Evidence map›Paper›PMID 11553575›Full record

ArticleInfection and immunity2001

Vibrio cholerae-induced cellular responses of polarized T84 intestinal epithelial cells are dependent on production of cholera toxin and the RTX toxin.

K J Fullner, W I Lencer, J J Mekalanos

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.2field-weighted citation impact, top 13% 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.

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

23 citing papers in PubMed, 62 citations in OpenAlex.

  1. VopX, a novelmBio · 2025
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  18. Bacterial cytotoxins: targeting eukaryotic switches.Nature reviews. Microbiology · 2005
    Review
  19. Article
  20. Identification of a domain within the multifunctional Vibrio cholerae RTX toxin that covalently cross-links actin.Proceedings of the National Academy of Sciences of the United States of America · 2004
    Article
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

3 authors at 1 institution in 2 countries.

K J FullnerDepartment of Microbiology and Molecular Genetics, Harvard Medical School, Boston, Massachusetts, USA. k-fullner@northwestern.edu
W I Lencer
J J Mekalanos
Harvard University · US

Funding

Genetic analysis of toxinogenesis of Vibrio choleraeR37AI018045 · NIAID · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI John Joseph Mekalanos · 1989 to 2026
$12.8M
Mechanism of action for the epithelial-specific ER stress sensor IRE1β in regulating intestinal homeostasis and host defenseR01DK048106 · NIDDK · CHILDREN'S HOSPITAL BOSTON · PI WAYNE I LENCER · 1993 to 2026
$9.6M
Intestinal Disease-enterocyte toxin interactionR37DK048106 · NIDDK · BOSTON CHILDREN'S HOSPITAL · PI LENCER, WAYNE I · 2011 to 2020
$7.0M
Genetic Analysis of Toxinogenesis in Vibrio CholeraeR01AI018045 · NIAID · HARVARD MEDICAL SCHOOL · PI MEKALANOS, JOHN JOSEPH · 2009 to 2018
$6.7M
CYTOTOXINS AND ADHERENCE FACTORS OF VIBRIO CHOLERAEF32AI010395 · NIAID · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI SATCHELL, KARLA FULLNER · 1999 to 2000
$19k
GENETIC ANALYSIS OF TOXINOGENESIS IN VIBRIO CHOLERAER22AI018045 · NIAID · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI HAYDON, PHILIP G · 1985 to 1988
–
NIAID NIH HHS AI-10385NIAID NIH HHS AI-18045NIAID NIH HHS F32 AI010395NIAID NIH HHS R01 AI018045NIAID NIH HHS R37 AI018045NIDDK NIH HHS DK-48106NIDDK NIH HHS R01 DK048106NIDDK NIH HHS R37 DK048106
6 · The paper itself

Abstract

To study the utility of in vitro-polarized intestinal cell monolayers for modeling Vibrio cholerae-host cell interactions, we added live V. cholerae bacteria to the apical surfaces of polarized T84 cell monolayers and monitored changes in electrical properties. We found that both classical and El Tor strains produce cholera toxin after addition to the monolayer, but induction is most likely due to medium components rather than bacterium-cell interactions. We also found that the RTX toxin is produced by El Tor strains. This toxin caused a loss of the barrier function of the paracellular tight junction that was measured as a decrease in transepithelial resistance. This decrease occurred when bacteria were added to either the apical or basolateral surfaces, indicating that the RTX toxin receptor is expressed on both surfaces. These results are discussed with regard to the applicability of the polarized T84 cell monolayers as an in vitro model of host-pathogen interactions.

Indexed as

Vibrio choleraeCell PolarityCholera ToxinCulture MediaEndotoxinsEpithelial CellsGuanylate CyclaseHumansIntestinal MucosaMetalloendopeptidasesReceptors, EnterotoxinReceptors, Guanylate Cyclase-CoupledReceptors, PeptideTight JunctionsTumor Cells, CulturedAce toxinCholera ToxinCulture MediaEndotoxinsGuanylate Cyclasehemagglutinin-proteaseMetalloendopeptidasesReceptors, EnterotoxinReceptors, Guanylate Cyclase-CoupledReceptors, Peptidezonula occludens toxin, Vibrio cholerae

Identifiers

PMID11553575
PMCPMC98766
OpenAlexW2106854250

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.