Validating an In Vitro NAD+ Assay for Mitochond...

Learn how to validate an in vitro NAD+ assay for mitochondrial complex I activity in senescent fibroblasts while controlling for p21-induced cell cycle arrest

Standardizing an in vitro NAD+ repletion assay ...

P21 confounds NAD+ measurements in neuronal cultures. A four-arm assay with washout and copper controls isolates true repletion from artifacts.

Designing a Robust In Vitro Study for GHK-Cu: C...

Learn how to design reliable in vitro studies for GHK-Cu by controlling for copper ion interference and choosing the right cell viability assays to avoid false