IMMUNOHEMATOLOGY: MINOR BLOOD GROUPS

Diego (Di)

Ag are located in the anion exchange (bicarbonate for chloride)

Di a

Marker for Mongolian ancestry

Di a

Associated with HS, acathocytosis

Cartwright (Yt)

Located on RBC acetylcholinesterase

Xg

Sex linked

Xg

Cell adhesion properties

(CD19)

No known antithetical partner

Dombrock (Do)

Gregory (Gya)

Holley (Hy)

Joseph (Joa)

Colton (Co)

Ag are located on channel forming integral protein (CHIP) -Aquaporin 1 (water permeability)

Co a-b-

Associated with monosomy and dsyerthropoitic anemia

Gerbich (Ge)

Expressed on glycophorins C or D

Ge -2-3-4

Leach phenotype

Assoc with elliptocytosis

Cromer (Cr, Tc)

Ag are carried by DAF (CD55)

Observed in black individuals

Knops

Ag resides on complement receptor 1 (CR1) or CD35

Indian (In)

Carried on CD44 used for immunoadherence

Beneth Goodspeed (Bg)

HLA associated blood group (MHC)

HLA B7

HLA in Bg a

HLA B17

HLA in Bg b

HLA A28

HLA in Bg c

Anti Bg a

Nuisance Ab

Destroyed by EDTA/glycine

Chido Rodgers

HTLA: High titer, Low avidity

Assoc with HLA

Rodgers (Rg)

C4A

Chido (Ch)

C4B