Evidence map›Paper›PMID 19940114›Full record

ArticleThe Journal of biological chemistry2010

Bisecting GlcNAc residues on laminin-332 down-regulate galectin-3-dependent keratinocyte motility.

Yoshinobu Kariya, Chihiro Kawamura, Toshiki Tabei, Jianguo Gu

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2010. 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
2.0field-weighted citation impact, top 14% 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

43 citing papers in PubMed, 78 citations in OpenAlex.

  1. Article
  2. Glycosylation in Cancer.Handbook of experimental pharmacology · 2025
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  19. N-Glycosylation in progression of skin cancer.Medical oncology (Northwood, London, England) · 2019
    Review
  20. 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

4 authors at 2 institutions in 1 country.

Yoshinobu KariyaDivision of Regulatory Glycobiology, Institute of Molecular Biomembrane and Glycobiology, Tohoku Pharmaceutical University, Sendai, Miyagi 981-8558, Japan.
Chihiro Kawamura
Toshiki Tabei
Jianguo Gu
Tohoku Medical and Pharmaceutical University · JPKomatsu (Japan) · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Laminin-332 (Lm332; formerly laminin-5) is a basement membrane protein in the skin, which promotes cell motility in wound healing and cancer invasion. In a previous study, we reported that the introduction of bisecting GlcNAc into Lm332 (GnT-III-Lm332), catalyzed by N-acetylglucosaminyltransferase III (GnT-III), reduced cell migration (Kariya, Y., Kato, R., Itoh, S., Fukuda, T., Shibukawa, Y., Sanzen, N., Sekiguchi, K., Wada, Y., Kawasaki, N., and Gu, J. (2008) J. Biol. Chem. 283, 33036-33045). However, the underlying molecular mechanism by which GnT-III-Lm332 suppresses the normal biological functions of Lm332 remains to be elucidated. In this study, we show that galectin-3, which is a beta-galactoside-binding protein, strongly bound to unmodified Lm332 but not to GnT-III-Lm332 and that binding of galectin-3 was completely blocked by lactose. Exogenous galectin-3 significantly enhanced keratinocyte cell motility on control Lm332 but not on GnT-III-Lm332. A functional blocking antibody against galectin-3 inhibited Lm332-induced alpha3beta1 and alpha6beta4 integrin clustering and focal contact formation. Co-immunoprecipitation revealed that galectin-3 associated with both beta4 integrin and epidermal growth factor receptor, thereby cross-linking the two molecules. The associations were inhibited by either the presence of lactose or expression of GnT-III. Moreover, galectin-3 consistently enhanced ERK activation. Taken together, the results of this study are the first to clearly identify the molecular mechanism responsible for the inhibitory effects of GnT-III on extracellular matrix-integrin-meditated cell adhesion, migration, and signal transduction. The findings presented herein shed light on the importance of N-glycosylation-mediated supramolecular complex formation on the cell surface.

Indexed as

Down-RegulationAcetylglucosamineCell AdhesionCell MovementEnzyme ActivationErbB ReceptorsExtracellular Signal-Regulated MAP KinasesGalectin 3HumansIntegrin alpha3beta1Integrin alpha6beta4KeratinocytesLamininN-AcetylglucosaminyltransferasesSignal TransductionAcetylglucosaminebeta-1,4-mannosyl-glycoprotein beta-1,4-N-acetylglucosaminyltransferaseErbB ReceptorsExtracellular Signal-Regulated MAP KinasesGalectin 3Integrin alpha3beta1Integrin alpha6beta4LamininN-Acetylglucosaminyltransferases

Identifiers

PMID19940114
PMCPMC2823405
OpenAlexW1976022047

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.