英语词汇“pregnenolone”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

pregnenolone

释义

pregnenolone Biochem. and Med.|prɛgˈniːnələʊn|
[ad. G. pregnenolon (Butenandt & Westphal 1934, in Ber. d. Deut. Chem. Ges. LXVII. 2085), f. pregn-an pregnane + -en -ene + -ol -ol + -on -one.]
A synthetic steroid, C₂₁H₃₂O₂, which is a reduced derivative of progesterone and was formerly used in the treatment of rheumatoid arthritis.
1936Chem. Abstr. XXX. 3036 Similar mixts. of III and I or III and pregnenolone (IV) met with in the prepn. of the hormone from stigmasterol can be sepd. in the same manner.1955Jrnl. Amer. Med. Assoc. 21 May 166/1 All the patients had received, at one time or another, gold salts, pregnenolone, antibiotics, [etc.]..that produced, at the most, only palliative relief.1964E. J. W. Barrington Hormones & Evolution ii. 54 In this way cholesterol is thought to be transformed into progesterone, through the intermediary pregnenolone, by partial degradation of its side chain.1967Martindale's Extra Pharmacopoeia (ed. 25) 1543/2 Pregnenolone and pregnenolone acetate have been used in the treatment of rheumatoid arthritis..but their value has not been substantiated.

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