Evidence map›Paper›PMID 36265810›Full record

ArticleContemporary clinical trials2022

Rationale and study protocol for a randomized controlled feeding study to determine the structural- and functional-level effects of diet-specific interventions on the gut microbiota of non-Hispanic black and white adults.

Tiffany L Carson, Acadia W Buro, Darci Miller, Alissa Peña, Jamy D Ard, Johanna W Lampe, Nengjun Yi, Elliot Lefkowitz, Van Der Pol William, Casey Morrow and 3 more

Registry-linked trialOpen access · greenAbstract readClinical Trial Protocol
In one paragraph

Article in Contemporary clinical trials, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04538482 (Determining the structural-and Functional-level Effects of Diet-specific Interventions on the Gut-microbiota of a Diverse Sample of Southern United States Adults), which is not on this map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.0field-weighted citation impact, top 25% of its field
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.

NCT04538482 nacompletednot on this map

Determining the structural-and Functional-level Effects of Diet-specific Interventions on the Gut-microbiota of a Diverse Sample of Southern United States Adults

TypeinterventionalSponsorH. Lee Moffitt Cancer Center and Research InstituteRan2022 to 2026Enrolled115ConditionsMicrobiota, CancerArmsDASH Diet, standard American diet
3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 13 citations in OpenAlex.

  1. Article
  2. Review
  3. Review
  4. The gut microbiome connects nutrition and human health.Nature reviews. Gastroenterology & hepatology · 2025
    Review
  5. Review
  6. Article
  7. Article
  8. Review
  9. Review
  10. Perspectives on the involvement of the gut microbiota in salt-sensitive hypertension.Hypertension research : official journal of the Japanese Society of Hypertension · 2024
    Review
  11. 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

13 authors at 4 institutions in 1 country.

Tiffany L CarsonDepartment of Health Outcomes and Behavior, Moffitt Cancer Center, Tampa, FL, United States of America. Electronic address: tiffany.carson@moffitt.org.
Acadia W BuroDepartment of Health Outcomes and Behavior, Moffitt Cancer Center, Tampa, FL, United States of America.
Darci MillerDepartment of Health Outcomes and Behavior, Moffitt Cancer Center, Tampa, FL, United States of America.
Alissa PeñaDepartment of Health Outcomes and Behavior, Moffitt Cancer Center, Tampa, FL, United States of America.
Jamy D ArdDepartment of Epidemiology and Prevention, Wake Forest School of Medicine, Winston-Salem, NC, United States of America.
Johanna W LampePublic Health Science Division, Fred Hutchinson Cancer Center, Seattle, WA, United States of America.
Nengjun YiDepartment of Biostatistics, School of Public Health, University of Alabama at Birmingham, Birmingham, AL, United States of America.
Elliot LefkowitzCenter for Clinical and Translational Sciences, University of Alabama at Birmingham, Birmingham, AL, United States of America; Department of Microbiology, University of Alabama at Birmingham, Birmingham, AL, United States of America.
Van Der Pol WilliamCenter for Clinical and Translational Sciences, University of Alabama at Birmingham, Birmingham, AL, United States of America.
Casey MorrowDepartment of Cell, Developmental and Integrative Biology, University of Alabama at Birmingham, Birmingham, AL, United States of America.
Landon WilsonDepartment of Pharmacology and Toxicology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States of America; Targeted Metabolomics and Proteomics Laboratory, University of Alabama at Birmingham, Birmingham, AL, United States of America.
Stephen BarnesDepartment of Pharmacology and Toxicology, School of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States of America; Targeted Metabolomics and Proteomics Laboratory, University of Alabama at Birmingham, Birmingham, AL, United States of America.
Wendy Demark-WahnefriedO'Neal Comprehensive Cancer Center, University of Alabama at Birmingham, Birmingham, AL, United States of America.
University of Alabama at Birmingham · USMoffitt Cancer Center · USFred Hutch Cancer Center · USWake Forest University · US

Funding

XRAY CRYSTALLOGRAPHYP30CA013148 · NCI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI Robert S Welner · 1985 to 2026
$165.9M
Behavioral Oncology Education & Career DevelopmentT32CA090314 · NCI · H. LEE MOFFITT CANCER CTR & RES INST · PI Vani N Simmons, SUSAN T VADAPARAMPIL · 2019 to 2026
$2.9M
Determining the structural-and functional-level effects of diet-specific interventions on the gut-microbiota of a diverse sample of Southern United States adultsR01CA253219 · NCI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI CARSON, TIFFANY LASHAUN · 2020 to 2025
$1.8M
NCI NIH HHS P30 CA013148NCI NIH HHS R01 CA253219NCI NIH HHS T32 CA090314
6 · The paper itself

Abstract

backgroundColorectal cancer (CRC), the third leading cause of cancer-related deaths in the US, has been associated with an overrepresentation or paucity of several microbial taxa in the gut microbiota, but causality has not been established. Black men and women have among the highest CRC incidence and mortality rates of any racial/ethnic group. This study will examine the impact of the Dietary Approaches to Stop Hypertension (DASH) diet on gut microbiota and fecal metabolites associated with CRC risk.

methodsA generally healthy sample of non-Hispanic Black and white adults (n = 112) is being recruited to participate in a parallel-arm randomized controlled feeding study. Participants are randomized to receive the DASH diet or a standard American diet for a 28-day period. Fecal samples are collected weekly throughout the study to analyze changes in the gut microbiota using 16 s rRNA and selected metagenomics. Differences in bacterial alpha and beta diversity and taxa that have been associated with CRC (Bacteroides, Fusobacterium, Clostridium, Lactobacillus, Bifidobacterium, Ruminococcus, Porphyromonas, Succinivibrio) are being evaluated. Covariate measures include body mass index, comorbidities, medication history, physical activity, stress, and demographic characteristics.

conclusionOur findings will provide preliminary evidence for the DASH diet as an approach for cultivating a healthier gut microbiota across non-Hispanic Black and non-Hispanic White adults. These results can impact clinical, translational, and population-level approaches for modification of the gut microbiota to reduce risk of chronic diseases including CRC.

trial registrationThis study was registered on ClinicalTrials.gov, identifier NCT04538482, on September 4, 2020 (https://clinicaltrials.gov/ct2/show/NCT04538482).

Indexed as

Gastrointestinal MicrobiomeAdultBacteriaDietFecesFemaleHumansMaleRandomized Controlled Trials as TopicWhite PeopleClinical trialColorectal cancerDietGut microbiota

Identifiers

PMID36265810
PMCPMC10095329
OpenAlexW4306687448

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.