androstenedione

androstenedione
4-Androstene-3,17-dione; androstanedione with a double bond between C-4 and C-5; an androgenic steroid of weaker biological potency than testosterone; secreted by the testis, ovary, and adrenal cortex.

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an·dro·stene·di·one .an-drə-.stēn-'dī-.ōn, -'stēn-dē-.ōn n a steroid sex hormone C19H26O2 that is secreted by the testes, ovaries, and adrenal cortex and is a precursor of testosterone and estrogen

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n.

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an·dro·stene·di·one (an″dro-stēn-diґōn) (-stēnґde-ōn) an anabolic-androgenic steroid produced by the testis, adrenal cortex, and ovary, occurring as two types, Δ4-androstenedione and Δ5-androstenedione. Androstenediones can be converted metabolically to testosterone and other androgens.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Androstenedione — Drugbox IUPAC name = 4 Androstene 3,17 dione CAS number=63 05 8 ATC prefix= ATC suffix= ATC supplemental= PubChem=6128 DrugBank= C=19 | H=26 | O=2 molecular weight = 286.4 bioavailability= metabolism = Liver elimination half life= excretion =… …   Wikipedia

  • androstenedione — noun Etymology: International Scientific Vocabulary androsterone + ene + di + one Date: 1935 a steroid sex hormone C19H26O2 that is secreted by the testes, ovaries, and adrenal cortex and is an intermediate in the biosynthesis of testosterone and …   New Collegiate Dictionary

  • androstenedione — noun A steroid hormone produced in the adrenal glands and the gonads, chemical formula CHO; the common precursor to both male and female sex hormones …   Wiktionary

  • androstenedione — [ˌandrɒsti:n dʌɪəʊn] noun Biochemistry a compound from which testosterone and certain oestrogens are produced in humans. Origin 1930s: from androsterone + ene + di 1 + one …   English new terms dictionary

  • androstenedione — an·dro·stene·di·one …   English syllables

  • androstenedione — n.; see adrenarche, dehydroepiandrosterone, testosterone …   The new mediacal dictionary

  • androstenedione — /ændrəˈstindioʊn/ (say andruh steendeeown), /ændrəˈstindaɪoʊn/ (say andruh steenduyown) noun a hormone supplement which increases testosterone levels in men, used to prevent the decline in testosterone associated with ageing …  

  • androstenedione — ˌandrə¦stēn¦dīˌōn, ˈstēndēˌ noun ( s) Etymology: androsterone + ene + dione : a steroid sex hormone C19H26O2 that is secreted by the testis, ovary, and adrenal cortex and is a precursor of testosterone and estrogen …   Useful english dictionary

  • endocrine system, human — ▪ anatomy Introduction  group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …   Universalium

  • SURRÉNALES — Les glandes surrénales furent découvertes en 1543 par B. Eustachi, mais leur rôle n’apparut qu’en 1855 lorsque T. Addison décrivit la maladie bronzée et la rattacha à une destruction de ces glandes. C. E. Brown Séquard (1856) démontra… …   Encyclopédie Universelle

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