gamma-induced reaction

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• Induced radioactivity — is when a previously stable material has been made radioactive by exposure to specific radiation. Most radioactivity does not induce other material to become radioactive. Neutron activation is the main form of induced radioactivity, which happens …   Wikipedia

• Gamma-glutamylcysteine synthetase — (EC 6.3.2.2) (glutamate cysteine ligase, GCL) is the first enzyme in the glutathione biosynthesis pathway. FunctionIt catalyses the ATP dependent condensation of cysteine and glutamate to form the dipeptide gamma glutamylcysteine. The peptide… …   Wikipedia

• Induced gamma emission — In physics, induced gamma emission (IGE) refers to the process of fluorescent emission of gamma rays from excited nuclei, usually involving a specific nuclear isomer. It is analogous to conventional fluorescence, which is defined to be the… …   Wikipedia

• Gamma wave — A gamma wave is a pattern of brain waves, associated with perception and consciousness. Gamma waves are produced when masses of neurons emit electrical signals at the rate of around 40 times a second (40 hertz or Hz), but can often be between 26… …   Wikipedia

• reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… …   Medical dictionary

• nuclear reaction — reaction (def. 8). * * * ▪ physics       change in the identity or characteristics of an atomic nucleus, induced by bombarding it with an energetic particle. The bombarding particle may be an alpha particle, a gamma ray photon, a neutron, a… …   Universalium

• Nuclear reaction — In nuclear physics and nuclear chemistry, a nuclear reaction is semantically considered to be the process in which two nuclei, or else a nucleus of an atom and a subatomic particle (such as a proton, or high energy electron) from outside the atom …   Wikipedia

• Émission gamma induite — L émission gamma induite est un phénomène physique controversé consistant en l émission de rayons γ par un isomère nucléaire au cours d une transition isomérique au sein de son noyau déclenchée par une excitation extérieure, de manière comparable …   Wikipédia en Français

• Nuclear chain reaction — A possible nuclear fission chain reaction. 1. A uranium 235 atom absorbs a neutron, and fissions into two new atoms (fission fragments), releasing three new neutrons and a large amount of binding energy. 2. One of those neutrons is absorbed by an …   Wikipedia

• Cytokine storm — Classification and external resources DiseasesDB 34296 A cytokine storm, or hypercytokinemia is a potentially fatal immune reaction consisting of a positive feedback loop between cytokines and immune cells, with highly elevated levels of various… …   Wikipedia

• FNTA — Farnesyltransferase, CAAX box, alpha, also known as FNTA, is a human gene.cite web | title = Entrez Gene: FNTA farnesyltransferase, CAAX box, alpha| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=2339|… …   Wikipedia