Evidence map›Paper›PMID 20347131›Full record

ArticleBiomaterials2010

The role of a recombinant fragment of laminin-332 in integrin alpha3beta1-dependent cell binding, spreading and migration.

Hironobu Yamashita, Manisha Tripathi, Mark P Harris, Shanshan Liu, Brandy Weidow, Roy Zent, Vito Quaranta

Open access · greenAbstract read
In one paragraph

Article in Biomaterials, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.6field-weighted citation impact, top 34% 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

8 citing papers in PubMed, 13 citations in OpenAlex.

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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

7 authors at 1 institution in 1 country.

Hironobu YamashitaDepartment of Cancer Biology, Vanderbilt University Medical Center, 771 Preston Research Building, 2220 Pierce Avenue, Nashville, TN 37232 6840, United States.
Manisha Tripathi
Mark P Harris
Shanshan Liu
Brandy Weidow
Roy Zent
Vito Quaranta
Vanderbilt University Medical Center · US

Funding

MULTIDISCIPLINARY BASIC RESEARCH TRAINING IN CANCERT32CA009592 · NCI · VANDERBILT UNIVERSITY · PI Justin M Balko, Julie A Rhoades (Sterling) · 1987 to 2026
$10.4M
NEW CLASS OF TUMOR-ASSOCIATED ANTIGENSR01CA047858 · NCI · VANDERBILT UNIVERSITY · PI QUARANTA, VITO · 1988 to 2011
$3.7M
Functional Studies of Laminin-5R01GM067221 · NIGMS · VANDERBILT UNIVERSITY · PI QUARANTA, VITO · 2005 to 2008
$1.1M
NCI NIH HHS 2R01 CA47858-17A2NCI NIH HHS R01 CA047858NCI NIH HHS T32 CA009592NIGMS NIH HHS 5R01-GM067221-03NIGMS NIH HHS R01 GM067221
6 · The paper itself

Abstract

The extracellular matrix (ECM) is thought to be an essential component of tissue scaffolding and engineering because it fulfills fundamental functions related to cell adhesion, migration, and three-dimensional organization. Natural ECM preparations, however, are challenging to work with because they are comprised of macromolecules that are large and insoluble in their functional state. Functional fragments of ECM macromolecules are a viable answer to this challenge, as demonstrated by the RGD-based engineered scaffolds, where the tri-peptide, Arg-Gly-Asp (RGD), represents the minimal functional unit of fibronectin and related ECM. Laminins (Ln) are main components of epithelial tissues, since they enter into the composition of basement membranes. Application of Ln to epithelial tissue engineering would be desirable, since they could help mimic ideal functional conditions for both lining and glandular epithelial tissues. However, functional fragments of Ln that could be used in artificial settings have not been characterized in detail. In this paper, we describe the production and application of the recombinant LG4 (rLG4) fragment of laminin-332 (Ln-332), and show that it mimics three fundamental functional properties of Ln-332: integrin-mediated cell adhesion, spreading, and migration. Adhesive structures formed by cells on rLG4 closely resemble those formed on Ln-332, as judged by microscopy-based analyses of their molecular composition. As on Ln-332, focal adhesion kinase (FAK) is phosphorylated in cells adhering to rLG4, and colocalized with other focal adhesion components. We conclude that rLG4 could be a useful substitute to recapitulate, in vitro, the tissue scaffolding properties of Ln-332.

Indexed as

Cell AdhesionCell Adhesion MoleculesCell LineCell MovementDose-Response Relationship, DrugHumansIntegrin alpha3beta1KalininProtein EngineeringRecombinant ProteinsCell Adhesion MoleculesIntegrin alpha3beta1KalininRecombinant Proteins

Identifiers

PMID20347131
PMCPMC2861493
OpenAlexW2077548111

What OpenQuestion holds

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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.