Major Histocompatibility Complex I Mediates Immunological Tolerance of the Trophoblast during Pregnancy and May Mediate Rejection during Parturition

Table 1

Classes of MHC I expressed in humans, cows, and horses [6, 25–28].

MHC I	Humans	Cows	Horses
Classical	HLA-A; HLA-B; HLA-C	BoLA-A10, BoLA-A11,; BoLA-A13, BoLA-A14,; BoLA-A15, BoLA-A17,; BoLA-A19, BoLA-A20,; BoLA-CA24, BoLA-CA42B,; BoLA-CC1, BoLA-w12.1,; BoLA-A12 (w12B), BoLA-w7,; BoLA-w9.2	ELA-A1, ELA-A2, ELA-A3,; ELA-A4, ELA-A5, ELA-A6,; ELA-A7, ELA-A8, ELA-A9,; ELA-A10, ELA-A14, ELA-A15,; ELA-A19, ELA-W11, ELA-W13
Nonclassical	HLA-E; HLA-F; HLA-G	BoLA-NC1; BoLA-NC2; BoLA-NC3; BoLA-NC4; MICA; MICB	ELA-A1*; ELA-C1*; ELA-E1*

∗From [25].