dna barcoding
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DNA Barcoding Herbal Supplements: Promise and Pitfalls
DNA testing can prove which plant went into a capsule, but only if the product still contains readable DNA. Most extracts do not.
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Seafood Substitution: When the Fish Is Not the Fish
Once a fish is filleted, skinned and cooked, almost nothing visible identifies the species, and DNA testing keeps finding that the label is optimistic.
