Researchers conducted the test by taking blood samples from 120 dogs to compare to shelter employee's answers. (petguide.com)
As part of the study, the researchers took blood samples from 120 dogs from four shelters and developed DNA profiles for each dog. (veterinarypracticenews.com)
The researchers examined the association between coffee consumption and levels of circulating hormones in blood samples collected from a subset of men in the cohort. (criticalillnessinsuranceinfo.org)