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- DNA ... g that with a terminal phosphate group and the 3' end that with a terminal hydroxyl group. One of the major differences between DNA and RNA is the sugar, wit ... ... Delatour T, Douki T, Gasparutto D, Pouget J, Ravanat J, Sauvaigo S |title=Hydroxyl radicals and DNA base damage | journal=Mutat Res |volume=424 |issue=1&ndas ...82 KB (11827 words) - 06:08, 20 August 2008
- RNA ... | pmid = 10745015 }}</ref> A second consequence of the presence of the 2'-hydroxyl group is that in conformationally flexible regions of an RNA molecule (tha ... ... ntose ring in the [[nucleic acid nomenclature|2']] position in DNA). These hydroxyl groups make RNA less stable than DNA because it is more prone to [[hydroly ...31 KB (4467 words) - 07:24, 20 August 2008
- Site directed mutagenesis ... y DNA polymerase to produce duplex fragments. The other hybrid with a 5’-hydroxyl group cannot act as substrate for polymerase, is effectively lost from the ...12 KB (1824 words) - 05:04, 9 September 2008
- Artemisinin ... hydroborated and then underwent oxidative workup to give (4). The primary hydroxyl group was then benzylated and the methoxymethyl ether was cleaved resultin ...14 KB (2074 words) - 05:03, 10 October 2008
- Estradiol ... refers to the 17-beta-isomer of estradiol, an aromatized C18 steroid with hydroxyl group at 3-beta- and 17-beta-position. Estradiol-17-beta is the most poten ...21 KB (2912 words) - 05:26, 24 February 2009
- Estrone An aromatized C18 steroid with a 3-hydroxyl group and a 17-ketone, a major mammalian estrogen. It is converted from AN ...3 KB (377 words) - 07:08, 24 February 2009
- Hydroquinone ... la C6H4(OH)2. Its chemical structure, shown in the table at right, has two hydroxyl groups bonded to a benzene ring in a para position. It is a white granular ... ... inone are quite weakly acidic. Hydroquinone can lose an H+ from one of the hydroxyls to form a monophenolate ion or lose an H+ from both to form a diphenolate ...3 KB (433 words) - 03:43, 29 October 2008
- Testosterone ... 7β-hydroxandrost-4-en-3-one (C19H28O2), a solid polycyclic alcohol with a hydroxyl group at the 17th carbon atom. This also made it obvious that additional m ... ... on permits oral steroids, substitution of an ethyl or methyl group for the hydroxyl group). the so-called “17-aa” or alkylated family of androgens such as ...35 KB (5048 words) - 06:11, 4 March 2009
- Estriol ... ount of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.4 KB (502 words) - 05:37, 24 February 2009
- Androsterone ... tion ketone. Descriptive modifiers can be added like "epi" to signify a 3b hydroxyl and "#-ene" to signify the double bond placement. This basic structure can ...5 KB (600 words) - 03:58, 20 February 2009
- Pregnenolone ... four interconnected [[cyclic hydrocarbon]]s. It contains [[ketone]] and [[hydroxyl]] functional groups, two [[methyl]] branches, and a double bond at C5, in ... ... regnenolone is synthesized from [[cholesterol]]. This conversion involves hydroxylation at the [[side-chain]] at C20 and C22 positions, with cleavage of the ...5 KB (687 words) - 09:34, 19 February 2009
- 17-Hydroxyprogesterone ... lucocorticoid]]s and [[sex steroid]]s. A metabolite of PROGESTERONE with a hydroxyl group at the 17-alpha position. It serves as an intermediate in the biosyn ... It is derived from [[progesterone]] via [[17-hydroxylase]], a [[Cytochrome P450 oxidase|P450c17 enzyme]], or from [[17-hydroxypr ...7 KB (940 words) - 07:06, 31 October 2008
- Androstenediol ... HYDROGENASES), is converted to TESTOSTERONE by the oxidation of the 3-beta hydroxyl group to a 3-keto group (3-HYDROXYSTEROID DEHYDROGENASES).6 KB (672 words) - 03:35, 20 February 2009
- Pregnanediol ... ROGESTERONE by reduction at C5, C3, and C20 position. Pregnanediol has two hydroxyl groups, at 3-alpha and 20-alpha. It is detectable in URINE after OVULATION ...469 B (69 words) - 13:14, 19 February 2009
- Estetrol A metabolite of ESTRIOL with a 15-alpha-hydroxyl group. Estetrol can be converted from estriol sulfate or DEHYDROEPIANDRO ...2 KB (258 words) - 04:42, 24 February 2009
- Tauroursocholic acid ... een different bile acids is minute, depends only on presence or absence of hydroxyl groups on positions 3, 7, and 12. Bile acids are physiological detergents ...2 KB (379 words) - 04:03, 11 December 2009
- Taurallocholic acid ... een different bile acids is minute, depends only on presence or absence of hydroxyl groups on positions 3, 7, and 12.1 KB (221 words) - 04:04, 11 December 2009
- Taurocholic acid 3-sulfate ... een different bile acids is minute, depends only on presence or absence of hydroxyl groups on positions 3, 7, and 12. Bile acids are physiological detergents ...3 KB (454 words) - 04:09, 11 December 2009
- Epiestriol ... nt of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.1 KB (188 words) - 04:13, 11 December 2009
- 17-Epiestriol ... nt of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.1 KB (230 words) - 04:13, 11 December 2009
