text stringlengths 199 492k | url stringlengths 31 209 | title stringlengths 1 149 |
|---|---|---|
Artemia parthenogenetica is a species of brine shrimp – aquatic crustaceans belonging to a different class, the Branchiopoda, than the true shrimps.
Taxonomy
The name Artemia parthenogenetica is widely used in the relevant literature, although some taxonomists regard it as being used incorrectly to refer to parthenoge... | https://en.wikipedia.org/wiki/Artemia%20parthenogenetica | Artemia parthenogenetica |
Cold liquor tanks, cold water tanks as they called in the brewery. Cold liquor tank is a buffer vessel and it carries cold water that will be used to cool the bitter wort down to a fermentable temperature field after boiling.
Two stage heat exchanger
The first stage is ground water and it running back to HLT to next... | https://en.wikipedia.org/wiki/Cold%20liquor%20tank | Cold liquor tank |
Antioxidative stress is an overabundance of bioavailable antioxidant compounds that interfere with the immune system's ability to neutralize pathogenic threats. The fundamental opposite is oxidative stress, which can lead to such disease states as coronary heart disease or cancer.
Antioxidant compounds reduce reactive... | https://en.wikipedia.org/wiki/Antioxidative%20stress | Antioxidative stress |
In chemistry thiadiazoles are a sub-family of azole compounds, with the name thiadiazole originating from the Hantzsch–Widman nomenclature. Structurally, they are five-membered heterocyclic compounds containing one sulfur and two nitrogen atoms. They are aromatic ring by virtue of their two double bonds and the sulfur ... | https://en.wikipedia.org/wiki/Thiadiazoles | Thiadiazoles |
The Marconi Transistorized Automatic Computer was the first all-transistor computer built by Britain's Marconi Company. It was designed and manufactured from around 1959.
The computer employed germanium transistors which by this time were sufficiently reliable in room temperatures kept below about 23 degrees C. The ty... | https://en.wikipedia.org/wiki/Marconi%20Transistorised%20Automatic%20Computer%20%28T.A.C.%29 | Marconi Transistorised Automatic Computer (T.A.C.) |
Indium aluminium nitride (InAlN) is a direct bandgap semiconductor material used in the manufacture of electronic and photonic devices. It is part of the III-V group of semiconductors, being an alloy of indium nitride and aluminium nitride, and is closely related to the more widely used gallium nitride. It is of specia... | https://en.wikipedia.org/wiki/Indium%20aluminium%20nitride | Indium aluminium nitride |
A column can buckle due to its own weight with no other direct forces acting on it, in a failure mode called self-buckling. In conventional column buckling problems, the self-weight is often neglected since it is assumed to be small when compared to the applied axial loads. However, when this assumption is not valid, i... | https://en.wikipedia.org/wiki/Self-buckling | Self-buckling |
Shortolide A is a natural product isolated from Solidago shortii. S. shortii is an endangered species native to the United States. Shortolide A is one of six diterpenes isolated from the species Solidago shortii. Three of these products are hydrolysis products. Solidago is common across North America but Solidago sho... | https://en.wikipedia.org/wiki/Shortolide%20A | Shortolide A |
2,2-Dichloropropionic acid is the organic compound with the formula CH3CCl2CO2H. A colorless liquid, it once was marketed under the name Dalapon as a selective herbicide used to control perennial grasses. The major use of dalapon was on food crops including sugarcane and sugar beets.
Regulation
Its use is no longer a... | https://en.wikipedia.org/wiki/2%2C2-Dichloropropionic%20acid | 2,2-Dichloropropionic acid |
Neoteny in humans is the retention of juvenile features well into adulthood. This trend is greatly amplified in humans especially when compared to non-human primates. Adult humans more closely resemble the infants of gorillas and chimpanzees than the adults of those animals. Neotenic features of the head include the g... | https://en.wikipedia.org/wiki/Neoteny%20in%20humans | Neoteny in humans |
Calcium selenide (CaSe) is a chemical compound consisting of the elements calcium and selenium in equal stoichiometric ratio.
Preparation and properties
Calcium selenide can be prepared via the reaction of calcium and H2Se in liquid NH3.
Ca + H2Se = CaSe + H2
Calcium selenide reacts with indium(III) selenide in vac... | https://en.wikipedia.org/wiki/Calcium%20selenide | Calcium selenide |
V-set and immunoglobulin domain containing 4 is a protein that in humans is encoded by the VSIG4 gene.
Function
This gene encodes a v-set and immunoglobulin-domain containing protein that is structurally related to the B7 family of immune regulatory proteins. The encoded protein may be a negative regulator of T-cell ... | https://en.wikipedia.org/wiki/V-set%20and%20immunoglobulin%20domain%20containing%204 | V-set and immunoglobulin domain containing 4 |
PeptideAtlas is a proteomics data resource that gathers tandem mass spectrometry datasets from around the world, reprocesses them with the Trans-Proteomic Pipeline, and makes the combined result freely available to the community. Peptide Atlas is one of the founding members of the ProteomeXchange Consortium.
