Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy

In many organisms, antimicrobial peptides (AMPs) display wide activities in innate host defense against microbial pathogens. Mammalian AMPs include the cathelicidin and defensin families. LL37 is the only one member of the cathelicidin family of host defense peptides expressed in humans. Since its d...

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Main Authors: Fatai Lu, Yingkang Zhu, Guodong Zhang, Zunpeng Liu
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-08-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphar.2022.944147/full
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author Fatai Lu
Yingkang Zhu
Guodong Zhang
Zunpeng Liu
author_facet Fatai Lu
Yingkang Zhu
Guodong Zhang
Zunpeng Liu
author_sort Fatai Lu
collection DOAJ
description In many organisms, antimicrobial peptides (AMPs) display wide activities in innate host defense against microbial pathogens. Mammalian AMPs include the cathelicidin and defensin families. LL37 is the only one member of the cathelicidin family of host defense peptides expressed in humans. Since its discovery, it has become clear that they have pleiotropic effects. In addition to its antibacterial properties, many studies have shown that LL37 is also involved in a wide variety of biological activities, including tissue repair, inflammatory responses, hemotaxis, and chemokine induction. Moreover, recent studies suggest that LL37 exhibits the intricate and contradictory effects in promoting or inhibiting tumor growth. Indeed, an increasing amount of evidence suggests that human LL37 including its fragments and analogs shows anticancer effects on many kinds of cancer cell lines, although LL37 is also involved in cancer progression. Focusing on recent information, in this review, we explore and summarize how LL37 contributes to anticancer effect as well as discuss the strategies to enhance delivery of this peptide and selectivity for cancer cells.
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spelling doaj.art-1aabe9d9e9b544c595dcd0a6a2f5e0ad2022-12-22T04:02:35ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122022-08-011310.3389/fphar.2022.944147944147Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapyFatai LuYingkang ZhuGuodong ZhangZunpeng LiuIn many organisms, antimicrobial peptides (AMPs) display wide activities in innate host defense against microbial pathogens. Mammalian AMPs include the cathelicidin and defensin families. LL37 is the only one member of the cathelicidin family of host defense peptides expressed in humans. Since its discovery, it has become clear that they have pleiotropic effects. In addition to its antibacterial properties, many studies have shown that LL37 is also involved in a wide variety of biological activities, including tissue repair, inflammatory responses, hemotaxis, and chemokine induction. Moreover, recent studies suggest that LL37 exhibits the intricate and contradictory effects in promoting or inhibiting tumor growth. Indeed, an increasing amount of evidence suggests that human LL37 including its fragments and analogs shows anticancer effects on many kinds of cancer cell lines, although LL37 is also involved in cancer progression. Focusing on recent information, in this review, we explore and summarize how LL37 contributes to anticancer effect as well as discuss the strategies to enhance delivery of this peptide and selectivity for cancer cells.https://www.frontiersin.org/articles/10.3389/fphar.2022.944147/fullantimicrobial peptidescathelicidin (LL37)hCAP18LL37canceranticancer
spellingShingle Fatai Lu
Yingkang Zhu
Guodong Zhang
Zunpeng Liu
Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy
Frontiers in Pharmacology
antimicrobial peptides
cathelicidin (LL37)
hCAP18
LL37
cancer
anticancer
title Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy
title_full Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy
title_fullStr Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy
title_full_unstemmed Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy
title_short Renovation as innovation: Repurposing human antibacterial peptide LL-37 for cancer therapy
title_sort renovation as innovation repurposing human antibacterial peptide ll 37 for cancer therapy
topic antimicrobial peptides
cathelicidin (LL37)
hCAP18
LL37
cancer
anticancer
url https://www.frontiersin.org/articles/10.3389/fphar.2022.944147/full
work_keys_str_mv AT fatailu renovationasinnovationrepurposinghumanantibacterialpeptidell37forcancertherapy
AT yingkangzhu renovationasinnovationrepurposinghumanantibacterialpeptidell37forcancertherapy
AT guodongzhang renovationasinnovationrepurposinghumanantibacterialpeptidell37forcancertherapy
AT zunpengliu renovationasinnovationrepurposinghumanantibacterialpeptidell37forcancertherapy