doc_id string | doi string | corpus_id uint64 | title string | abstract string | label uint32 | venue string |
|---|---|---|---|---|---|---|
19465462 | 10.1098/RSBL.2009.0934 | 19,465,462 | Building a home from foam—túngara frog foam nest architecture and three-phase construction process | Frogs that build foam nests floating on water face the problems of over-dispersion of the secretions used and eggs being dangerously exposed at the foam : air interface. Nest construction behaviour of túngara frogs, Engystomops pustulosus, has features that may circumvent these problems. Pairs build nests in periodic b... | 1 | Biology Letters |
25064782 | 10.1073/PNAS.0912477107 | 25,064,782 | A nocturnal mammal, the greater mouse-eared bat, calibrates a magnetic compass by the sun | Recent evidence suggests that bats can detect the geomagnetic field, but the way in which this is used by them for navigation to a home roost remains unresolved. The geomagnetic field may be used by animals both to indicate direction and to locate position. In birds, directional information appears to be derived from a... | 1 | Proceedings of the National Academy of Sciences of the United States of America |
11048132 | 10.1242/JEB.042937 | 11,048,132 | Polarization sensitivity in two species of cuttlefish – Sepia plangon (Gray 1849) and Sepia mestus (Gray 1849) – demonstrated with polarized optomotor stimuli | The existence of polarization sensitivity (PS), most likely resulting from the orthogonal arrangement of microvilli in photoreceptors, has been proposed in cephalopods for some time, although it has rarely been examined behaviourally. Here, we tested the mourning cuttlefish, Sepia plangon, and the reaper cuttlefish, Se... | 1 | The Journal of Experimental Biology |
205309753 | 10.1038/NCOMMS1373 | 205,309,753 | Identification and characterization of a multidomain hyperthermophilic cellulase from an archaeal enrichment. | Despite extensive studies on microbial and enzymatic lignocellulose degradation, relatively few Archaea are known to deconstruct crystalline cellulose. Here we describe a consortium of three hyperthermophilic archaea enriched from a continental geothermal source by growth at 90 °C on crystalline cellulose, representing... | 1 | Nature Communications |
86005229 | 10.1111/J.1529-8817.2010.00828.X | 86,005,229 | DIFFERENCES IN POLYSACCHARIDE STRUCTURE BETWEEN CALCIFIED AND UNCALCIFIED SEGMENTS IN THE CORALLINE CALLIARTHRON CHEILOSPORIOIDES (CORALLINALES, RHODOPHYTA) 1 | The articulated coralline Calliarthron cheilosporioides Manza produces segmented fronds composed of calcified segments (intergenicula) separated by uncalcified joints (genicula), which allow fronds to bend and reorient under breaking waves in the wave‐swept intertidal zone. Genicula are formed when calcified cells deca... | 1 | Journal of Phycology |
5756713 | 10.1098/RSPB.2008.1939 | 5,756,713 | Foam nest components of the túngara frog: a cocktail of proteins conferring physical and biological resilience | The foam nests of the túngara frog (Engystomops pustulosus) form a biocompatible incubation medium for eggs and sperm while resisting considerable environmental and microbiological assault. We have shown that much of this behaviour can be attributed to a cocktail of six proteins, designated ranaspumins (Rsn-1 to Rsn-6)... | 1 | Proceedings of The Royal Society B: Biological Sciences |
86310158 | 10.1016/J.ASD.2005.02.002 | 86,310,158 | The suctorial organ of the Solifugae (Arachnida, Solifugae) | The ability of members of the arachnid order Solifugae to climb smooth, vertical surfaces and the organs involved in this behavior are investigated. Macroscopic, microscopic, and scanning electron microscopic observations are made of a palpal organ called the suctorial organ. Observations of the behavior but not the mi... | 1 | Arthropod Structure & Development |
41678349 | 10.1086/323990 | 41,678,349 | On the Mound of Macrotermes michaelseni as an Organ of Respiratory Gas Exchange | Patterns and rates of air movements in the mounds and nests of Macrotermes michaelseni were studied using tracer methods. Wind is a significant source of energy for powering nest ventilation, despite the mound being a completely enclosed structure. Nests are ventilated by a tidal movement of air driven by temporal vari... | 1 | Physiological and Biochemical Zoology |
1177498 | 10.1242/JEB.056549 | 1,177,498 | The diversity of hydrostatic skeletons | A remarkably diverse group of organisms rely on a hydrostatic skeleton for support, movement, muscular antagonism and the amplification of the force and displacement of muscle contraction. In hydrostatic skeletons, force is transmitted not through rigid skeletal elements but instead by internal pressure. Functioning of... | 1 | The Journal of Experimental Biology |
84549146 | 10.1017/S0025315400033440 | 84,549,146 | On the buoyancy of the pearly nautilus | Nautilus macromphalus Sowerby when freshly caught was close to neutral buoyancy having a weight in sea water of about 0–2% of its weight in air. The animals without their shells varied considerably in density but the volume of the shell was an approximately constant fraction of the total volume of the whole animal and ... | 1 | Journal of the Marine Biological Association of the United Kingdom |
20480309 | 10.3732/AJB.93.6.829 | 20,480,309 | How strong is intracanopy leaf plasticity in temperate deciduous trees? | Intracanopy plasticity in tree leaf form is a major determinant of whole-plant function and potentially of forest understory ecology. However, there exists little systematic information for the full extent of intracanopy plasticity, whether it is linked with height and exposure, or its variation across species. For arb... | 1 | American Journal of Botany |
207600151 | 10.3732/AJB.93.9.1251 | 207,600,151 | A biomechanical perspective on the role of large stem volume and high water content in baobab trees (Adansonia spp.; Bombacaceae). | The stems of large trees serve in transport, storage, and support; however, the degree to which these roles are reflected in their morphology is not always apparent. The large, water-filled stems of baobab trees (Adansonia spp.) are generally assumed to serve a water storage function, yet recent studies indicate limite... | 1 | American Journal of Botany |
