Related Experiment Videos
Comparative gene mapping in the domestic cat (Felis catus)
S J O'Brien1, S J Cevario, J S Martenson
1Laboratory of Genomic Diversity, National Cancer Institute, Frederick Cancer Research and Development Center, MD 21702-1201, USA.
The Journal of Heredity
|November 5, 1997
Summary
This study maps 35 genes in the domestic cat genome, revealing extensive syntenic conservation with human genomes. The feline gene map now includes 105 assigned loci, aiding comparative genomics and disease studies.
Area of Science:
- Genomics
- Comparative Genomics
- Mammalian Genetics
Background:
- The domestic cat genome serves as a model for mammalian comparative genome organization.
- It aids in studying feline analogues of human genetic diseases.
- Previous research established initial comparative mapping and zoo-FISH data.
Purpose of the Study:
- To present syntenic mapping results for 35 genes in the domestic cat.
- To expand the feline gene map and reaffirm conserved homologies.
- To enhance understanding of mammalian genome organization.
Main Methods:
- Syntenic mapping of 35 genes using rodent x cat somatic cell hybrids.
- Analysis of concordant gene homologue occurrence with feline chromosomes and mapped loci.
- Utilizing hybrid cell lines that segregate feline chromosomes.
Main Results:
- 35 gene loci assignments were determined through syntenic mapping.
- 33 of these assignments confirmed conserved chromosome segment homologies between human and cat genomes.
- The feline gene map was extended to include a total of 105 assigned loci.
Conclusions:
- Demonstrates extensive syntenic conservation between human and feline genomes.
- Supports the domestic cat as a valuable model for comparative mammalian genomics.
- Provides a more comprehensive feline gene map for future research.