PS B, a CD4+T-cell stimulating zwitterionic polysaccharide fromB. fragilis, was conjugated with aminooxy TF tumor antigen. Immunization revealed Ab specificity to TF. FACS revealed Ab binding to MCF-7 but not HCT-116 cells.
PS B是一种来自B. fragilis的C
D4+T细胞刺激两性离子
多糖,与
氨氧基TF肿瘤抗原结合。免疫接种显示
抗体对TF具有特异性。FACS显示
抗体结合到MCF-7细胞但不结合到HCT-116细胞。