ADENOVIRUS | Immunohistochemistry | Detects adenovirus infections | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
ADIPOPHILIN | Immunohistochemistry | Intracytoplasmic lipid in sebaceous tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
AFB | Special Histochemical Stain | Detects Mycobacterium TB and other acid-fast mycobacteria | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
ALCIAN BLUE 2.5 | Special Histochemical Stain | Detects acid mucins and mucopolysaccharides | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
ALIZARIN RED (CALCIUM) | Special Histochemical Stain | Stains calcium in tissue sections and in osteocytes | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
AMYLOID P PROTEIN | Immunohistochemistry | Used to subtype amyloid proteins and stains normal elastic tissue | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
ANDROGEN RECEPTOR | Immunohistochemistry | Detected in breast cancer, prostate cancer, sebaceous carcinoma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
APP (AMYLOID PRECURSOR PROTEIN) | Immunohistochemistry | Identifies neurofibrillary tangles in Alzheimers, and early changes of ischemic brain injury | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
BAP1 | Immunohistochemistry | Loss in BAP1 mutated nevi, uveal melanomas and mesothelioma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
BCL-2 | Immunohistochemistry | Used to identify lymphoma type and soft tissue tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
BCL-6 | Immunohistochemistry | Follicle center cell marker | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
BETA-CATENIN | Immunohistochemistry | Used to identify fibromatosis and various tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
BRAF V600E | Immunohistochemistry | Identifies BRAF V600E mutations in melanoma, papllary thyroid carcinoma and colorectal carcinoma | 48 to 72 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
C-MYC | Immunohistochemistry | Burkitts lymphoma, a subset of other B-cell lymphomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
C4D | Immunohistochemistry | Used for identification of complement deposition including in early myocardial infarction | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CALRETININ | Immunohistochemistry | A marker of mesothelioma, adrenal cortical tumors, and sex cord stromal tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Carcinoembryonic antigen (CEA , MONOCLONAL) | Immunohistochemistry | Expressed in adenocarcinomas of multiple primary sites | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD10 | Immunohistochemistry | Used to phenotype lymphomas, positive in endometrial stromal tumors, renal cell carcinomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD117 (c-KIT) | Immunohistochemistry | Expressed in mast cells, GI stromal tumors, tumor expression for targeted therapeutics | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD138 (Syndecan-1) | Immunohistochemistry | A plasma cell marker; also stains some epithelial tumors. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD15 | Immunohistochemistry | Myeloid cells, Hodgkin lymphoma, differentiation of mesothelioma vs. adenocarcinoma. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD163 | Immunohistochemistry | A macrophage marker. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD1A | Immunohistochemistry | Identifies thymic T cells, thymoma, and Langerhans cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD20 | Immunohistochemistry | B cell marker in lymphoma/ leukemia typing | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD21 | Immunohistochemistry | Stains follicular dendritic cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD23 | Immunohistochemistry | Stains follicular dendritic cells and some follicular mantle zone B-lymphocytes | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD3 | Immunohistochemistry | stains T cells in lymphoma/ leukemia typing | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD30 | Immunohistochemistry | Lymphoma typing, including Hodgkin's, ALCL, lymphomatoid papulosis & embryonal carcinoma. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD31 | Immunohistochemistry | Marker of vascular differentiation and positive in certain histiocytes | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD34 | Immunohistochemistry | Marker of vascular differentiation, hematopoietic progenitor cells, and specific soft tissue tumors. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD4 | Immunohistochemistry | Expressed in helper T cells in lymphoma/ leukemia typing | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD43 | Immunohistochemistry | Positive in all T cells and NK cells, used in lymphoma/ leukemia typing | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD45, leukocyte common antigen (LCA) | Immunohistochemistry | Expressed on all leukocytes | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD5 | Immunohistochemistry | Stains T cells in lymphoma/ leukemia typing | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD56 | Immunohistochemistry | Expressed in NK cells, and a marker of neuroendocrine differentiation | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD57 | Immunohistochemistry | Expressed in NK cells, cytotoxic T cells, and a marker of neuroendocrine differentiation | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD63 (NKI/C3) | Immunohistochemistry | Used as a marker for neurothekeoma and melanoma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD68 | Immunohistochemistry | A histiocytic/ monocytic marker | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD7 | Immunohistochemistry | Expressed in T cells, natural killer cells and precursors in lymphoma/ leukemia typing. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD79a | Immunohistochemistry | A pan B-cell marker, including plasma cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CD8 | Immunohistochemistry | Expressed in cytotoxic T cells in lymphoma/ leukemia typing | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CDX2 | Immunohistochemistry | A marker of intestinal differentiation, useful for metastatic carcinoma of unknown primary | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CHROMAGRANIN A | Immunohistochemistry | Expressed in neuroendocrine tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CK 19 | Immunohistochemistry | A prognostic marker in islet cell tumors which assists in identifying papillary thyroid carcinoma. