Evidence map›Paper›PMID 8413200›Full record

ArticleMolecular and cellular biology1993

Pi, a pre-B-cell-specific enhancer element in the immunoglobulin heavy-chain enhancer.

T A Libermann, D Baltimore

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1993. 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
1.8field-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, 29 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

2 authors at 1 institution in 1 country.

T A LibermannDepartment of Medicine, Beth Israel Hospital, Boston, Massachusetts 02215.
D Baltimore
Beth Israel Deaconess Medical Center · US

Funding

NF-kappaB: Orchestration of the Inflammatory ResponseR01GM039458 · NIGMS · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI BALTIMORE, DAVID · 1988 to 2010
$5.1M
NIGMS NIH HHS GM 39458
6 · The paper itself

Abstract

We have identified a new immunoglobulin heavy-chain enhancer element, designated pi, between the microE2 and microE3 elements. The pi enhancer element is transcriptionally active primarily during early stages of B-cell development but becomes virtually inactive during B-cell maturation at about the stage of immunoglobulin kappa light-chain gene rearrangement. Mutational analysis suggests that the pi element is crucial for immunoglobulin heavy-chain enhancer activity at the pre-B-cell stage but is almost irrelevant for enhancer activity at the mature B-cell or plasma-cell stage. The activity of the pi enhancer element correlates with the presence of an apparently pre-B-cell-specific protein-DNA complex. The similarity of the pi site to recognition sequences for members of the ets gene family suggests that the protein(s) interacting with the pi site most likely are ets-related transcription factors.

Indexed as

B-LymphocytesEnhancer Elements, Genetic3T3 CellsAnimalsBase SequenceBinding SitesBiological EvolutionCell LineCloning, MolecularDNAHeLa CellsHumansImmunoglobulin Heavy ChainsMiceMolecular Sequence DataMultigene FamilyDNAImmunoglobulin Heavy Chainsoncogene proteins v-etsRetroviridae Proteins, OncogenicTranscription Factors

Identifiers

PMID8413200
PMCPMC364640
OpenAlexW1955196536

What Socratic 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 Socratic graph.