Cell Surface Proteins Flashcards

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1
Q

CD3

A

T cells (associated with TCR for signal transduction)

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2
Q

CD16

A

NK cells (binds Fc of IgG)

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3
Q

CD19

A

B cells

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4
Q

CD28

A

T cells (binds B7 on APC)

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5
Q

MHC II

A

Macrophages, B cells

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6
Q

CD21

A

B cells (receptor for EBV)

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7
Q

CD56

A

NK cells (unique marker for NKs)

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8
Q

CD14

A

Macrophages

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9
Q

CD8

A

Cytotoxic T cells

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10
Q

Ig

A

B cells (binds antigen)

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11
Q

MHC I

A

All cell types except mature RBCs

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12
Q

Fc and C3b receptors

A

Macrophages (enhanced phagocytosis)

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13
Q

CD40 Ligand

A

Helper T cells

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14
Q

TCR

A

T cells

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15
Q

CD40

A

B cells and Macrophages

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16
Q

CD20

A

B cells

17
Q

CD4

A

Helper T cells

18
Q

B7

A

B cells and Macrophages