甾体

The reduction of oxime was investigated and the 17-amino steroid was obtained via reduction with Ni-Al alloy in yield of 85~90%.

本文尝试了六种将肟还原成胺的方法，发现在氢氧化钠溶液存在下用镍-铝合金还原甾体肟化合物，反应条件温和，反应时间短，产品收率85～90%。

Objective To investigate the application of diclofenac sodiumin perfusate during vitrectomy and its effects on retinal structure of rabbit eyes,and search the safe dose of DFS used in eyes.

目的研究非甾体类抗炎药双氯酚酸钠(diclofenacsodium，DFS)在兔眼玻璃体切割术灌注液中的应用及其对视网膜结构的影响，寻找此药眼内应用的安全剂量。

Glucocorticoids are important steroid hormones which have physiologic effects essential to life and...

糖皮质激素是一种具有重要生理及药理作用的甾体激素，在临床治疗中有重要地位。

The constituents of bulb of F. puqiensis were studied. Five steroid alkaloids were isolated. The plane structure and stereoscopic configuration of 4 compounds were elucidated. They are named as puqienine A (FP-33), puqienine B (FP-3), N-demethyl-puqietinone (〓 FP-34) and puqietinone (〓, FP-9). Puqienine A and N-demethyl-puqietinone are new compounds. Puqienine B is as same as FPQ-3 elucidated by Prof.

对F.puqiensis鳞茎化学成份进行了研究，分得5个甾体类生物碱成分，并采用 UV、IR、EI-MS、1D-NMR，HHCOSY、CHCOSY、HMBC和X-RAY等光谱技术和理化常数测定，鉴定出4个化合物的平面结构和立体构型，分别为蒲圻贝母碱甲（puqienineA，FP-33）、蒲圻贝母碱乙（puqienineB，FP-3）、N-去甲蒲贝酮碱（N-demethyl-puqietinone，FP-34）和蒲贝酮碱（puqietinone，FP-9），其中蒲圻贝母碱甲和N-去甲蒲贝酮碱为新化合物。

Because of ovary and spermary not developing in babyhood, the estrogen in serum is mainly from adrenal, and the low level of estrogen persists until prepuberty.

雌激素是一类具有广泛生物活性的甾体激素，主要由卵巢分泌，睾丸及肾上腺也能分泌少量。

Objective To observe the effects of renin - angiotensin system and steroid hormones onpregnancy in in vitro fertilization and embryo transfer.

目的研究肾素-血管紧张素系统及甾体激素对体外受精-胚胎移植结局的影响。

Continuous Inter scalene Brachial Plexus Block via an Ultrasound-Guided Posterior Approach: A Randomized, Triple-Masked, Placebo-Controlled Study

大多数 GTPS 是自限性的，一些保守治疗如理疗、减肥、非甾体类抗炎治疗和行为矫正可以缓解症状。

AIM: To evaluate haemolytic activities and adjuvant effect of the C-21 steroidal glycoside-stemucronatoside A from the roots of Stephanotis mucronata.

目的：评价从黑鳗藤根中分离得到的C21甾体苷--黑鳗藤新苷A(stemucronatoside A，SA)的溶血性及免疫佐剂作用。

It is a good material of synthesizing steroid medicines.

它是合成甾体激素类药物的理想原料。

Elucidating the specificity of steroid receptors' subfamily will deepen understanding of their functions and has potential pharmaceutical applications.

研究甾体激素受体亚家族的特异性可以加深对该家族功能的理解，并且具有潜在的临床应用价值。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。