Evidence map›Paper›PMID 26585507›Full record

ArticleScientific reports2015

Sperm Associated Antigen 6 (SPAG6) Regulates Fibroblast Cell Growth, Morphology, Migration and Ciliogenesis.

Wei Li, Abir Mukherjee, Jinhua Wu, Ling Zhang, Maria E Teves, Hongfei Li, Shanti Nambiar, Scott C Henderson, Alan R Horwitz, Jerome F Strauss and 2 more

Abstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 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

12 authors.

Wei LiDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Abir MukherjeeDepartment of Biochemistry and Molecular Biology, Virginia Commonwealth University, Richmond, VA, 23298.
Jinhua WuDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Ling ZhangDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Maria E TevesDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Hongfei LiDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Shanti NambiarDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Scott C HendersonDepartment of Anatomy and Neurobiology, Virginia Commonwealth University, Richmond, VA, 23298.
Alan R HorwitzDepartment of Cell Biology, University of Virginia, Charlottesville, VA 22908, USA.
Jerome F StraussDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.
Xianjun FangDepartment of Biochemistry and Molecular Biology, Virginia Commonwealth University, Richmond, VA, 23298.
Zhibing ZhangDepartment of Obstetrics &Gynecology, Virginia Commonwealth University, Richmond, VA, 23298.

Funding

DETERMINANTS OF MYOGENIC MEMBRANE PHENOMENAR01GM023244 · NIGMS · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI HORWITZ, ALAN F. "RICK" · 1985 to 2014
$6.7M
VCU Neuroscience Center Core GrantP30NS047463 · NINDS · VIRGINIA COMMONWEALTH UNIVERSITY · PI POVLISHOCK, JOHN T · 2003 to 2013
$5.0M
Dissection of the Structural Basis of MEIG1 in Assembling Sperm FlagellaR01HD076257 · NICHD · WAYNE STATE UNIVERSITY · PI ZHANG, ZHIBING · 2013 to 2017
$1.5M
Acquisition of a spinning disc confocal microscope for a core microscopy facilityS10RR027957 · NCRR · VIRGINIA COMMONWEALTH UNIVERSITY · PI HENDERSON, SCOTT C. · 2010 to 2010
$483k
NICHD NIH HHS HD076257NICHD NIH HHS R01 HD076257NIGMS NIH HHS R01 GM023244NINDS NIH HHS P30 NS047463
6 · The paper itself

Abstract

Mammalian Spag6 is the orthologue of Chlamydomonas PF16, which encodes a protein localized in the axoneme central apparatus, and regulates flagella/cilia motility. Most Spag6-deficient mice are smaller in size than their littermates. Because SPAG6 decorates microtubules, we hypothesized that SPAG6 has other roles related to microtubule function besides regulating flagellar/cilia motility. Mouse embryonic fibroblasts (MEFs) were isolated from Spag6-deficient and wild-type embryos for these studies. Both primary and immortalized Spag6-deficient MEFs proliferated at a much slower rate than the wild-type MEFs, and they had a larger surface area. Re-expression of SPAG6 in the Spag6-deficient MEFs rescued the abnormal cell morphology. Spag6-deficient MEFs were less motile than wild-type MEFs, as shown by both chemotactic analysis and wound-healing assays. Spag6-deficient MEFs also showed reduced adhesion associated with a non-polarized F-actin distribution. Multiple centrosomes were observed in the Spag6-deficient MEF cultures. The percentage of cells with primary cilia was significantly reduced compared to the wild-type MEFs, and some Spag6-deficient MEFs developed multiple cilia. Furthermore, SPAG6 selectively increased expression of acetylated tubulin, a microtubule stability marker. The Spag6-deficient MEFs were more sensitive to paclitaxel, a microtubule stabilizer. Our studies reveal new roles for SPAG6 in modulation of cell morphology, proliferation, migration, and ciliogenesis.

Indexed as

AnimalsBlotting, WesternCell AdhesionCell MovementCell ProliferationCell SurvivalChlorocebus aethiopsCHO CellsCiliaCOS CellsCricetinaeCricetulusCytoskeletonEmbryo, MammalianFibroblastsMice, KnockoutMicrotubule ProteinsPaclitaxelSPAG6 protein, mouseTubulinTubulin Modulators

Identifiers

PMID26585507
PMCPMC4653743

What OpenQuestion holds

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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.