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[Genetics and respiratory control: studies in normal humans and genetically modified animals]
C Gaultier1, M Simonneau, S Dauger
1Service de Physiologie, Hôpital Robert-Debré, Paris, France. claude.gaultier@rdb.ap-hop-paris.fr
Revue Des Maladies Respiratoires
|April 24, 2003
Summary
Genetic factors in respiratory control disorders are understudied. Research into congenital central hypoventilation syndrome (CCHS) is paving the way for understanding other genetic respiratory control conditions.
Area of Science:
- Genetics
- Respiratory Physiology
- Neuroscience
Background:
- Genetic factors contributing to respiratory control disorders are poorly understood.
- Challenges include disorder characterization, numerous genes, and gene-environment interactions.
- Congenital central hypoventilation syndrome (CCHS) research has advanced respiratory control genetics.
Purpose of the Study:
- To explore the genetic basis of respiratory control disorders.
- To highlight the role of CCHS in advancing this field.
- To identify genes involved in neural crest development and their impact on respiratory control.
Main Methods:
- Review of existing literature on respiratory control genetics.
- Analysis of studies on congenital central hypoventilation syndrome (CCHS).
- Examination of findings from mutant mouse models investigating gene function in respiratory control.
Main Results:
- Heterozygous mutations in neural crest development genes are implicated in CCHS.
- Studies in mice reveal respiratory control deficits linked to genes affecting neural crest development, transcription factors, and neurotransmission.
- CCHS genetics provides a model for studying other respiratory control disorders.
Conclusions:
- Further genetic epidemiological studies in humans and animal models are needed.
- Understanding CCHS genetics will guide research into other respiratory control disorders.
- Respiratory control genetics offers new avenues for studying respiratory physiology and pathophysiology.