11980169 | 10.2307/3558444 | 11,980,169 | Hydrophobic trichome layers and epicuticular wax powders in Bromeliaceae. | The distinctive foliar trichome of Bromeliaceae has promoted the evolution of an epiphytic habit in certain taxa by allowing the shoot to assume a significant role in the uptake of water and mineral nutrients. Despite the profound ecophysiological and taxonomic importance of this epidermal structure, the functions of n... | 1 | American Journal of Botany |
22971319 | 10.1111/ELE.12039 | 22,971,319 | The incidence and implications of clouds for cloud forest plant water relations. | Although clouds are the most recognisable and defining feature of tropical montane cloud forests, little research has focussed on how clouds affect plant functioning. We used satellite and ground-based observations to study cloud and leaf wetting patterns in contrasting tropical montane and pre-montane cloud forests. W... | 1 | Ecology Letters |
21403217 | 10.1007/S00435-007-0031-7 | 21,403,217 | Functional morphology of scale hinges used to transport water: convergent drinking adaptations in desert lizards (Moloch horridus and Phrynosoma cornutum) | The Australian thorny devil, Moloch horridus Gray, 1841, and the Texas horned lizard, Phrynosoma cornutum Harlan, 1825, have the remarkable ability to rapidly move water through interscalar spaces on their skin’s surface to their mouth for drinking. The morphology of these scale hinges has not been studied. We used his... | 1 | Zoomorphology |
37979200 | 10.1007/BF00204333 | 37,979,200 | Function of spiral grain in trees | SummaryThrough spiral grain, conduits for sap lead from each root to all branches. This uniform distribution of sap is indicated by the paths of vessels and tracheids, and has been proven experimentally by means of dyed sap injected into the base of stems or taken up by roots. Trees receiving water only from roots at o... | 1 | Trees-structure and Function |
84985598 | 10.1126/SCIENCE.1059567 | 84,985,598 | Bacterial Recognition of Mineral Surfaces: Nanoscale Interactions Between Shewanella and α-FeOOH | Force microscopy has been used to quantitatively measure the infinitesimal forces that characterize interactions betweenShewanella oneidensis (a dissimilatory metal-reducing bacterium) and goethite (α-FeOOH), both commonly found in Earth near-surface environments. Force measurements with subnanonewton resolution were m... | 1 | Science |
205322669 | 10.1038/NCOMMS4166 | 205,322,669 | Overcoming the brittleness of glass through bio-inspiration and micro-architecture. | Highly mineralized natural materials such as teeth or mollusk shells boast unusual combinations of stiffness, strength and toughness currently unmatched by engineering materials. While high mineral contents provide stiffness and hardness, these materials also contain weaker interfaces with intricate architectures, whic... | 1 | Nature Communications |
312009 | 10.1242/JEB.01831 | 312,009 | Extreme impact and cavitation forces of a biological hammer: strike forces of the peacock mantis shrimp Odontodactylus scyllarus | Mantis shrimp are renowned for their unusual method of breaking shells with brief, powerful strikes of their raptorial appendages. Due to the extreme speeds of these strikes underwater, cavitation occurs between their appendages and hard-shelled prey. Here we examine the magnitude and relative contribution of the impac... | 1 | The Journal of Experimental Biology |
86706458 | 10.3159/09-RA-024.1 | 86,706,458 | Characterization of cork warts and aerenchyma in leaves of Rhizophora mangle and Rhizophora racemosa | Mangroves are a diverse group of plants that inhabit tidal zones in the tropics and sub-tropics. Some mangrove species occupy the lower tidal zone in which the substrate is anoxic for long time periods while some mangroves inhabit the upper tidal zone in which the substrate should be less anoxic. Recent research has sh... | 1 | Journal of The Torrey Botanical Society |
36679137 | 10.1021/LA203853R | 36,679,137 | Analysis of preload-dependent reversible mechanical interlocking using beetle-inspired wing locking device. | We report an analysis of preload-dependent reversible interlocking between regularly arrayed, high aspect ratio (AR) polymer micro- and nanofibers. Such a reversible interlocking is inspired from the wing-locking device of a beetle where densely populated microhairs (termed microtrichia) on the cuticular surface form n... | 1 | Langmuir |
87200304 | 10.2307/1565146 | 87,200,304 | Cutaneous Water Acquisition by the Thorny Devil (Moloch horridus: Agamidae) | The skin of the thorny devil readily absorbs water, like "blotting-paper." The volume of water held in the cutaneous capillary system is about 3.7% of the body mass. Water is conveyed to the mouth by the cutaneous capillary system, where it is imbibed. The low permeability of the skin to evaporative water loss and lack... | 1 | Journal of Herpetology |
28331494 | 10.1007/S11160-009-9155-9 | 28,331,494 | The biology and ecology of the ocean sunfish Mola mola: a review of current knowledge and future research perspectives | Relatively little is known about the biology and ecology of the world’s largest (heaviest) bony fish, the ocean sunfish Mola mola, despite its worldwide occurrence in temperate and tropical seas. Studies are now emerging that require many common perceptions about sunfish behaviour and ecology to be re-examined. Indeed,... | 1 | Reviews in Fish Biology and Fisheries |
4358030 | 10.1038/421495A | 4,358,030 | Neurophysiology: Sensing temperature without ion channels | Mammals use cold-sensitive ion channels to translate information about the temperature of their surroundings into electrical signals that are taken up by thermoreceptor nerve cells. Here I investigate the thermoelectric properties of an extracellular gel removed from the electrosensors of sharks, and show that it devel... | 1 | Nature |
