Linkage Analysis of Genetic Data
Author Information
Author(s): Mathew J Barber, Eleanor Wheeler, Heather J Cordell
Primary Institution: University of Cambridge
Hypothesis
Does a new multimarker regression approach improve linkage analysis compared to conventional methods?
Conclusion
The multimarker and multipoint approaches were generally successful in localizing known susceptibility loci on chromosomes 1 and 3, with no advantage found for a per-family conditioning approach.
Supporting Evidence
- The multimarker approach provided similar results to the conventional multipoint method.
- No advantage was found with the per-family conditioning approach.
- The study showed good evidence for disease loci on chromosomes 1 and 3.
Takeaway
This study looked at different ways to find genes linked to a personality disorder and found that two methods worked similarly well.
Methodology
Linkage analysis was performed using a multimarker regression approach and a conventional multipoint approach on simulated data from three populations.
Limitations
The study relied on simulated data and did not explore all possible interactions between loci.
Participant Demographics
The study involved three populations: Danacaa, Karangar, and Aipoto.
Statistical Information
P-Value
3 ×10-6
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website