in the present study, the effect of x rays on el 4 cell doubling time and cell cycle progression were investigated.
目的研究不同剂量x射线照射对el4淋巴瘤细胞周期进程及细胞倍增时间的影响。
the biological analysis results showed: population doubling time (pdt) of cells was approximately 24h;
生物学分析结果表明:细胞群体倍增时间(pdt)约为24小时;
in many early pregnancies, the hcg level will double every 31 to 72 hours. as the pregnancy progresses, hcg levels rise and the doubling time increases.
许多的早孕, 和hcg水平每31-72小时会翻倍, 随着怀孕的进程,hcg水平的上升以及翻倍的时间也会增加。
when cultured in vitro, pdmsc3 attached to the dish and grew with a doubling time of 46 hours.
在体外培养时,pdmsc3呈现贴附生长的特性,族群增倍时间约为46小时。
compared with negative control group, the doubling time of both positive control group and experimental groups was prolonged.
与阴性对照组比较,阳性对照组和实验组细胞群体倍增时间增加。
results population doubling time of corneal stromal cells prolonged significantly since passage 7. mtt assay also showed cell viability of passage 7 decreased to 60% of passgage 1 (p0. 01 ).
细胞群体倍增时间由第7代起显着延长(pmtt比色法的结果亦显示,第7代细胞的增殖能力开始大幅下降(p0.01)。