The sensitivity for standard botulinum toxin from Lanzhou Institute of Biological Products was 2? 检测中国兰州生物制品研究所注射用A型肉毒毒素标准品,灵敏度可达2Uml。
Preparation and Characterization of Purified Diphtheria Toxin Standard and Purified Schick Test Toxin 精制白喉标准毒素及精制锡克试验毒素的制备与检定
The good correlation was also observed between the tetanus antitoxin levels ( standard anti-TT, horse anti-TT serum and guinea-pigs serum immunized with DTP) detected by toxin binding inhibition ELISA and TNT. ELISA毒素结合抑制法测得的标抗、马抗TT血清、DTP免疫的豚鼠血清的抗毒素水平与中和毒素试验所得结果之间也有很好的相关性。
Objective To investigate the damage of organism induced by mini-dose T-2 toxin, and to lay a theory foundation for constituting the standard of T-2 toxin in cereals in the future. 目的观察低剂量T-2毒素对机体的损伤作用,为将来制定粮食中T-2毒素含量卫生标准奠定理论基础。
Staphylococcal enterotoxins A, B, C2, and D were produced and purified from standard bacteria strains. The purified toxins exhibited the same molecular weight bands as those of the reference enterotoxins ( provided by Toxin Technology Company, USA) on the SDS-PAGE gels. 用国际标准菌株生产并纯化葡萄球菌肠毒素A,B,C2,D,经聚丙烯酰胺凝胶电泳(SDS-PAGE)图谱分析,表明所提纯的毒素与国外商品纯化毒素一致。