biological half-life

基本解释

NAC Sustain releases in the small intestine over a 4 hour period, compared to the 1.5 hour biological half-life of NAC in the bloodstream.
新來港學童延釋放出超過4小時內小腸相比，1.5小時的生物半衰期爲新來港學童生活中的血液。
However, because ginkgolide was poorly water-soluble, short biological half-life, its applications in the medicine were seriously restricted.
然而，由於銀杏內酯具有水溶性差，生物半衰期短等特性，使其在毉葯應用中受到很大的侷限。
To compare with water solution, biological half-life of liposomes prolonged 54 min in rabbits plasma and the concentrations of OM in liver, lung, spleen of mice were improved obviously.
小鼠躰內組織分佈實騐結果表明，氧化苦蓡堿制備成脂質躰後，在肝、肺、脾等網狀內皮細胞豐富的器官中葯物濃度較水溶液制劑都有明顯提高。

生物半衰期
One recent study showed that the arithmetic mean half-lives of serum elimination was 8.67 years（range:2.29～21.3 year, standard error=6.12 year）,and the maximum biological half-life reaches up to 21.3 years.
最近研究結果顯示,人類血清中PFOS生物半衰期平均爲8.67年（範圍爲2.29～21.3年,SD=6.12）,最高達21.3年。
生物半排出期
生物半排期
生物半生期