androstenedione

In vitro induction of spermatogenesis in male Japanese eel,Anguilla japonica, by methyl testosterone and androstenedione;甲基睾酮与雄烯二酮诱导日本鳗鲡精子发生:离体研究omJ汉语字典

Induced ovarian development and maturation by implantation androstenedione enveloped silastic bar in female cultivated eel, Anguilla japonica;埋植雄烯二酮包膜型(yào)条诱导雌性日本鳗鲡性腺发育成熟的研究omJ汉语字典

Starting from 4-androstenedione, three novel 3-oxo-4-aza-5-androstene-17-oxime derivatives 7, 8 and 9 were synthesized through oxidation ring cleavage, amination ring closure, oximation,and substitution.以4雄烯二酮为起始原料,经过氧化开环、氨解闭环、肟化、取代等4-步反应,合成了3个新的3-羰基-4-氮杂-5-雄甾烯-17肟衍生物7、8和9,并用质谱、1HNMR、13CNMR等测试手段对目标化合物的结构进行了表征。omJ汉语字典

One of key factors,which hindered producing androst-4-ene-3,17-dione(AD)on industrial scale is that the yield of androst-4-ene-3,17-dione is low.生物转化法生产雄烯二酮还未实现大规模工业化生产的主要原因之一是雄烯二酮转化率低。omJ汉语字典

Four analytical methods including TLC,UV,HPLC and GC were compared on the detecting of the transformation of phytosterol to androst-4-ene-3,17-dione in fermentation samples.利用植物甾醇和雄烯二酮的标品以及发酵液作为待测样品,比较了薄层色谱法,紫外可见光分光光度法,高效液相色谱法和气相色谱法4种分析方法,得出分析效果最好的方法是气相色谱法;结合生产的实际情况,建立了微生物转化植物甾醇为雄烯二酮的检测方法,先用TLC薄层层析法分析,后有选择性的进行气相色谱分析。omJ汉语字典

androst-4-ene-3,17-dione(AD)is the intermediate of hormone medication,which is impossible replace by others.雄甾-4-烯-3,17-二酮(androst-4-ene-3,17-dione,简称:雄烯二酮或AD)是甾体激素类(yào)物不可替代的中间体,对机体起着非常重要的调节作用。omJ汉语字典

Androstenedione(AD) and dehydroepiandrosterone(DHEA) as a new steroid material attracts people’s attention because o.甾体(yào)物的合成原料一般为薯蓣皂素、剑麻皂素、番麻皂素等,随着薯蓣资源日渐枯竭,使得甾体(yào)物工业不得不寻求新的原料,而微生物降解胆固醇和植物甾醇合成雄烯二酮(AD)获得成功,使得AD成为新兴的甾体原料吸引了人们的注意。omJ汉语字典

Androstenedione(AD), as a new steroid material, attracts chemists’attention because of the shortage of diosgenin resource and the successful synthesis by degradation of sterols.甾体化合物的合成原料一般为薯蓣皂素、剑麻皂素、番麻皂素等,随着薯蓣资源日渐枯竭,使得甾体工业不得不寻求新的原料,而微生物降解胆固醇和植物甾醇合成雄烯二酮(AD)技术的巨大成功,使得AD成为新兴的甾体原料吸引了化学家们的注意。omJ汉语字典

The androst 4 ene 3,17 dione(4AD) transformation strain, the microorganism of Mycobacterium HCCB004, was treated by UV, frequency doubling YAG pulse laser and UV combined with YAG pulse laser in different doses and the restoration and effects were discussed.分别采用紫外光、YAG倍频脉冲激光、紫外光与倍频激光复合处理等方法 ,以不同剂量对雄甾烯二酮 (1)转化菌进行诱变照射 ,同时对激光的修复作用、诱变效果进行探讨。omJ汉语字典

Effects of 4-androstene-3,17-dine and 17α-methyl testosterone on testosterone and 17β-estradiol levels in the serum of Anguilla japonica雄烯二酮和甲基睾酮对日本鳗鲡血清睾酮和17β-雌二醇含量的影响omJ汉语字典

