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Fluorescent Silk Tags to Help Differentiate Fake Medicines

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Silkworms can produce edible, fluorescent silk cocoons (left side of left image); the proteins from the cocoons can be used in codes (right) to verify the authenticity of medications. Credit: Adapted from ACS Central Science 2022, DOI: 10.1021/acscentsci.1c01233 Recent changes, such as the development of online pharmacies and supply chain issues, have made it simpler for counterfeiters to profit from fake or adulterated drugs. Researchers have now constructed edible tags made of fluorescent silk proteins that may be put directly on tablets or in a liquid therapy, according to a study published in ACS Central Science . A smartphone app can scan the codes on the tags to verify the source and purity of the medications. Of late, the number of online pharmacies has exploded, offering a wide range of pharmaceuticals straight to clients' homes. Some of these companies are legitimate, while others operate unlawfully, offering poor, wrongly labeled, or tainted with undesired ingredients co

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