The embryonic cardiac cells had developed into mature muscle fibers, some of which were organized in a parallel structure similar to that of native heart tissue.
The embryonic cardiac cells had developed into mature muscle fibers, some of which were organized in a parallel structure similar to that of native heart tissue.
胚胎心肌细胞已发展为成熟的心肌纤维，其中一些细胞也自行排列成平行结构，就像自然的心肌组织。