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CK 20 | Immunohistochemistry | Used to identify metastatic carcinoma of an unknown primary. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CK 5/6 | Immunohistochemistry | Used to identify basal cells or myoepithelial cells in the breast and prostate. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CK 7 | Immunohistochemistry | Used to identify metastatic carcinoma of an unknown primary. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CK 8/18 | Immunohistochemistry | Used to identify most types of adenocarcinomas and some squamous cell carcinomas. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CK HMW (34BE12) | Immunohistochemistry | Used to identify prostate basal cells and metastatic carcinoma of an unknown primary. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
CMV | Immunohistochemistry | Detects cytomegalovirus infections | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
COLLOIDAL IRON | Special Histochemical Stain | Stains acid mucins and Cryptococcus neoformans | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
CONGO RED | Special Histochemical Stain | Stains amyloid fibrils in tissue | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
CRYSTAL VIOLET | Special Histochemical Stain | Stains amyloid | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
CYCLIN D1 | Immunohistochemistry | Mantle cell lymphoma and for targeted tumor therapeutics | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
D2-40 (PODOPLANIN) | Immunohistochemistry | A lymphatic vascular marker, mesothelioma, seminoma, dermatofibroma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
DESMIN | Immunohistochemistry | Reactive in skeletal, cardiac, and smooth muscle | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Epidermal growth factor receptor (EGFR) | Immunohistochemistry | Malignant transformation of native squamous cells at various sites | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Epithelial membrane antigen (EMA) | Immunohistochemistry | Expressed in normal and neoplastic epithelia of various origin, subset of Hodgkin's | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
ERG | Immunohistochemistry | Nuclear expression in endothelial cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Estrogen receptor (ER) | Immunohistochemistry | Expressed in breast cancer, expressed by mammry analogue carcinomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
FACTOR XIIIA | Immunohistochemistry | Dermal dendritic cell marker, positive in dermatofibroma. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
FITE (MODIFIED AFB) | Special Histochemical Stain | Stains atypical mycobacteria such as Mycobacterium leprae and Nocardia spp. | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
FLI-1 | Immunohistochemistry | Positive in Ewing’s sarcoma, vascular tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
FONTANA MASSON | Special Histochemical Stain | Detects melanin pigment, argentaffin granules, dematiaceous fungi | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
FOUCHET | Special Histochemical Stain | Stains bilirubin and collagen in tissue sections | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
GATA 3 | Immunohistochemistry | Various cancers: breast, urothelial, chromophobe RCC, skin adnexal | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
GCDFP-15 | Immunohistochemistry | Positive in breast carcinomas, sweat gland carcinomas, salivary gland mammary analogue tumors. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
GFAP | Immunohistochemistry | Expressed by glial tumors and some salivary gland tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
GIEMSA | Special Histochemical Stain | Mast cells, malaria, Trypanosoma, bacteria, Leishmania, Histoplasma, Toxoplasma | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
GLYCOPHORIN | Immunohistochemistry | Positive in nucleated and mature erythrocytes | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
GMS | Special Histochemical Stain | Detects fungal organisms | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
GRAM | Special Histochemical Stain | Identifies gram-positive and gram-negative bacteria | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
H-CALDESMON | Immunohistochemistry | Marker of smooth muscle differentiation | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
H. PYLORI | Immunohistochemistry | Stains H. Pylori | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
HHV-8 | Immunohistochemistry | Detects HHV 8 in Kaposi's sarcoma, some cases of Castleman's, and some lymphomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
HMB45 | Immunohistochemistry | Positive in melanomas, angiomyolipoma, and other PEComas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
HSV 1 | Immunohistochemistry | Detects Herpes Simplex Virus 1 | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
HSV 2 | Immunohistochemistry | Detects Herpes Simplex Virus 2 | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
KAPPA | CISH | Detects kappa light chains | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | ish |
KI-67 | Immunohistochemistry | A proliferation marker | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
LAMBDA | CISH | Detects lambda light chains | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | ish |
