常見例句雙語例句This paper has studied the extraction of collagen from porcine skin by trypsin, papain and pepsin.研究了用胰酶、木瓜蛋白酶和胃蛋白酶從豬皮中提取膠原蛋白。Objective; To optimize the extraction technology of pepsin from porcine gastric mucosa with hydrochloric acid.目的：優(yōu)化豬胃蛋白酶的酸法提取工藝。In this article, nature derived porcine collagen was extacted by means of pepsin-digest extraction method , and mixed with silk fibroin to form homogeneous blend membrane.本研究用酶法自制了具有一定水溶性的豬皮膠原。 嘗試?yán)媒z素和膠原蛋白各自的優(yōu)點。 用簡單的溶液澆鑄法制備了膠原-絲素共混膜。 返回 porcine pepsin