This Week on Life Sciences Digital

The FDA has cleared PrecivityAD2, a blood test that helps clinicians rule Alzheimer's disease in or out at its earliest symptomatic stages. It is the third blood test for Alzheimer's to reach FDA clearance, after Fujirebio's Lumipulse in May 2025 and Roche's Elecsys pTau181 in October 2025, and the first cleared for symptomatic adults as young as 40. A little over a year ago the category did not exist in cleared form. There are now three tests in it.

What makes this a software story rather than only a chemistry one is how the result is produced. PrecivityAD2 uses high-resolution mass spectrometry to measure plasma p-tau217 and amyloid-beta ratios, then integrates them through a multi-analyte algorithm into a single score that returns a positive or negative result for brain amyloid pathology. In a validation study of 1,142 people with cognitive decline, the test showed a 97.6% positive predictive value for ruling Alzheimer's in and a 93.1% negative predictive value for ruling it out, holding up across twelve common chronic conditions. The cleared version is expected to be available later this year; the CLIA laboratory version is available now.

C2N does not change the diagnostic pathway on its own, and the test is explicitly not a screen or a stand-alone diagnostic. What it changes is the economics and the reach of early detection. Amyloid pathology can begin fifteen to twenty years before symptoms, and a cleared, scalable blood test pushes detection toward the point where intervention and trial enrolment do the most good.

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Also This Fortnight:

  • Leica Biosystems, a Danaher company, secured multiple FDA 510(k) clearances that extend its clinical digital pathology portfolio, headlined by Aperio iQC DX, described as the industry's first standalone AI-assisted quality-control software. The clearances also add the Aperio GT 180 DX scanner and enhance the GT 450 DX. The point of an AI QC layer is unglamorous and structural: catch image-quality problems early, before a slide reaches the pathologist, so laboratories can scale digital workflows without losing consistency under rising case volumes and staffing pressure. Digitisation was the last decade's project. Governing the quality of what gets digitised is this one's.

  • Coreline Soft and INFINITT North America have put a chest-CT AI reading workflow into routine use at St. Joseph's Health in New Jersey, their second North American deployment together. Coreline's AVIEW platform is integrated directly into the existing INFINITT PACS, with AI pre-analysis flagging and quantifying findings such as lung nodules inside the radiologist's normal workflow, no separate application required. The initial focus is lung cancer screening, with prior-image comparison to support tracking of subtle changes over time. This is the version of diagnostic AI that actually sticks: embedded in the system radiologists already use, not bolted on beside it.

  • The FDA granted Breakthrough Device Designation to SimpleScreen Lung, Freenome's investigational AI-powered multiomic blood test for lung cancer screening. It is aimed at adults aged 50 to 80 with a 20 pack-year smoking history who are not currently being screened, a large and under-served group given how low uptake of guideline lung screening remains. The designation brings prioritised FDA interaction rather than clearance, but it signals where blood-based, AI-driven early detection is heading: toward the cancers where the screening gap, not the science, is the bottleneck.

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Signals & Market Moves

  • Craif Raises $33M to Bring an AI Urine Test for Cancer to the US 🔗
    Craif, a Japanese bio-AI company, closed an approximately 33 million dollar Series D, taking total funding to around 88 million dollars. Its platform uses AI to analyse microRNA in urine for early detection of cancer and other diseases. The round, co-led by Granite-Integral and diagnostics maker Tauns, funds a reimbursement-driven US launch and a Japanese regulatory filing for a software-based medical device programme targeting pancreatic cancer.

    The signal: Capital keeps moving into non-invasive, AI-driven early detection, and it is widening beyond blood. Urine-based liquid biopsy is a harder sell on familiarity but an easier one on patient burden, and Craif is filing its diagnostic explicitly as a software medical device.

  • Bioptimus, the Paris-based AI company founded by a team from Google DeepMind and Owkin, signed a partnership with Cancer Research Horizons for access to the S:CORT colorectal cancer dataset: over 1,750 patient profiles spanning imaging, genomics, transcriptomics and clinical outcomes, with up to six modalities per patient. The data feeds STELA, Bioptimus' initiative to build the largest clinically linked multimodal tissue atlas, and is used to refine M-Optimus, its foundation model for biology. Bioptimus' models are already in use by 16 of the top 20 pharma companies.

    The signal: In AI pathology the architecture is increasingly commoditised and the moat is data. Deeply phenotyped, outcome-linked, multimodal patient cohorts are rare, expensive and mostly locked inside institutions. When one of the most comprehensive colorectal datasets in Europe goes to a foundation-model company, the competitive question for every AI diagnostics vendor becomes less about the model and more about who they can get their data from.

  • Twelve US health systems, including Cedars-Sinai, Mount Sinai, Northwell and Houston Methodist, formed a Diagnostic AI Consortium with Aidoc. Together they care for nearly twenty million patients a year. The group will co-design AI-enabled diagnostic workflows, measure their effect on safety, quality and speed to diagnosis, and develop shared implementation and governance practices any health system can adopt. Aidoc provides the technical layer through its CARE foundation model and aiOS platform, already running in close to two thousand hospitals. First findings are expected in 2027.

    The signal: This is the clearest sign yet that diagnostic AI has moved past the single-algorithm question. The buyers are organising, collectively, around how AI is evaluated and governed at enterprise scale, not whether one model is accurate in a controlled study. For vendors, the bar just moved from FDA clearance to demonstrable governance inside a health system. That is a harder and more durable requirement.

Events & Calls

ESMO Congress 2026: Madrid, 23-27 October
The European Society for Medical Oncology's flagship congress at IFEMA Madrid, and the key European forum where precision diagnostics, biomarkers and AI-derived clinical evidence meet oncology practice.

AI & Digital Pathology Summit: Porto, 19-20 November
A focused European meeting on digital and integrative pathology, run under the European Society for Digital and Integrative Pathology.

13th Digital Pathology & AI Congress: Europe: London, 9-10 December
The established Global Engage congress, with tracks on computational pathology, foundation models, companion diagnostics and real-world AI deployment.

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