Cell Surface Markers Flashcards Preview

USMLE Step 1 > Cell Surface Markers > Flashcards

Flashcards in Cell Surface Markers Deck (12)
1

TdT

  • lymphoblast marker; absent in myeloblasts & mature lymphs
  • present in ALL
  • TdT = DNA pol

2

B lymphocyte cell surface markers

  • IgM
  • B7
  • CD10
  • CD19
  • CD20

3

CD19: cell type?

B lymphocyte

4

CD20: cell type?

B lymphocyte

5

CD4: cell type?

helper T cell

6

CD14: cell type?

macrophage

7

CD16: cell type?

natural killer (NK) cells

8

CD28: cell type?

helper T cell

9

CD3: cell type?

helper T cells

10

Helper T cell: cell surface proteins

  • CD3
  • CD4
  • CD28
  • T cell receptor

11

Myeloperoxidase: cell type?

  • myeloblasts ==> positive cytoplasmic staining
  • Auer rods = crystal aggregates of MPO

12

CA-125

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