Evidence map›Paper›PMID 42418739›Full record

Trial reportJCO precision oncology2026

Development and Validation of a Computational Histology Artificial Intelligence-Powered Biomarker in Metastatic Hormone-Sensitive Prostate Cancer on Randomized Phase III Trials.

Christopher J Sweeney, Vrishab Krishna, Viswesh Krishna, Akshay Neema, Asit Tarsode, Vinod V Subhash, Lisa G Horvath, James G Kench, Martin R Stockler, Sonia Yip and 18 more

Abstract readClinical Trial, Phase IIIValidation Study
In one paragraph

Trial report in JCO precision oncology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

28 authors.

Christopher J SweeneySouth Australian Immunogenomics Cancer Institute, Adelaide University, Adelaide, Australia.ORCID 0000-0002-0398-6018
Vrishab KrishnaValar Labs, Palo Alto, CA.ORCID 0000-0002-5927-807X
Viswesh KrishnaValar Labs, Palo Alto, CA.
Akshay NeemaValar Labs, Palo Alto, CA.ORCID 0009-0002-5045-7298
Asit TarsodeValar Labs, Palo Alto, CA.ORCID 0009-0000-9560-3872
Vinod V SubhashANZUP Cancer Trials Group, Sydney, Australia.ORCID 0000-0001-6050-9915
Lisa G HorvathChris O'Brien Lifehouse, Sydney, Australia.ORCID 0000-0001-6842-9223
James G KenchDepartment of Tissue Pathology and Diagnostic Oncology, NSW Health Pathology, Royal Prince Alfred Hospital, Camperdown, Australia.ORCID 0000-0001-8687-4988
Martin R StocklerNHMRC Clinical Trials Centre, The University of Sydney, Sydney, Australia.ORCID 0000-0003-3793-8724
Sonia YipNHMRC Clinical Trials Centre, The University of Sydney, Sydney, Australia.ORCID 0009-0001-2574-487X
Hayley ThomasNHMRC Clinical Trials Centre, The University of Sydney, Sydney, Australia.ORCID 0009-0009-1285-1420
Umang SwamiDepartment of Medicine, University of Utah, Salt Lake City, UT.ORCID 0000-0003-3518-0411
Haochen ZhangValar Labs, Palo Alto, CA.ORCID 0000-0002-8292-9491
Snehal SonawaneValar Labs, Palo Alto, CA.ORCID 0000-0003-3384-7702
Waleed M AbuzeidValar Labs, Palo Alto, CA.ORCID 0000-0003-2489-0514
Vivek NimgaonkarValar Labs, Palo Alto, CA.
Ekin TiuValar Labs, Palo Alto, CA.ORCID 0000-0002-9887-9724
Drew WatsonWatson Consulting, Palo Alto, CA.ORCID 0000-0002-1915-9367
Lesli KiedrowskiValar Labs, Palo Alto, CA.ORCID 0000-0001-5081-2005
Trevor J RoyceValar Labs, Palo Alto, CA.ORCID 0000-0001-9879-1290
David D YangDepartment of Radiation Oncology, Mass General Brigham, Boston, MA.ORCID 0000-0002-5146-218X
Phuoc T TranDepartment of Genitourinary Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX.ORCID 0000-0002-0147-0376
Charles J RyanMemorial Sloan Kettering Cancer Center, New York, NY.
Paul L NguyenDepartment of Radiation Oncology, Mass General Brigham, Boston, MA.
Alicia K MorgansDepartment of Medical Oncology, Dana Farber Cancer Institute, Boston, MA.ORCID 0000-0002-6563-4587
Anirudh JoshiValar Labs, Palo Alto, CA.
Neeraj AgarwalDepartment of Medicine, University of Utah, Salt Lake City, UT.ORCID 0000-0003-1076-0428
Ian D DavisANZUP Cancer Trials Group, Sydney, Australia.ORCID 0000-0002-9066-8244

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI SELWYN M VICKERS · 1985 to 2026
$347.4M
Resource Sharing CoreU54CA273956 · NCI · UNIVERSITY OF MARYLAND BALTIMORE · PI Luigi Marchionni · 2022 to 2026
$8.9M
NCI NIH HHS P30 CA008748NCI NIH HHS U54 CA273956
6 · The paper itself

Abstract

purposeMetastatic hormone-sensitive prostate cancer (mHSPC) is a heterogeneous disease state with multiple treatment options. Biomarkers are needed for risk stratification and to guide treatment intensification or deintensification. We used a computational histology artificial intelligence-based platform (CHAI) to develop and validate a digital image-only prognostic biomarker in mHSPC with participant-level data from two prospective, phase III randomized controlled trials.

methodsThe CHAI platform extracted quantitative histomorphologic features from whole-slide images of hematoxylin and eosin-stained diagnostic specimens. Data from CHAARTED were used to construct a signature of features associated with overall survival (OS). A continuous risk score was dichotomized into favorable- and unfavorable-risk groups. The performance of the locked model was assessed in ENZAMET as an independent validation cohort using Kaplan-Meier methods and multivariable Cox proportional hazards models. Institutional review board approval was obtained for each participating data set. Given all patient information was deidentified, the study was considered institutional review board-exempt and consent waived.

resultsOverall, 1,191 participants were included: 507 in development (CHAARTED) and 684 in validation (ENZAMET). In the validation cohort, CHAI unfavorable-risk participants had worse OS (hazard ratio [HR], 2.6 [95% CI, 2.0 to 3.4];

conclusionWe developed and validated an image-only AI-based biomarker associated with clinical outcomes and potential benefit from treatment escalation in mHSPC independent of conventional clinicopathologic risk factors.

Indexed as

Artificial IntelligenceBiomarkers, TumorProstatic NeoplasmsHumansMaleNeoplasm MetastasisPrognosisRandomized Controlled Trials as TopicBiomarkers, Tumor

Identifiers

PMID42418739
PMCPMC13374649

What OpenQuestion holds

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LicenceCC BY-NC-ND
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.