Evidence map›Paper›PMID 7615790›Full record

ArticleThe Journal of clinical investigation1995

Deficient antigen-presenting cell function in multiple genetic complementation groups of type II bare lymphocyte syndrome.

S Kovats, G T Nepom, M Coleman, B Nepom, W W Kwok, J S Blum

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.7field-weighted citation impact, top 14% 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

11 citing papers in PubMed, 35 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

6 authors at 1 institution in 1 country.

S KovatsImmunology Program, Virginia Mason Research Center, Seattle, Washington 98101, USA.
G T Nepom
M Coleman
B Nepom
W W Kwok
J S Blum
Virginia Mason Medical Center · US

Funding

REGULATION OF ANTIGEN PRESENTATION BY ACIDIC PROTEASESR01AI033418 · NIAID · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI BLUM, JANICE S · 1993 to 2001
$498k
STRUCTURAL FEATURES OF T CELL RECEPTOR RECOGNITION IN AUTOIMMUNITYP01AI031241 · NIAID · BENAROYA RESEARCH INST AT VIRGINIA MASON · PI NEPOM, GERALD T · 1991 to 1994
–
NIAID NIH HHS AI-31241NIAID NIH HHS AI-33418
6 · The paper itself

Abstract

The absence of HLA class II gene expression in type II bare lymphocyte syndrome (BLS) results from defective transcriptional activation of class II histocompatibility genes. Genetic studies have revealed that distinct defects in multiple trans-acting factors result in the immunodeficient BLS phenotype. We studied antigen-presenting cell (APC) function in DR-transfected BLS cells derived from multiple complementation groups. Each BLS cell line displayed the same defective APC phenotype: an inability to mediate class II-restricted presentation of exogenous protein antigens, and structurally altered class II alpha beta dimers. Expression of the HLA class II-like genes DMA and DMB, previously implicated in antigen presentation, was reduced or absent in the BLS cells. Fusion of BLS cells with cell line 721.174, which has a genomic deletion of HLA class II genes, coordinately restores class II structural gene and DM gene expression and a wild-type APC phenotype. Thus each of the molecular defects that silences class II structural gene transcription also results in a defective APC phenotype, providing strong evidence for coregulation of these two functionally linked pathways.

Indexed as

Genes, MHC Class IIAmino Acid SequenceAntigen-Presenting CellsBase SequenceCell LineGene Expression RegulationGenetic Complementation TestHistocompatibility Antigens Class IIHLA-D AntigensHLA-DR AntigensHumansMolecular Sequence DataRNA, MessengerSevere Combined ImmunodeficiencyTransfectionHistocompatibility Antigens Class IIHLA-D AntigensHLA-DR AntigensRNA, Messenger

Identifiers

PMID7615790
PMCPMC185191
OpenAlexW2134467221

What OpenQuestion holds

Textmetadata
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.