In artificial trypsin digestive system with ph7 . 4 , with the increasing content of trypsin and prolonging of digesting time , the entire pigg decreased gradually 在ph7 . 4的人工肠液中，随着胰蛋白酶加量的增加和消化时间的延长，完整pigg的存留率也逐渐减少。
2.
Absorbance at 600nm of bb and bl - 1 were 1 . 400 and 1 . 447 respectively after 48 hours . commercial product strains were better than strains isolated from infant faeces in growth and acidic ability 应用模拟胃液ph 、胃液、肠液、肠胆盐环境，研究ba 、 bi 、 bl和bbr的抗消化道逆环境特性。
3.
By genetic engineering methods , ureb gene and ureb - hspa fusion gene were amplified by pcr and cloned into a prokaryotic expression plasmid ptrc99a - asd , and identified recombinant plasmid was then 口服、鼻饲免疫balb / c小鼠，在肠液和血清中可以分别检测到针对hpylori的特异性分泌型iga和址g抗体。
4.
Four patients were treated conservatively with insertion of a nasogastric tube or a long intestinal tube to drain the intestinal fluid , but these patients underwent operations within 12 ? 42 hours of ct examination because of aggravated symptoms 4例病人进行了保守治疗包括经鼻胃管或肠管引流肠液，但由于病情恶化，在ct检查后的12 ? 42小时内进行了手术。
