Abstract
Antimicrobial peptides are small molecules with activity against bacteria, yeasts, fungi, viruses, bacteria, and even tumor cells that make these molecules attractive as therapeutic agents. Due to the alarming increase of antimicrobial resistance, interest in alternative antimicrobial agents has led to the exploitation of antimicrobial peptides, both synthetic and from natural sources. Thus, many peptide-based drugs are currently commercially available for the treatment of numerous ailments, such as hepatitis C, myeloma, skin infections, and diabetes. Initial barriers are being increasingly overcome with the development of cost-effective, more stable peptides. Herein, we review the available strategies for their synthesis, bioinformatics tools for the rational design of antimicrobial peptides with enhanced therapeutic indices, hurdles and shortcomings limiting the large-scale production of AMPs, as well as the challenges that the pharmaceutical industry faces on their use as therapeutic agents.
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This work was supported by the Fundação para a Ciência e a Tecnologia (FCT, Portugal), European Union, QREN, FEDER, and COMPETE for funding the QOPNA research unit (project PEst-C/QUI/UI0062/2013), research project (PTDC/EXPL/BBB-BEP/0317/2012; QREN (FCOMP-01-0124-FEDER-027554), and to CENTRO-07-ST24-FEDER-002034 (co-financiated by QREN, Mais Centro-Programa Operacional Regional do Centro e União Europeia/ Fundo Europeu de Desenvolvimento Regional).
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João Pinto da Costa and Marta Cova contributed equally to this work.
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da Costa, J.P., Cova, M., Ferreira, R. et al. Antimicrobial peptides: an alternative for innovative medicines?. Appl Microbiol Biotechnol 99, 2023–2040 (2015). https://doi.org/10.1007/s00253-015-6375-x
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DOI: https://doi.org/10.1007/s00253-015-6375-x