Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

BRCA1 phosphorylation: biological consequences.

Toru Ouchi1

  • 1Department of Oncological Sciences, Mt. Sinai School of Medicine, New York University, New York, New York 10029, USA. SystemsGenBio@gmail.com

Cancer Biology & Therapy
|May 25, 2006
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Urgent Transcatheter Aortic Valve Replacement in Acute Heparin-Induced Thrombocytopenia Using Argatroban and Crossover Technique.

The Canadian journal of cardiology·2026
Same author

Long-Term Outcomes With and Without Anticoagulation After Surgical Left Atrial Appendage Amputation or Closure.

JACC. Asia·2026
Same author

Floating Evolut Spontaneously Adheres to the Ascending Aorta During Follow-up.

CJC open·2025
Same author

Bail-Out Navitor in Navitor for Higher Radial Force.

Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions·2025
Same author

Severe aortic stenosis with an infra-aortic-annular aneurysm of ventricular septum treated with Evolut™ FX.

Cardiovascular intervention and therapeutics·2025
Same author

Trans-Brachial Buddy Balloon Technique Using a 20 mm Trival Balloon With a 7Fr Sheath.

Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions·2025

BRCA1 (breast cancer tumor suppressor 1) phosphorylation by specific kinases is crucial for activating caspase 3 and regulating cell proliferation following DNA damage. This study identifies key phosphorylation sites and their biological consequences.

Area of Science:

  • Molecular Biology
  • Cell Biology
  • Biochemistry

Background:

  • BRCA1 (breast cancer tumor suppressor 1) is a nuclear phosphoprotein involved in transcription regulation and genome stability.
  • Loss of BRCA1 function leads to genome instability and cell transformation.
  • DNA damage induces phosphorylation of BRCA1 by checkpoint kinases, influencing cellular stress responses.

Purpose of the Study:

  • To investigate the role of BRCA1 kinases in DNA damage response.
  • To identify specific phosphorylation sites on BRCA1.
  • To elucidate the biological consequences of BRCA1 phosphorylation on cell proliferation.

Main Methods:

  • Utilized mouse genetics and cell culture systems to study BRCA1.
  • Investigated UV-induced phosphorylation of BRCA1.

Related Experiment Videos

  • Analyzed the activation of caspase 3 in response to BRCA1 phosphorylation.

    • Main Results:

    • UV-induced phosphorylation of specific BRCA1 residues is critical for caspase 3 activation.
    • Identified key BRCA1 kinases and their target phosphorylation sites.
    • Demonstrated the link between BRCA1 phosphorylation and the regulation of cell proliferation.

    Conclusions:

    • BRCA1 phosphorylation plays a significant role in the cellular response to DNA damage.
    • Specific phosphorylation events regulate caspase 3 activation and cell proliferation.
    • Understanding BRCA1 phosphorylation provides insights into cancer development and treatment.