Latest News
20 December 2021
We are pleased to announce that YBS underwent another successful routine GLP compliance inspection by the MHRA of our facilities in York on 23-24 November 2021. - Read more
18 October 2021
We are pleased to announce the successful completion of a four-day inspection by the United States Food and Drug Administration (FDA) of our bioanalytical facility in York. - Read more
Conferences & Events
Focus Meeting - University of Hertfordshire
11 June 2023 - 15 June 2023
A meeting run jointly by the Drug Metabolism Discussion Group (DMDG) and the International Society for the Study of Xenobiotics (ISSX). - Find out more
Workshop - Malaga, Spain
08 June 2023 - 09 June 2023
The EBF 2023 Spring Focus Workshop (on Oligo’s & Peptides) will take place in Malaga, Spain. - Find out more

York Bioanalytical Solutions

Unilabs York Bioanalytical Solutions is a specialist provider of bioanalytical, metabolism and biomarker services to pharmaceutical and biotech companies, supporting development of small and large molecule therapeutics from discovery through to post-marketing.

  • Bioanalytical specialists with a difference
  • Our highly experienced scientists use the latest analytical technology to provide high quality data and reports in the timelines that you require
  • Our in-depth understanding of the complex technical and regulatory issues surrounding bioanalysis allows us to advise our clients and add value to their projects
  • Our capability to deliver both qualitative and quantitative data provides key information to impact chemical design in early discovery and accelerate compound progression throughout drug development

For services beyond bioanalysis, in vitro ADME and metabolism please visit Unilabs Serving Pharma


Discuss your project with the YBS Team



Small Molecule
The fully air-conditioned, temperature-controlled, laboratories are equipped with the latest mass spectrometry, UPLC and online extraction instrumentation.
Large Molecule
We support the bioanalysis of therapeutic peptides and proteins using LC-MS/MS and immunoassay including immunogenicity screening and confirmatory assays.
We have extensive experience developing both immunoassay and LC-MS/MS biomarker methods.
Providing a full metabolite characterisation service from early discovery in vitro experiments to late development radiolabelled studies.
Validated Methods
We have a wide range of clinical and preclinical non-proprietary methods which are validated to current regulatory guidelines.
In Vitro ADME
We provide a range of in vitro ADME assays from early discovery screens to definitive development studies.