History
... | https://en.wikipedia.org/wiki/PeptideAtlas | PeptideAtlas |
The Adams Forward Bend Test is used in many situations to diagnose scoliosis, however it is not a primary source for a diagnosis.
This test is often used at schools and doctors offices to check for scoliosis. The patient bends forward, as if they are diving. If the patient has scoliosis, their back often has a promine... | https://en.wikipedia.org/wiki/Adams%20Forward%20Bend%20Test | Adams Forward Bend Test |
WR 30a is a massive spectroscopic binary in the constellation Carina. The primary is an extremely rare star on the WO oxygen sequence and the secondary a massive class O star. It appears near the Carina Nebula but is much further away.
Discovery
WR 30a was discovered in a photographic survey in the constellation Car... | https://en.wikipedia.org/wiki/WR%2030a | WR 30a |
R bodies (from refractile bodies, also R-bodies) are polymeric protein inclusions formed inside the cytoplasm of bacteria. Initially discovered in kappa particles, bacterial endosymbionts of the ciliate Paramecium, R bodies (and genes encoding them) have since been discovered in a variety of taxa.
Morphology, assembly... | https://en.wikipedia.org/wiki/R%20bodies | R bodies |
DroidKungFu is a malware that affects Android OS. It primarily targets users in China. The first evidence of this malware was found in the Android Market in March 2011.
History
DroidKungFu was discovered by US-based researchers Yajin Zhou and Xuxian Jiang. The two discovered this malware while working at North Carolin... | https://en.wikipedia.org/wiki/DroidKungFu | DroidKungFu |
Loop perforation is an approximate computing technique that allows to regularly skip some iterations of a loop.
It relies on one parameter: the skip factor. The skip factor can either be interpreted as the number of iteration to skip each time or the number of iterations to perform before skipping one.
Code examples
... | https://en.wikipedia.org/wiki/Loop%20perforation | Loop perforation |
Psychroflexus sediminis is a Gram-negative, mesophilic, slightly halophilic and non-motile bacteria from the genus of Psychroflexus which has been isolated from a salt lake in Qaidam Basin in China.
References
Further reading
External links
Psychroflexus sediminis at MicrobeWiki
Type strain of Psychroflexus sedimi... | https://en.wikipedia.org/wiki/Psychroflexus%20sediminis | Psychroflexus sediminis |
This is a chronologically ordered list of metaphor-based metaheuristics and swarm intelligence algorithms.
Algorithms
Simulated annealing (Kirkpatrick et al., 1983)
Simulated annealing (SA) is a probabilistic technique inspired by a heat treatment method in metallurgy. It is often used when the search space is disc... | https://en.wikipedia.org/wiki/List%20of%20metaphor-based%20metaheuristics | List of metaphor-based metaheuristics |
Chaperome refers to the ensemble of all cellular molecular chaperone and co-chaperone proteins that assist protein folding of misfolded proteins or folding intermediates in order to ensure native protein folding and function, to antagonize aggregation-related proteotoxicity and ensuing protein loss-of-function or prote... | https://en.wikipedia.org/wiki/Chaperome | Chaperome |
The Ovsiankina effect is the tendency to pick up an interrupted action again when it has still not been achieved. It is named after its researcher, Maria Ovsiankina.
The effect states that an interrupted task, even without incentive, values as a "quasi-need". It creates intrusive thoughts, aimed at taking up the task ... | https://en.wikipedia.org/wiki/Ovsiankina%20effect | Ovsiankina effect |
PZM21 is an experimental opioid analgesic drug that is being researched for the treatment of pain.
It is claimed to be a functionally selective μ-opioid receptor agonist which produces μ-opioid receptor mediated G protein signaling, with potency and efficacy similar to morphine, but with less β-arrestin 2 recruitment. ... | https://en.wikipedia.org/wiki/PZM21 | PZM21 |
Human polyomavirus 7 (HPyV7) is a virus of the polyomavirus family that infects human hosts. It was discovered in 2010 and is a common component of the skin flora in healthy adults. There is limited evidence from case reports linking the virus to a skin rash occurring in immunocompromised organ transplant recipients.
