The highest frequency of heterozygous MC4R
described MATOUŠEK et al. (2011) too. They found the
similar allelic frequencies MC4R
A
(0,547) a MC4R
(0,453)
too
. The higher occurrence of MC4R
B
allele was recorded in
Pietrain (Pn) (0,924) (PIORKOWSKA et al., 2010).