14255720 | 10.1242/JEB.001578 | 14,255,720 | Death by small forces: a fracture and fatigue analysis of wave-swept macroalgae | Wave-swept macroalgae are subjected to large hydrodynamic forces as each wave breaks on shore, loads that are repeated thousands of times per day. Previous studies have shown that macroalgae can easily withstand isolated impositions of maximal field forces. Nonetheless, macroalgae break frequently. Here we investigate ... | 1 | The Journal of Experimental Biology |
16076053 | 10.1016/J.CEB.2007.12.003 | 16,076,053 | Microtubule assembly dynamics: new insights at the nanoscale. | Although the dynamic self-assembly behavior of microtubule ends has been well characterized at the spatial resolution of light microscopy (~200 nm), the single-molecule events that lead to these dynamics are less clear. Recently, a number of in vitro studies used novel approaches combining laser tweezers, microfabricat... | 1 | Current Opinion in Cell Biology |
1129520 | 10.1098/RSPB.2011.1169 | 1,129,520 | A poisonous surprise under the coat of the African crested rat | Plant toxins are sequestered by many animals and the toxicity is frequently advertised by aposematic displays to deter potential predators. Such ‘unpalatability by appropriation’ is common in many invertebrate groups and also found in a few vertebrate groups. However, potentially lethal toxicity by acquisition has so f... | 1 | Proceedings of The Royal Society B: Biological Sciences |
73560794 | 10.3354/AME015233 | 73,560,794 | Chemical mediation of bacterial surface colonisation by secondary metabolites from the red alga Delisea pulchra | We investigated the effects of halogenated furanones from the red alga Delisea pulchra on colonisation of surfaces by marine bacteria. Bacterial abundance on the surface of D. pulchra, assessed using scanning electron microscopy (SEM), was significantly lower than on the surfaces of 3 co-occurring algal species, all of... | 1 | Aquatic Microbial Ecology |
29789667 | 10.1007/S007920050010 | 29,789,667 | Pyrolobus fumarii, gen. and sp. nov., represents a novel group of archaea, extending the upper temperature limit for life to 113°C | A novel, irregular, coccoid-shaped archaeum was isolated from a hydrothermally heated black smoker wall at the TAG site at the Mid Atlantic Ridge (depth 3650 meters). It grew at between 90°C and 113°C (optimum 106°C) and pH 4.0–6.5 (optimum 5.5) and 1%–4% salt (optimum 1.7%). The organism was a facultatively aerobic ob... | 1 | Extremophiles |
206519310 | 10.1126/SCIENCE.1172488 | 206,519,310 | Deep-Sea, Swimming Worms with Luminescent “Bombs” | Several species of deep-sea polychaete worms have been discovered that have a bizarre predator distraction mechanism. By using remotely operated vehicles, we found seven previously unknown species of swimming annelid worms below 1800 meters. Specimens were large and bore a variety of elaborate head appendages. In addit... | 1 | Science |
30390023 | 10.1016/J.JBIOMECH.2011.12.003 | 30,390,023 | Elastic modulus of hard tissues. | This work aims at evaluating the elastic modulus of hard biological tissues by considering their staggered platelet micro-structure. An analytical expression for the effective modulus along the stagger direction is formulated using three non-dimensional structural variables. Structures with a single staggered hierarchy... | 1 | Journal of Biomechanics |
5030412 | 10.3732/AJB.94.7.1061 | 5,030,412 | Do epidermal lens cells facilitate the absorptance of diffuse light? | Many understory plants rely on diffuse light for photosynthesis because direct light is usually scattered by upper canopy layers before it strikes the forest floor. There is a considerable gap in the literature concerning the interaction of direct and diffuse light with leaves. Some understory plants have well-develope... | 1 | American Journal of Botany |
5015087 | 10.1046/J.1365-3040.2003.00846.X | 5,015,087 | Long-distance transport of gases in plants: a perspective on internal aeration and radial oxygen loss from roots | Internal transport of gases is crucial for vascular plants inhabiting aquatic, wetland or flood-prone environments. Diffusivity of gases in water is approximately 10 000 times slower than in air; thus direct exchange of gases between submerged tissues and the environment is strongly impeded. Aerenchyma provides a low-r... | 1 | Plant Cell and Environment |
3218760 | 10.1242/JEB.020479 | 3,218,760 | To bend a coralline: effect of joint morphology on flexibility and stress amplification in an articulated calcified seaweed | Previous studies have demonstrated that fleshy seaweeds resist wave-induced drag forces in part by being flexible. Flexibility allows fronds to `go with the flow', reconfiguring into streamlined shapes and reducing frond area projected into flow. This paradigm extends even to articulated coralline algae, which produce ... | 1 | The Journal of Experimental Biology |
205079284 | 10.1038/503345A | 205,079,284 | Plant biomechanics: High-endurance algae | Breaking waves place repeated loading on marine algae, which can lead to death by fatigue. But observations of one alga suggest that its joint structure, which lacks transverse connections, confers fatigue resistance. | 1 | Nature |
319884 | 10.1242/JEB.003509 | 319,884 | Electrical and behavioral courtship displays in the mormyrid fish Brienomyrus brachyistius | Mormyrid electric fish rely on the waveform of their electric organ discharges (EODs) for communicating species, sex, and social status, while they use the sequences of pulse intervals (SPIs) for communicating rapidly changing behavioral states and motivation. Little is known of electric signaling during courtship beha... | 1 | The Journal of Experimental Biology |
