"Buccal swabs" are a type of soft cotton swabs used to collect a sample from the inside of a person's cheek. The purpose of this sample is typically for genetic testing or DNA analysis. Full definition
A total of 150 women with a history of two or more recurrent miscarriages and 20 fertile control women with no history of pregnancy losses had buccal swabs taken for DNA analyses of 10 gene mutations [factor V G1691A, factor V H1299R (R2), factor V Y1702C, factor II prothrombin G20210A, factor XIII V34L, beta - fibrinogen -455 G > A, PAI - 1 4G / 5G, HPA1 a / b (L33P), MTHFR C677T, MTHFR A1298C]. (doctor-info.website)
Owner Responsibilities: The owner only needs to send in the study form in addition to a blood sample or buccal swab per the instructions on the study form. (vetmed.ucdavis.edu)