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Patients to benefit from faster access to medicines as UK moves away from animal testing in science

New projects to move UK science away from animal testing

  • £22 million push to ramp up UK’s move away from animal testing in sciencebrings togethercutting-edgetech and research.
  • New£20 millioncentreto growminiature organs from human tissue-helping todelivereffectivetreatments forpatientswith moreaccuratetesting.
  • Backing fornineprojectsworth £2 million,includingbeating heart cells in a dish, lab-grown human ear models,and AI predictinghowdrugsmove through the body.

New projects to move UK science away from animal testing– vital to the safety and sustainability of our environment – will unlock new tests for productsthatcanhelp products reachmarketmore quickly and save lives.

Adedicated national research hub andninenewhigh-tech projectswill develop better ways to test medicines on human biology rather than animals. It meanstreatments forconditionslike cancerandinflammatory bowel diseasecould be developed faster and more precisely - helping patients across the UK, while moving science away from traditional animal testing.

The latest figures showthere were 2.54 million animal testing procedures inGreat Britain in 2025,down 3.8%on2024. With a further update due to be released later this year, the UK is now moving tocapitaliseon that momentum.

Announced by Science Minister Chris McDonald today(Wednesday 12th August),anewPre-clinicalTranslationalModels Hub,basedin Cambridgeand backed by£20 million in Government funding,will leadwork tobuild and sharemodels ofhuman tissue-grown fromNHSpatients-to testnew treatments.

The new hubwill accelerate the development of testing on‘organoids’:tiny, simplified versions of a human gut,tumouror brain, using cells donated by patients.Because theyretaincrucialfeatures of apatient’s own biology,theywill help researcherslearnhow arealpersonmayrespond toa drug-providingadditional insights that can complement informationcurrentlyobtained fromanimals.

Scientists in universities and drug companies willthenbe able touse thesecutting-edgetechniquesin their own labsto work out which medicines are worth pursuing– slashing the time it takes to get potentially life-changing treatments to market.

Science Minister Chris McDonald said:

Today marks another significant step forward in the UK’s move away from animal testing in science and research.

This is all aboutbackingour world-leading researchersand innovatorsto improve lives,giving them the tools they need todeliver more effective treatments for horrendous diseases like cancer,while also preventing the need for animal testing wherever possible.

It’s also a boost for our life sciencessector – with British firmsusing samples donated by real people and harnessingAI to predict how a medicine behaves–fuellingopportunities for new investment and new jobs,and ensuring Britain is better off.

Alongside the funding for the new Hub,Innovate UK is investing up to £2 milliononninecutting-edgeprojectsaimed atidentifyingnew methods of animal-free scientific testing. Frombeating heart cells in a dishtolab-grown human ear models and AI that predicts how medicines move through the body,many ofthe projectstarget the safety studies that still rely on dogs and monkeys.

At CN Bio, the teamisbuilding tiny working versions of human organs that are small enough to fit on a microscope slide. These complex models allow researchers to better understand how a new drug moves through and interacts with the body – providinga new approachto pre-clinical research that previously relied solely on animal testing.

Meanwhile,VivosphereUKisbuilding ontheir work growingtumourand liver models to develophuman heart tissue in the lab, meaning they canspot dangerous side effects from treatments early.

Promisingearly-stageprojectslike thesearefoundational totheUK’slife sciences sector, whichgeneratesaround £147 billion in turnover and employssome 360,000 people.They have the potential to drivelong-termtransformative, lifeinnovationsfor patients, and lead togrowth andskilledjobs in every corner of thecountry.

ENDS

Supportive quotes

Professor Matthias Zilbauer, University of Cambridge, said:

Over the past decade, we’ve seen the enormous potential of patient-derived organoids and other New Approach Methodologies (NAMs) to transform the way we develop new medicines.

Because these miniature human tissues retain many of the unique biological characteristics of the individual patient, they allow us to understand disease more accurately and test potential treatments before they ever reach the clinic. This has the potential to bring more effective,personalisedtreatments to patients while reducing the time and cost of developing new medicines and our reliance on animalmodels.”

