Peptide drugs, composed of short chains of amino acids, represent a promising class of therapeutics with unique advantages over traditional small-molecule drugs. The global peptide therapeutics market is experiencing significant growth, driven by the rising prevalence of chronic diseases and advancements in peptide drug development.

Advantages Over Small Molecules

  • High target specificity
  • High target affinity
  • Fewer side effects
  • Less accumulation in tissues

General Advantages of Peptides

  • Highly potent and selective
  • Less toxic
  • Low cost

Advantages Over Other Biologics

  • High membrane permeability
  • Less immunogenic
  • Synthetically facile

DEL and Display for de novo Peptide Discovery

WuXi Biology offers end-to-end peptide discovery solutions – from library synthesis and screening to validation. Our DEL and display platforms enable multiple approaches: Peptide DEL, mRNA display, and phage display, each with unique advantages. [Click to explore more]


Integrated Bioassay Platform

Peptide as a new modality, has been widely used in different aspects of drug discovery:  not only can peptide be used as therapeutic molecule, it can also serve as a tool for specific target-medicated delivery.  In both applications, the effectiveness of peptide has been studied on large selections of targets critical in diseases including oncology, immunology, metabolic diseases et al.


•Resynthesis and validation of screened hit peptides

•Fast SAR exploration and optimization of hit peptide

•Rapidly expand the patent space

Cost- and time-efficient peptide synthesis and validation by “D2B” approach