A

ACTH
Human Adrenocorticotropic Hormone

Actin HHF35
Human Muscle Actin

Actin SM
Alpha-Smooth Muscle Isoform, Myoepithelium, etc.

Adenovirus
Adenovirus

AFP
Alpha Fetoprotein

ALK (D5F3)
Anaplastic Lymphoma Kinase, Clone D5F3

ALK-1
ALK-1

AMACR (p504s)
Prostate Cancer Marker

Amyloid Kappa
Amyloidosis

Amyloid Lambda
Amyloidosis

Androgen Receptor
Androgen Receptor

Annexin A1
Hairy Cell Leukemia

Arginase 1
Identifies Normal Liver Cells

ATRX
Glioma

B

B-Amyloid
Senile Plaques, Congophilic Deposits

BAP1
Mesothelioma vs. Reactive Mesothelial Proliferations

ß-Catenin
Beta Catenin

BCL2 (124)
Follicular Lymphoma, Apoptosis Inhibin Protein, Clone 124

BCL2 EP36
BCL2, Clone EP36

BCL-6
Follicular and Diffuse Lymphomas, Burkitt’s Lymphoma, & Lymphocyte-Predominant Hodgkin’s Disease

B72.3 (TAG-72)
Tumor-Associated Glycoprotein

BOB-1
Transcription Coactivator for Oct-1 and Oct-2

BRAF V600E
Hairy Cell Leukemia

C

CA9
Carbonic Anhydrase IX

Calcitonin
Calcitonin

Calponin
Myoepithelial Differentiation and Diagnosis of Myoepithelial Neoplasms

Calreticulin
Expressed in Megakaryocytes When Calreticulin is Mutated

Calretinin
Calcium-Binding Protein, Mesothelial Cells

CAMTA1
Epithelioid Hemangioendothelioma Marker

Cathepsin K
Renal Angiomyolipoma

C3d
Complement 3d, Transplant Rejection Biomarker

C4d
Complement 4d, Transplant Rejection Biomarker

CD1a
Cortical Thymocytes-Langerhans Cells

CD2
Lymphocyte Function-Associated Antigen 2

CD3 (2VG6)
T-Cells

CD4
T-Cells, Helper T

CD5
Pan T-cells, B-Cell Subset, Thymic Carcinomas

CD7
Thymocytes, Immature T-Cells, NK Cells

CD8
T-Cells, Suppressor T

CD10
Common Acute Lymphoblastic Leukemia

CD14
Monocytes, Histiocytes

CD15 (BRA4F1)
BRA4F1

CD15 (MMA)
Epithelial, Hodgkin’s, Myeloid

CD19
B-Lymphocyte Antigen

CD20
Human B-lymphocyte Antigen

CD21
Dendritic Cells, B-Cells

CD22
Mature B-Cells

CD23
Activated B-Cells

CD25
Activated T-Cells & B-Cells

CD30 (BER-H2)
Activated Band T-cells

CD30 (JCM182)
Activated Band T-cells

CD31
Endothelium (tumor angiogenesis)

CD33
Monocytes

CD34
Endothelium, Stem Cells, Stromal Tumors

CD35
Dendritic Cells

CD43
T-Cells, B-Cell Subset, Myeloid, Histiocytes, Plasma Cells (Leukosialin)

