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Optimized Protocol for the Extraction of Proteins from the Human Mitral Valve
Published on: June 14, 2017
Molecular genetics of mitral valve prolapse
Robert A Levine1, Susan A Slaugenhaupt
1Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114, USA. rlevine@partners.org
Current Opinion in Cardiology
|April 7, 2007
Summary
Genetic research reveals new insights into mitral valve prolapse (MVP), a common hereditary heart condition. Identifying specific gene mutations and understanding cellular mechanisms offers potential for preventing disease progression.
Area of Science:
- Cardiovascular Genetics
- Molecular Cardiology
- Developmental Biology
Background:
- Mitral valve prolapse (MVP) is a prevalent condition with a significant genetic basis.
- MVP can lead to severe mitral regurgitation, necessitating surgical intervention and causing other clinical issues.
- Genetic investigations are crucial for elucidating MVP's underlying mechanisms and developing targeted therapies.
Purpose of the Study:
- To review recent advancements in understanding the genetic and molecular underpinnings of mitral valve prolapse.
- To explore how new genetic findings and mechanistic insights can inform future therapeutic strategies for MVP.
Main Methods:
- Review of recent genetic linkage studies identifying chromosomal regions associated with familial MVP.
- Analysis of molecular studies, including the identification of the first non-connective tissue syndrome-related familial MVP mutation (X-linked filamin A).
- Examination of research on mouse Marfan models to understand the dynamic cellular and growth factor interactions in valve development.
Main Results:
- Phenotypic classification advances have linked MVP to chromosomal locations 11, 13, and 16.
- The first mutation in familial mitral valve prolapse unrelated to connective tissue disorders, an X-linked filamin A mutation, has been identified.
- Studies in a mouse Marfan model highlight the interplay of differentiating cells and growth factors, suggesting therapeutic potential.
Conclusions:
- Recent genetic and mechanistic discoveries bring researchers closer to preventing the clinical manifestation of mitral valve disease.
- Understanding the genetic architecture and molecular pathways of MVP is key to developing preventative and therapeutic interventions.
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