S. fragilis RY-3 as starter, its cell and protoplast were mutated with ultraviolet radiation.
以脆壁酵母ry - 3作为出发菌株，对其营养体及原生质体进行紫外线诱变处理。
2
Are Helicobacter species and enterotoxigenic Bacteroides fragilis involved in inflammatory bowel disease?
炎症性肠病是否与螺旋杆菌及肠产毒性脆弱拟杆菌感染有关?。
3
Results a medium dose of Penqiangyan granule had good anti infective effect on mice infected by bacillus fragilis, bacillus coli and golden staphylococcus.