未成熟卵体外培养 IVM ; in vitro maturation
未成熟裂殖体 Immature schizont
改行未成熟卵体外培养 in vitro maturation ; IVM
未成熟卵体外成熟培养 IVM
未成熟卵体外培养成熟 In vitro maturation
未成熟的生物体 an embryonic organism
目的：使用生长棒技术（GR）对未成熟猪进行手术，评价牵张压力下椎体的生长情况。
Objective. The aim of this study is to evaluate the vertebral body growth under distraction forces in immature pigs treated with growing rod (GR) technique.
这个日本的研究小组使用了老鼠的干细胞——有能力转变为多种体组织的未成熟的细胞。
The Japanese team used mouse stem cells - immature cells that have the ability to turn into many types of body tissue.
用显微及亚显微方法研究了中华绒螯蟹雌体不同生理阶段（幼蟹、未成熟蟹、成熟蟹、抱卵蟹和流产蟹）腹肢的体壁结构变化和粘液腺发育特征。
The tegument and exoskeleton structure and the cement glands activities of female pleopod in different physiological stages of Eriocheir sinensis were investigated by histological method.
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