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doi: 10.1074/jbc.M104933200

Summary Keywords GLP 1, nausea & vomiting, obesity, semaglutide, side effect, tirzepatide Citation Alhazmi A and le Roux CW (2026) Do no harm: managing nausea and vomiting in GLP-1 based obesity therapies

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Peer-reviewed literature describes peptide-related impurities in peptide medicines and contamination events during peptide manufacture, underscoring that peptide quality is not something a buyer can infer from a pretty website, a certificate screenshot, or an influencer endorsement

Longterm risk of dementia among people with traumatic brain injury in Denmark: A populationbased observational cohort study

Research Spotlight A study in PLoS One found that Thymosin Beta-4 promoted angiogenesis and tissue regeneration after cardiac injury, helping new blood vessels form in damaged tissue