Evidence map›Paper›PMID 9294142›Full record

ArticleThe Journal of experimental medicine1997

Two distinct steps during thymocyte maturation from CD4-CD8- to CD4+CD8+ distinguished in the early growth response (Egr)-1 transgenic mice with a recombinase-activating gene-deficient background.

T Miyazaki

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of experimental medicine, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.8field-weighted citation impact, top 16% 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

19 citing papers in PubMed, 65 citations in OpenAlex.

  1. Review
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  5. Transcription factors and target genes of pre-TCR signaling.Cellular and molecular life sciences : CMLS · 2015
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  15. Retinoid-related Orphan Receptors (RORs): Roles in Cellular Differentiation and Development.Advances in developmental biology (Amsterdam, Netherlands) · 2006
    Article
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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

1 author.

T MiyazakiBasel Institute for Immunology, Postfach CH-4005, Basel, Switzerland. miyazaki@bii.ch

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The early growth response (Egr)-1 is a zinc finger-containing transcription factor belonging to the immediate-early genes. Its expression in CD4/CD8 double negative (DN) immature thymocytes suggests that Egr-1 expression may be involved in early thymocyte development. In transgenic mice overexpressing Egr-1 in a recombinase-activating gene-deficient background, thymocytes bypassed the block at the CD25+CD44- DN stage and matured to the immature CD8 single-positive (ISP) cell stage, but not further to the CD4/CD8 double-positive (DP) cell stage. When these mice were irradiated, thymocytes did develop to the DP stage, suggesting transcriptional induction of additional genes by irradiation that are required to promote thymocyte development from the ISP to the DP stage. These results provide genetic evidence for two distinct steps during early thymocyte development from the CD25+CD44- DN to the DP stage. The first step, from the CD25+CD44- DN to the ISP stage, can be entirely promoted by overexpression of Egr-1.

Indexed as

Immediate-Early ProteinsAnimalsBase SequenceCD4 AntigensCD8 AntigensCell DifferentiationDNA-Binding ProteinsDNA NucleotidyltransferasesDNA PrimersEarly Growth Response Protein 1Gene ExpressionHyaluronan ReceptorsMiceMice, KnockoutMice, TransgenicPolymerase Chain ReactionCD4 AntigensCD8 AntigensDNA-Binding ProteinsDNA NucleotidyltransferasesDNA PrimersEarly Growth Response Protein 1Egr1 protein, mouseHyaluronan ReceptorsImmediate-Early ProteinsRag2 protein, mouseReceptors, Interleukin-2Transcription FactorsV(D)J recombination activating protein 2

Identifiers

PMID9294142
PMCPMC2199048
OpenAlexW1987716978

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.