Changes

===MHC Polymorphism In People===

===MHC Polymorphism In People===

* There are three types (loci) of MHC class I molecules known as human leukocyte antigen (HLA)- A, B, and C

* Three types (loci) of MHC class I molecules known as human leukocyte antigen (HLA)- A, B, and C

* Equally there are three loci of MHC class II molecules - HLAs DP, DQ and DR

* Equally there are three loci of MHC class II molecules - HLAs DP, DQ and DR

In the entire human population there are only approximately 50 different variants (alleles) at each MHC class I and class II locus.

In the entire human population there are only approximately 50 different variants (alleles) at each MHC class I and class II locus.