Evidence map›Paper›PMID 12023246›Full record

ArticleBiophysical journal2002

Dissecting streptavidin-biotin interaction with a laminar flow chamber.

Anne Pierres, Dominique Touchard, Anne-Marie Benoliel, Pierre Bongrand

Abstract read
In one paragraph

Article in Biophysical journal, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing 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

35 citing papers in PubMed.

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  17. Peptide tag forming a rapid covalent bond to a protein, through engineering a bacterial adhesin.Proceedings of the National Academy of Sciences of the United States of America · 2012
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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

4 authors.

Anne PierresLaboratoire d'Immunologie, INSERM U 387, Hôpital Ste-Marguerite, BP 29, 13274 Marseille Cedex 09, France.
Dominique Touchard
Anne-Marie Benoliel
Pierre Bongrand

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A laminar flow chamber was used to study single molecule interactions between biotinylated surfaces and streptavidin-coated spheres subjected to a hydrodynamic drag lower than a piconewton. Spheres were tracked with 20 ms and 40 nm resolution. They displayed multiple arrests lasting between a few tens of milliseconds and several minutes or more. Analysis of about 500,000 positions revealed that streptavidin-biotin interaction was multiphasic: transient bound states displayed a rupture frequency of 5.3 s(-1) and a rate of transition toward a more stable configuration of 1.3 s(-1). These parameters did not display any significant change when the force exerted on bonds varied between 3.5 and 11 pN. However, the apparent rate of streptavidin-biotin association exhibited about 10-fold decrease when the wall shear rate was increased from 7 to 22 s(-1), which supports the existence of an energy barrier opposing the formation of the transient binding state. It is concluded that a laminar flow chamber can yield new and useful information on the formation of molecular bonds, and especially on the structure of the external part of the energy landscape of ligand-receptor complexes.

Indexed as

AdsorptionAluminum SilicatesBinding SitesBiophysical PhenomenaBiophysicsBiotinLigandsMicrospheresRheologyStreptavidinSurface PropertiesAluminum SilicatesBiotinLigandsmicaStreptavidin

Identifiers

PMID12023246
PMCPMC1302111

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.