... | https://en.wikipedia.org/wiki/Human%20polyomavirus%207 | Human polyomavirus 7 |
In theoretical computer science, the PACELC theorem is an extension to the CAP theorem. It states that in case of network partitioning (P) in a distributed computer system, one has to choose between availability (A) and consistency (C) (as per the CAP theorem), but else (E), even when the system is running normally in ... | https://en.wikipedia.org/wiki/PACELC%20theorem | PACELC theorem |
Produced in hadronic collisions, a direct photon is any real photon which originates directly from an electromagnetic vertex in a quark-quark, quark-gluon or gluon-gluon scattering subprocess (as opposed to "indirect" photons which arise from the decays of fragmentation products).
Because the QCD calculations for dire... | https://en.wikipedia.org/wiki/Direct%20photon | Direct photon |
Quantitative systems pharmacology (QSP) is a discipline within biomedical research that uses mathematical computer models to characterize biological systems, disease processes and drug pharmacology. QSP can be viewed as a sub-discipline of pharmacometrics that focuses on modeling the mechanisms of drug pharmacokinetics... | https://en.wikipedia.org/wiki/Quantitative%20systems%20pharmacology | Quantitative systems pharmacology |
Adsorbable Organic Halides (AOX) is a measure of the organic halogen load at a sampling site such as soil from a land fill, water, or sewage waste. The procedure measures chlorine, bromine, and iodine as equivalent halogens, but does not measure fluorine levels in the sample.
Background
Utilization of halogen contain... | https://en.wikipedia.org/wiki/Adsorbable%20organic%20halides | Adsorbable organic halides |
The ABC software metric was introduced by Jerry Fitzpatrick in 1997 to overcome the drawbacks of the LOC.
The metric defines an ABC score as a triplet of values that represent the size of a set of source code statements. An ABC score is calculated by counting the number of assignments (A), number of branches (B), and ... | https://en.wikipedia.org/wiki/ABC%20Software%20Metric | ABC Software Metric |
Drug-resistant epilepsy (DRE), also known as refractory epilepsy or pharmacoresistant epilepsy, is defined as failure of adequate trials of two tolerated and appropriately chosen and used antiepileptic drugs (AED schedules) (whether as monotherapies or in combination) to achieve sustained seizure freedom. The probabili... | https://en.wikipedia.org/wiki/Management%20of%20drug-resistant%20epilepsy | Management of drug-resistant epilepsy |
Hexestrol dicaprylate (brand name Taston), or dioctanoylhexestrol, is a synthetic, nonsteroidal estrogen of the stilbestrol group related to diethylstilbestrol that is no longer marketed. It is a long-acting ester of hexestrol.
See also
Hexestrol diacetate
Hexestrol diphosphate
Hexestrol dipropionate
References
E... | https://en.wikipedia.org/wiki/Hexestrol%20dicaprylate | Hexestrol dicaprylate |
A failed supernova is an astronomical event in time domain astronomy in which a star suddenly brightens as in the early stage of a supernova, but then does not increase to the massive flux of a supernova. They could be counted as a subcategory of supernova imposters. They have sometimes misleadingly been called unnovae... | https://en.wikipedia.org/wiki/Failed%20supernova | Failed supernova |
Geobacter bremensis is a gram-negative, metal-reducing species of proteobacteria. Isolates of this species were initially discovered in samples of mud from ditches in Bremen, Germany. Isolates of the related species Geobacter pelophilus were found in the same source.
Isolates of G. bremensis have been tested for their... | https://en.wikipedia.org/wiki/Geobacter%20bremensis | Geobacter bremensis |
A radium release hitch is a load-releasing hitch using 3:1 mechanical advantage which is used in a two-rope technical rescue system. The Radium Release Hitch allows a load to be transferred from one rope to another and is commonly rigged into the belay line prior to the operation of a two-rope technical rescue system.
... | https://en.wikipedia.org/wiki/Radium%20release%20hitch | Radium release hitch |
Particle-induced gamma emission (PIGE) is a form of nuclear reaction analysis, one of the ion beam analysis thin-film analytical techniques.
Typically, an MeV proton beam is directed onto a sample which may be tens of microns thick, and the fast protons may excite the target nuclei such that gamma rays are emitted. ... | https://en.wikipedia.org/wiki/Particle-induced%20gamma%20emission | Particle-induced gamma emission |
Hertwig's rule or 'long axis rule' states that a cell divides along its long axis. It was introduced by german zoologist Oscar Hertwig in 1884. The rule emphasizes the cell shape to be a default mechanism of spindle apparatus orientation. Hertwig's rule predicts cell division orientation, that is important for tissue a... | https://en.wikipedia.org/wiki/Hertwig%20rule | Hertwig rule |
The fractional Chebyshev collocation (FCC) method is an efficient spectral method for solving a system of linear fractional-order differential equations (FDEs) with discrete delays.
The FCC method overcomes several limitations of current numerical methods for solving linear FDEs. For instance, the FCC method can be u... | https://en.wikipedia.org/wiki/Fractional%20Chebyshev%20collocation%20method | Fractional Chebyshev collocation method |
In graph theory, a branch of mathematics, the modular graphs are undirected graphs in which every three vertices , , and have at least one median vertex that belongs to shortest paths between each pair of , , and .
