The poor pharmacokinetics, side effects and particularly the rapid emergence of drug resistance compromise the efficiency of the clinically used anti-HIV drugs. Therefore, the discovery of novel and effective NNRTIs is still an extremely primary mission. Arylthioacetanilide family is one of the highly active HIV-1 NNRTIs against wide-type (WT) HIV-1 and a wide range of drug-resistant mutant strains. Especially, VRX-480773 and RDEA806 have been chosen as candidates for further clinical studies. In this article, we review the discovery and development of the arylthioacetanilides, and, especially, pay much attention to the structural modifications, SARs conclusions and molecular modeling. Moreover, several medicinal chemistry strategies to overcome drug resistance involved in the optimization process of arylthioacetanilides are highlighted, providing valuable clues for further investigations.
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http://dx.doi.org/10.1016/j.ejmech.2015.07.043 | DOI Listing |
Nanotechnology
January 2025
Department of Biotechnology, Kalasalingam Academy of Research and Education (Deemed to be University), Anand Nagar, School of Bio, Chemical & Process Enginneering, Krishnankoil, Krishnan Kovil, Tamil Nadu, 626126, INDIA.
Significant progress has been made in cancer therapy with protein-based nanocarriers targeted directly to surface receptors for drug delivery. The nanocarriers are a potentially effective solution for the potential drawbacks of traditional chemotherapy, such as lack of specificity, side effects, and development resistance. Peptides as nanocarriers have been designed based on their biocompatible, biodegradable, and versatile functions to deliver therapeutic agents into cancer cells, reduce systemic toxicity, and maximize therapy efficacy through utilizing targeted ligands such as antibodies, amino acids, vitamins, and other small molecules onto protein-based nanocarriers and thus ensuring that drugs selectively accumulate in the cancer cells instead of healthy organs/drug release at a target site without effects on normal cells, which inherently caused less systemic toxicity/off-target effect.
View Article and Find Full Text PDFACS Nano
January 2025
Wuya Faculty of Innovation, Shenyang Pharmaceutical University, Shenyang 110016, China.
Antidrug antibodies (ADAs) against biologics present a major challenge for sustained biotherapy, including enzyme replacement therapies and adeno-associated virus (AAV) gene therapies. These antibodies arise from undesirable immune responses, leading to altered pharmacokinetics, reduced efficacy, and adverse reactions. In this study, we introduced a rationally designed lipid-rapamycin (Rapa)-based nanovaccine to restore immune tolerance to biologics and overcome drug resistance.
View Article and Find Full Text PDFPLoS One
January 2025
Veterinary School, Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
Salmonella Dublin is a serovar that causes severe infections and cattle. Despite the importance of this agent, research on achieving its elimination from dairy farms is limited, which complicates risk mitigation and control efforts. This study thus aimed to assess the prevalence of S.
View Article and Find Full Text PDFPLoS Pathog
January 2025
School of BioSciences, The University of Melbourne, Parkville, Victoria, Australia.
Pathogenic protists are responsible for many diseases that significantly impact human and animal health across the globe. Almost all protists possess mitochondria or mitochondrion-related organelles, and many contain plastids. These endosymbiotic organelles are crucial to survival and provide well-validated and widely utilised drug targets in parasitic protists such as Plasmodium and Toxoplasma.
View Article and Find Full Text PDFAm J Health Syst Pharm
January 2025
Pharmacotherapy Department, Washington State University College of Pharmacy and Pharmaceutical Sciences, Spokane, WA, USA.
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