Mouse strain Hair T lymphocytes B lymphocytes Natural killer cells Macrophages, Dendritic cells, Complement BALB/cA Jcl-nu/nu Nude － － ＋ ＋ ＋ Crlj:SHO-PrkdcscidHrhr SHO － － － ＋ ＋ NOD/Shi-scid, IL-2γnull NOG ＋ － － － Impaired

Table 1: Characteristics of immunodeficiency mice.