Their name comes from the fact that a finite lattice is a modular lattice if and only if its Hasse diag... | https://en.wikipedia.org/wiki/Modular%20graph | Modular graph |
Bounded arithmetic is a collective name for a family of weak subtheories of Peano arithmetic. Such theories are typically obtained by requiring that quantifiers be bounded in the induction axiom or equivalent postulates (a bounded quantifier is of the form ∀x ≤ t or ∃x ≤ t, where t is a term not containing x). The main... | https://en.wikipedia.org/wiki/Bounded%20arithmetic | Bounded arithmetic |
BO Carinae, also known as HD 93420, is an irregular variable star in the constellation Carina.
BO Car has a maximum apparent magnitude of +7.18. Its distance and membership is uncertain, but its possible membership to the star cluster Trumpler 15 allows a distance estimate of approximately (). The Gaia Data Release ... | https://en.wikipedia.org/wiki/BO%20Carinae | BO Carinae |
Catheter-associated urinary tract Infection, or CAUTI, is a urinary tract infection associated with urinary catheter use.
Core prevention
A number of combined practices such as improved hand hygiene, enhanced barrier protection and reduced catheter use when managing incontinence appear to reduce CAUTI. Urinary cathet... | https://en.wikipedia.org/wiki/Catheter-associated%20urinary%20tract%20infection | Catheter-associated urinary tract infection |
The six-state protocol (SSP) is the quantum cryptography protocol that is the version of BB84 that uses a six-state polarization scheme on three orthogonal bases.
Origin
The six-state protocol was introduced by Pasquinucci and Nicolas Gisin in 1999 in their article "Incoherent and coherent eavesdropping in the six-s... | https://en.wikipedia.org/wiki/Six-state%20protocol | Six-state protocol |
An etchplain is a plain where the bedrock has been subject to considerable "etching" or subsurface weathering. Etchplanation is the process forming etchplains. Contrary to what the name might suggest, etchplains are seldom completely flat and usually display some relief, as weathering of the bedrock does not advance un... | https://en.wikipedia.org/wiki/Etchplain | Etchplain |
A Coxeter decomposition of a polygon is a decomposition into a finite number of polygons in which any two sharing a side are reflections of each other along that side. Hyperbolic polygons are the analogues of Euclidean polygons in hyperbolic geometry. A hyperbolic n-gon is an area bounded by n segments, rays, or entire... | https://en.wikipedia.org/wiki/Coxeter%20decompositions%20of%20hyperbolic%20polygons | Coxeter decompositions of hyperbolic polygons |
A non-blanching rash (NBR) is a skin rash that does not fade when pressed with, and viewed through, a glass.
It is a characteristic of both purpuric and petechial rashes. Individual purpura measure 3–10 mm (0.3–1 cm, - in), whereas petechiae measure less than 3 mm.
A non-blanching rash can be a symptom of bacterial m... | https://en.wikipedia.org/wiki/Non-blanching%20rash | Non-blanching rash |
In organic chemistry, the term cyanomethyl (cyanide (N≡C) + methyl (CH3)) designates:
A cyanomethyl group (N≡CCH2–), a type of nitrile group
The cyanomethyl radical (N≡CCH2·)
The cyanomethyl carbanion (N≡CCH2−)
See also
Ethynyl
Hydroxymethyl
Trifluoromethyl
Cyanides
Functional groups
Nitriles
Substituents | https://en.wikipedia.org/wiki/Cyanomethyl | Cyanomethyl |
Remaiten is malware which infects Linux on embedded systems by brute forcing using frequently used default username and passwords combinations from a list in order to infect a system.
Remaiten combines the features of the Tsunami and LizardStresser (aka Torlus) malware families.
The command and control for Remaiten ar... | https://en.wikipedia.org/wiki/Remaiten | Remaiten |
Gradient-enhanced kriging (GEK) is a surrogate modeling technique used in engineering. A surrogate model (alternatively known as a metamodel, response surface or emulator) is a prediction of the output of an expensive computer code.
This prediction is based on a small number of evaluations of the expensive computer co... | https://en.wikipedia.org/wiki/Gradient-enhanced%20kriging | Gradient-enhanced kriging |
Cry6Aa (Pesticidal crystal protein Cry6Aa) is a toxic crystal protein generated by the bacterial family Bacillus thuringiensis during sporulation. This protein is a member of the alpha pore forming toxins family, which gives it insecticidal qualities advantageous in agricultural pest control. Each Cry protein has some ... | https://en.wikipedia.org/wiki/Cry6Aa | Cry6Aa |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.