Melanosome Mouse Monoclonal Antibody (clone HMB45), 2ndGen Predilute This monoclonal antibody reacts with an antigen present in fetal and neonatal melanocytes and junctional nevi. Intradermal nevi and normal adult melanocytes are negative. Positive tissue: Melanoma. Clone/PAD: HMB45 Immunogen: Pigmented melanoma metastes to lymph node Specificity: Reacts with an antigen present in fetal and neonatal melanocyte and junctional nevi. Intradermal nevi and normal adult melanocytes are negative. Reactivity: Human Applications: Immunohistochemistry (FFPE) Pretreatment: Epitope Retrieval: Not required, Enzyme Digestion: Not required Expected Staining Pattern: Cytoplasmic Reactivity: Human Validated Application: Immunohistochemistry (FFPE) Host: Mouse Target Gene: Melanosome Gene ID: 967 Label or Dye: Unconjugated Dilution: 2ndGen Predilute Antibody Product Size: 6 mL Shipping Condition: Wet Ice Regulatory Statement: For In Vitro Diagnostic Use. Store in refrigerator (2–8°C).