Evidence map›Paper›PMID 32375022›Full record

ArticleCell metabolism2020

A Nutrient-Sensing Transition at Birth Triggers Glucose-Responsive Insulin Secretion.

Aharon Helman, Andrew L Cangelosi, Jeffrey C Davis, Quan Pham, Arielle Rothman, Aubrey L Faust, Juerg R Straubhaar, David M Sabatini, Douglas A Melton

Open access · bronzeAbstract read
In one paragraph

Article in Cell metabolism, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 88 papers.

0numbers the graph read from it
0cells of the map it votes in
88citing papers in PubMed
17.4field-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

88 citing papers in PubMed, 132 citations in OpenAlex.

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28 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 3 institutions in 1 country.

Aharon HelmanDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA. Electronic address: ronnyhelman@gmail.com.
Andrew L CangelosiWhitehead Institute for Biomedical Research, Cambridge, MA 02142, USA; Department of Biology, Massachusetts Institute of Technology, Cambridge, MA 02142, USA; Howard Hughes Medical Institute, Cambridge, MA 02139, USA; Koch Institute for Integrative Cancer Research, Cambridge, MA 02139, USA; Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA.
Jeffrey C DavisDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA.
Quan PhamDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA.
Arielle RothmanDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA.
Aubrey L FaustDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA.
Juerg R StraubhaarDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA.
David M SabatiniWhitehead Institute for Biomedical Research, Cambridge, MA 02142, USA; Department of Biology, Massachusetts Institute of Technology, Cambridge, MA 02142, USA; Howard Hughes Medical Institute, Cambridge, MA 02139, USA; Koch Institute for Integrative Cancer Research, Cambridge, MA 02139, USA; Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA. Electronic address: sabatini@wi.mit.edu.
Douglas A MeltonDepartment of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA 02138, USA; Howard Hughes Medical Institute, Cambridge, MA 02139, USA. Electronic address: dmelton@harvard.edu.
Harvard University · USBroad Institute · USHoward Hughes Medical Institute · US

Funding

PRE-DOCTORAL TRAINING IN THE BIOLOGICAL SCIENCEST32GM007287 · NIGMS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI BELL, STEPHEN P., KEATING, AMY E · 1985 to 2019
$40.8M
Regulation of the mTOR Pathway By NutrientsR01CA103866 · NCI · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI WEISSMAN, JONATHAN S. · 2004 to 2021
$7.0M
Cell Growth Signaling in Cancer DevelopmentR01CA129105 · NCI · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI WEISSMAN, JONATHAN S. · 2008 to 2021
$5.9M
Novel Components of the mTORC1 and mTORC2 PathwaysR37AI047389 · NIAID · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI SABATINI, DAVID M. · 2010 to 2019
$4.8M
Leucine Sensing by the mTORC1 Pathway in the LiverF31DK113665 · NIDDK · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI CANGELOSI, ANDREW LOUIS · 2018 to 2021
$181k
Howard Hughes Medical InstituteNCI NIH HHS R01 CA103866NCI NIH HHS R01 CA129105NIAID NIH HHS R37 AI047389NIDDK NIH HHS F31 DK113665NIGMS NIH HHS T32 GM007287
6 · The paper itself

Abstract

A drastic transition at birth, from constant maternal nutrient supply in utero to intermittent postnatal feeding, requires changes in the metabolic system of the neonate. Despite their central role in metabolic homeostasis, little is known about how pancreatic β cells adjust to the new nutritional challenge. Here, we find that after birth β cell function shifts from amino acid- to glucose-stimulated insulin secretion in correlation with the change in the nutritional environment. This adaptation is mediated by a transition in nutrient sensitivity of the mTORC1 pathway, which leads to intermittent mTORC1 activity. Disrupting nutrient sensitivity of mTORC1 in mature β cells reverts insulin secretion to a functionally immature state. Finally, manipulating nutrient sensitivity of mTORC1 in stem cell-derived β cells in vitro strongly enhances their glucose-responsive insulin secretion. These results reveal a mechanism by which nutrients regulate β cell function, thereby enabling a metabolic adaptation for the newborn.

Indexed as

AnimalsCells, CulturedGlucoseHumansInsulin SecretionMiceMice, Inbred C57BLNutrientsGlucoseNutrientsembryoinsulin secretionin vitro differentiationmaturationmTORC1nutrient sensingpancreasstem cell-derived β cellsβ cells

Identifiers

PMID32375022
PMCPMC7480404
OpenAlexW3020885255

What OpenQuestion holds

Textmetadata
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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.