The demineralization was less and no collagen fibers and bacteria were found in the inner layer. A transparent layer with calcific…
内层龋则轻度脱矿，未见溶解的胶原纤维，也无微生物，其下有钙化透明层。
The demineralization was less and no collagen fibers and bacteria were found in the inner layer. A transparent layer with calcification...
内层龋则轻度脱矿，未见溶解的胶原纤维，也无微生物，其下有钙化透明层。
The demineralization was less and no collagen fibers and bacteria were found in the inner layer. A transparent layer with calcification was found under it.
内层龋则轻度脱矿，未见溶解的胶原纤维，也无微生物，其下有钙化透明层。
Bone marrow stem cells can switch roles to produce a protein that promotes growth of the cornea, the transparent layer of the eyeball, scientists have found.
科学家已经发现骨髓干细胞能够转化角色，产生一种蛋白。该蛋白能促进眼角膜(眼球透明层)的生长。
Bone marrow stem cells can switch roles to produce a protein that promotes growth of the cornea, the transparent layer of the eyeball, scientists have found.
科学家已经发现骨髓干细胞能够转化角色，产生一种蛋白。该蛋白能促进眼角膜(眼球透明层)的生长。
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