从人胚胎生殖嵴、肠系膜中消化分离的原始生殖细胞，将其接种在人子宫内膜成纤维细胞饲养层上传代培养。
PGC from genital ridge and mesenterium of human embryo was incubated on fibroblast feeder layers for subculture.
环带，生殖带某些环节动物蠕虫表皮的膨胀、含腺的鞍状带，例如蚯蚓，分泌一种粘性液体而在其卵上形成一层防护层。
A swollen glandular saddlelike region in the epidermis of certain annelid worms such as the earthworm that secretes a viscous fluid to form a cocoon for their eggs.
不同处理耕层土壤速效氮含量营养阶段均高于生殖阶段，速效磷含量则相反。
The content of available nitrogen in plough layer at the vegetative stage is higher than that at the reproductive stage, but opposite for available phosphorus.
在饲养细胞层和多种生长因子的共同作用下，可保持原生殖细胞在体外不断增殖而不分化，最终建立EG细胞系。
When cultured on feeder cells in the presence of many kinds of cytokines, primordial germ cells can proliferate continually and maintain undifferentiated state.
在饲养细胞层和多种生长因子的共同作用下，可保持原生殖细胞在体外不断增殖而不分化，最终建立EG细胞系。
When cultured on feeder cells in the presence of many kinds of cytokines, primordial germ cells can proliferate continually and maintain undifferentiated state.
应用推荐