DKK1 was initially identified as an inducer of headformation in Xenopus embryos (7) and plays an important role in the regulation of bone mass (8-10).
DKK1最开始被确定为蟾蜍胚胎头部形成诱导因子[7]。对骨骼质量调节有重要作用[8 - 10]。
2
A dragon like rock formation created from thousand years of erosion. When I returned there last April, the dragon's head has collapsed for unknown reason.