Essential oils - determination of ester values , before and after acetylation , and evaluation of the contents of free and total alcohols 香精油.乙酰化前后酯值的测定和游离醇及总醇含量的评估
Essential oils . determination of ester values , before and after acetylation , and evaluation of the contents of free and total alcohols 香精油.乙酰化前和后酯值的测定和游离醇及总醇含量的评价
In the recent decade , more and more attention has been paid to the roles of acetylation in transcription regulation 尤其是近十多年来，乙酰化在真核生物基因表达调控中的作用日益受到人们的关注。
Depletion of maternal brg1 did not affect global levels of histone acetylation , whereas dimethyl - h3k4 levels were reduced Brg1蛋白的缺失没有影响组蛋白乙酰化的整体水平，但是二甲基h3k4的水平有所降低。
The influence of reaction time , reaction temperature and acetic anhydride volume on the degree of acetylation is discussed 介绍了在用乙酸酐处理甲壳胺纤维制备再生甲壳素纤维过程中，反应温度、乙酰酐用量对乙酰化的影响。
It has been known for some time that the acetylation of n - termini of core histones in nucleosome is associated with gene activation 人们很早就注意到，真核细胞中核小体核心组蛋白n -端尾部的乙酰化水平与基因活化密切相关。
A component of aloe vera , namely acemannan , is an approved treatment for leukemia , believed to be caused by a virus similar to hiv 芦荟精华素中有一种叫做乙酰化甘露聚糖的成份，它被证明能治疗白血病。人们相信，白血病是由一种病毒引起的，与hiv类似。
The mechanisms of acetylation in transcription regulation are unclear , and the role of the acetylation in hsp gene transcription regulation is still a disputed issue 一直以来，乙酰化是否参与热休克基因表达调控以及乙酰化在基因调控中的作用机制都存在争议。
Zhang xue - kun , tang zhang - lin , chen li et al . effect of partially n - acetylate chitosans to elicit resistance reaction on brassica napus l . , agricultural sciences in china , 2002 , vol2 ( 3 ) 张学昆,唐章林,谌利,李加纳等.脱乙酰化几丁质乙酰化程度对油菜抗性的影响.中国农业科学, 2002 ( 3 )
The activity of intact elongator complex is directed specifically toward the amino - terminal tails of histone h3 and h4 , the predominant acetylation sites are lysine - 14 of histone h3 and lysine - 8 of histone h4 完整的复合物可直接修饰组蛋白h3和h4尾部，其优先乙酰化位点是h3k14和h4k8 。
