Fig. 1From: Pretreatment with melatonin improves ovarian tissue cryopreservation for transplantationPicrosirius stain with polarized light analysis of types I and III collagen comparing the use of melatonin added to the cryopreservation medium or not, in ovarian rat autologous cryopreserved grafts 30 days after transplantation (n = 10 in each group); a control, type I collagen, 400×; b melatonin, type I collagen, 400×; c control, type III collagen, 400×; d melatonin, type III collagen, 400×Back to article page