Patterns of myocardial fibrosis in idiopathic cardiomyopathies and chronic Chagasic cardiopathy.

Q: What is the clinical evidence from this study?

Intervention: S5a. Primary outcome: DNA binding and Id1-mediated repression.

Marcos A. Rossi

doi:10.1074/jbc.272.31.19140

September 1, 1991

Patterns of myocardial fibrosis in idiopathic cardiomyopathies and chronic Chagasic cardiopathy.

View at Publisher

Ask AI

Bookmark

Share

Key Points

The study investigates the role of Id proteins and S5a in regulating myocardial fibrosis in different cardiomyopathies.
Identified interactions between Id1 and S5a, revealing their roles in DNA binding and regulation of myogenic differentiation.
Used mutagenesis experiments to explore recognition mechanisms of S5a with Id proteins.
Analyzed the effects of S5a on the muscle creatine kinase promoter.
S5a enhances DNA binding in cooperation with MyoD and E12, improving transcriptional activity.
Mutagenesis identified critical residues in Id1 necessary for S5a interaction.
Demonstrated inhibition of Id1's repressive effects on myogenic gene expression.

Structured PICO

P

Population

In vitro models studying interactions between Id1, S5a, MyoD, and E12

I

Intervention

S5a interaction and mutagenesis

O

Outcome

DNA binding by MyoD-Id1 and E12-Id1 heterodimers and Id1-mediated repression of the muscle creatine kinase promotersurrogate

Ask about this paper

Answers are grounded in this paper and cite their sources.

Implication

S5a promotes positive regulation of myogenic genes through ubiquitin-independent mechanisms involving inhibition of Id1.

Abstract

No abstract yet. The journal hasn't published one we can show.

Discussion

No takes yet. Share an insight, caveat, or question.

Cite This Study

Marcos A. Rossi (1991) studied this question. S5a was evaluated on DNA binding and Id1-mediated repression.

synapsesocial.com/papers/6a204dc06504ae8788d1e74f https://doi.org/10.1074/jbc.272.31.19140

View at Publisher

Ask AI

Bookmark

Share

Patterns of myocardial fibrosis in idiopathic cardiomyopathies and chronic Chagasic cardiopathy.

Key Points

Structured PICO

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Patterns of myocardial fibrosis in idiopathic cardiomyopathies and chronic Chagasic cardiopathy.

Key Points

Structured PICO

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Keep reading

Keep reading