The increasing prevalence of bacterial infections and the rise in antibiotic resistance have prompted the search for alternative therapeutic strategies. One promising approach involves combining plant-based bioactive substances with nanoparticles, which have demonstrated improved antimicrobial activity compared to their free forms, both in vitro, in vivo, and in clinical studies. This approach not only improves their stability but also enables targeted delivery to bacterial cells, reducing side effects and minimising the risk of resistance development, leading to more effective treatments. This narrative review explores the benefits of combining bioactive plant compounds (berberine, catechin, chelerythrine, cinnamaldehyde, ellagic acid, proanthocyanidin, and sanguinarine) with nanoparticles for the treatment of bacterial infections (caused by , spp., , , , , and ), highlighting the potential of this approach to overcome the limitations of traditional antimicrobial therapies. Ultimately, this strategy offers a promising alternative in the fight against resistant bacterial strains, paving the way for the development of more effective and sustainable treatments.
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http://dx.doi.org/10.3390/ijms26031254 | DOI Listing |
Pediatr Infect Dis J
March 2025
Divisions of Pediatric Emergency Medicine and Pediatric Infectious Diseases, Baylor College of Medicine, Houston, Texas.
Background: Infection is a leading cause of death after pediatric heart transplants (PHTs). Understanding of common pathogens is needed to guide testing strategies and empiric antibiotic use.
Methods: We conducted a 3-center retrospective study of PHT recipients ≤18 years old presenting to cardiology clinics or emergency departments (EDs) from 2010 to 2018 for evaluation of suspected infections within 2 years of transplant.
Pediatr Infect Dis J
March 2025
From the Department of Emergency and Transport Medicine, National Center for Child Health and Development, Tokyo, Japan.
Febrile infants 8-60 days of age underwent multiplex polymerase chain reaction (mPCR) testing in the emergency department. The virus-positive rate was 61.3%, with serious bacterial infections (SBIs) at 12.
View Article and Find Full Text PDFN Engl J Med
March 2025
Department of Disease Control, London School of Hygiene and Tropical Medicine, London.
Background: Hospital studies suggest that scrub typhus is a leading cause of severe undifferentiated fever in regions across Asia where the disease is endemic, but the population-based incidence of infection and illness has been little studied.
Methods: We conducted a population-based cohort study to assess epidemiologic and clinical characteristics of scrub typhus in 37 villages in Tamil Nadu, India, where the disease is highly endemic. Study participants were visited every 6 to 8 weeks over a period of 2 years; a venous blood sample was obtained from those who had had fever since the last visit.
ACS Biomater Sci Eng
March 2025
College of Stomatology, Chongqing Medical University, 426 Songshibei Road, Yubei District, Chongqing 401147, China.
Infected bone defects show a significant reduction in neovascularization during the healing process, primarily due to persistent bacterial infection and immune microenvironmental disorders. Existing treatments are difficult to simultaneously meet the requirements of antibacterial and anti-inflammatory treatments for infected bone defects, which is a key clinical therapeutic challenge that needs to be addressed. In this study, a conductive hydrogel based on copper nanoparticles was developed for controlling bacterial infection and remodeling the immune microenvironment.
View Article and Find Full Text PDFSci Transl Med
March 2025
Lundquist Institute, Harbor-University of California at Los Angeles (UCLA) Medical Center, Torrance, CA 90502, USA.
Mucormycosis is a fungal infection caused by Mucorales fungi that cause severe disease and fatality, especially in immunocompromised individuals. Although vaccines and immunotherapeutics have been successful in combating viral and bacterial infections, approved antifungal immunotherapies are yet to be realized. To address this gap, monoclonal antibodies targeting invasive fungal infections have emerged as a promising approach, particularly for immunocompromised patients who are unlikely to maximally benefit from vaccines.
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