这是一张附加在人造纤维上内皮细胞的照片，它用微管的、F -肌动蛋白和核心来染色。
This is an image of an endothelial cell attached to synthetic microfibers, stained with microtubules, F-actin and nuclei.
一项研究发现，绞碎的瘦牛肉能提供24%的蛋白质和18%的脂肪。 与之相比，草蜢能提供20%的蛋白质并附加6%微量的脂肪。
One study found that grasshoppers offer 20 percent protein with a tiny six percent fat, compared to lean ground beef's 24 percent protein and 18 percent fat.
细胞对同种异体骨的附加作用并不能促进愈合，除非有使骨形态发生蛋白2表达的基因修改。
The addition of bone marrow-derived cells to an allograft does not improve healing unless they are genetically modified to express bone morphogenetic protein 2.
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