Evidence map›Paper›PMID 2026654›Full record

ArticleThe Journal of cell biology1991

Integrin alpha 6/beta 4 complex is located in hemidesmosomes, suggesting a major role in epidermal cell-basement membrane adhesion.

A Sonnenberg, J Calafat, H Janssen, H Daams, L M van der Raaij-Helmer, R Falcioni, S J Kennel, J D Aplin, J Baker, M Loizidou

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1991. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 132 papers.

0numbers the graph read from it
0cells of the map it votes in
132citing papers in PubMed
12.3field-weighted citation impact, top 1% 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

132 citing papers in PubMed, 571 citations in OpenAlex.

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  16. Antioxidants as an Epidermal Stem Cell Activator.Antioxidants (Basel, Switzerland) · 2020
    Review
  17. Article
  18. Article
  19. Review
  20. Living with Keratinocytes.Stem cell reports · 2018
    Review

72 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

10 authors at 1 institution in 1 country.

A SonnenbergDepartment of Immunohematology, Central Laboratory of the Netherlands Red Cross Blood Transfusion Service, Amsterdam.
J Calafat
H Janssen
H Daams
L M van der Raaij-Helmer
R Falcioni
S J Kennel
J D Aplin
J Baker
M Loizidou
Dutch Blood Transfusion Society · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The alpha 6/beta 4 complex is a member of the integrin family of adhesion receptors. It is found on a variety of epithelial cell types, but is most strongly expressed on stratified squamous epithelia. Fluorescent antibody staining of human epidermis suggests that the beta 4 subunit is strongly localized to the basal region showing a similar distribution to that of the 230-kD bullous pemphigoid antigen. The alpha 6 subunit is also strongly localized to the basal region but in addition is present over the entire surfaces of basal cells and some cells in the immediate suprabasal region. By contrast staining for beta 1, alpha 2, and alpha 3 subunits was very weak basally, but strong on all other surfaces of basal epidermal cells. These results suggest that different integrin complexes play differing roles in cell-cell and cell-matrix adhesion in the epidermis. Immunoelectron microscopy showed that the alpha 6/beta 4 complex at the basal epidermal surface is strongly localized to hemidesmosomes. This result provides the first well-characterized monoclonal antibody markers for hemidesmosomes and suggests that the alpha 6/beta 4 complex plays a major role in epidermal cell-basement membrane adhesion. We suggest that the cytoplasmic domains of these transmembrane glycoproteins may contribute to the structure of hemidesmosomal plaques. Immunoultrastructural localization of the BP antigen suggests that it may be involved in bridging between hemidesmosomal plaques and keratin intermediate filaments of the cytoskeleton.

Indexed as

Cell AdhesionEpidermal CellsAnimalsAntibodies, MonoclonalBasement MembraneBreastCell MembraneCells, CulturedDesmosomesExtracellular MatrixHumansIntegrinsKeratinocytesMiceMicroscopy, ElectronPrecipitin TestsAntibodies, MonoclonalIntegrins

Identifiers

PMID2026654
PMCPMC2288991
OpenAlexW1989074212

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.