Evidence map›Paper›PMID 25688564›Full record

ArticleeLife2015

Uni-directional ciliary membrane protein trafficking by a cytoplasmic retrograde IFT motor and ciliary ectosome shedding.

Muqing Cao, Jue Ning, Carmen I Hernandez-Lara, Olivier Belzile, Qian Wang, Susan K Dutcher, Yanjie Liu, William J Snell

Open access · goldAbstract read
In one paragraph

Article in eLife, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 80 papers.

0numbers the graph read from it
0cells of the map it votes in
80citing papers in PubMed
10.1field-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

80 citing papers in PubMed, 125 citations in OpenAlex.

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20 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

8 authors at 2 institutions in 1 country.

Muqing CaoDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
Jue NingDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
Carmen I Hernandez-LaraDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
Olivier BelzileDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
Qian WangDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
Susan K DutcherDepartment of Genetics, Washington University, St. Louis, United States.
Yanjie LiuDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
William J SnellDepartment of Cell Biology, University of Texas Southwestern Medical Center, Dallas, United States.
The University of Texas Southwestern Medical Center · USWashington University in St. Louis · US

Funding

UT Southwestern Medical Center Simmons Comprehensive Cancer CenterP30CA142543 · NCI · UT SOUTHWESTERN MEDICAL CENTER · PI Sandi Leigh Pruitt · 2010 to 2026
$53.7M
CELL SURFACE RECOGNITION AND CELL INTERACTIONSR01GM025661 · NIGMS · UT SOUTHWESTERN MEDICAL CENTER · PI SNELL, WILLIAM J · 1985 to 2017
$5.9M
GENETIC ANALYSIS OF BASAL BODY FUNCTIONR01GM032843 · NIGMS · WASHINGTON UNIVERSITY · PI DUTCHER, SUSAN K · 1985 to 2018
$5.9M
MEMBRANE FUSION IN CHLAMYDOMONASR01GM056778 · NIGMS · UT SOUTHWESTERN MEDICAL CENTER · PI SNELL, WILLIAM J · 1998 to 2017
$4.2M
NCI NIH HHS P30 CA142543NIGMS NIH HHS GM25661NIGMS NIH HHS GM32843NIGMS NIH HHS GM56778NIGMS NIH HHS R01 GM025661NIGMS NIH HHS R01 GM032843NIGMS NIH HHS R01 GM056778
6 · The paper itself

Abstract

The role of the primary cilium in key signaling pathways depends on dynamic regulation of ciliary membrane protein composition, yet we know little about the motors or membrane events that regulate ciliary membrane protein trafficking in existing organelles. Recently, we showed that cilium-generated signaling in Chlamydomonas induced rapid, anterograde IFT-independent, cytoplasmic microtubule-dependent redistribution of the membrane polypeptide, SAG1-C65, from the plasma membrane to the periciliary region and the ciliary membrane. Here, we report that the retrograde IFT motor, cytoplasmic dynein 1b, is required in the cytoplasm for this rapid redistribution. Furthermore, signaling-induced trafficking of SAG1-C65 into cilia is unidirectional and the entire complement of cellular SAG1-C65 is shed during signaling and can be recovered in the form of ciliary ectosomes that retain signal-inducing activity. Thus, during signaling, cells regulate ciliary membrane protein composition through cytoplasmic action of the retrograde IFT motor and shedding of ciliary ectosomes.

Indexed as

Algal ProteinsCell-Derived MicroparticlesChlamydomonas reinhardtiiCiliaCytoplasmic DyneinsImmunoblottingMembrane ProteinsMicroscopy, Electron, TransmissionMicroscopy, FluorescenceProtein TransportSignal TransductionAlgal ProteinsCytoplasmic DyneinsMembrane Proteinscell biologyChlamydomonasciliary ectosomesciliary signalingcytoplasmic dyneinintraflagellar transportmembrane protein trafficking

Identifiers

PMID25688564
PMCPMC4362204
OpenAlexW1977603129

What OpenQuestion holds

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LicenceCC BY
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.