Explore our drug discovery





Biodistribution









Quantitative biodistribution. Zero ambiguity. Maximum insight.

We generate high-resolution biodistribution data using cutting edge technologies and processes that can that enables characterisation of your RPT.

Our integrated radiochemistry, imaging and ex vivo platforms deliver clean, quantitative, decision ready data. 


woman in lab - biodistribution

























What we deliver 

  • PET, SPECT and CT imaging.
  • Multi‑timepoint PK/PD.
  • Gamma counting of tissues.
  • Organ‑level uptake and clearance.
  • Radiometabolite analysis.
  • Optional dosimetry and efficacy integration.

One team. One workflow. One standard of quality.




Why work with us? 

  • In-house specialisms: Deep radiopharmaceutical biology expertise.
  • Full-stack in-house capability: Integrated radiochemistry and imaging.
  • Trusted by innovators: Industry rigour and end-to-end capabilities
  • Regulatory ready: ISO 45001 certified, licensed for alpha & beta emitters and predictive human dosimetry from pre-clinical data.
  • Integrated biology and imaging: PET, SPECT, CT, IVIS, HFUS.
  • Global credibility: Our environment is built to rigorous regulatory standards, whether your next step is the FDA, EMA or MHRA.

If you need data that’s precise, quantitative and investor ready, you need us.

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World-class minds for RPT discovery and development

In the complex landscape of radiochemistry and translational imaging, the difference lies in the expertise behind the science.

Our team comprises industry-leading specialists across preclinical services and radiopharmaceuticals, dedicated to bridging the gap between early discovery and clinical success.

Meet the experts who turn sophisticated data into actionable therapeutic insights.

Explore our scientific expertise

Case study: 89Zr biodistribution

Brief: Multi‑time point biodistribution for a novel ligand.

We delivered: 

  • PET imaging at 24h, 48h, 72h, 96h.
  • Gamma counting.
  • Organ‑level uptake curves.

Outcome: Clear translational rationale and accelerated programme progression.


























Start your project 

Ready to accelerate your RPT project? 

Our experts are here to support your journey from concept to clinic. Contact our team to discuss a tailored solution. 

Speak to the team, we’ll scope your project and get you moving fast. 




Expertise in radiolabelling

With gamma, beta and alpha-emitting radiometals of small molecules (e.g., FAPI, PSMA), peptides, proteins and other biologics containing chelators such as DOTA, DOTAM, Macropa, and DFO/DFO*. Experience in a variety of purification methods (e.g., ultrafiltration, SPE), QC analysis (HPLC, ITLC, gamma spectrometry), and conjugation techniques. 

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Visualising impact in real-time

Utilising CDX and PDX models to deliver high-resolution longitudinal tumour growth inhibition (TGI) data and PK/PD analysis. 

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Mapping the path to the target

Quantitative time-course activity analysis across 15+ organ systems using PET, SPECT and CT imaging, EBRT, US, Gamma counting and PK modelling. 

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Ensuring safety and maximising therapeutic windows

Precise calculation of absorbed doses (Voxel/MIRD) to provide reliable preclinical-to-clinical dose extrapolation. 

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The “See it, Treat it” advantage

Strategic pairing of diagnostic/therapeutic isotopes (e.g. 89Zr and 177Lu) to build companion imaging and patient-selection strategies. 

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Early-stage de-risking

High-throughput screening for affinity, internalisation, and stability to identify lead candidates faster. 

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Deep-dive tissue validation

Detailed cellular phenotyping through high-resolution autoradiography, gamma counting, and IHC correlation.

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We are ISO 45001 certified 

The world’s first international standard for occupational health and safety. The accreditation has been certified by Interface NRM, a UKAS and ASI–accredited certification body.











Medicines Discovery Catapult