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Explore Our Small-Molecule Antibody & Antigen Portfolio

At Creative Biolabs, we provide a comprehensive suite of small-molecule antibodies and hapten-carrier conjugates, purpose-built to support research. Our portfolio covers diverse low-molecular-weight compound classes, including metabolites, hormones, therapeutic drugs, environmental pollutants, and small toxins. For these targets, conventional protein-targeting antibodies cannot be applied directly. Our antibodies and antigens are produced and purified under rigorous standards to ensure exceptional lot-to-lot consistency and reliable assay performance.

Browse our antibody and antigen portfolios to find reagents tailored to your research, or connect with our team to discuss custom development services designed around your target.

Small Molecule Antibodies

Small Molecule Antibodies

Specificity and matrix tolerance are the heart of functional small-molecule immunoassays. To support your research and assay development in bioanalysis, environmental monitoring, and food safety, Creative Biolabs offers a premium range of high-affinity antibodies targeting critical small molecules, including steroid hormones (Estradiol, Testosterone), vitamins (25-OH-VD), therapeutic drugs (Digoxin, Vancomycin), and ADC payloads (MMAE, DXD). Leveraging our advanced hapten design and antibody screening platforms, we guarantee exceptional specificity with negligible cross-reactivity to structural analogs. Optimized for diverse diagnostic and analytical platforms such as ELISA, CLIA, LFIA, and Western Blot, our antibodies deliver minimal background noise and outstanding signal-to-noise ratios, providing the stable, reliable foundation your experiments require.

Small Molecule Antigens

Small Molecule Antigens

High quality antigens are the critical starting point for both robust antibody generation and precise competitive immunoassays. To fuel your projects, we provide a comprehensive selection of premium, high purity small molecule antigens, including steroid hormones, vitamins, therapeutic drugs, and active chemical compounds. Meticulously designed and validated for optimal performance, our antigens are available as standalone haptens or conjugated to carrier proteins including BSA, KLH, or OVA with controlled coupling ratios. Whether you require immunogens for high affinity antibody production or consistent coating antigens for immunoassay development and biomarker detection, our products deliver the reliable stability your workflows demand.