Evidence map›Paper›PMID 18795319›Full record

ArticlePflugers Archiv : European journal of physiology2009

Kiss-and-run exocytosis and fusion pores of secretory vesicles in human beta-cells.

Salma T Hanna, Gary M Pigeau, Juris Galvanovskis, Anne Clark, Patrik Rorsman, Patrick E MacDonald

Abstract read
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In one paragraph

Article in Pflugers Archiv : European journal of physiology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

33 citing papers in PubMed, 57 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

6 authors at 3 institutions in 2 countries.

Salma T HannaDepartment of Pharmacology and Alberta Diabetes Institute, University of Alberta, HRIF East, Rm 6-126, Edmonton, AB T6G 2E1, Canada.
Gary M Pigeau
Juris Galvanovskis
Anne Clark
Patrik Rorsman
Patrick E MacDonald
University of Alberta · CAUniversity of Oxford · GBOxford Centre for Diabetes, Endocrinology and Metabolism · GB

Funding

Wellcome Trust 084655
6 · The paper itself

Abstract

Exocytosis of secretory vesicles results in the release of insulin from pancreatic beta-cells, although little is known about this process in humans. We examined the exocytosis of single secretory vesicles and their associated fusion pores in human beta-cells by cell-attached capacitance and conductance measurement. Unitary capacitance steps were observed, consistent with the exocytosis of single secretory vesicles. These were often coincident with increases in patch conductance representing the presence of a stable fusion pore. In some events, the fusion pore closed, mediating kiss-and-run, which contributed 20% of the exocytotic events. The cAMP-raising agent forskolin (5 microM) doubled the relative contribution of kiss-and-run. This effect was confirmed visually in MIN6 cells expressing a fluorescent granule probe. Thus, we demonstrate the unitary capacitance steps and fusion pores during single vesicle exocytosis in human beta-cells. Furthermore, these secretory vesicles can undergo rapid recycling by kiss-and-run, and this process is up-regulated by cAMP.

Indexed as

AdultAnimalsColforsinElectric CapacitanceExocytosisHumansInsulinInsulin-Secreting CellsInsulin SecretionMaleMiddle AgedSecretory VesiclesColforsinInsulin

Identifiers

PMID18795319
OpenAlexW2094982559

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.