Genetic Differences Between Finland and Sweden
Author Information
Author(s): Hannelius Ulf, Salmela Elina, Lappalainen Tuuli, Guillot Gilles, Lindgren Cecilia M, von Döbeln Ulrika, Lahermo Päivi, Kere Juha
Primary Institution: Karolinska Institutet
Hypothesis
Can genetic substructures be identified within Finland and Sweden using a small number of SNPs and spatial coordinates?
Conclusion
Including spatial coordinates in genetic analysis improves the ability to cluster individuals based on genetic similarity.
Supporting Evidence
- The study identified significant population structure within Finland.
- Spatial coordinates improved clustering accuracy in genetic analysis.
- A deficit of heterozygotes was observed in the Swedish population.
Takeaway
The study found that people from different parts of Finland have some genetic differences, but Swedes are more similar to each other.
Methodology
The study genotyped 34 SNPs and 30 STRs from samples in Finland and Sweden, using spatial coordinates for analysis.
Potential Biases
Potential biases due to the inclusion of immigrant populations and genotyping errors.
Limitations
The study's findings may be affected by the quality of DNA samples and the representation of populations.
Participant Demographics
Samples included native Swedes and Finnish male blood donors aged 40-55.
Statistical Information
P-Value
p<0.0001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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