Saliva has become an increasingly popular sample type for DNA collection in genetic testing, अनुसंधान, ancestry testing, पितृत्व परीक्षण, and other molecular applications. Compared with traditional blood collection, saliva sampling is simple, गैर इनवेसिव, and convenient for self-collection. But why is saliva suitable for DNA testing? The answer lies in the cells and genetic material naturally present in saliva, combined with …