Evidence map›Paper›PMID 23392441›Full record

ArticleAmerican journal of respiratory and critical care medicine2013

Widespread colonization of the lung by Tropheryma whipplei in HIV infection.

Catherine Lozupone, Adela Cota-Gomez, Brent E Palmer, Derek J Linderman, Emily S Charlson, Erica Sodergren, Makedonka Mitreva, Sahar Abubucker, John Martin, Guohui Yao and 20 more

Registry-linked trialOpen access · greenAbstract read
In one paragraph

Article in American journal of respiratory and critical care medicine, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02392182 (Understanding the Lung Microbiome in HIV-Infected & HIV-Uninfected Individuals), which is not on this map. Cited by 120 papers.

0numbers the graph read from it
0cells of the map it votes in
120citing papers in PubMed
17.5field-weighted citation impact, top 1% 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.

NCT02392182 completednot on this map

Understanding the Lung Microbiome in HIV-Infected & HIV-Uninfected Individuals

TypeobservationalSponsorUniversity of MichiganRan2009 to 2015Enrolled59ConditionsHealthy Participants, Tobacco Use Disorder, Human MicrobiomeArmsFiberoptic bronchoscopy
3 · Its place in the literature

Who cites it

120 citing papers in PubMed, 204 citations in OpenAlex.

  1. Trial
  2. Trial
  3. Trial
  4. Article
  5. Review
  6. Rare but Critical: SevereClinical case reports · 2026
    Article
  7. Deciphering whipple's disease complexity.Clinical and experimental medicine · 2026
    Review
  8. Article
  9. Severe and Rapid Progression ofRespirology case reports · 2025
    Article
  10. Tropheryma whipplei Infections, Mexico, 2019-2021.Emerging infectious diseases · 2025
    Article
  11. Article
  12. A case report of AIDS complicated byFrontiers in medicine · 2025
    Article
  13. Article
  14. Article
  15. Respiratory medicine case reports · 2025
    Article
  16. Article
  17. Review
  18. Review
  19. Article
  20. Article

60 more citing papers are in PubMed but not listed here.

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

30 authors at 10 institutions in 1 country.

Catherine LozuponeDepartment of Chemistry and Biochemistry and Biofrontiers Institute, University of Colorado, Boulder, CO, USA.
Adela Cota-Gomez
Brent E Palmer
Derek J Linderman
Emily S Charlson
Erica Sodergren
Makedonka Mitreva
Sahar Abubucker
John Martin
Guohui Yao
Thomas B Campbell
Sonia C Flores
Gail Ackerman
Jesse Stombaugh
Luke Ursell
James M Beck
Jeffrey L Curtis
Vincent B Young
Susan V Lynch
Laurence Huang
George M Weinstock
Kenneth S Knox
Homer Twigg
Alison Morris
Elodie Ghedin
Frederic D Bushman
Ronald G Collman
Rob Knight
Andrew P Fontenot
Lung HIV Microbiome Project
University of Colorado Denver · USWashington University in St. Louis · USUniversity of Colorado Boulder · USUniversity of Michigan · USUniversity of Pennsylvania · USUniversity of California, San Francisco · USUniversity of Pittsburgh · USHoward Hughes Medical Institute · USIndiana University – Purdue University Indianapolis · USUniversity of Arizona · US

