研究了在培养基中添加吐温-85对发酵生产螺旋霉素的影响。结果表明：0h添加100mg／L吐温-85，发酵效价达28176u／ml，比对照提高11．9％。检测表......

取液体状抗鸡传染性法氏囊病毒单克隆抗体经过滤、浓缩、脱盐和冷冻干燥技术处理后．获得抗ＩＢＤＶ单抗的粉制剂．该制剂在ｐＨ５．０～９．０之间１ｈ．效价稳定；在４℃下......

This study was conducted to investigate the effect of Se-enriched lactobacillus on antibody of Newcastle Disease Virus(N......