26018077 | 10.3732/AJB.94.8.1371 | 26,018,077 | Aerodynamics of saccate pollen and its implications for wind pollination. | Pollen grains of many wind-pollinated plants contain 1-3 air-filled bladders, or sacci. Sacci are thought to help orient the pollen grain in the pollination droplet. Sacci also increase surface area of the pollen grain, yet add minimal mass, thereby increasing dispersal distance; however, this aerodynamic hypothesis ha... | 1 | American Journal of Botany |
2431492 | 10.1016/J.BIOORG.2006.08.001 | 2,431,492 | Characterization of two new multiforms of Trametes pubescens laccase. | Electrochemical properties of two multiforms of laccase from Trametes pubescens basidiomycete (LAC1 and LAC2) have been studied. The standard redox potentials of the T1 sites of the enzymes were found to be 746 and 738 mV vs. NHE for LAC1 and LAC2, respectively. Bioelectroreduction of oxygen based on direct electron tr... | 1 | Bioorganic Chemistry |
32934538 | 10.1007/S00360-004-0463-Z | 32,934,538 | Diel variation in ammonia excretion, glutamine levels, and hydration status in two species of terrestrial isopods | Terrestrial isopods (suborder Oniscidea) excrete most nitrogen diurnally as volatile ammonia, and ammonia-loaded animals accumulate nonessential amino acids, which may constitute the major nocturnal nitrogen pool. This study explored the relationship between ammonia excretion, glutamine storage/mobilization, and water ... | 1 | Journal of Comparative Physiology B-biochemical Systemic and Environmental Physiology |
55653593 | 10.4172/JRR.1000108 | 55,653,593 | Biological Activities of Rice Allelochemicals Momilactone A and B | Momilactone A and B had been demonstrated to play critical roles in rice allelopathy by the findings of
physiological and genetical approaches. Rice plants secrete momilactones into the rhizosphere over their entire life cycle at phytotoxic levels, and momilactones are able to account for the majority of the observed ... | 1 | Rice Research: Open Access |
10181608 | 10.1086/639566 | 10,181,608 | Seasonal Adjustment of Solar Heat Gain Independent of Coat Coloration in a Desert Mammal | Despite the apparent importance of solar radiation as a source of heat for free-living animals, there exists no substantial body of empirical data describing physiological responses to solar radiation under the range of convective conditions likely to occur in nature. We therefore quantified effects of simulated solar ... | 1 | Physiological and Biochemical Zoology |
87871330 | 10.2307/1565367 | 87,871,330 | Antipredator Mechanisms of Australian Frogs | We examined the antipredator mechanisms of 19 Australian hylid species (two genera) and 23 myobatrachid species (nine genera). Frogs of 39 of the 42 species exhibited one or more defensive mech- anisms (other than escape), including postures, bright coloration, adhesive skin secretions, and/or calls. De- fensive postur... | 1 | Journal of Herpetology |
15382067 | 10.1016/J.CUB.2007.07.011 | 15,382,067 | Microtubule Assembly Dynamics at the Nanoscale | The labile nature of microtubules is critical for establishing cellular morphology and motility, yet the molecular basis of assembly remains unclear. Here we use optical tweezers to track microtubule polymerization against microfabricated barriers, permitting unprecedented spatial resolution.
We find that microtubul... | 1 | Current Biology |
17847436 | 10.1098/RSOS.140322 | 17,847,436 | Impact behaviour of freeze-dried and fresh pomelo (Citrus maxima) peel: influence of the hydration state | Pomelos (Citrus maxima) are known for their thick peel which—inter alia—serves as energy dissipator when fruits impact on the ground after being shed. It protects the fruit from splitting open and thus enables the contained seeds to stay germinable and to potentially be dispersed by animal vectors. The main part of the... | 1 | Royal Society Open Science |
8885364 | 10.1007/S00049-010-0054-2 | 8,885,364 | First insights into the chemical defensive system of the erotylid beetle, Tritoma bipustulata | The present study provides the first insights into the chemical defensive system of the erotylid beetle, Tritoma bipustulata, and furthermore reports the previously hardly known ability of abdominal reflex bleeding in this coleopteran family. The defensive chemistry of the secretion of pronotal glands, abdominal reflex... | 1 | Chemoecology |
5039678 | 10.1016/J.TIBTECH.2009.11.005 | 5,039,678 | Forisomes: calcium-powered protein complexes with potential as 'smart' biomaterials. | Sieve tubes in legumes contain forisomes, which are spindle-like bodies that are composed of ATP-independent, mechanically active proteins. Upon injury, forisomes occlude sieve tubes by dispersion and thus, help to prevent loss of nutrient-rich transport sap. Forisome enlargement by dispersion is brought about by Ca2+-... | 1 | Trends in Biotechnology |
84979294 | 10.1139/B51-022 | 84,979,294 | THE SPLASH-CUP DISPERSAL MECHANISM IN PLANTS | The late Prof. A. H. R. Buller regarded certain cup-shaped reproductive bodies found among cryptogams as "splash-cups" which make use of the energy of raindrops for the dispersal of spores, sperms, and gemmae. Buller's concepts are presented and supplemented by investigations carried out since his death. Raindrops caus... | 1 | Botany |
13934382 | 10.1016/J.ANBEHAV.2013.11.008 | 13,934,382 | Cooperating to compete: altruism, sexual selection and causes of male reproductive cooperation | Competition among males for access to reproductive opportunities is a central tenet of behavioural biology that has critical implications for studies of mating systems, sexual selection and the evolution of numerous phenotypic traits. Given the expectation that males should compete vigorously for access to females, it ... | 1 | Animal Behaviour |
1604206 | 10.1098/RSPB.2011.0489 | 1,604,206 | Volumetric imaging of shark tail hydrodynamics reveals a three-dimensional dual-ring vortex wake structure | Understanding how moving organisms generate locomotor forces is fundamental to the analysis of aerodynamic and hydrodynamic flow patterns that are generated during body and appendage oscillation. In the past, this has been accomplished using two-dimensional planar techniques that require reconstruction of three-dimensi... | 1 | Proceedings of The Royal Society B: Biological Sciences |
