Evidence map›Paper›PMID 18585700›Full record

ArticleDevelopmental biology2008

Ribbon modulates apical membrane during tube elongation through Crumbs and Moesin.

Bilal E Kerman, Alan M Cheshire, Monn Monn Myat, Deborah J Andrew

Abstract read
In one paragraph

Article in Developmental biology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
–field-weighted citation impact
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

43 citing papers in PubMed.

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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

4 authors.

Bilal E KermanDepartment of Cell Biology, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA.
Alan M Cheshire
Monn Monn Myat
Deborah J Andrew

Funding

FORMATION OF THE DROSOPHILA SALIVARY GLANDR01DE013899 · NIDCR · JOHNS HOPKINS UNIVERSITY · PI Deborah J Andrew · 2001 to 2026
$11.2M
TRACHEALESS AND EMBRYONIC TUBE FORMATIONR01DE012873 · NIDCR · JOHNS HOPKINS UNIVERSITY · PI ANDREW, DEBORAH J · 1999 to 2015
$5.2M
NIDCR NIH HHS R01 DE012873NIDCR NIH HHS R01 DE013899NIDCR NIH HHS R01 DE12873NIDCR NIH HHS R01 DE13899
6 · The paper itself

Abstract

Although the formation and maintenance of epithelial tubes are essential for the viability of multicellular organisms, our understanding of the molecular and cellular events coordinating tubulogenesis is relatively limited. Here, we focus on the activities of Ribbon, a novel BTB-domain containing nuclear protein, in the elongation of two epithelial tubes: the Drosophila salivary gland and trachea. We show that Ribbon interacts with Lola Like, another BTB-domain containing protein required for robust nuclear localization of Ribbon, to upregulate crumbs expression and downregulate Moesin activity. Our ultrastructural analysis of ribbon null salivary glands by TEM reveals a diminished pool of subapical vesicles and an increase in microvillar structure, cellular changes consistent with the known role of Crumbs in apical membrane generation and of Moesin in the cross-linking of the apical membrane to the subapical cytoskeleton. Furthermore, the subapical localization of Rab11, a small GTPase associated with apical membrane delivery and rearrangement, is significantly diminished in ribbon mutant salivary glands and tracheae. These findings suggest that Ribbon and Lola Like function as a novel transcriptional cassette coordinating molecular changes at the apical membrane of epithelial cells to facilitate tube elongation.

Indexed as

Cell PolarityAnimalsCell MembraneCytoskeletal ProteinsDown-RegulationDrosophila melanogasterDrosophila ProteinsMembrane ProteinsModels, BiologicalMutationPhenotypeProtein Structure, Tertiaryrab11 GTP-Binding Proteinsrab GTP-Binding ProteinsSalivary GlandsTracheacrb protein, DrosophilaCytoskeletal ProteinsDrosophila Proteinslola protein, DrosophilaMembrane Proteinsmoesin, Drosophilarab11 GTP-Binding Proteinsrab GTP-Binding Proteinsrib protein, DrosophilaTranscription Factors

Identifiers

PMID18585700
PMCPMC2562552

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.