Contamination with heavy metals is one of the most serious problems in the aquatic environments. In Egypt, Manzala Lake is suffering from this problem. The obje
目的交感神经的过度激活是导致心肌肥厚的重要因素,但它在生理性及病理性心肌重塑中所起的作用是否存在差异及其机制,目前尚不清楚。本研究旨在探讨不同的交感.儿茶酚胺系统激活
目的:探讨全反式维甲酸对细胞周期素依赖激酶抑制蛋白P27蛋白表达,血管平滑肌细胞DNA合成和增生的影响.方法:取Wistar大鼠胸主动脉血管平滑肌细胞培养,用3H-TdR掺入率检测血
采用GC-MS检测方法分别研究了20年生、30年生红心杉和普通杉木中边材及心材乙醇抽提物化学成分组成。研究表明,醇提物中主要化学成分为:柏木脑和香紫苏醇。醇提物中柏木脑百分
The structure-coupled joint inversion method of gravity and magnetic data is a powerful tool for?developing improved physical property models with high resoluti
The purpose of this paper is to make the environmental and occupational health community aware of a serious health risk associated with the common practice of b
Ground Penetrating Radar (GPR) is one of the non-invasive techniques commonly used to identify “anomalies” in the ground. It has been proven very effective in
目的硝普钠、多巴胺微量泵联合治疗急性左心力衰竭疗效观察。方法共观察70例,所有患者常规给予一般治疗,硝普钠起始剂量6.25~12.5μg/min,平均剂量为12.5—50μg/min。多巴胺起始剂
<正> “回春仙”制剂是以补益心肾,填精益血为组方原则组成的一种抗衰益寿,防治以心脑血管系统疾病为主的中药复方制剂。为探讨服用“回春仙”对遗传物质有否潜在损伤,我们以
<正>我喜欢品读唐诗宋词,折服于它的艺术美感。不过,相对于唐诗,我更喜欢宋词,那凝练精辟,却意蕴悠长的况味和韵律,令我沉醉痴迷。尤其对李清照的词情有独钟。李清照系山东济