Iodine-131 — Infobox isotope alternate names =Radioiodine symbol =I mass number =131 mass = num neutrons =78 num protons =53 abundance = halflife =8.0197 days error halflife = background =#c9F text color = decay product = decay symbol = decay mass = decay… … Wikipedia
iodine-131 — noun heavy radioactive isotope of iodine with a half life of 8 days; used in a sodium salt to diagnose thyroid disease and to treat goiter • Hypernyms: ↑iodine, ↑iodin, ↑I, ↑atomic number 53, ↑radioisotope * * * iodine 131 noun A short lived… … Useful english dictionary
iodine-131 — A radioactive iodine isotope; beta and gamma emitter with a half life of 8.1 days; used as a tracer in thyroid studies, as therapy in hyperthyroidism and thyroid cancer, and as a … Medical dictionary
Iodine 131-metaiodobenzylguanidine — (abbreviated as 131I MIBG) is a radioiodinated synthetic analogue of the neurotransmitter norepinephrine. Meta iodobenzylguanidine localizes to adrenergic tissue and, in radioiodinated forms, may be used to image or eradicate tumor cells that… … Wikipedia
iodine 131 — Chem. a radioactive isotope of iodine having a mass number 131 and a half life of 8.6 days, used in the diagnosis and treatment of disorders of the thyroid gland. Cf. radioiodine. * * * … Universalium
iodine 131 — a radioactive isotope of iodine, atomic mass 131, having a half life of 8.04 days; it emits beta particles (0.607, 0.81, 0.336 MeV) and gamma rays (0.080, 0.284, 0.364, 0.637, 0.723 MeV) and is used as a tracer in diagnostic imaging and as a… … Medical dictionary
iodine-131 — noun The radioactive isotope of iodine, , having a half life of 8 days; used as a medical tracer Syn: radioiodine … Wiktionary
Iodine — (IPAEng|ˈaɪədaɪn, ˈaɪədɪn, or IPA|/ˈaɪədiːn/; from el. ιώδης iodes violet ), is a chemical element that has the symbol I and atomic number 53. Naturally occurring iodine is a single isotope with 74 neutrons. Chemically, iodine is the least… … Wikipedia
Iodine (disambiguation) — Iodine is a chemical element.Iodine may also refer to:*Isotopes of iodine: **Iodine 123 **Iodine 124 **Iodine 125 **Iodine 129 **Iodine 131*Iodine clock reaction *Iodine deficiency *Iodine Recordings *Iodine test *Iodine value *Tincture of… … Wikipedia
iodine — [ī′ə dīn΄, ī′ədin; ] Brit & among chemists [, ī′ədēn΄] n. [Fr iode, iodine (< Gr iōdēs, violetlike < ion, a violet + eidos, form: see OID) + INE3] 1. a nonmetallic chemical element, one of the halogens, consisting of grayish black crystals… … English World dictionary
