Evidence map›Paper›PMID 39367382›Full record

ArticleJournal of neuroinflammation2024

Interleukin-2 improves insulin sensitivity through hypothalamic sympathetic activation in obese mice.

Subin Moon, Yejin Park, Sooyeon Jang, Saeha Kim, Dan-Gyeong Song, Dae-Chul Shin, Chan Hee Lee

Abstract read
In one paragraph

Article in Journal of neuroinflammation, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 1 pooled it
–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

13 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. T lymphocyte regulatory cytokines predict frailty in older adults.bioRxiv : the preprint server for biology · 2026
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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

7 authors.

Subin Moon *Department of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea.
Yejin Park *Department of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea.
Sooyeon JangDepartment of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea.
Saeha KimDepartment of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea.
Dan-Gyeong SongDepartment of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea.
Dae-Chul ShinDepartment of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea.
Chan Hee LeeDepartment of Biomedical Science, Hallym University, Chuncheon, 24252, Republic of Korea. chl22@hallym.ac.kr.

Funding

National Research Foundation of Korea (NRF) grants 2022R1C1C1004187
6 · The paper itself

Abstract

backgroundIL-2 regulates T cell differentiation: low-dose IL-2 induces immunoregulatory Treg differentiation, while high-dose IL-2 acts as a potent activator of cytotoxic T cells and NK cells. Therefore, high-dose IL-2 has been studied for use in cancer immunotherapy. We aimed to utilize low-dose IL-2 to treat inflammatory diseases such as obesity and insulin resistance, which involve low-grade chronic inflammation. MAIN BODY: Systemic administration of low-dose IL-2 increased Treg cells and decreased inflammation in gonadal white adipose tissue (gWAT), leading to improved insulin sensitivity in high-fat diet-fed obese mice. Additionally, central administration of IL-2 significantly enhanced insulin sensitivity through the activation of the sympathetic nervous system. The sympathetic signaling induced by central IL-2 administration not only decreased interferon γ (IFNγ) + Th1 cells and the expression of pro-inflammatory cytokines, including Il-1β, Il-6, and Il-8, but also increased CD4 + CD25 + FoxP3 + Treg cells and Tgfβ expression in the gWAT of obese mice. These phenomena were accompanied by hypothalamic microgliosis and activation of pro-opiomelanocortin neurons. Furthermore, sympathetic denervation in gWAT reversed the enhanced insulin sensitivity and immune cell polarization induced by central IL-2 administration.

conclusionOverall, we demonstrated that IL-2 improves insulin sensitivity through two mechanisms: direct action on CD4 + T cells and via the neuro-immune axis triggered by hypothalamic microgliosis.

Indexed as

HypothalamusInsulin ResistanceInterleukin-2Mice, Inbred C57BLObesitySympathetic Nervous SystemAnimalsDiet, High-FatMaleMiceMice, ObeseT-Lymphocytes, RegulatoryInterleukin-2Adipose tissue inflammationHypothalamic microgliaInsulin resistanceInterleukin-2Pro-opiomelanocortin (POMC) neuronsSympathetic nervous system

Identifiers

PMID39367382
PMCPMC11453069

What OpenQuestion holds

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Registered trials

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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.