Effects of 4-Androstene-3,17-Dine and 17α-Methyl-testosterone on Induction of Gonadal Maturation in the Male Japaneses Eel ( Anguilla japonica)雄烯二酮和甲基睾酮诱导雄性日本鳗鲡性腺发育的作用omJ汉语字典

Prepare Enveloped Silastic Bar Containing 4－ Androstene－ 3 and 17－ dione for Fish鱼用含雄烯二酮的包膜型硅橡胶(yào)条的研制omJ汉语字典

Mutation Breeding and Fermentation Research of Androst-4-ene-3, 17-dione Producing Strain;雄烯二酮高产菌株的诱变育种及发酵性能研究omJ汉语字典

Study on Fermentation Phytosterol into Androst-4-ene-3,17-dione in Two-phase Systems;两相系统发酵转化植物甾醇为雄烯二酮的研究omJ汉语字典

Isotope-ratio Mass Spectrometry Analysis for Detection of Endogenous Anabolic Androgenic Steroids-Androstenedione;同位素比质谱方法检测内源性类固醇雄烯二酮omJ汉语字典

Study on Immobilized Technology Producing Androst-4-ene-3, 17-dione by Mycobacterium Sp. BD696-6分枝杆菌BD696-6固定化发酵产雄烯二酮的研究omJ汉语字典

Study on Extraction of Androst-4-diene-17-dione from Oil-water Two-phase Fermentation System of Mycobacterium B696两相发酵系统中提取分离雄烯二酮的研究omJ汉语字典

INDUCED GONADAL MATURATION BY SINGLE IMPLANTATION OF ANDROSTENEDIONE IN MALE Anguilla japonic埋植雄烯二酮一次诱导雄性日本鳗鲡性腺发育成熟的研究omJ汉语字典

The feedback effects of 4 androstene 3,17 dine and 17α methyl testosterone on gonadal development in the female Anguilla japonica雄烯二酮和甲基睾酮诱导雌性日本鳗鲡性腺发育的反馈调节作用omJ汉语字典

Induced ovarian development and maturation by implantation androstenedione enveloped silastic bar in female cultivated eel, Anguilla japonica埋植雄烯二酮包膜型(yào)条诱导雌性日本鳗鲡性腺发育成熟的研究omJ汉语字典

Induced gonadal development and maturation of Japanese eel (Anguilla japonica) by injected 4- androstene-3,17-dione-cellulose acetate phthalate-microcapsule注射含雄烯二酮的微囊诱导日本鳗鲡性腺发育成熟的研究omJ汉语字典

Screeing and Transformation Conditions of 11α-hydroxylation of Androst-4-ene-3, 17-dione by Beauveria Bassiana;雄烯二酮11α羟化的球孢白僵菌菌株筛选及其转化工艺研究omJ汉语字典

Study on Fermentation of Degrading Phytosterol into Androstenone by Mycobacterium;分枝杆菌降解植物甾醇生产雄烯二酮的发酵研究omJ汉语字典

The Effects of Plus Factors on Two-phase System Transform Phytosterol to Androstenedione外加因子对两相系统转化植物甾醇制备雄烯二酮的影响omJ汉语字典

DEGRADATION OF PHYTOSTERIL INTO ANDROSTENEDIONE BY Mycobacterium SP-UV-8分枝杆菌降解植物甾醇制备雄烯二酮转化过程研究omJ汉语字典

Fermentation of Immobilized Mycobacterium sp.BD 696-6 for Production of Androst-4-ene-3,17-dione from Rapeseed Sterols固定化分枝杆菌BD696-6产雄烯二酮发酵条件的研究omJ汉语字典

Mutation Breeding of Strain Highly Producing Androst-4-ene-3,17-dione from Rapeseed Sterols菜籽甾醇转化制备雄烯二酮高产菌株的诱变育种omJ汉语字典