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Berberine has been tested in hundreds of studies

10.1038/s41556-019-0305-6 [DOI] [PMC free article] [PubMed] [Google Scholar] 152.Jennis, M

Miric DJ, Kisic BM, Filipovic-Danic S, Grbic R, Dragojevic I, Miric MB, Puhalo-Sladoje D (2016) Xanthine oxidase activity in type 2 diabetes mellitus patients with and without diabetic peripheral neuropathy

Molecular signaling investigations involving copper-dependent peptide communication pathways within cellular research systems Peptidemetal binding interaction studies examining the behavior of copperpeptide complexes in biochemical environments Intracellular signaling cascade analysis within experimental models exploring peptide-mediated regulatory mechanisms Stability profiling and structural integrity evaluation following peptide reconstitution and controlled storage conditions Comparative investigations analyzing copper-binding peptides within broader peptide signaling and molecular communication research frameworks Analytical benchmarking within peptide research workflows utilizing validated laboratory reference materials and chromatographic verification methods All referenced applications remain strictly confined to laboratory-based investigation and non-clinical experimental use