1290125 | 10.1098/RSBL.2010.1163 | 1,290,125 | Colour-producing β-keratin nanofibres in blue penguin (Eudyptula minor) feathers | The colours of living organisms are produced by the differential absorption of light by pigments (e.g. carotenoids, melanins) and/or by the physical interactions of light with biological nanostructures, referred to as structural colours. Only two fundamental morphologies of non-iridescent nanostructures are known in fe... | 1 | Biology Letters |
19878427 | 10.1016/J.ACTBIO.2016.05.022 | 19,878,427 | A lightweight, biological structure with tailored stiffness: The feather vane. | UNLABELLED
The flying feathers of birds are keratinous appendages designed for maximum performance with a minimum weight penalty. Thus, their design contains ingenious combinations of components that optimize lift, stiffness, aerodynamics, and damage resistance. This design involves two main parts: a central shaft that... | 1 | Acta Biomaterialia |
206536172 | 10.1126/SCIENCE.1210558 | 206,536,172 | Fatty Acids Identified in the Burmese Python Promote Beneficial Cardiac Growth | A specific set of circulating fatty acids triggers cardiac hypertrophy in snakes and mammals. Burmese pythons display a marked increase in heart mass after a large meal. We investigated the molecular mechanisms of this physiological heart growth with the goal of applying this knowledge to the mammalian heart. We found ... | 1 | Science |
137342942 | 10.1007/S11837-010-0009-7 | 137,342,942 | Dynamic fracture resilience of elk antler: Biomimetic inspiration for improved crashworthiness | The antler of the North American elk has been shown to have impressive fracture resistance under quasi-static loads, but given its viscoelastic behavior and impact nature of loading, questions remain as to its mechanical, and in particular, fracture behavior under dynamic loading. Samples were tested using a unique spl... | 1 | JOM |
22538251 | 10.1083/JCB.201012094 | 22,538,251 | Lymphatic vascular morphogenesis in development, physiology, and disease | The lymphatic vasculature constitutes a highly specialized part of the vascular system that is essential for the maintenance of interstitial fluid balance, uptake of dietary fat, and immune response. Recently, there has been an increased awareness of the importance of lymphatic vessels in many common pathological condi... | 1 | Journal of Cell Biology |
6459100 | 10.3762/BJNANO.2.22 | 6,459,100 | Infrared receptors in pyrophilous (“fire loving”) insects as model for new un-cooled infrared sensors | Beetles of the genus Melanophila and certain flat bugs of the genus Aradus actually approach forest fires. For the detection of fires and of hot surfaces the pyrophilous species of both genera have developed infrared (IR) receptors, which have developed from common hair mechanoreceptors. Thus, this type of insect IR re... | 1 | Beilstein Journal of Nanotechnology |
6847842 | 10.1128/AEM.54.7.1678-1681.1988 | 6,847,842 | Ice Nucleation Activity in Lichens | A newly discovered form of biological ice nucleus associated with lichens is described. Ice nucleation spectra of a variety of lichens from the southwestern United States were measured by the drop-freezing method. Several epilithic lichen samples of the genera Rhizoplaca, Xanthoparmelia, and Xanthoria had nuclei active... | 1 | Applied and Environmental Microbiology |
10164030 | 10.1016/J.GENE.2008.07.025 | 10,164,030 | Cold-adapted tubulins in the glacier ice worm, Mesenchytraeus solifugus. | Glacier ice worms, Mesenchytraeus solifugus and related species, are the only known annelids that survive obligately in glacier ice and snow. One fundamental component of cold temperature adaptation is the ability to polymerize tubulin, which typically depolymerizes at low physiological temperatures (e.g., <10 degrees ... | 1 | Gene |
91861421 | 10.1098/RSPB.2018.2501 | 91,861,421 | Loss of top-down biotic interactions changes the relative benefits for obligate mutualists | The collapse of mutualisms owing to anthropogenic changes is contributing to losses of biodiversity. Top predators can regulate biotic interactions between species at lower trophic levels and may contribute to the stability of such mutualisms, but they are particularly likely to be lost after disturbance of communities... | 1 | Proceedings of The Royal Society B: Biological Sciences |
34558350 | 10.1007/S000400050026 | 34,558,350 | Nesting biology of the mangrove mud-nesting ant Polyrhachis sokolova Forel (Hymenoptera, Formicidae) in northern Australia | The nest sites of the mud-nesting ant Polyrhachis sokolova were studied in Darwin Harbour mangroves. They were found from the Ceriops tagal zone to the Rhizophora stylosa zone at elevations ranging from 7.22 to 5.99 meters above the lowest astronomical tide (LAT), which means that the nests were inundated in 13‐61% of ... | 1 | Insectes Sociaux |
6694204 | 10.1073/PNAS.0914720107 | 6,694,204 | Capillarity-based switchable adhesion | Drawing inspiration from the adhesion abilities of a leaf beetle found in nature, we have engineered a switchable adhesion device. The device combines two concepts: The surface tension force from a large number of small liquid bridges can be significant (capillarity-based adhesion) and these contacts can be quickly mad... | 1 | Proceedings of the National Academy of Sciences of the United States of America |
7731573 | 10.1242/JEB.043216 | 7,731,573 | Harbor seal vibrissa morphology suppresses vortex-induced vibrations | Harbor seals (Phoca vitulina) often live in dark and turbid waters, where their mystacial vibrissae, or whiskers, play an important role in orientation. Besides detecting and discriminating objects by direct touch, harbor seals use their whiskers to analyze water movements, for example those generated by prey fish or b... | 1 | The Journal of Experimental Biology |
