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Table 2 Antibodies, dilutions and methods of evaluation

From: Immune response in breast cancer brain metastases and their microenvironment: the role of the PD-1/PD-L axis

Target

Manufacturer

Catalog number (type of staining)

Dilution

Incubation time

Control tissue

Method of evaluation

PD-1

Novus

NBP1-88104 (cytoplasmic)

1:100

30’ min

LN

SQ

PD-L1

AbD Serotec

AHP2128 (membranous/cytoplasmic)

1:50

40’ min

HSM

SQ

PD-L2

R&D systems

AF1224 (membranous/cytoplasmic)

1:500

30’ min

LN

SQ

CTLA4

Santa Cruz

SC-376016 (cytoplasmic)

1:50

40’ min

LN

SQ

GFAP

Dako

M0761 (cytoplasmic)

RU

30’ min

B

SQ

CD4

Dako

IR649 (membranous)

RU

20’ min

LN

Q

CD8

Dako

IR623 (cytoplasmic and membranous)

RU

20’ min

LN

Q

CD68

Dako

IR609 (cytoplasmic)

RU

20’ min

LN

Q

  1. RU ready to use, SQ semiquantitative, Q quantitative, HSM human skeletal muscle, LN lymph node, B brain, PD-1 programmed death-1 receptor, PD-L1 PD-1 ligand 1, PD-L2 PD-L2 ligand 2, CTLA4 cytotoxic T cell antigen 4, GFAP glial fibrillary acid protein