CD44
Phagocytic Glycogen-1

CD45
Helper, Inducer T-cells

CD56
Natural Killer Cells

CD57
Neural and Neuroendocrine Marker NK Cells, Stromal Tumors

CD61
GP111A

CD68 (KP1)
Monocytes/Macrophages

CD68 (PG-M1)
Sarcomas and Leukemia

CD71
Erythroid Precursor Marker

CD79a
B-Cells

CD99
Ewing’s Sarcoma/PNET

CD103
Hairy Cell Leukemia

CD117
C-Kit

CD123
Alpha Receptor for IL3

CD138
Plasma Cell Marker, Syndecan

CD163
Ber-MAC3

CD200
Chronic Lymphocytic Leukemia (CCL) Marker

CDX-2
Metastatic Colon CA

CEA (EPCEAR7 Monoclonal)
Carcinoembryonic antigen

Chromogranin
Chromogranin A

Chymotrypsin
Expressed in Cells of Pancreatic Acinar Origin

CL NOTCH1
Lymphoma Marker

Clusterin
Apoptosis

CMV
Cytomegalovirus

c-MYC
Lymphoma Marker

CXCL-13
B-Lymphocyte Chemoattractant

Cyclin-D1
Cyclin D1/PRAD-1 Oncogene Product, Mantle Cell

Cytokeratin AE1/AE3
Keratin cocktail: 40, 48, 50, 50, 6, 58, 65, 5 kD

Cytokeratin CAM5.2
Keratin: 39, 43, 500 kD

Cytokeratin 5/6
Intermediate Filament Protein

Cytokeratin 7
Keratin: 54 kD

Cytokeratin 8/18
Keratin 8, 18

Cytokeratin 19
Human Cytokeratin 19 Polypeptide

Cytokeratin 20
Keratin: 54 kD

Cytokeratin KER903 (34BE12)
High-Molecular Weight Cytokeratins

Cytokeratin OSCAR
Cytokeratins 7, 8, 18, 19

D

D2-40
Podoplanin, Lymphatic Endothelial Marker

Desmin
Desmin

DOG-1
Gastrointestinal Stromal Tumor (GIST) Marker

DUX4
CIC-DUX4 Sarcoma from Ewing Sarcoma

E

EBNA-2
Stains Nuclei of EBV-Infected Lymphoblastoid Cells

EBV
Epstein-Barr Virus

E-cadherin
Epithelial Marker, EP-CAM

EMA
Epithelial Membrane Antigen

Enolase (NSE)
Epithelial Membrane Antigen

EP4-Ber
Epithelial Antigen, EP-CAM

ER
Estrogen Receptor

ERG
Vascular Marker and Prostate Malignancy Marker

G

Gastrin
Gastrin-Secreting Tumors, G-Cell Hyperplasia

GATA-3
Urothelial Carcinoma Marker

GCET1
Germinal Center B-Cell Marker

GFAP
Human Glial Fibrillary Acidic Protein

GFAP/OLIG2 D5
Oligodendroglioma vs. Astrocytoma

GH
Growth Hormone

GLUT1
Glucose Transporter 1

Glutamine Synthetase
Hepatocellular Carcinoma Marker

Glycophorin A
Identification of Cells of Erythroid Lineage

Glypican-3
Hepatocellular Carcinoma Marker

Granzyme-B
Serine Protease

H

H. pylori
Helicobacter pylori

H3.3G34W, Mutant
Giant Cell Tumor of Bone

H3K27M – Mutant
Glioma/Astrocytoma

H3K27me3 – Wild
Malignant Peripheral Nerve Sheath Tumor Marker

HBcAg
Hepatitis B Core Antigen

HBsAg
Hepatitis B Surface Antigen

H-Caldesmon
Smooth Muscle Differentiation

HCG
HCG in Trophoblastic Elements of Germ Cell Tumors

Hemoglobin-A
Hemoglobin-A

Hepatocyte
Hep-par1

Herpes
HSV I/II

HER2
Erb-2 Oncoprotein, Clone 4B5

HHV8
Human Herpes Virus 8

HMB-45
Melanoma-Associated Marker

HPV
Human Papilloma Virus

I

ICOS
Inducible Co-Stimulate CD278

IDH-1
Glioma Marker

IgA
Immunoglobulin A

IgD
Immunoglobulin D

IgG
Immunoglobulin G

IgG4
Autoimmune pancreatitis

IgM
Immunoglobulin M

Inhibin
Granulosa Cell Tumor, Sex Cord Stromal Tumor

INI1
Malignant Rhabdoid Tumor Marker

INSM1
Neuroendocrine Marker

IRTA1 (FCRL4)
Lymphoma Marker

K

Kappa
Kappa Light Chain

Ki67
Cell Proliferation Marker

Ki67-Melan A Double Stain
Proliferative Cells and Melanocytes

L

Lambda
Lambda Light Chain

Langerin
Langerhans Cell Histiocytosis

LEF1
Chronic Lymphocytic Leukemia (CLL), Small Lymphocytic Leukemia (SLL)

LH
Luteinizing Hormone

LMO2
Large B-Cell Lymphoma Marker

M

MAL
Myelin and Lymphocyte Protein; expressed in Primary Mediastinal Large B-Cell Lymphoma

