Table of Contents
CD50 | CD51 | CD52 | CD53 | CD54 | CD55 | CD56 | CD57 | CD58 | CD59 | Microscopic (histologic) imagesCite this page: Pernick N. CD50-59. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/cdmarkerscd50.html. Accessed December 22nd, 2024.
CD50
- Also known as ICAM-3, the third counter receptor for LFA-1 (CD54)
- Provides adhesion signals important in B-T cell interactions and regulates leukocyte morphology
- May predict resistance to radiation therapy in cervical cancer (Int J Cancer 2005;117:194)
- Costimulator for HIV1 replication (J Virol 2004;78:6692, J Virol 2002;76:32)
- Uses by pathologists: no significant clinical use by pathologists
- Positive staining - normal:
- Leukocytes including:
- Eosinophils and mast cells (J Allergy Clin Immunol 2003;111:1024, Cell Adhes Commun 1999;7:195)
- Epidermal Langerhans cells and endothelial cells (J Invest Dermatol 1995;104:995, J Vasc Res 2004;41:28)
- Leukocytes including:
- Positive staining - disease: synovium in rheumatoid arthritis (Arthritis Rheum 2003;48:360)
- Negative staining: nonhematopoietic cells, platelets (J Clin Invest 1994;94:1243)
- References: OMIM #146631
CD51
- Also called integrin alpha chain V or vitronectin receptor alpha chain
- Integrins are membrane receptors for extracellular matrix mediated cell adhesion and migration, cytoskeletal organization, cell proliferation, cell survival and differentiation
- Integrins are composed of an alpha chain and a beta chain
- Alpha V integrins are a subset of integrins with a common alpha V subunit combined with beta subunits 1, 3, 5, 6 or 8
- The beta chain of the vitronectin receptor is CD61
- Most alpha V integrins recognize the RGD (Arg-Gly-Asp) sequence in various ligands such as vitronectin, fibronectin, osteopontin, bone sialoprotein, thrombospondin, fibrinogen, von Willebrand factor, tenascin or agrin
- Alpha V beta 3 integrin may mediate melanoma progression (Oncogene 2005;24:4710)
- CD51 on some dendritic cells serves as adenovirus receptor (J Leukoc Biol 2006;79:1271)
- Uses by pathologists: no significant clinical use by pathologists
- Positive staining - normal: endothelial cells, megakaryocytes, osteoclasts, monocytes and macrophages, placenta cytotrophoblast and Hofbauer cells and fibroblasts (Histochemistry 1991;96:169, Acta Histochem 2003;105:253)
- Positive staining - disease: osteoclast disorders including osteoclast-like giant cell neoplasms and inflamed synovium (Mod Pathol 2006;19:161, Ann Rheum Dis 1993;52:182)
- Negative staining: cartilage (Ann Rheum Dis 2000;59:448)
- Reference: OMIM #193210
CD52
- Also called Campath-1 and epididymal secretory protein E5
- CD52 antibodies are lytic for target cells, both with human complement and via antibody dependent cellular cytotoxicity
- Uses by pathologists:
- Antibodies (Alemtuzumab) are used for long term depletion of T lymphocytes from donor marrow to prevent graft versus host disease (Bone Marrow Transplant 2000;26:69, Transplantation 1999;67:620)
- Also to treat refractory CLL; high serum levels are poor prognostic marker in CLL (Cancer 2004;101:999)
- May treat other malignancies (see CD52+ disorders below), including pure red blood cell aplasia (Br J Haematol 2003;123:278)
- Differentiates eosinophils (CD52++) from neutrophils (CD52 weak / negative)
- Positive staining - normal: thymocytes, lymphocytes, monocytes / macrophages, eosinophils, mast cells and epithelial cells lining the male reproductive tract (Clin Lymphoma Myeloma 2006;6:478)
- Positive staining - disease:
- Most lymphoid malignancies (variable levels), including (J Clin Pathol 1994;47:313):
- Lymphoplasmacytic lymphoma (100%) (Am J Clin Pathol 2005;124:414)
- Myeloma (5 - 10%) (Am J Clin Pathol 2004;121:482)
- Hairy cell leukemia (Am J Hematol 2003;74:227)
- T cell large granular lymphocytic leukemia, Langerhans cell histiocytosis (Leuk Lymphoma 2005;46:723, Pediatr Blood Cancer 2005;44:251)
- Most lymphoid malignancies (variable levels), including (J Clin Pathol 1994;47:313):
- Negative staining: neutrophils, Langerhans cells (normal), lymphocytes in paroxysmal nocturnal hemaglobinuria and Reed-Sternberg cells in Hodgkin’s lymphoma
- Reference: OMIM #114280
CD53
- Most specific and reliable panleukocyte marker
- Encodes member of tetraspanin family, a cell surface protein with 4 hydrophobic domains that mediate signal transduction
- Also has adhesion / activation functions
- Upregulated in macrophages exposed to lipopolysaccharide (Mol Cells 2004;17:125)
- May transduce CD2 generated signals in T cells and natural killer cells
- May be a thymocyte selection marker, with CD69 (Int Immunol 2002;14:249)
- Familial deficiency is associated with recurrent infectious diseases (Clin Diagn Lab Immunol 1997;4:229)
- Uses by pathologists: no significant clinical use by pathologists
- Positive staining - normal: leukocytes; also dendritic cells, osteoclasts and osteoblasts and mesangial cells (Kidney Int 2003;63:534)
- Positive staining - disease: radioresistant tumor cells
