CD79A CD99 CD117 CEA

CD-79A

CONTROL TISSUE: Tonsil
MAIN DISTRIBUTION: B cells
TYPE OF STAINING: Cytoplasmic
APPLICATION: Stains more B-cell precursor lymphocytes than CD-20. Also myelomas and some endothelium.
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CD-99 (MIC 2)
 CONTROL TISSUE: Pancreas
MAIN DISTRIBUTION:Islets
TYPE OF STAINING: Membranous
APPLICATION: Ewing's sarcoma and PNET. Lymphoblastic lymphoma, thymoma, mesenchymal chondrosarcoma. Neuroblastoma is negative
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CD- 117 ( c-kit)


CONTROL TISSUE : Gastrointestinal stromal tumor (GIIST)
MAIN DISTRIBUTION: Tumor cells, mast cells
TYPE OF STAINING: membranous
APPLICATION: GIST and numerous carcinomas e.g. small cell carcinoma, melanomas

 
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CEA

CONTROL TISSUE: Colonic carcinoma
MAIN DISTRIBUTION: Tumor cells
TYPE OF STAINING: Luminal site
APPLICATION: Carcinomas GI tract, endometrium, ovary, lung. Negative for prostate, thyroid and mesotheliomas
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