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DNA profiling of cattle using micro- and minisatellite core probes
G J Trommelen1, J H Den Daas, J Vijg
1INGENY BV, Leiden, The Netherlands.
Animal Genetics
|August 1, 1993
Summary
This study evaluated micro- and minisatellite probes for cattle DNA testing. Seven probes effectively identified individuals and determined paternity, proving useful for genetic analysis in cattle breeds.
Area of Science:
- Animal Genetics
- Molecular Biology
- Forensic Science
Background:
- Accurate genetic testing is crucial for cattle breeding and management.
- Microsatellite and minisatellite markers offer high polymorphism for individual identification.
Purpose of the Study:
- To assess the efficacy of 15 micro- and minisatellite core probes for cattle identity and paternity testing.
- To evaluate probe performance across different cattle breeds and pedigrees.
Main Methods:
- Southern blot hybridization analysis was used to evaluate 15 core probes.
- Testing involved diverse cattle breeds and seven two-generation pedigrees.
- Segregation analysis was performed on variant bands.
Main Results:
- Seven of the 15 probes effectively detected an average of seven variant bands per animal.
- Genetic linkage was observed in approximately two out of 36 variant bands per probe.
- Allelic pairs corresponded to two out of 12 variant bands.
Conclusions:
- Multilocus core probes are highly effective for cattle identity and paternity testing.
- The selected probes provide reliable genetic markers for bovine applications.
- This methodology supports accurate genetic analysis in cattle populations.