Increased antimicrobial resistance (AMR) has been reported for pathogenic and commensal , hampering the treatment, and increasing the burden of infectious diarrhoeal diseases in children in developing countries. This study focused on exploring the occurrence, patterns, and possible drivers of AMR isolated from children under-five years in Zambia. A hospital-based cross-sectional study was conducted in the Lusaka and Ndola districts. Rectal swabs were collected from 565 and 455 diarrhoeic and healthy children, respectively, from which 1020 were cultured and subjected to antibiotic susceptibility testing. Nearly all (96.9%) were resistant to at least one antimicrobial agent tested. Further, 700 isolates were Multi-Drug Resistant, 136 were possibly Extensively-Drug Resistant and nine were Pan-Drug-Resistant. Forty percent of the isolates were imipenem-resistant, mostly from healthy children. A questionnaire survey documented a complex pattern of associations between and within the subgroups of the levels of MDR and socio-demographic characteristics, antibiotic stewardship, and guardians' knowledge of AMR. This study has revealed the severity of AMR in children and the need for a community-specific-risk-based approach to implementing measures to curb the problem.
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http://dx.doi.org/10.3390/microorganisms10081684 | DOI Listing |
Front Microbiol
December 2024
School of Biosciences and Technology, Vellore Institute of Technology SBST, Vellore, Tamil Nadu, India.
The emergence and re-emergence of multi-drug-resistant (MDR) infectious diseases have once again posed a significant global health challenge, largely attributed to the development of bacterial resistance to conventional anti-microbial treatments. To mitigate the risk of drug resistance globally, both antibiotics and immunotherapy are essential. Antimicrobial peptides (AMPs), also referred to as host defense peptides (HDPs), present a promising therapeutic alternative for treating drug-resistant infections due to their various mechanisms of action, which encompass antimicrobial and immunomodulatory effects.
View Article and Find Full Text PDFIntroduction Urinary tract infections (UTIs) are one of the most common bacterial infections encountered in community and healthcare settings. Increasing antimicrobial resistance patterns worldwide have limited the treatment options available. Overuse of carbapenems which were considered as the last resort for multi-drug resistant UTIs over the past decade has led to the emergence of carbapenem-resistant Enterobacterales (CRE).
View Article and Find Full Text PDFGene
January 2025
Department of Life Science and Agroforestry, Qiqihar University, 42 Wenhua Street, Qiqihaer 161006, Hei Longjiang Province, China; Key Laboratory of Resistance Gene Engineering and Protection of Biodiversity in Cold Areas, Qiqihar University, 42 Wenhua Street, Qiqihaer 161006, Hei Longjiang Province, China. Electronic address:
Multi-drug resistance-associated protein 1 (MRP1) plays critical roles in the multi-drug resistance (MDR) of cancer cells, LncRNA HOTAIR is closely related to MDR in lung cancer, however, the effects of HOTAIR on MRP1 expression and MDR in lung cancer cells (A549/DDP) remain unknown. In this study, the effects of HOTAIR on MRP1 gene expression and MDR in A549/DDP cells were monitored. LncRNA HOTAIR was upregulated in A549/DDP cells, and overexpression of HOTAIR promoted MRP1 expression and MDR development.
View Article and Find Full Text PDFJ Appl Microbiol
January 2025
Department of Bacteriology, Animal Health Research Institute (AHRI), Zagazig Branch, Agriculture Research Center (ARC), 44516, Zagazig, Egypt.
Aims: The present study aimed to detect the frequency of vancomycin resistance and virulence genes` profiles of multi-drug resistant (MDR) enterococcal isolates from different sources and to investigate the sequence heterogeneity between the esp genes of MDR and vancomycin-resistant E. faecalis isolates from chicken and human sources.
Methods And Results: Conventional phenotypic methods identified 91 isolates (60.
Tuberculosis (Edinb)
December 2024
Tuberculosis Research Program Centenary Institute, The University of Sydney, Camperdown, NSW 2006, Australia; Department of Clinical Immunology, Royal Prince Alfred Hospital, Camperdown, NSW 2050, Australia. Electronic address:
Multi-drug-resistant Mycobacterium tuberculosis is an escalating global health problem, and a strong pipeline of novel compounds is needed to combat rising antimicrobial resistance. Ecumicin is a novel analogue of the natural antimycobacterial cyclic peptide ecumicin, with selective activity against Mycobacterium species. The activity of ecumicin∗ was compared to that of frontline tuberculosis therapies under in vitro conditions representative of niches where M.
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