By 2008, the ImmGen project involved seven immunology and three computational biology laboratories across the United States and over 200 cell populations involved in the immune system had been identified and described.
在2008年，免疫基因组计划（ImmGen）涉及美国七个免疫学的和三个计算生物学的实验室，已经确定和描述了涉及免疫系统的超过200个细胞群体。