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谷子(Setαria itαlicα Beauv.)在不同光周期下酯酶同工酶和某些生理特性的比较研究。
ICA、RIA和ELISA法测定甲胎蛋白的比较
2007/7/25
20世纪70年代初,甲胎蛋白(AFP)的临床应用使得肝癌的诊断水平获得大幅度的提高,它的定量检测已作为肝癌诊断的特异性指标之一。目前常用的测定方法有放射免疫法(RIA)与酶联免疫吸附法(ELISA)[1]。前者有较高的灵敏度和准确性,但试剂存在放射性环境污染及标记物半衰期短、批间差异大等缺陷;后者简单,易于普及,但定量欠精确,线性范围窄,且存在“钩状效应”等不足。磁粒子捕获免疫发光法[2](ICA...
Age-related Changes in Plasma Leptin from Early Growing to Late Finishing Stages of Castrated Holstein Steers: Utilizing Multi-species Leptin RIA
Multi-species Leptin RIA Holstein Steer Leptin IGF-1 Growth Stages
2002/4/8
This experiment was performed to understand the changes in plasma leptin in association with plasma IGF-1, body weight and ADG from early growing to late finishing stages of Holstein steers. Blood col...