TY - RPRT TI - The ancient origin of the complement system. AU - Yong Zhu AU - Saravanan Thangamani AU - Bow Ho AU - Jeak Ling Ding PY - 2004 DO - 10.1038/sj.emboj.7600533 UR - https://pubmed.ncbi.nlm.nih.gov/15616573/ ID - 15616573 ER -