Table 2.

Summary of expression of mRNA encoding TGF-βs and receptors in ovine ovary.

Gene	Follicular type					Stroma	Vascular System
	1/1a	2	3	4	5
TGFβ1	-	-	t	t	t	+	+
TGFβ2	-	-	t	t	t	+	+
TGFβ3	-	-	-	-	-	-	+
TGFβRI	o	o	o, gc, t	o, gc, t	o, gc, t	+	+
TGFβRII	-	-	t	t	t	+	+

+, expression observed; -, expression not observed; o, oocyte; gc, granulosa; t, theca