通过消化系统吸收的胶原蛋白量是极小的。
The amount of collagen that is absorbed through the digestive system is "extremely little."
以18天鸡胚睾丸为实验材料，经胶原酶和胰蛋白酶两步酶消化法得到生精上皮细胞悬液。
Testes from 18-day-old embryonic chickens were used to isolate seminiferous epithelial cells by sequential two-step enzyme digestion with collagenase and trypsin.
结缔组织中坚韧的胶原蛋白质在长时间加热后完全水解成可溶的明胶，利于消化；
The resilience of the collagen in the connective tissue protein in the long heated complete hydrolysis into soluble gelatin, conducive to digestion;
用胰蛋白酶和胶原酶消化法和组织贴块法培养猪肺动脉干内皮细胞和平滑肌细胞。方法简便易行，成功率高。
Endothelial cells and smooth muscle cells of porcine pulmonary trunk were cultured by enzyme-dispersed and substrate-attached explant methods.
用胰蛋白酶和胶原酶消化法和组织贴块法培养猪肺动脉干内皮细胞和平滑肌细胞。方法简便易行，成功率高。
Endothelial cells and smooth muscle cells of porcine pulmonary trunk were cultured by enzyme-dispersed and substrate-attached explant methods.
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