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Senolytic Peptide FOXO4-DRI Selectively Removes Senescent Cells From in vitro Expanded Human Chondrocytes Huang Y, He Y, Makarcyzk MJ, Lin H Frontiers in Bioengineering and Biotechnology (2021) This study demonstrated that FOXO4-DRI selectively removes senescent cells from human chondrocyte cultures expanded in vitro, providing direct evidence of the peptide's senolytic activity in human cells relevant to joint and cartilage aging

The lyophilized presentation helps support peptide stability during storage while providing laboratories with a convenient format for experimental preparation

Kohl, Z

Clinical Chemistry and Laboratory Medicine

Additionally, a bicinchoninic acid (BCA) assay was used to determine the protein concentration

But full correction of deficiency symptoms usually takes 4-8 weeks minimum