Markers & Receptors - 3
•
Phenotypic markers:
•
e
these markers serve to identify and differentiate
lymphocytic cells
•
e
Examples include:
•
Ž
CD4+
•
Ž
CD8+
•
on T
Helper
or T4 cells
•
on T
Cytotoxic
or T8 cells
•
antigen + MHC class II
•
antigen + MHC class I
•
Fc receptors:
•
e
these receptors located on surface of some cells serve as
attachment sites for the Fc portion of immunoglobulins
•
e
Examples include:
•
Ž
Fc
(
R I
•
Ž
Fc
(
R II
•
Ž
Fc
(
R III
•
also called CD64
•
also called CDW32
•
also called CD16