MRC1 and Bardet-Biedl syndrome: Additionally, a mean of 5.18 ± 1.56 CD206-positive BMGCs/mm2 were detected in the group of the pure BBS, while in the group of the BBS combined with the low concentration of HY it was 5.85 ± 1.30 CD206-positive BMCGs/mm2 and in the group of the BBS combined with the high concentration of HY 6.47 ± 1.67 CD206-positive BMGCs/mm2 were detected (Figure 4).