Systematic correlation of phenotype with genotype is a key goal of the emerging field of phenomics, which is expected to help define complex diseases. Careful evaluation of phenotype-genotype associations in monogenic disorders, such as laminopathies, might provide new hypotheses to be tested with molecular and cellular studies and might also suggest potential new intervention strategies. For instance, evaluation of the clinical features of carriers of mutant LMNA in kindreds with familial partial lipodystrophy suggests rational, staged intervention using established pharmaceutical agents to prevent cardiovascular complications not just for patients with lipodystrophy but by extension for patients with the common metabolic syndrome. Careful non-invasive imaging shows phenotypic differences between partial lipodystrophy due to mutant LMNA and not due to mutant LMNA. Furthermore, hierarchical cluster analysis detects systematic relationships between organ involvement in laminopathies and mutation position in the LMNA genomic sequence. However, sometimes the same LMNA mutation can underlie markedly different clinical phenotypes; cellular and molecular experiments can help to explain the mechanistic basis for such differences. Finally, promising novel treatment modalities for laminopathies, such as farnesyl transferase inhibition and gene-based therapies, might help not only to illuminate mechanisms that link genotype to phenotype, but also to provide hope for patients suffering with laminopathies, since these treatments are designed to modulate key early or proximal steps in the pathogenesis of these disorders.
Phenomics and lamins: from disease to therapy. Publishing Authors By Initials
Phenomics and lamins: from disease to therapy. Journal Published:
PUBLICATION TYPE: Review
Journal: Experimental cell research
VOLUME: 313
Page Numbers: 2134-43
Journal Abbreviation: Exp. Cell Res.
ISSN: 0014-4827
DAY: 30
MONTH: 03
YEAR: 2007
Phenomics and lamins: from disease to therapy. Information
Number of References: 67
LANGUAGE: eng
NlmUniqueID: 373226
Phenomics and lamins: from disease to therapy. Keywords Mesh Terms:
KEYWORDS: Phenotype
MESH TERMS: genetics
Chemical & Substance for Abstract: Phenomics and lamins: from disease to therapy. Information
Substance Name: Lamin Type A
Registry Number: 0
Grant and Affiliation Information for Phenomics and lamins: from disease to therapy.
AFFILIATION: Schulich School of Medicine and Dentistry, University of Western Ontario and Vascular Biology Research Group, Robarts Research Institute, London, Ontario, Canada N6A 5K8. hegele@robarts.ca
Country: United States
AGENCY: United States NCI
GRANT: R24 CA78088
ACRONYM: CA
MEDLINETA: Exp Cell Res
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