"The study is both to check if there are convicted felons that should be in the database, but also to improve the system," ...

Researchers recovered ancient human DNA from cave walls in Spain and Portugal, showing prehistoric people left genetic traces ...

An international team of cave explorers has shown that cave walls and the prehistoric rock art that adorns them can preserve human DNA for thousands of years.

Cryopreservation of whole blood is useful for DNA collection, and clinical and basic research. Blood samples in ethylenediaminetetraacetic acid disodium salt (EDTA) tubes stored at − 80 °C are ...

Deep investigation of the microbiome of food-production and food-processing environments through whole-metagenome sequencing (WMS) can provide detailed information on the taxonomic composition and ...

Contamination and other errors in DNA analysis have occurred at the Washington State Patrol crime labs, most of it the result of sloppy work. The most common problems are cross-contamination by ...