Genetic Factors in Type 2 Diabetes from the Framingham Heart Study
Author Information
Author(s): Meigs James B, Manning Alisa K, Fox Caroline S, Florez Jose C, Liu Chunyu, Cupples L Adrienne, Dupuis Josée
Primary Institution: Massachusetts General Hospital and Harvard Medical School
Hypothesis
Can genetic variants be associated with diabetes-related traits in the Framingham Heart Study?
Conclusion
The study identified several SNPs associated with diabetes and related traits, including a replication of the TCF7L2 association.
Supporting Evidence
- 415 SNPs were associated with at least one of the six quantitative traits at p < 0.001.
- 128 SNPs were associated with incident diabetes.
- TCF7L2 association with diabetes was replicated in this study.
Takeaway
Scientists looked at people's genes to see if they could find clues about why some people get diabetes. They found some important genetic markers that might help us understand diabetes better.
Methodology
The study used the Affymetrix 100K SNP array to analyze genetic associations with diabetes-related traits in 1,087 participants.
Potential Biases
Potential for false positives due to the large number of SNPs tested.
Limitations
The SNP array has limited coverage in some regions, which may affect the detection of associations.
Participant Demographics
The sample included 1,087 individuals from the Framingham Offspring Study, with a mean age of 52 years and 560 women.
Statistical Information
P-Value
0.007
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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