This monoclonal antibody provides sensitive, specific detection of human NT‑ProBNP, a widely used biomarker for cardiac stress and heart failure assessment. Clone 100 delivers strong affinity and low background in ELISA, Western blotting, and antigen‑capture assays, enabling accurate quantification in serum, plasma, and purified antigen preparations. MTBNP‑80A‑100 is ideal for cardiovascular research, diagnostic assay development, and biomarker validation. Its consistent performance ensures reliable detection across repeated assays.