87352720 | 10.2307/1564398 | 87,352,720 | Rain-Harvesting in the Lizard, Phrynosoma cornutum: Behavior and Integumental Morphology | During rainstorms, Texas horned lizards in enclosures were observed to exhibit a stereotyped behavior termed "rain-harvesting." The behavior involves: (1) raising the abdomen in an arch; (2) splaying and extending the legs; (3) dorso-ventral flattening and lateral spreading of the body; (4) lowering the head and tail; ... | 1 | Journal of Herpetology |
4340043 | 10.1038/NATURE03185 | 4,340,043 | How the Venus flytrap snaps | The rapid closure of the Venus flytrap (Dionaea muscipula) leaf in about 100 ms is one of the fastest movements in the plant kingdom. This led Darwin to describe the plant as “one of the most wonderful in the world”. The trap closure is initiated by the mechanical stimulation of trigger hairs. Previous studies have foc... | 1 | Nature |
21486918 | 10.1177/1934578X1501000508 | 21,486,918 | Momilactone Sensitive Proteins in Arabidopsis thaliana | The labdane-related diterpenoid, momilactone B has potent growth inhibitory activity and was demonstrated to play a particularly critical role in the allelopathy of rice (Oryza sativa L.). However, there is limited information available about the mode of action of momilactone B on the growth inhibition. The present res... | 1 | Natural Product Communications |
88259628 | 10.2307/1565147 | 88,259,628 | Rain-drinking behaviors of the Australian thorny devil (Sauria: Agamidae) | During natural and simulated rainfall, Moloch horridus used the cutaneous surface of its integument as a water-harvesting system to capture rain water for drinking. Circumstantial behavioral evidence, in combination with experimental studies (Withers, 1993), suggests that the capillary, interscalar, water-transport sys... | 1 | Journal of Herpetology |
34174120 | 10.1103/PHYSREVE.94.032403 | 34,174,120 | Effect of catch bonding on transport of cellular cargo by dynein motors. | Recent experiments have demonstrated that dynein motors exhibit catch bonding behavior, in which the unbinding rate of a single dynein decreases with increasing force, for a certain range of force. Motivated by these experiments, we study the effect of catch bonding on unidirectional transport properties of cellular ca... | 1 | Physical Review E |
83946742 | 10.1098/RSBL.2011.0081 | 83,946,742 | Defining frontiers in mite and frog alkaloid research | Raspotnig et al. comment on our recent finding of skin alkaloids in miniaturized Eleutherodactylus frogs from Cuba, which might be taken up from the high proportion of mites among their prey [[2][2]]. They provide a summary of current knowledge about alkaloid content and alkaloid | 1 | Biology Letters |
137864185 | 10.1243/13506501JET143 | 137,864,185 | Molecular mechanisms of synovial joint lubrication | Current models for lubrication of synovial joints, and the nature of the cartilage surface, are briefly recalled. Direct friction studies between polymers attached to surfaces are then considered, particularly the very recent demonstration of extreme friction reduction enabled by hydrated ions and by charged polymers. ... | 1 | Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology |
18142462 | 10.1016/J.JTBI.2011.05.007 | 18,142,462 | Elastic instability model of rapid beak closure in hummingbirds. | The hummingbird beak, specialized for feeding on floral nectars, is also uniquely adapted to eating flying insects. During insect capture the beak often appears to close at a rate that cannot be explained by direct muscular action alone. Here we show that the lower jaw of hummingbirds has a shape and compliance that al... | 1 | Journal of Theoretical Biology |
34018320 | 10.1098/RSBL.2011.0982 | 34,018,320 | Evidence for a vertebrate catapult: elastic energy storage in the plantaris tendon during frog jumping | Anuran jumping is one of the most powerful accelerations in vertebrate locomotion. Several species are hypothesized to use a catapult-like mechanism to store and rapidly release elastic energy, producing power outputs far beyond the capability of muscle. Most evidence for this mechanism comes from measurements of whole... | 1 | Biology Letters |
39477948 | 10.1271/BBB.100692 | 39,477,948 | Chemical Identity of a Rotting Animal-Like Odor Emitted from the Inflorescence of the Titan Arum (Amorphophallus titanum) | The titan arum, Amorphophallus titanum, is a flowering plant with the largest inflorescence in the world. The flower emits a unique rotting animal-like odor that attracts insects for pollination. To determine the chemical identity of this characteristic odor, we performed gas chromatography-mass spectrometry-olfactomet... | 1 | Bioscience, Biotechnology, and Biochemistry |
42723157 | 10.1098/RSIF.2015.1022 | 42,723,157 | Resilience in social insect infrastructure systems | Both human and insect societies depend on complex and highly coordinated infrastructure systems, such as communication networks, supply chains and transportation networks. Like human-designed infrastructure systems, those of social insects are regularly subject to disruptions such as natural disasters, blockages or bre... | 1 | Journal of the Royal Society Interface |
3448081 | 10.1371/JOURNAL.PCBI.1002792 | 3,448,081 | Experimental Studies and Dynamics Modeling Analysis of the Swimming and Diving of Whirligig Beetles (Coleoptera: Gyrinidae) | Whirligig beetles (Coleoptera, Gyrinidae) can fly through the air, swiftly swim on the surface of water, and quickly dive across the air-water interface. The propulsive efficiency of the species is believed to be one of the highest measured for a thrust generating apparatus within the animal kingdom. The goals of this ... | 1 | PLOS Computational Biology |
24489519 | 10.1016/J.ASD.2004.05.006 | 24,489,519 | Design and mechanical properties of insect cuticle. | Since nearly all adult insects fly, the cuticle has to provide a very efficient and lightweight skeleton. Information is available about the mechanical properties of cuticle-Young's modulus of resilin is about 1 MPa, of soft cuticles about 1 kPa to 50 MPa, of sclerotised cuticles 1-20 GPa; Vicker's Hardness of scleroti... | 1 | Arthropod Structure & Development |
