EGFr Mouse Monclonal Antibody (clone 31G7), 2ndGen Predilute This monoclonal antibody reacts with the extracellular domain of epidermal growth factor receptor (170 kDa). Clone 31G7 is useful in detecting the majority of squamous cell carcinomas that arise from both squamous epithelium and metaplastic squamous epithelium. Positive tissue: Breast carcinoma. Clone/PAD: 31G7 Immunogen: EGFr derived from A-431 cells Specificity: EGFr. No cross-reactivity observed with c-erbB-2. Reactivity: Human Applications: Immunohistochemistry (FFPE) Pretreatment: Epitope Retrieval: Not required , Enzyme Digestion: Required (Digest-All™ 3/Pepsin) Expected Staining Pattern: Cell membrane and cytoplasm Reactivity: Human Validated Application: Immunohistochemistry (FFPE) Host: Mouse Target Gene: EGFr Gene ID: 1956 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).