Table 13-5: CD Markers

Question 1

CD1

Answer 1

Primarily T cell associated:

Thymocytes and Langerhan cells

Question 2

CD3

Answer 2

Primarily T cell associated: Thymocytes, Mature T cells

Question 3

CD4

Answer 3

Primarily T cell associated:Helper T cells

Question 4

CD5

Answer 4

Primarily T cell associated: T cells and small amount of B cells

Question 5

CD8

Answer 5

Primarily T cell associated:Cytotoxic T cells

Question 6

CD10

Answer 6

Primarily B cell associated: Pre-B cells and germinal center B cells

Question 7

CD19

Answer 7

Primarily B cell associated: Pre-B cells and mature B cells, but not plasma cells

Question 8

CD20

Answer 8

Primarily B cell associated: Pre-B cells and mature B cells, but not plasma cells

Question 9

CD21

Answer 9

Primarily B cell associated: EBV receptor, mature B cells and follicular DCs

Question 10

CD23

Answer 10

Primarily B cell associated: Mature activated B cells

Question 11

CD79a

Answer 11

Marrow pre-B cells and mature B cells

Question 12

CD11c

Answer 12

Primarily Monocyte and macrophage associated: Granulocytes, monocytes, mocrophages, as well as hairy cell leukemia

Question 13

CD13

Answer 13

Primarily Monocyte and macrophage associated: Immature and mature monocytes

Question 14

CD14

Answer 14

Primarily Monocyte and macrophage associated: Monocytes

Question 15

CD15

Answer 15

Primarily Monocyte and macrophage associated: Granulocytes, Reed-sternberg cells

Question 16

CD33

Answer 16

Myeloid progenitors and monocytes

Question 17

CD64

Answer 17

Primarily Monocyte and macrophage associated: Mature myeloid cells

Question 18

CD16

Answer 18

NK and Granulocytes

Question 19

CD56

Answer 19

NK cells and some T cells

Question 20

CD34

Answer 20

Pluripotent stem cells and progenitor cells

Question 21

CD30

Answer 21

Activated B cells, T cells, monocytes, as well as Reed Sternberg cells

Question 22

CD45

Answer 22

All leukocytes, aka leukocyte common antigen (LCA)