Evidence map›Paper›PMID 21494371›Full record

ArticleImmune network2011

Seeing is believing: illuminating the source of in vivo interleukin-7.

Grace Yoonhee Kim, Changwan Hong, Jung-Hyun Park

Open access · hybridAbstract read
In one paragraph

Article in Immune network, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

40 citing papers in PubMed, 60 citations in OpenAlex.

  1. Cytokines Associated with Activation of CD4International journal of molecular sciences · 2026
    Review
  2. Review
  3. Review
  4. Review
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  6. Advances in IL-7 Research on Tumour Therapy.Pharmaceuticals (Basel, Switzerland) · 2024
    Review
  7. Review
  8. Article
  9. Markers and makers of NKT17 cells.Experimental & molecular medicine · 2023
    Review
  10. Article
  11. The Role of IL-7 and IL-7R in Cancer Pathophysiology and Immunotherapy.International journal of molecular sciences · 2022
    Review
  12. Review
  13. Review
  14. Article
  15. Article
  16. Review
  17. Review
  18. Review
  19. Article
  20. Review
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

3 authors at 2 institutions in 1 country.

Grace Yoonhee KimExperimental Immunology Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD, USA.
Changwan Hong
Jung-Hyun Park
National Institutes of Health · USNational Cancer Institute · US

Funding

Post-Transcriptional Regulation of Interleukin-7 Receptor ExpressionZIABC011214 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI PARK, JUNG-HYUN · 2009 to 2025
$15.9M
6 · The paper itself

Abstract

Interleukin-7 (IL-7) is an essential cytokine for T cells. However, IL-7 is not produced by T cells themselves such that T cells are dependent on extrinsic IL-7. In fact, in the absence of IL-7, T cell development in the thymus as well as survival of naive T cells in the periphery is severely impaired. Furthermore, modulating IL-7 availability in vivo either by genetic means or other experimental approaches determines the size, composition and function of the T cell pool. Consequently, understanding IL-7 expression is critical for understanding T cell immunity. Until most recently, however, the spatiotemporal expression of in vivo IL-7 has remained obscured. Shortage of such information was partly due to scarce expression of IL-7 itself but mainly due to the lack of adequate reagents to monitor IL-7 expression in vivo. This situation dramatically changed with a recent rush of four independent studies that describe the generation and characterization of IL-7 reporter mice, all utilizing bacterial artificial chromosome transgene technology. The emerging consensus of these studies confirmed thymic stromal cells as the major producers of IL-7 but also identified IL-7 reporter activities in various peripheral tissues including skin, intestine and lymph nodes. Strikingly, developmental and environmental cues actively modulated IL-7 reporter activities in vivo suggesting that IL-7 regulation might be a new mechanism of shaping T cell development and homeostasis. Collectively, the availability of these new tools opens up new venues to assess unanswered questions in IL-7 biology in T cells and beyond.

Indexed as

Bacterial artificial chromosomeHomeostasisT cellsThymus

Identifiers

PMID21494371
PMCPMC3072672
OpenAlexW1995907154

What OpenQuestion holds

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LicenceCC BY-NC
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.