海量資源,盡在掌握
 當(dāng)培養(yǎng)細(xì)胞由于增殖而長滿瓶壁時,即達到了所謂的飽和密度(saturationdensity)。此時,正常細(xì)胞則不再分裂;而惡性細(xì)胞則由于重疊生長(overlaping),細(xì)胞層較厚,易于從瓶壁上成片脫落下來。為此傳代(subculture)便勢在必行了。所謂傳代,簡單 (共 1804 字) [閱讀本文] >>