- Negative staining: platelets, red blood cells and nonhematopoietic cells
- Reference: OMIM #151525
CD54
- Also called ICAM-1 (intercellular adhesion molecule 1)
- Ligand for LFA-1 (CD50)
- Receptor for:
- Rhinovirus (Proc Natl Acad Sci U S A 1991;88:7993)
- Malaria infected erythrocytes (Infect Immun 2006;74:3262, Proc Natl Acad Sci U S A 2000;97:1766)
- Involved in adhesion of neutrophils to endothelium at site of inflammation
- Reacts with CD11a / CD18 or CD11b / CD18, resulting in immune reaction or inflammation
- Reduced expression in endometrial cells may contribute to endometriosis (Immunol Lett 2002;80:49)
- Positive staining - normal: broad, B and T cells and B cell precursors, monocytes, osteoclasts, endothelial cells and epithelial cells (various)
- Positive staining - tumors: keratoacanthoma (more in fully developed lesions with inflammatory infiltrate), cutaneous squamous cell carcinoma (focal if well differentiated, intense if poorly differentiated) (Mod Pathol 2003;16:8)
- Negative staining: intravascular B cell lymphoma
- Reference: OMIM #147840
CD55
- Also called complement decay accelerating factor (DAF)
- Gene encodes Cromer blood group
- Binds C3bBb (alternative pathway convertase) and C4b2a (classical pathway convertase) to accelerate decay of the C3 convertases; protects against inappropriate complement activation (J Biol Chem 2005;280:2569)
- Receptor for CD97, echovirus and Coxsackie B virus (Proc Natl Acad Sci U S A 2002;99:10325, J Virol 1998;72:9407)
- Also is part of lipopolysaccharide-induced receptor complex (Eur J Immunol 2003;33:1399)
- Genetic defects that cause a reduction or loss of both CD59 and CD55 on erythrocytes produce paroxysmal nocturnal hemoglobinuria (PNH); also cause defective platelets, granulocytes, erythrocytes and possibly lymphocytes
- CD55 deficiency is common in patients treated with Campath (anti-CD52), which may predispose to PNH (Transplant Proc 2006;38:1750)
- A minor population of CD55 - CD59 negative granulocytes and red blood cells predicts a good response to immunosuppressive therapy in patients with acquired aplastic anemia (Blood 2006;107:1308)
- Loss of CD55 is associated with poor prognosis in breast cancer (Clin Cancer Res 2004;10:2797)
- However high expression is associated with poor prognosis in colorectal carcinoma (Cancer Immunol Immunother 2003;52:638)
- Case reports: pregnant woman in her early 40's with thrombocytopenia due to PNH (Univ Pittsburgh Case #419)
- Uses by pathologists: diagnosis of PNH (Am J Clin Pathol 2006;126:781)
- Positive staining - normal: all hematopoietic cells and all cell types in intimate contact with complement proteins; also epithelial cells lining extracellular compartments, body fluids and extracellular matrix
- Reference: OMIM #125240
CD56
- See CD56
CD57
- See CD57
CD58
- Also called LFA-3 (lymphocyte function associated antigen)
- Ligand for CD2 (J Mol Biol 2001;312:711)
- Mediates adhesion between:
- NK cells and target cells (J Immunol 2003;170:294)
- Antigen presenting cells and T cells (Cell 1999;97:791)
- Thymocytes and thymic epithelial cells
- High serum levels in Hepatitis B, associated with liver cell damage (World J Gastroenterol 2006;12:4237)
- Uses by pathologists: detect minimal residual disease in pre-B-ALL (Haematologica 2003;88:1245)
- Positive staining - normal: leukocytes (but not mature B cells), pre B cells, erythrocytes, endothelial cells, epithelial cells, fibroblasts and cardiac muscle (J Clin Pathol 1990;43:893)
- Positive staining - diseases: pre-B-ALL (Am J Clin Pathol 2005;123:119)
- Negative staining: mature B cells
- Reference: OMIM #153420
CD59
- Also called protectin, complement regulatory molecule
- Regulates complement mediated cell lysis by inhibiting formation of membrane attack complex (MAC); binds to C8 or C9 components, preventing incorporation of multiple copies of C9 required for complete formation of osmolytic core
- Also makes cells susceptible to NK cell mediated cytotoxicity (J Immunol 2006;176:2915)
- Genetic defects that reduce both CD59 and CD55 on erythrocytes produce paroxysmal nocturnal hemoglobinuria (PNH); also cause defective platelets, granulocytes, erythrocytes and possibly lymphocytes
- Low CD59 levels may also cause PNH-like symptoms after Campath therapy (Transplant Proc 2006;38:1750)
- Not a particularly good marker for detecting PNH+ monocytes (Am J Clin Pathol 2006;126:781)
- In diabetes, glycation may inhibit CD59, causing MAC deposition in vessels, leading to vascular complications (Diabetes 2004;53:2653)
- May resist complement mediated lysis via a surface CD59 like protein:
- Naegleria (Infect Immun 2006;74:1189)
- Borrelia (J Immunol 2003;170:3214)
- HIV (J Gen Virol 1997;78:1907)
- Uses by pathologists: no significant clinical use by pathologists
- Positive staining - normal: most cells
- Positive staining - disease: squamous cell carcinoma of head and neck (J Oral Pathol Med 2006;35:560)
- Reference: OMIM #107271
Microscopic (histologic) images
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