Additional PBL Assay Services

PBL Assay Science has the ability to offer additional services, including but not limited to Assay Design & Development, Assay Optimization, Technology Transfer, and Consulting. Our approach is to tailor the service to meet your specific project needs, not a one-size-fits-all attitude.


PBL has extensive experience and depth of knowledge in cytokine and interferon related research as well as immunological assay development. The unique perspective of our scientists ensures we deliver reliable results throughout projects. With our attention to detail and collaborative approach, we provide uncompromising quality from a company you can trust.


To explore how PBL may help or to discuss an upcoming project, please contact us.




Custom Assay Design & Development


PBL assay development services can be tailored to your specific needs. Assays are developed for research use or to a standard which supports subsequent GLP validation.


You can be confident that PBL will provide a viable solution that will maximize the data from your samples during a development project. We will work alongside you to define essential steps, reagents required, and identify potential issues before they occur. From proof of principle to technology transfer, our experience will ensure we deliver a robust and sensitive assay solution for your specific application needs.



Cell-Based Assay Development


Cell-based assay development services offered, but not limited to, include:


  • Custom cytopathic effect, anti-proliferative, and growth promotion assays
  • Development of reporter gene systems or identification of cell lines to monitor activity of the compound of interest
  • Neutralization of bioactivity by antibodies which is relevant to identification of bioactive monoclonal antibodies (MAbs) and monitoring of immunogenicity


Immunoassay Development

Custom immunoassays and ELISAs to support:


  • Pharmacokinetic and pharmacodynamic studies
  • Toxicity and immunogenicity studies
  • Direct, sandwich, or competitive ELISA assay development


Assay Optimization Service


  • Specificity and cross-reactivity assessment
  • Analytic and dynamic range optimization
  • Reduction of matrix effects (serum, plasma, tissue culture media)
  • Reduction of inter- and intra-assay variability
  • Standard calibration
  • Assay stability assessment
  • Protocol optimization

Interested in one of our services?


Contact us:

W: online form


P: 1-877-PBL-8881

F: 1-732-777-9141



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