Funding

UCSF CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTEUL1RR024131 · NCRR · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI JOHNSTON, S. CLAIBORNE · 2006 to 2011
$111.2M
Virus & Reservoirs CoreP30AI045008 · NIAID · UNIVERSITY OF PENNSYLVANIA · PI ROBERT GROSS · 1999 to 2026
$78.6M
Institute for Clinical and Translational Research (UL1)UL1RR025005 · NCRR · JOHNS HOPKINS UNIVERSITY · PI FORD, DANIEL ERNEST · 2007 to 2011
$75.8M
NATURAL HISTORY OF AIDS IN HOMOSEXUAL MENU01AI035040 · NIAID · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI DETELS, ROGER, MARTINEZ-MAZA, OTONIEL · 1993 to 2018
$75.2M
UNIVERSITY OF PITTSBURGH CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTE: BPCAUL1RR024153 · NCRR · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2006 to 2011
$73.9M
University of Pittsburgh Multicenter AIDS Cohort Study (MACS)U01AI035041 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI MARTINSON, JEREMY JAMES, RINALDO, CHARLES R · 1993 to 2018
$71.4M
MULTICENTER AIDS COHORT STUDYU01AI035039 · NIAID · NORTHWESTERN UNIVERSITY AT CHICAGO · PI WOLINSKY, STEVEN M · 1993 to 2018
$66.4M
Women's Interagency HIV Study (WIHS-V)U01AI035004 · NIAID · MONTEFIORE MEDICAL CENTER (BRONX, NY) · PI ANASTOS, KATHRYN M., SHARMA, ANJALI · 1993 to 2018
$65.7M
WOMEN'S INTERAGENCY HIV STUDY ORGANIZATION, MANAGEMENT AND COMMUNICATIONSU01AI034989 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI AOUIZERAT, BRADLEY E, GREENBLATT, RUTH MARTHA · 1993 to 2018
$65.6M
Multicenter Aids Cohort Study- Part B (Baltimore Site)U01AI035042 · NIAID · JOHNS HOPKINS UNIVERSITY · PI BROWN, TODD T, MARGOLICK, JOSEPH B. · 1993 to 2018
$61.5M
Women's Interagency HIV Study (WIHS) IIIU01AI031834 · NIAID · SUNY DOWNSTATE MEDICAL CENTER · PI GUSTAFSON, DEBORAH R., MINKOFF, HOWARD · 1998 to 2018
$53.5M
WOMEN'S INTERAGENCY HIV STUDY (WIHS) ORGANIZATION AND MANAGEMENTU01AI034994 · NIAID · GEORGETOWN UNIVERSITY · PI KASSAYE, SEBLE G · 1993 to 2018
$52.0M
NCATS NIH HHS UL1 TR000005NCATS NIH HHS UL1TR000005NCATS NIH HHS UL1 TR000154NCRR NIH HHS UL1 RR024131NCRR NIH HHS UL1 RR024153NCRR NIH HHS UL1 RR025005NCRR NIH HHS UL1-RR025005NHLBI NIH HHS HL087713NHLBI NIH HHS HL090335NHLBI NIH HHS HL090339NHLBI NIH HHS HL098957NHLBI NIH HHS HL098960NHLBI NIH HHS HL098961NHLBI NIH HHS HL098962NHLBI NIH HHS HL098964NHLBI NIH HHS HL102245NHLBI NIH HHS HL98996NHLBI NIH HHS K24 HL087713NHLBI NIH HHS K24 HL102245NHLBI NIH HHS R01 HL090335NHLBI NIH HHS R01 HL090339NHLBI NIH HHS U01 HL098957NHLBI NIH HHS U01 HL098960NHLBI NIH HHS U01 HL098961NHLBI NIH HHS U01 HL098962NHLBI NIH HHS U01 HL098964NHLBI NIH HHS U01 HL098996NIAID NIH HHS AI045008NIAID NIH HHS AI075410NIAID NIH HHS AI31834NIAID NIH HHS AI34989NIAID NIH HHS AI34993NIAID NIH HHS AI34994NIAID NIH HHS AI35004NIAID NIH HHS AI35039NIAID NIH HHS AI35040NIAID NIH HHS AI35041NIAID NIH HHS AI35042NIAID NIH HHS AI35043NIAID NIH HHS P30 AI045008NIAID NIH HHS U01 AI031834NIAID NIH HHS U01 AI034989NIAID NIH HHS U01 AI034993NIAID NIH HHS U01 AI034994NIAID NIH HHS U01 AI035004NIAID NIH HHS U01 AI035039NIAID NIH HHS U01 AI035040NIAID NIH HHS U01 AI035041NIAID NIH HHS U01 AI035042NIAID NIH HHS U01 AI035043NIAID NIH HHS U01 AI042590NIAID NIH HHS U01 AI075410NIAID NIH HHS U01AI42590NIAID NIH HHS UM1 AI035043NICHD NIH HHS HD32632NICHD NIH HHS U01 HD032632NIDDK NIH HHS DK090285NIDDK NIH HHS K01 DK090285NIGMS NIH HHS T32 GM008759NIGMS NIH HHS T32 GM142607
6 · The paper itself

Abstract

rationaleLung infections caused by opportunistic or virulent pathogens are a principal cause of morbidity and mortality in HIV infection. It is unknown whether HIV infection leads to changes in basal lung microflora, which may contribute to chronic pulmonary complications that increasingly are being recognized in individuals infected with HIV.

objectivesTo determine whether the immunodeficiency associated with HIV infection resulted in alteration of the lung microbiota.

methodsWe used 16S ribosomal RNA targeted pyrosequencing and shotgun metagenomic sequencing to analyze bacterial gene sequences in bronchoalveolar lavage (BAL) and mouths of 82 HIV-positive and 77 HIV-negative subjects. MEASUREMENTS AND MAIN

resultsSequences representing Tropheryma whipplei, the etiologic agent of Whipple's disease, were significantly more frequent in BAL of HIV-positive compared with HIV-negative individuals. T. whipplei dominated the community (>50% of sequence reads) in 11 HIV-positive subjects, but only 1 HIV-negative individual (13.4 versus 1.3%; P = 0.0018). In 30 HIV-positive individuals sampled longitudinally, antiretroviral therapy resulted in a significantly reduced relative abundance of T. whipplei in the lung. Shotgun metagenomic sequencing was performed on eight BAL samples dominated by T. whipplei 16S ribosomal RNA. Whole genome assembly of pooled reads showed that uncultured lung-derived T. whipplei had similar gene content to two isolates obtained from subjects with Whipple's disease.

conclusionsAsymptomatic subjects with HIV infection have unexpected colonization of the lung by T. whipplei, which is reduced by effective antiretroviral therapy and merits further study for a potential pathogenic role in chronic pulmonary complications of HIV infection.

Indexed as

TropherymaCohort StudiesHIV InfectionsHumansLongitudinal StudiesLungWhipple Disease

Identifiers

PMID23392441
PMCPMC3734615
OpenAlexW2142800258

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.