Fig. 3From: The therapeutic effects of autologous conditioned serum on knee osteoarthritis: an animal modelGross morphological and histological sample stained with hematoxylin and eosin. A Day 1 experiment, B Normal saline group at day 28, C Autologous conditioned serum group at day 28, D Day1 experiment, E Normal saline group at day 28, and F autologous conditioned serum group at day 28Back to article page