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目的:研究血管紧张素-(1-7)[Ang-(1-7)]对自发性高血压大鼠(SHR)一侧颈动脉去外膜血管结构和功能的影响。方法:24只SHR去除右侧颈动脉外膜......
利用扫描电镜对黄槐叶片培养中形态分化过程进行了观察。结果表明:叶片脱分化形成愈伤组织时,细胞最初进行无丝分裂其中有类似酵母的......
The DNA content of tumor all was analyzed by flow cytometry on parafflnembedded specimens in 73 patients with epithelial......