Mammaglobin
Primary and Metastatic Breast Carcinoma Marker

MDM2
Liposarcoma

Melan A
Malignant Melanoma Marker

MiTF
Melanocyte Development Regulator, Melanoma Oncogene

MLH-1
Mismatch Repair Gene MLH-1

MOC-31
Differentiates Carcinomas from Mesothelial Cells and Mesotheliomas

MSH-2
Mismatch Repair Gene MSH-2

MSH-6
Mismatch Repair Gene MSH-6

MUC4
Fibromyxoid Sarcoma

MUM-1
Multiple Myeloma Oncogene-1

Muramidase
Muramidase/Lysozyme

Myeloperoxidase
Neutrophilic Granulocytes and Monocytes

MyoD1
Rhabdomyosarcoma Marker

Myogenin
Rhabdomyosarcoma Marker

N

Napsin A
Lung Adenocarcinoma Marker

NeuN
Neuronal Cell Loss in Drug-Resistant Epilepsy

Neurofilament (2F11)
Neurofilament

Neurofilament Cocktail
Cocktail of Clones 2F11 and SMI-32

NKI/C3
Melanoma Marker, CD63

NKX3.1
Differential Marker for Prostate Carcinoma vs. Urothelial Carcinoma

NUT
Nuclear Protein in Testis

O

OCT-2
Octamer Transcription Factor 2

OCT3/4
Marker for Undifferentiated Cells

OLIG2
211F1-1

P

p16
Cervical Cancer Marker

p40
Pulmonary Squamous Cell Carcinoma Marker

p53
Overexpression of the p53 Oncogene

p57
Differential Diagnosis of Complete versus Partial Hydatidiform Molar Pregnancy

p63
Prostate Cancer Marker

p63/ERG Double Stain
Double Stain for Prostate Cancer

P. jiroveci
Detection of Pneumocystis jirovecii

PAX-2
Tumor Marker for Kidney, Prostate, Breast, Ovary

PAX-5
B-Cell-Specific Activator Protein

PAX-8
Nephritic Cell Lineage Marker

PD1
T-cell Regulator

PD-L1
Clone 22C3 (LDT)

PD-L1
Clone SP263 (IVD)

Perforin
T-Cell and NK-Cell Lymphoma

PIN3 Dual Stain
p63 (nuclear) & Keratin 34BE12 (cytoplasmic)

PLAP
Placental Alkaline Phosphatase, Germ Cell and Adenocarcinoma

PMS2
Mismatch Repair Gene PMS-2

PR
Progesterone Receptor

PRAME
Differentiates Melanoma vs. Nevus

Prolactin
Prolactin in Pituitary

PSA
Prostate-Specific Antigen

PSAP
Normal, Hyperplastic, and Neoplastic Prostatic cells

PSMA
Prostate-Specific Membrane Antigen

PTH
Parathyroid Hormone

R

RB1
Retinoblastoma Protein

S

S-100
S100 protein

SALL4
Yolk Sac Tumor Marker

SATB2
GI Epithelial Marker

SF-1
Adrenocortical Tumor Marker

SMARCA4 (BRG1)
Deficient in several uncommon, aggressive tumors

SMMS1
Smooth Muscle Myosin

SOX-10
Identifies Melanoma and Nerve Sheath Tumors

SOX-11
Mantle Cell Lymphoma Marker

SSTR2A
Meningioma vs. Schwannoma

STAT6
Solitary Fibrous Tumor

SV40
Simian Virus 40, Polyomavirus Family

Synaptophysin
Synaptophysin

Syphilis
Treponema pallidum

T

TAU
Neurofibrillary Tangles

Tau/ß-Amyloid DS
Neurofibrillary Tangle and Amyloid in Alzheimer’s Postmortem Specimens

TCL-1A
Mature T-Cell Leukemia

TCR ß F1
T-Cells

TCR-Delta
T-Cells

TdT
Blasts, Immature Lymphocytes

Thyroglobulin
Thyroglobulin

TIA1
Cytolytic Effector Cells in Lymphocytic Infiltrates

TLE-1 (1F5)
Synovial Sarcoma Marker

Transthyretin
Amyloidosis, Prealbumin

Tryptase, Mast Cell
Human Mast Cells

TSH
Thyrotropic Cells of Pituitary

TTF-1
Thyroid and Pulmonary Carcinomas

Tyrosinase
Metastatic Melanoma

V

Vimentin
Vimentin

VS38C
Plasma Cell

W

WT1 (6F-H2)
Wilms tumor

CISH EBER
Epstein-Barr Virus (EBV)

CISH Kappa
Kappa

CISH Lambda
Lambda

CISH HPV – Low Risk (LR6)
Human Papilloma Virus, 6 Low-Risk Subtypes:
6, 11, 40, 42, 43, 44

CISH HPV – High Risk (HR18)
Human Papilloma Virus, 18 High-Risk Subtypes:
16, 18, 26, 31, 33, 35, 39, 45, 51, 52, 53, 56, 58, 59, 66, 68, 73, 82