4257709 | 10.1038/297062A0 | 4,257,709 | Male Eufriesia purpurata, a DDT-collecting euglossine bee in Brazil | While studying the ecology of the malaria vector Anopheles (Nyssorhynchus) darlingi Root along the Ituxi River, Amazonas, Brazil, we observed aggregates of bees on the walls of houses that were routinely sprayed with DDT. Several bees collected from DDT-treated house walls in August 1978 were identified as male specime... | 1 | Nature |
13143063 | 10.1152/PHYSIOLOGYONLINE.1998.13.6.281 | 13,143,063 | Brain Cooling: An Economy Mode of Temperature Regulation in Artiodactyls. | Artiodactyls employ selective brain cooling (SBC) regularly during experimental hyperthermia. In free-ranging antelopes, however, SBC often was present when body temperature was low but absent when brain temperature was near 42 degrees C. The primary effect of SBC is to adjust the activity of the heat loss mechanisms t... | 1 | Physiology |
86041322 | 10.1665/1082-6467(2005)14[223:DLGACK]2.0.CO;2 | 86,041,322 | Desert locust gregarization: a conceptual kinetic model | A better understanding of the mechanisms that underlie phase transformation in a solitarious desert locust population is an important prerequisite for the development of a quantitative gregarization model and for predicting locust outbreaks. Two types of processes are involved: 1) clustering at diminishing spatial scal... | 1 | Journal of Orthoptera Research |
205809949 | 10.1016/J.JCIS.2011.06.084 | 205,809,949 | Nanoscale biomimetics studies of Salvinia molesta for micropattern fabrication. | The emerging field of biomimetics allows one to take inspiration from nature and mimic it in order to create various products, devices and structures. There are a large number of objects, including bacteria, plants, land and aquatic animals and seashells, with properties of commercial interest. The subject of interest ... | 1 | Joint International Conference on Information Sciences |
39292444 | 10.1126/SCIENCE.296.5566.250 | 39,292,444 | Biology Reveals New Ways to Hold on Tight | At an unusual recent meeting, biologists and materials scientists swapped notes about how natural and artificial adhesives work. The materials scientists discussed physical or chemical properties that biologists should consider as they try to figure out how nature performs its sticky tricks. The biologists described ho... | 1 | Science |
8878515 | 10.1242/JEB.057455 | 8,878,515 | Regulation of brain temperature in winter-acclimatized reindeer under heat stress | Reindeer (Rangifer tarandus) are protected against the Arctic winter cold by thick fur of prime insulating capacity and hence have few avenues of heat loss during work. We have investigated how these animals regulate brain temperature under heavy heat loads. Animals were instrumented for measurements of blood flow, tis... | 1 | The Journal of Experimental Biology |
35169118 | 10.1016/J.MVR.2014.07.001 | 35,169,118 | Lymphatic collecting vessel maturation and valve morphogenesis. | The lymphatic vasculature plays an essential role in the maintenance of tissue interstitial fluid balance and in the immune response. After capture of fluids, proteins and antigens by lymphatic capillaries, lymphatic collecting vessels ensure lymph transport. An important component to avoid lymph backflow and to allow ... | 1 | Microvascular Research |
84137887 | 10.1139/A10-014 | 84,137,887 | Osmotic adjustment and plant adaptation to environmental changes related to drought and salinity. | The salinization and water deficit of soil are widespread environmental problems in limiting plant survival, growth, and productivity. However, some plants could adopt some strategies to resist salinity and drought stresses. Among these strategies, the mechanism of osmotic adjustment could help plants and algae to avoi... | 1 | Environmental Reviews |
4779013 | 10.1038/NRMICRO2166 | 4,779,013 | Electron transfer in syntrophic communities of anaerobic bacteria and archaea | Interspecies electron transfer is a key process in methanogenic and sulphate-reducing environments. Bacteria and archaea that live in syntrophic communities take advantage of the metabolic abilities of their syntrophic partner to overcome energy barriers and break down compounds that they cannot digest by themselves. H... | 1 | Nature Reviews Microbiology |
9280009 | 10.1242/JEB.019273 | 9,280,009 | An insect trap as habitat: cohesion-failure mechanism prevents adhesion of Pameridea roridulae bugs to the sticky surface of the plant Roridula gorgonias | The glandular trichomes of the plant Roridula gorgonias release an extremely adhesive, visco-elastic, resinous secretion that traps a variety of insects, including those having a considerable body size. However, the specialized mutualistic mirid bug Pameridea roridulae lives and walks on this sticky plant surface witho... | 1 | The Journal of Experimental Biology |
41858802 | 10.1007/S11829-007-9012-5 | 41,858,802 | Taste perception in honeybees: just a taste of honey? | The advent of the genomic era has opened new doors to understand the fundamental organization of living organisms and has therefore promoted a fertile field of comparative research that intends to identify similarities and differences between related and unrelated species at the genomic level. One of the organisms whos... | 1 | Arthropod-plant Interactions |
8373160 | 10.2307/1542085 | 8,373,160 | The Functional Morphology of Starfish Tube Feet: The Role of a Crossed-Fiber Helical Array in Movement. | The morphology and mechanics of the tube feet, ampullae, and lateral and radial canals of the water vascular systems of Luidia clathrata and Astropecten articulatus (Echinodermata, Asteroidea) were analyzed. Histological methods, based on embedding in both paraffin and glycol methacrylate, were used to document the arr... | 1 | The Biological Bulletin |
