Evidence map›Paper›PMID 9880326›Full record

ArticleMolecular biology of the cell1999

Association of Rab25 and Rab11a with the apical recycling system of polarized Madin-Darby canine kidney cells.

J E Casanova, X Wang, R Kumar, S G Bhartur, J Navarre, J E Woodrum, Y Altschuler, G S Ray, J R Goldenring

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 197 papers.

0numbers the graph read from it
0cells of the map it votes in
197citing papers in PubMed
7.6field-weighted citation impact, top 2% 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

197 citing papers in PubMed, 396 citations in OpenAlex.

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  9. Rab11FIP1-deficient mice develop spontaneous inflammation and show increased susceptibility to colon damage.American journal of physiology. Gastrointestinal and liver physiology · 2022
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137 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

9 authors at 4 institutions in 1 country.

J E CasanovaPediatric Gastroenterology Unit, Massachusetts General Hospital East, and Program in Biological and Biomedical Sciences, Harvard University Medical School, Charlestown, Massachusetts 02129, USA.
X Wang
R Kumar
S G Bhartur
J Navarre
J E Woodrum
Y Altschuler
G S Ray
J R Goldenring
Augusta University · USHarvard University · USMassachusetts General Hospital · USUniversity of California, San Francisco · US

Funding

Xenograft and Isograft CoreP01DK033506 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI MCCORMICK, BETH A · 1986 to 2015
$24.2M
SMALL GTP BINDING PROTEINS IN GASTROINTESTINAL MUCOSAR01DK048370 · NIDDK · VANDERBILT UNIVERSITY MEDICAL CENTER · PI GOLDENRING, JAMES RICHARD · 1994 to 2025
$10.1M
Cyclic AMP Mediation of Epithelial Cell FunctionR01DK043405 · NIDDK · VANDERBILT UNIVERSITY · PI GOLDENRING, JAMES RICHARD · 1997 to 2012
$3.2M
TRANSEPITHELIAL TRANSPORT OF IMMUNOGLOBULINSR01AI032991 · NIAID · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI CASANOVA, JAMES E. · 1998 to 2002
$713k
TRANSPORT OF IMMUNOGLOBULINS ACROSS EPITHELIAR29AI032991 · NIAID · MASSACHUSETTS GENERAL HOSPITAL · PI CASANOVA, JAMES E. · 1993 to 1997
–
CYCLIC AMP--PARIETAL CELL FUNCTIONR29DK043405 · NIDDK · YALE UNIVERSITY · PI GOLDENRING, JAMES R · 1991 to 1995
–
The Renin-angiotensin System In Non-mammalian VertebrateZ01DK043405 · NIDDK · DIABETES, DIGESTIVE, KIDNEY DISEASES · PI BRIGGS, JOSEPHINE P. · 2000 to 2003
–
Intramural NIH HHS Z01 DK043405NIAID NIH HHS AI-32991NIDDK NIH HHS DK-43405NIDDK NIH HHS DK-48370NIDDK NIH HHS P01 DK033506NIDDK NIH HHS R01 DK043405NIDDK NIH HHS R01 DK048370
6 · The paper itself

Abstract

Recent evidence suggests that apical and basolateral endocytic pathways in epithelia converge in an apically located, pericentriolar endosomal compartment termed the apical recycling endosome. In this compartment, apically and basolaterally internalized membrane constituents are thought to be sorted for recycling back to their site of origin or for transcytosis to the opposite plasma membrane domain. We report here that in the epithelial cell line Madin-Darby Canine Kidney (MDCK), antibodies to Rab11a label an apical pericentriolar endosomal compartment that is dependent on intact microtubules for its integrity. Furthermore, this compartment is accessible to a membrane-bound marker (dimeric immunoglobulin A [IgA]) internalized from either the apical or basolateral pole, functionally defining it as the apical recycling endosome. We have also examined the role of a closely related epithelial-specific Rab, Rab25, in the regulation of membrane recycling and transcytosis in MDCK cells. When cDNA encoding Rab25 was transfected into MDCK cells, the protein colocalized with Rab11a in subapical vesicles. Rab25 transfection also altered the distribution of Rab11a, causing the coalescence of immunoreactivity into multiple denser vesicular structures not associated with the centrosome. Nevertheless, nocodazole still dispersed these vesicles, and dimeric IgA internalized from either the apical or basolateral membrane was detected in endosomes labeled with antibodies to both Rab11a and Rab25. Overexpression of Rab25 decreased the rate of IgA transcytosis and of apical, but not basolateral, recycling of internalized ligand. Conversely, expression of the dominant-negative Rab25T26N did not alter either apical recycling or transcytosis. These results indicate that both Rab11a and Rab25 associate with the apical recycling system of epithelial cells and suggest that Rab25 may selectively regulate the apical recycling and/or transcytotic pathways.

Indexed as

rab GTP-Binding ProteinsAnimalsBiological Transport, ActiveCell LineCell PolarityCytoskeletonDogsEndocytosisEndosomesEpithelial CellsGTP-Binding ProteinsGTP PhosphohydrolasesImmunoglobulin AImmunohistochemistryKidneyMicrotubulesGTP-Binding ProteinsGTP PhosphohydrolasesImmunoglobulin Arab11 GTP-Binding Proteinsrab GTP-Binding Proteins

Identifiers

PMID9880326
PMCPMC25153
OpenAlexW2112751496

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.