Evidence map›Paper›PMID 40227411›Full record

ArticleAntioxidants (Basel, Switzerland)2025

The Anti-Cancer Role of Pterostilbene in Endometrial Cancer: A Phase II Prospective, Randomized, Window-of-Opportunity Clinical Trial with Megestrol Acetate.

Rosemary N Senguttuvan, Hyejin Cho, Xiwei Wu, Paul H Frankel, Nora Ruel, Susan E Yost, Mehdi Kebria, Ernest Han, Mihae Song, Maria de Leon and 9 more

Erratum issued Registry-linked trialAbstract read
In one paragraph

Article in Antioxidants (Basel, Switzerland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT03671811 (Open-Label Randomized Phase II Trial of Megestrol Acetate With or Without Pterostilbene in Patients With Endometrial Cancer Scheduled for Hysterectomy), which is not on this map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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.

NCT03671811 phase2active not recruitingnot on this map

Open-Label Randomized Phase II Trial of Megestrol Acetate With or Without Pterostilbene in Patients With Endometrial Cancer Scheduled for Hysterectomy

TypeinterventionalSponsorCity of Hope Medical CenterRan2019 to 2027Enrolled44ConditionsAtypical Endometrial Hyperplasia, Endometrial CarcinomaArmsMegestrol Acetate, Pterostilbene
3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
  2. Pterostilbene-mediated microbiota shifts: Implications and opportunities.Journal of traditional and complementary medicine · 2026
    Review
  3. Review
  4. Article
  5. Pterostilbene as a promising natural anticancer agent in gynecological cancers.Medical oncology (Northwood, London, England) · 2025
    Review
  6. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

19 authors.

Rosemary N SenguttuvanDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0003-4856-4051
Hyejin ChoIntegrative Genomics Core, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0002-9954-8118
Xiwei WuIntegrative Genomics Core, City of Hope National Medical Center, Duarte, CA 91010, USA.
Paul H FrankelDepartment of Computation and Quantitative Medicine, City of Hope National Medical Center, Duarte, CA 91010, USA.
Nora RuelDepartment of Computation and Quantitative Medicine, City of Hope National Medical Center, Duarte, CA 91010, USA.
Susan E YostDepartment of Medical Oncology, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0002-9422-0316
Mehdi KebriaDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.
Ernest HanDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.
Mihae SongDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0001-6457-6023
Maria de LeonDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.
Marta InvernizziDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.
Melissa EngClinical Trials Office, City of Hope National Medical Center, Duarte, CA 91010, USA.
Raechelle TinsleyClinical Trials Office, City of Hope National Medical Center, Duarte, CA 91010, USA.
Behrouz SalehianDepartment of Endocrinology, City of Hope National Medical Center, Duarte, CA 91010, USA.
Aimin LiDepartment of Pathology, City of Hope National Medical Center, Duarte, CA 91010, USA.
Daniel SchmolzeDepartment of Pathology, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0002-6947-2546
Sue ChangDepartment of Pathology, City of Hope National Medical Center, Duarte, CA 91010, USA.
Javier Arias-StellaDepartment of Pathology, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0002-5155-4893
Thanh H DellingerDepartment of Surgery, City of Hope National Medical Center, Duarte, CA 91010, USA.ORCID 0000-0003-1855-1989

Funding

Transgenic Mouse FacilityP30CA033572 · NCI · CITY OF HOPE/BECKMAN RESEARCH INSTITUTE · PI John Charles Williams · 1985 to 2026
$86.3M
NCI NIH HHS P30 CA033572NIH HHS P30CA033572Oxnard Foundation NA
6 · The paper itself

Abstract

Pterostilbene (3,5-dimethoxy-40-hydroxystilbene) is a potent oral antioxidant with a promising role in anti-cancer treatment. In endometrial cancer (EC), in vitro studies demonstrated a synergistic antiproliferative effect of pterostilbene (PT) with megestrol acetate (MA), a common treatment for EC. This is a randomized phase II clinical trial (NCT03671811) of PT+MA vs. MA for three weeks prior to scheduled hysterectomy. The primary objective is to determine the antiproliferative effect of PT+MA vs. MA using Ki-67 index. The secondary objectives are toxicity, histological response, transcriptional changes, and lipid metabolism. A total of 44 patients were enrolled between January 2019 and November 2022 with 23 randomized to Arm 1 (PT+MA) and 21 to Arm 2 (MA). Toxicities included one G3 thromboembolic event (PT+MA) and one G3 hypertension event (MA). Histological responses were high in both arms (>90%). There was no difference in Ki-67 changes, although, when restricted to endometroid subtype, the relative decrease in Ki67 was 33.8% in PT+MA vs. 20.1% in MA alone (

Indexed as

clinical trialendometrial cancermegestrol acetatepterostilbene

Identifiers

PMID40227411
PMCPMC11939256

What OpenQuestion holds

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Registered trials

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.