dbGaP: Data and analyses from millions of study participants, samples, and trillions of genotypes!

Leveraging the power of big data to make meaningful discoveries about health Are you familiar with the well-known Framingham Heart Study, a multi-generation study of residents of Framingham, Massachusetts begun in 1948? Much of what is now known about the impact of genetics, lifestyle, and diet on cardiovascular health and disease has come from this research … Continue reading dbGaP: Data and analyses from millions of study participants, samples, and trillions of genotypes!

GRAF, a tool for finding duplicates and closely related samples in large genomic datasets

NCBI’s Genetic Relationship and Fingerprinting (GRAF) tool is a quality assurance tool that can quickly find duplicates and closely related subjects in your data using SNP genotypes. The population tool GRAF-pop included in GRAF computes subject ancestries using genotypes and … Continue reading