Trial reportJournal of assisted reproduction and genetics2019
Effects of resveratrol on VEGF & HIF1 genes expression in granulosa cells in the angiogenesis pathway and laboratory parameters of polycystic ovary syndrome: a triple-blind randomized clinical trial.
Trial report in Journal of assisted reproduction and genetics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 7 of them syntheses that pooled 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.
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.
Who cites it
47 citing papers in PubMed, 7 syntheses or guidelines pooled it, 85 citations in OpenAlex.
- Effects of resveratrol supplementation on multiple health outcomes: an umbrella review of systematic reviews and meta-analyses of randomized controlled trials.Nutrition journal · 2026Pooled it
- Resveratrol and Female Fertility: A Systematic Review.International journal of molecular sciences · 2024Pooled it
- Resveratrol for the Management of Human Health: How Far Have We Come? A Systematic Review of Resveratrol Clinical Trials to Highlight Gaps and Opportunities.International journal of molecular sciences · 2024Pooled it
- High-fat diet-negative impact on female fertility: from mechanisms to protective actions of antioxidant matrices.Frontiers in nutrition · 2024Pooled it
- Effects of resveratrol on polycystic ovarian syndrome: a systematic review and meta-analysis of randomized controlled trials.Endocrine · 2024Pooled it
- Efficacy of resveratrol in women with polycystic ovary syndrome: a systematic review and meta-analysis of randomized clinical trials.The Pan African medical journal · 2023Pooled it
- Resveratrol and Markers of Polycystic Ovary Syndrome: a Systematic Review of Animal and Clinical Studies.Reproductive sciences (Thousand Oaks, Calif.) · 2022Pooled it
- Beneficial Role of Resveratrol on Oxidative Stress in Women with Polycystic Ovary Syndrome: A Randomized Controlled Trial.Reproductive sciences (Thousand Oaks, Calif.) · 2025Trial
- Resveratrol ameliorates mitochondrial biogenesis and reproductive outcomes in women with polycystic ovary syndrome undergoing assisted reproduction: a randomized, triple-blind, placebo-controlled clinical trial.Journal of ovarian research · 2024Trial
- The impact of resveratrol on the outcome of the in vitro fertilization: an exploratory randomized placebo-controlled trial.Journal of ovarian research · 2024Trial
- Randomized controlled trial of astaxanthin impacts on antioxidant status and assisted reproductive technology outcomes in women with polycystic ovarian syndrome.Journal of assisted reproduction and genetics · 2022Trial
- Conserved signaling pathways and transcriptional regulators drive ovarian aging across species.Poultry science · 2026Article
- Hormonal Imbalance and Gut Dysbiosis: Emerging Perspectives in Women's Health.Probiotics and antimicrobial proteins · 2026Review
- Oxidative stress and the therapeutic potential of dietary antioxidants in polycystic ovary syndrome: a narrative review.Journal of ovarian research · 2026Review
- Targeting Polycystic Ovary Syndrome (PCOS) Pathophysiology with Flavonoids: From Adipokine-Cytokine Crosstalk to Insulin Resistance and Reproductive Dysfunctions.Pharmaceuticals (Basel, Switzerland) · 2025Review
- Angiogenesis as a Therapeutic Target of (Poly)phenols: Tackling Cancer and Vascular-Related Complications.Molecular nutrition & food research · 2025Review
- Article
- Algal and Fungal Antioxidants Alleviate Oxidative Stress-Induced Reproductive Defects.Food science & nutrition · 2025Review
- A review on bacteria-derived antioxidant metabolites: their production, purification, characterization, potential applications, and limitations.Archives of pharmacal research · 2025Review
- Effect and mechanism of resveratrol against polycystic ovary syndrome: a review.Frontiers in endocrinology · 2025Review
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
8 authors at 4 institutions in 1 country.
Funding
Abstract
objectivesManagement options for PCOS, as the most prevalent endocrine disorder in women of reproductive age, using natural supplements have a high priority for physicians, especially based on the etiological pathways. Therefore, this study was conducted to describe the effect of resveratrol on the angiogenesis pathway, for management of PCOS through assessing VEGF, HIF1 gene expression, and laboratory parameters.
methodsIn this triple-blind RCT, PCOS was confirmed in ICSI candidates based on the Rotterdam criteria. Sixty-two patients that met the inclusion criteria were randomly assigned to two groups. All patients took resveratrol 800 mg/day or placebo for 40 days orally from the beginning of their previous menstruation cycle until the oocyte retrieval day. The serum levels of different hormones were measured, and the expression of HIF1 & VEGF genes was quantified by real-time PCR.
resultsAs for the laboratory hormone assay in 61 PCOS patients, a significant mean difference was seen in the FSH, LH, TSH, and testosterone between the two groups (P < 0.05). The results showed a reduction in the expression of VEGF & HIF1 genes under the effect of resveratrol in the granulosa cells (P = 0.0001). The number of mature oocytes, cleavage rate, fertilization rate, and fertility rate were not significantly different between the two groups (P > 0.05), but the high-quality oocyte rate and high-quality embryo rate were higher in the resveratrol group (P < 0.05).
conclusionsBased on the results, resveratrol may improve some outcomes of PCOS patients, probably through changing the serum levels of some sex hormones and expression of VEGF & HIF1 genes in the angiogenesis pathway of granulosa cells.
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What OpenQuestion holds
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.