Gene expression analysis helps uncover how cells function, adapt, and contribute to disease. Techniques from microarray preprocessing to advanced single-cell proteomics offer complementary insights ...

The Food and Drug Administration (FDA) is taking the first steps toward potentially easing access to certain peptide injections that are currently restricted due to safety concerns. The agency on ...

The Food and Drug Administration is taking the first step toward potentially allowing compounding pharmacies to produce seven peptides that are currently restricted because of the agency’s previous ...

In the early 2020s, interest in GLP-1 weight loss drugs exploded. Now, as we move deeper into the decade, a new buzzword is taking over: peptides. And the demand for peptides continues to surge. “The ...

Claiming that a topical ingredient can deliver Botox-like results is considered too good to be true. Rarely does something actually live up to the promise of reducing the appearance of deep wrinkles ...

Sarah Todd returned to reporting in January 2025 after being assignment editor at STAT since October 2022. You can reach Sarah on Signal at sarahlizchar.47. Robert F. Kennedy Jr. tends to favor health ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up for Dispatches, a newsletter that spotlights wrongdoing around the country, to receive our stories in your inbox every ...

Peptides are widely marketed as a kind of "holy grail" for workout recovery and physical performance. You may have seen advertisements online claiming these supplements can significantly boost muscle ...

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Peptides are having a social media moment. Ads and posts promise the fountain of youth, weight loss, longer hair, stronger nails and other benefits. "'Peptides' is used very loosely," said Lee Nunn, a ...