protein kinase C delta peptide activator

Protein kinase C delta peptide activator is a cell-permeable, synthetic peptide designed to selectively activate the delta isoform of protein kinase C (PKCδ). Developed by researchers at the Philadelphia College of Osteopathic Medicine, this peptide typically consists of a sequence derived from the PKCδ V1 domain, conjugated to a cell-penetrating peptide such as the trans-activator of transcription (Tat) peptide and a lipid moiety like myristic acid (Myr) to enhance cellular uptake. PKCδ activation is known to induce apoptosis in various cancer cells, including breast cancer (MCF7), while simultaneously providing cardioprotective effects by mitigating oxidative stress-induced damage in cardiomyocytes, such as that caused by the chemotherapeutic agent doxorubicin. It is being investigated for its potential as a standalone antitumor therapy or as a protective adjuvant to reduce the cardiotoxic side effects of anthracycline treatment.

Other names

cell-permeable protein kinase C delta peptide activatorPKC delta activator peptidedual conjugated N-terminous myristic acid and trans-activator of transcription peptide PKCδ+ peptide