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。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。