Table 1. Genes differentially expressed during gametogenesis and their expression in somatic cells or oocytes.

Cluster	Major expression stages	Number of genes	Female somatic cells	Oocytes
1	Stage 0	511	110 (21.5%)	2 (0.4%)
2	Stage 3 females	222	1 (0.4%)	45 (20.3%)
3	Stages 2–3 females	312	2 (0.6%)	66 (21.1%)
4	Stages 1–3 females	197	34 (17.2%)	6 (3.0%)
5	Stage 3 males	226	4 (1.8%)	12 (5.3%)
6	Stages 1–3 males	146	8 (5.5%)	4 (2.7%)
7	Stage 3 Males and Females	200	0 (0%)	45 (22.5%)
8	Stages 2–3 Males and Females	295	7 (2.4%)	19 (6.4%)
9	Stages 1–3 Males and Females	332	4 (1.2%)	45 (13.6%)
10	Stages 1–2 Males and Females	41	19 (46.3%)	1 (2.4%)