DNA collection has become an essential part of genetic testing, أبحاث الأصول, paternity testing, تحقيقات الطب الشرعي, and biomedical research. Among the non-invasive DNA collection methods available today, saliva collection and cheek swab (buccal swab) collection are the two most widely used options. But which method is better? The answer depends on your specific application, sample collection environment, and DNA quality …