漂亮
发表于 2025-3-25 06:35:03
Tissue Specific DNA Methylation Patterns: Biochemistry of Formation and Possible Rolequences. In most studies, when the pattern of methylation of a tissue specific gene has been correlated with the expression of the gene, an inverse correlation has been found (Yisraeli and Szyf, 1984). Many genes are under-methylated in the tissue of expression as compared to the extent of their met
ablate
发表于 2025-3-25 07:51:28
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ATRIA
发表于 2025-3-25 14:47:33
Carcinogenesis and DNA Hypomethylation in Methyl-Deficient Animals include other tumors and genes (Hoffman, 1984). Finally, dietary deprivation of the methyl donors methionine and choline had been shown to induce liver carcinomas in rats (Copeland and Salmon, 1946). Although these findings were accepted for a period of nearly 10 years, the subsequent demonstration
Ganglion
发表于 2025-3-25 18:24:28
Relationship Between Methylation and Maturation of Ribosomal RNA in Prokaryotic and Eukaryotic Cellse 28 S rRNA and present in the large subunit of eukaryotic (but not of prokaryotic) ribosomes, contains two 2′−0 methylated ribose residues (Nazar .., 1975a, b ; MacKay and Doolittle, 1981 ; Schnare and Gray, 1982). Whereas phosphodiester bonds adjacent to methylated bases in RNA display normal sens
ALTER
发表于 2025-3-25 23:13:35
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清澈
发表于 2025-3-26 00:59:26
of drug design. The volume should also be of interest to pharmacologists and clinicians involved in biological evaluation of potential therapeutic agents arising from the efforts of the biochemists and medicinal chemists. Each plenary speaker at the symposium was requested to submit a chapter reviewing recen978-1-4612-9398-9978-1-4612-5012-8
Herpetologist
发表于 2025-3-26 07:24:43
Kleine ontwikkelingspsychologie IIIed some properties of two different enzymes. The first enzyme mainly methylates PtdEtn and the other enzyme forms PtdCho by adding two more methyl groups to monomethyl-PtdEtn. These enzymes have different kinetic parameters with respects to affinities for S-AdoMet, metal dependency and optimal pH.
清楚说话
发表于 2025-3-26 12:13:07
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COLON
发表于 2025-3-26 13:28:53
Kleine ontwikkelingspsychologie III choline-containing compounds (like PC) ., and liberate free choline from these larger molecules. Secondly, when labelled choline was infused intravenously into rats, specific radioactivities of free choline in the brain were found to be lower than those in the blood or liver, suggesting that unlabe
PHIL
发表于 2025-3-26 19:30:45
,Interessen — Gemeinwohl — Gemeinsinn,quences. In most studies, when the pattern of methylation of a tissue specific gene has been correlated with the expression of the gene, an inverse correlation has been found (Yisraeli and Szyf, 1984). Many genes are under-methylated in the tissue of expression as compared to the extent of their met