Table 1.

Cooperation between p50 and p52 is essential for the development of lymph nodes

Genotype	No.	Inguinal	Brachial	Axillary	Facial	Cervical	Periaortic	Mesenteric
WT	6	12/12	12/12	12/12	12/12	12/12	18/18	18/18
Nfkb1+/–Nfkb2+/–	6	12/12	12/12	12/12	12/12	12/12	18/18	18/18
Nfkb1–/–	10	4/20	20/20	20/20	20/20	20/20	29/30	30/30
Nfkb2–/–	9	4/18	18/18	18/18	18/18	18/18	26/27	27/27
Nfkb1–/–Nfkb2+/–	5	0/10	1/10	8/10	8/10	4/10	14/15	15/15
Nfkb1+/–Nfkb2–/–	9	0/18	0/18	0/18	1/18	0/18	1/27	16/27
Nfkb1–/–Nfkb2–/–	6	0/12	0/12	0/12	0/12	0/12	0/18	0/18

Denominators denote the normal number of lymph nodes of each type counted and found in a wild-type mouse.