Evidence map›Paper›PMID 29415022›Full record

ArticlePLoS genetics2018

Rictor/TORC2 mediates gut-to-brain signaling in the regulation of phenotypic plasticity in C. elegans.

Michael P O'Donnell, Pin-Hao Chao, Jan E Kammenga, Piali Sengupta

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2018. 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
3.0field-weighted citation impact, top 9% 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

35 citing papers in PubMed, 65 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

4 authors at 2 institutions in 2 countries.

Michael P O'DonnellDepartment of Biology and National Center for Behavioral Genomics, Brandeis University, Waltham, MA, United States of America.ORCID 0000-0001-8313-8969
Pin-Hao ChaoDepartment of Biology and National Center for Behavioral Genomics, Brandeis University, Waltham, MA, United States of America.ORCID 0000-0003-3766-0419
Jan E KammengaLaboratory of Nematology, Wageningen University and Research, Wageningen, The Netherlands.ORCID 0000-0003-4822-4436
Piali SenguptaDepartment of Biology and National Center for Behavioral Genomics, Brandeis University, Waltham, MA, United States of America.ORCID 0000-0001-7468-0035
Brandeis University · USWageningen University & Research · NL

Funding

Quantitative Neuroscience: Tools for Bridging Levels of AnalysisT32NS007292 · NINDS · BRANDEIS UNIVERSITY · PI GINA G TURRIGIANO · 1986 to 2026
$12.7M
Mechanisms of sensory neuron morphological diversification, signaling, and functional plasticityR35GM122463 · NIGMS · BRANDEIS UNIVERSITY · PI Piali Sengupta · 2017 to 2026
$7.7M
Genetic and neural basis of pheromone sensory integration in nematodesF32DC013711 · NIDCD · BRANDEIS UNIVERSITY · PI ODONNELL, MICHAEL PATRICK · 2013 to 2015
$103k
NIDCD NIH HHS F32 DC013711NIGMS NIH HHS R35 GM122463NIH HHS F32 DC013711NIH HHS T32 NS007292NINDS NIH HHS T32 NS007292
6 · The paper itself

Abstract

Animals integrate external cues with information about internal conditions such as metabolic state to execute the appropriate behavioral and developmental decisions. Information about food quality and quantity is assessed by the intestine and transmitted to modulate neuronal functions via mechanisms that are not fully understood. The conserved Target of Rapamycin complex 2 (TORC2) controls multiple processes in response to cellular stressors and growth factors. Here we show that TORC2 coordinates larval development and adult behaviors in response to environmental cues and feeding state in the bacterivorous nematode C. elegans. During development, pheromone, bacterial food, and temperature regulate expression of the daf-7 TGF-β and daf-28 insulin-like peptide in sensory neurons to promote a binary decision between reproductive growth and entry into the alternate dauer larval stage. We find that TORC2 acts in the intestine to regulate neuronal expression of both daf-7 and daf-28, which together reflect bacterial-diet dependent feeding status, thus providing a mechanism for integration of food signals with external cues in the regulation of neuroendocrine gene expression. In the adult, TORC2 similarly acts in the intestine to modulate food-regulated foraging behaviors via a PDF-2/PDFR-1 neuropeptide signaling-dependent pathway. We also demonstrate that genetic variation affects food-dependent larval and adult phenotypes, and identify quantitative trait loci (QTL) associated with these traits. Together, these results suggest that TORC2 acts as a hub for communication of feeding state information from the gut to the brain, thereby contributing to modulation of neuronal function by internal state.

Indexed as

Adaptation, PhysiologicalAnimalsAnimals, Genetically ModifiedBrainCaenorhabditis elegansCaenorhabditis elegans ProteinsGene Expression Regulation, DevelopmentalIntestinal MucosaIntestinesMechanistic Target of Rapamycin Complex 2Neuronal PlasticityPhenotypeRapamycin-Insensitive Companion of mTOR ProteinSensory Receptor CellsSignal TransductionTemperatureCaenorhabditis elegans ProteinsMechanistic Target of Rapamycin Complex 2Rapamycin-Insensitive Companion of mTOR Proteinrict-1 protein, C elegans

Identifiers

PMID29415022
PMCPMC5819832
OpenAlexW2953236838

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.