MAMMOGLOBIN | Immunohistochemistry | Mammary tissue/carcinoma, some salivary gland and sweat gland tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MELAN A/KI-67 | Immunohistochemistry | Dual stain for quantification of proliferation in melanocytes | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MELAN-A | Immunohistochemistry | A melancytic marker. Also positive in angiomyolipoma and other PEComas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MLH-1 | Immunohistochemistry | Used to identify hereditary cancer syndromes and mismatch repair gene mutations | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MSA | Immunohistochemistry | Expressed in skeletal and smooth muscle tumors | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MSH-2 | Immunohistochemistry | Used to identify hereditary cancer syndromes and mismatch repair gene mutations | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MSH-6 | Immunohistochemistry | Used to identify hereditary cancer syndromes and mismatch repair gene mutations | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MUC4 | Immunohistochemistry | Expressed in low grade fibromyxoid sarcoma and various adenocarcinomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MUCICARMINE | Special Histochemical Stain | Stains mucopolysaccharides in tissue and cell walls of cryptococcus | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
MUM1 | Immunohistochemistry | Expressed in Hodgkin's lymphoma and other lymphomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MYELOPEROXIDASE | Immunohistochemistry | A marker of myeloid and histiocytic cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
MYOGLOBIN | Immunohistochemistry | Expressed in skeletal and cardiac muscle, but not in smooth muscle | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
NKX3.1 | Immunohistochemistry | Expressed in prostate carcinoma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
P16 | Immunohistochemistry | Surrogate marker of HPV infection, helpful in differentiating nevi from melanoma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
P40 | Immunohistochemistry | Nuclear expression in squamous, urothelial, myoepithelial/ basal cell differentiation | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
P504S (racemase) | Immunohistochemistry | Expressed in prostate cancer, other carcinomas, and high grade dysplasia | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
P53 | Immunohistochemistry | p53 tumor suppressor gene | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
P63 | Immunohistochemistry | Myoepithelial/ basal, and squamous differentiation | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
PANKERATIN (AE1/AE3) | Immunohistochemistry | Used to identify epithelial tumors and differentiate hepatoma vs. adenocarcinoma. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
PAS-F (GREEN COUNTERSTAIN) | Special Histochemical Stain | Identifies fungal organisms | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
PAX8 | Immunohistochemistry | Expressed in thyroid, kidney, female reproductive tract carcinomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
PERIODIC ACID SCHIFF (PAS) | Special Histochemical Stain | Detects polysaccharides (glycogen, glycoproteins, mucin) and fungal organisms | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
PERIODIC ACID SCHIFF WITH DIASTASE (PAS-D) | Special Histochemical Stain | Mucin, globules in alpha-1 antitrypsin deficiency, fungal organisms, digests glycogen | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
PERLS’ PRUSSIAN BLUE IRON | Special Histochemical Stain | Detects ferric (Fe3+) iron in tissue | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
PHH3 | Immunohistochemistry | Used as a marker for mitosis | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
PMS-2 | Immunohistochemistry | Used to identify hereditary cancer syndromes and mismatch repair gene mutations | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
PRAME | Immunohistochemistry | A molecular marker used in differentiating melanoma from nevus | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Progesterone receptor (PR) | Immunohistochemistry | Identify PR receptor expression in breast cancer. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Prostate specific antibody (PSA) | Immunohistochemistry | Expressed in prostatic tissue | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
RETICULIN | Special Histochemical Stain | Stains reticulin fibers made up of type 3 collagen | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
S-100 | Immunohistochemistry | Expressed in schwannian, myoepithelial, and melanocytic cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
SAT B2 | Immunohistochemistry | Used in identifying colorectal carcinomas, osetoblasts, and osteosarcoma. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
SMOOTH MUSCLE ACTIN | Immunohistochemistry | Expressed by smooth muscle, myoepithelial cells, and myofibroblasts | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
SOX-10 | Immunohistochemistry | A sensitive nuclear melanocytic marker, also expressed in schwannian and myoepithelial cells | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
SPIROCHETE | Immunohistochemistry | Identifies spirochetes in cases of syphilis and spirochetosis | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
SYNAPTOPHYSIN | Immunohistochemistry | A marker of neuroendocrine differentiation | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
TRICHROME | Special Histochemical Stain | Used to demonstrate collagenous stroma | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
TTF-1 | Immunohistochemistry | Expressed in thyroid carcinomas and lung adenocarcinomas | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
TYROSINASE | Immunohistochemistry | Expressed in melanocytes | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
UROPLAKIN | Immunohistochemistry | Expressed in urothelial tumors. | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
VARICELLA ZOSTER | Immunohistochemistry | Detects Varicella Zoster virus | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
Verhoeff’s Van Gieson (VVG) | Special Histochemical Stain | Stains elastic fibers in tissue sections | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
VIMENTIN | Immunohistochemistry | Expressed by cells of mesenchymal origin | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |
WARTHIN-STARRY | Special Histochemical Stain | Stains Heliobacter sp., spirochetes and other microorganisms in tissues | 24 Hours* | Paraffin block or unstained sections on charged slides | special-stains |
Wilms tumor 1 (WT-1) | Immunohistochemistry | Expressed in leukemia and solid tumors such as mesothelioma, and ovarian carcinoma | 24 to 48 Hours* | Paraffin block or unstained sections on charged slides | immunohistochemistry |