由纤维组织、软骨和松弛骨折组织组成的混合体,即为软骨痂(soft callus)。1.4骨形成及重塑期 处于骨折不同部位的定向分化性细胞,开始在纤维骨痂的基础上,通过膜内化骨和软骨内化骨两种方式成骨。
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Histology showed a marked increase in the size of the cartilaginous soft callus.
组织学显示出了软骨质的柔软的骨痂的尺寸的标记的增加。
With this medium, soft, transparent callus can be induced from immature embryos of embryo selection or tissue and organ differentiation stages. The induction frequency was 2-6%.
以该配方诱导幼胚,处于胚胎选择阶段和组织与器官分化阶段的幼胚,能诱导出松软、晶莹透明的愈伤,诱导频率为2-6%。
The primary callus induced from barley mature embryos is soft, watery and nonembryogenic, but after subculture it can produce compact embryogenic callus with a certain frequency.
大麦成熟胚的初代愈伤组织是水质、柔软的非胚性愈伤组织,在继代培养中能以一定频率出现胚性愈伤组织。
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