Evidence map›Paper›PMID 37205712›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2023

Scanning electron microscopy of human islet cilia.

Alexander J Polino, Sanja Sviben, Isabella Melena, David W Piston, Jing W Hughes

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
6.6field-weighted citation impact, top 3% 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

18 citing papers in PubMed, 21 citations in OpenAlex.

  1. Review
  2. Primary cilia dysfunction: A critical driver of metabolic diseases (Review).International journal of molecular medicine · 2026
    Review
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  14. Review
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  16. Paracrine Signaling by Pancreatic Islet Cilia.Current opinion in endocrine and metabolic research · 2024
    Article
  17. Review
  18. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Alexander J PolinoDepartment of Cell Biology and Physiology, Washington University School of Medicine, Saint Louis, MO 63110.ORCID 0000-0003-2601-3638
Sanja SvibenWashington University Center for Cellular Imaging, Washington University School of Medicine, Saint Louis, MO 63110.ORCID 0000-0001-5918-4834
Isabella MelenaDepartment of Medicine, Washington University School of Medicine, Saint Louis, MO 63110.
David W PistonDepartment of Cell Biology and Physiology, Washington University School of Medicine, Saint Louis, MO 63110.
Jing W HughesDepartment of Cell Biology and Physiology, Washington University School of Medicine, Saint Louis, MO 63110.ORCID 0000-0003-4397-8175
Washington University in St. Louis · US

Funding

WU P&FP30DK020579 · NIDDK · WASHINGTON UNIVERSITY · PI Clay F. Semenkovich · 2013 to 2026
$27.1M
The Human Islet Distribution Coordinating Center (UC4)UC4DK098085 · NIDDK · BECKMAN RESEARCH INSTITUTE/CITY OF HOPE · PI EVANS-MOLINA, CARMELLA, NILAND, JOYCE CAROL · 2012 to 2017
$25.6M
TRANSGENICS COREP60DK020579 · NIDDK · WASHINGTON UNIVERSITY · PI SCHAFFER, JEAN E. · 1986 to 2012
$25.2M
Integrated Islet Distribution Program (U24) - 2021U24DK098085 · NIDDK · BECKMAN RESEARCH INSTITUTE/CITY OF HOPE · PI Carmella Evans-Molina, Joyce Carol Niland · 2021 to 2026
$17.8M
DIABETES &RELATED METABOLIC DISEASEST32DK007120 · NIDDK · WASHINGTON UNIVERSITY · PI MARCO COLONNA, Maria Sara Remedi · 1986 to 2026
$15.7M
Regulation of Glucagon Secretion from Pancreatic IsletsR01DK123301 · NIDDK · WASHINGTON UNIVERSITY · PI PISTON, DAVID W · 2020 to 2024
$2.0M
Multi-dimensional Dynamics of Pancreatic Islet Cells Measured by Image Mapping diSPIMR01DK115972 · NIDDK · WASHINGTON UNIVERSITY · PI PISTON, DAVID W · 2018 to 2021
$1.7M
GLUCAGON REGULATION BY A NOVEL BROWN ADIPOSE FACTORK08DK115795 · NIDDK · WASHINGTON UNIVERSITY · PI HUGHES, JING WANG · 2018 to 2022
$768k
Primary Cilia in Human T1D PancreasR03DK127748 · NIDDK · WASHINGTON UNIVERSITY · PI HUGHES, JING WANG · 2020 to 2021
$315k
NIDDK NIH HHS K08 DK115795NIDDK NIH HHS P30 DK020579NIDDK NIH HHS P60 DK020579NIDDK NIH HHS R01 DK115972NIDDK NIH HHS R01 DK123301NIDDK NIH HHS R03 DK127748NIDDK NIH HHS T32 DK007120NIDDK NIH HHS UC4 DK098085
6 · The paper itself

Abstract

Human islet primary cilia are vital glucose-regulating organelles whose structure remains uncharacterized. Scanning electron microscopy (SEM) is a useful technique for studying the surface morphology of membrane projections like cilia, but conventional sample preparation does not reveal the submembrane axonemal structure, which holds key implications for ciliary function. To overcome this challenge, we combined SEM with membrane-extraction techniques to examine primary cilia in native human islets. Our data show well-preserved cilia subdomains which demonstrate both expected and unexpected ultrastructural motifs. Morphometric features were quantified when possible, including axonemal length and diameter, microtubule conformations, and chirality. We further describe a ciliary ring, a structure that may be a specialization in human islets. Key findings are correlated with fluorescence microscopy and interpreted in the context of cilia function as a cellular sensor and communications locus in pancreatic islets.

Indexed as

CiliaIslets of LangerhansHumansMicroscopy, Electron, ScanningMicroscopy, FluorescenceMicrotubuleshuman isletsprimary ciliascanning electron microscopy

Identifiers

PMID37205712
PMCPMC10235940
OpenAlexW4377115510

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.