Cynthia Bullock, Life SciencesProgrammeDirector at UK Research and Innovation (UKRI)said:

Through the combined expertise of Innovate UK and MRC, UKRI is accelerating the development and adoption of next generation human biology-based approaches that can improve drug discovery and development, helping bring more effective treatments to patients faster while reducing reliance on animal models.”

Building on the UK’s world-class strengths in research and innovation, these investments are advancing scientific excellence, creating opportunity for global leadership, supporting innovative businesses, and strengthening collaboration across academia, industry and the NHS to deliver health and economic impact.”

Catherine Vickers, Head of Innovation at NC3Rs, said:

We are delighted tobe partneringwith Innovate UK to deliver key commitments within the UK Alternatives Strategy, supporting the next generation of cardiovascular and pharmacokinetic assays and approaches. By accelerating the development,commercialisationand uptake of innovative human biology-based technologies, these projects will strengthen safety assessment in medicines development and replace the use of animals.

Notes to editors

  • The Hubdelivers part of Action 2a of the LifeSciencesSector Plan within the UK’s Modern IndustrialStrategy, andsupports both the Replacing Animals in Science Strategy and the AI for Science Strategy.

  • Scientific procedures on living animals, Great Britain: 2025 - ǸԹ

  • The Government will publish a delivery update of the Replacing Animals in Science Strategy later in 2026, alongside a set of key performance indicators.

  • With co-leadsat the MRC Laboratory of Molecular Biology and theWellcomeSanger Institute, the Hub will draw on a Cambridge research community of around 60 principal investigators. It will be based on the Cambridge Biomedical Campus – easily accessible from the new Cambridge South Station - minutes from NHS and industry partners, including AstraZeneca and GSK.

  • The Innovate UK funding forms phase 1 of a two-phase Contracts for Innovation competition, designed to deliver validated non-animal pharmacokinetic (PK) and cardiovascular safety assays. Phase 2 will support the most promising projects towards real-worldapplication.

Full list ofawarded projects:

  • BiofoundryEnergy Ltd — platform targeting a more than 50% reduction in dedicated cardiovascular safety studies using dogs and non-human primates.

  • BiomimXSrl— developing a miniature model of living human heart tissue to show how new medicines affect heartbeat and pumping, improving safety testing and reducing animal use.

  • CamGeneTherapeutics Ltd — developing ear models designed to accelerate the advancement of therapies to improve hearing loss whilst reducing reliance on animal studies.

  • CN Bio Innovations Ltd — developing human-relevant models and simulations to predict how drugs behave in people, reducing animal testing, lowering costs, and improving confidence in safer, more effective medicines.

  • IoteachLtd — developingPKBridge, an AI platform that predicts how medicines move through the human body from laboratory data alone, replacing animal pharmacokinetic studies in drug development.

  • InoCardiaLtd — a feasibility study to test the viability of replacing dog and monkey cardiovascular drug safety studies with a regulator-approved non-animal alternative.

  • NanograbLtd — an AI platform predicting lipid nanoparticle pharmacokinetics and biodistribution from formulation data, enabling safer, faster development while reducing reliance on dedicated non-human primate studies.

  • University of Nottingham — developing a statistical tool to assess laboratory data and simulation-based predictions of pharmaceutical safety tests, building evidence for reduction and retirement of animal-based tests.

  • VivoSphereUK Ltd — a feasibility study using lab-grown human heart-like tissues to better predict drug side effects, ensuring reliable results, reducing animal testing, and improving patient safety.

  • TheReplacing Animals in Science Strategywas published on 11 November 2025, supported by £75millionof funding.

  • In 2023/24 the UK’s life sciences sector was estimated to employ around 360,000 people and generate £147 billion in turnover.

  • InMarch 2026the MHRA became the first UK regulator to commit to offering early review of non-animal data, allowing companies to confirm acceptability before clinical trials.

Updates to this page

Published 12 August 2026