chain — I UK [tʃeɪn] / US noun Word forms chain : singular chain plural chains *** 1) [countable/uncountable] a series of metal rings connected to each other, used for fastening, pulling, or lifting things There was a rusty iron chain hanging from the… … English dictionary
chain — chain1 [ tʃeın ] noun *** ▸ 1 connected metal rings ▸ 2 series of people/things ▸ 3 group of businesses ▸ 4 in selling houses ▸ 5 something limiting freedom 1. ) count or uncount a series of metal rings connected to each other, used for fastening … Usage of the words and phrases in modern English
CHAIN, SIR ERNEST BORIS — (1906–1979), British biochemist and Nobel laureate for his role in the discovery of penicillin. He was born in Berlin and obtained doctorates at the Friedrich Wilhelm University in Berlin in 1930 and at Cambridge University in 1935. He worked at… … Encyclopedia of Judaism
Chlamydia infection — For Chlamydia s life cycle, see Chlamydia (bacterium) For infectious agents previously designated Chlamydiae, see species of Chlamydophila Chlamydia Classification and external resources … Wikipedia
Adenovirus infection — DiseaseDisorder infobox Name = Adenovirus infection ICD10 = ICD10|B|97|0|b|95 ICD9 = Adenovirus infections most commonly cause illness of the respiratory system; however, depending on the infecting serotype, they may also cause various other… … Wikipedia
Common gamma chain — Interleukin 2 receptor, gamma (severe combined immunodeficiency) Crystallographic structure of IL 2 (center alpha helices) complexed with the common gamma chain (IL2RG; 10 O Clock to 1 O Clock), IL2RA (4 O Clock), and IL2RB (7 O Clock to 9 O… … Wikipedia
Polymerase chain reaction — PCR redirects here. For other uses, see PCR (disambiguation). A strip of eight PCR tubes, each containing a 100 μl reaction mixture The polymerase chain reaction (PCR) is a scientific technique in molecular biology to amplify a single or a… … Wikipedia
History of polymerase chain reaction — (This article assumes familiarity with the terms and components used in the PCR process.) The history of the Polymerase Chain Reaction (or PCR) has variously been described as a classic Eureka! moment [http://nobelprize.org/nobel… … Wikipedia
polymerase chain reaction — n. a technique in which a known DNA sequence is synthesized at high temperatures by means of a polymerase, producing millions of copies for statistical analysis: used in DNA fingerprinting, in detecting minute quantities of cancer cells, etc. * * … Universalium
Side-chain theory — (German, Seitenkettentheorie ) is a theory proposed by Paul Ehrlich (1854 ndash;1915) to explain the immune response in living cells. Ehrlich theorized from very early in his career that chemical structure could be used to explain why the immune… … Wikipedia
infectious disease cycle — (chain of infection) The chain or cycle of events that describes how an infectious organism grows, reproduces, and is disseminated … Dictionary of microbiology