Bioanalysis of peptides and proteins

Citoxlab – The one-stop CRO for monoclonals and biologicals

> Tissue cross reactivity

> Non-human primate toxicology

> Immunogenicity assays

> Bioanalysis of peptides and proteins

Gain a head start when you need validated methods for your bioanalysis which are robust and reproducible, meet GLP standards and comply with international regulations. Our competence and reactivity, allied with state‑of-the-art equipment, enable us to respond promptly.

Our personalized bioanalysis service covers all the various composition types, such as peptides and proteins, vitamins, amino-acids, vaccines, β-blockers. We also propose partial and crossed validations.

We can help you from early stage development, during your preclinical studies and right through your clinical trials.

Small molecules, peptides and metallic ions

  • LC-MS/MS and (LC) ICP/MS
  • GC/MS
  • HPLC and UFLC


  • Nephrotoxicity
  • Inflammatory
  • Complement factors
  • Immunotoxicity
  • Hormones

Therapeutic proteins and biomarkers

  • Ligand binding assay, ELISA, ECLA, RIA
  • Flow cytometry
  • Multiplex technology

Broad range of matrices

  • Plasma and whole blood
  • Urine
  • Tissues
  • Cerebro-spinal fluid
  • Ocular liquid