8293685 | 10.1098/RSPB.2013.1758 | 8,293,685 | How ticks get under your skin: insertion mechanics of the feeding apparatus of Ixodes ricinus ticks | The tick Ixodes ricinus uses its mouthparts to penetrate the skin of its host and to remain attached for about a week, during which time Lyme disease spirochaetes may pass from the tick to the host. To understand how the tick achieves both tasks, penetration and attachment, with the same set of implements, we recorded ... | 1 | Proceedings of The Royal Society B: Biological Sciences |
4297086 | 10.1038/217086B0 | 4,297,086 | Mechanism of Closure of the Aortic Valve | THE human aortic valve consists of three cusps made of relatively inelastic, muscle-free material about 0.15 mm thick. It opens and shuts about once a second, and withstands a pressure difference of 100 mm of mercury when closed. It usually functions for 70 yr without failure, and works so efficiently that very little ... | 1 | Nature |
1923859 | 10.1098/RSTA.2009.0022 | 1,923,859 | Superhydrophobic and superhydrophilic plant surfaces: an inspiration for biomimetic materials | The diversity of plant surface structures, evolved over 460 million years, has led to a large variety of highly adapted functional structures. The plant cuticle provides structural and chemical modifications for surface wetting, ranging from superhydrophilic to superhydrophobic. In this paper, the structural basics of ... | 1 | Philosophical Transactions of the Royal Society A |
35316058 | 10.1074/JBC.R100052200 | 35,316,058 | Synaptotagmins: Why So Many?* | null | 1 | Journal of Biological Chemistry |
25144998 | 10.1242/JEB.058172 | 25,144,998 | Localized fluidization burrowing mechanics of Ensis directus | Muscle measurements of Ensis directus, the Atlantic razor clam, indicate that the organism only has sufficient strength to burrow a few centimeters into the soil, yet razor clams burrow to over 70 cm. In this paper, we show that the animal uses the motions of its valves to locally fluidize the surrounding soil and redu... | 1 | The Journal of Experimental Biology |
4365948 | 10.1038/423923A | 4,365,948 | Plant hydraulics: The ascent of water | When you're a large organism and made of wood, you can't have a heart or other contractile organs, but you still need to move fluids to live. How is this done? | 1 | Nature |
36205261 | 10.1021/JO101237E | 36,205,261 | Small molecules that modulate quorum sensing and control virulence in Pseudomonas aeruginosa. | Bacteria use small molecule signals to access their local population densities in a process called quorum sensing (QS). Once a threshold signal concentration is reached, and therefore a certain number of bacteria have assembled, bacteria use QS to change gene expression levels and initiate behaviors that benefit the gr... | 1 | Journal of Organic Chemistry |
97804727 | 10.1039/C3RA41096J | 97,804,727 | Structural coloration in nature | Nature's color has three main sources: pigments, structural colors and bioluminescence. Structural color is a special one, which is the color produced by micro- or nano-structures, and is bright and dazzling. The most common mechanisms of structural colors are film interference, diffraction grating, scattering and phot... | 1 | RSC Advances |
16178409 | 10.1093/JEXBOT/51.353.2085 | 16,178,409 | The functional morphology of the petioles of the banana, Musa textilis. | Bananas are among the largest herbs in the world and their lightweight petioles hold up huge leaves. This study examined how the petioles manage to achieve adequate rigidity to do this, while allowing extensive and reversible reconfiguration in high winds. Morphological and anatomical examination of the petioles and le... | 1 | Journal of Experimental Botany |
8210479 | 10.1007/S10886-009-9707-4 | 8,210,479 | Assessment of the Phytotoxic Potential of m-Tyrosine in Laboratory Soil Bioassays | The significance of soil-allelochemical interactions was addressed in this paper through studies conducted with m-tyrosine, an amino acid analogue and a potent plant growth inhibitor, in a series of laboratory assays performed in field soil or growth media. The studies were performed as a basis for further evaluation o... | 1 | Journal of Chemical Ecology |
5265341 | 10.1126/SCIENCE.1181044 | 5,265,341 | Iron-Clad Fibers: A Metal-Based Biological Strategy for Hard Flexible Coatings | Mussel Fibers While it is possible to make strong fibers or threads from organic materials, most suffer from high wear abrasion. Marine mussels attach themselves to rocky seashores using a series of byssal threads. Despite the constant rubbing caused by the motion of the tides, the threads show high wear resistance. Ha... | 1 | Science |
135121625 | 10.1023/A:1009223730317 | 135,121,625 | The cellulose system in viscin from mistletoe berries | The cellulose system of the viscous fibrous cellulosic polysaccharide (viscan) in the viscin tissue of the European mistletoe, Viscum album L., was analyzed by chemical and physicochemical techniques including sugar analysis, optical and transmission electron microscopy, X-ray and electron diffraction together with sol... | 1 | Cellulose |
19954251 | 10.1152/AJPREGU.1988.254.2.R389 | 19,954,251 | Comparison of IR thermography and thermocouple measurement of heat loss from rabbit pinna. | The temperature of the pinnae of male New Zealand White rabbits was measured by use of infrared thermography. At ambient temperatures of 15, 20, and 25 degrees C, the average pinna temperatures were 23.0, 28.7, and 36.2 degrees C, respectively. From these temperatures, average heat loss from the total pinna surface are... | 1 | American Journal of Physiology-regulatory Integrative and Comparative Physiology |
205236244 | 10.1002/ADMA.200904411 | 205,236,244 | The salvinia paradox: superhydrophobic surfaces with hydrophilic pins for air retention under water. | Prof. W. Barthlott, S. Wiersch, Dr. H. F. Bohn Nees-Institut für Biodiversität der Pflanzen Rheinische Friedrich-Wilhelms-Universität Meckenheimer Allee 170, 53115 Bonn (Germany) E-mail: barthlott@uni-bonn.de Prof. Th. Schimmel, Dr. M. Barczewski, Dr. S. Walheim, A. Weis, A. Kaltenmaier Institute of Applied Physics and... | 1 | Advanced Materials |
End of preview. Expand in Data Studio
README.md exists but content is empty.
- Downloads last month
- 99