The site and protein for regulation vary with breeds, which leads to the difference of the capacity of fibroin secretion in the posterior silkgland cell between breeds. 暗示了家蚕丝素分泌的过程可能受到多种蛋白的调控，不同的品种，在调控位点及调控蛋白上存在着一定的差异，从而导致了不同品种家蚕后部丝腺细胞在分泌丝素能力上的差异。
Since ETPs showed the potential to give rise to myeloid cell types, the team also asked whether some of the myeloid cells in the thymus normally arise from ETPs. 鉴于早期胸腺细胞表现出具有生成髓系细胞的能力，小组提出，是不是胸腺内的一些髓细胞通常来源于这些细胞。
