- BP001633-C304: Recombinant Human Complement C1q Tumor Necrosis Factor-Related Protein 1 (C1qTNF1) 
 
 Source: HEK 293-derived.
 Purity: > 95% by SEC-HPLC and reducing SDS-PAGE.
 Endotoxin: < 0.1 ng/ug (1 IEU/ug).
- BP001633-PRO-654: Recombinant Human Complement C1q Tumor Necrosis Factor-Related Protein 1 (C1qTNF1) 
 
 Source: E. coli-derived.
 Purity: > 95% by SDS PAGE.