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Empowerment through knowledge: Qualitative perceptions of 'undetectable equals Untransmittable' among people living with HIV and tuberculosis in South Africa.
Int J Nurs Stud
January 2025
Johns Hopkins University Center for Infectious Disease and Nursing Innovation, Baltimore, MD, USA; Johns Hopkins University School of Nursing, Baltimore, MD, USA.
Introduction: Undetectable equals untransmittable (U=U) is an education campaign promoting science that people living with human immunodeficiency virus (HIV) who maintain an undetectable viral load cannot transmit HIV to others. Researchers theorize that undetectable equals untransmittable messaging will decrease HIV stigma by reducing fears of HIV transmission and providing evidence to dismantle discriminatory policies. However, little is known about how people with HIV in South Africa interpret the results of their viral load tests, undetectable equals untransmittable messaging, or its impact on stigma.
View Article and Find Full Text PDF«Green-Ligand» in Metallodrugs Design-Cu(II) Complex with Phytic Acid: Synthetic Approach, EPR-Spectroscopy, and Antimycobacterial Activity.
Molecules
January 2025
N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences, Leninsky Prosp. 31, 119991 Moscow, Russia.
The interaction of sodium phytate hydrate CHOP·xNa·yHO (phytNa) with Cu(OAc)·HO and 1,10-phenanthroline (phen) led to the anionic tetranuclear complex [Cu(HO)(phen)(phyt)]·2Na·2NH·32HO (), the structure of the latter was determined by X-ray diffraction analysis. The phytate is completely deprotonated; six phosphate fragments (with atoms P1-P6) are characterized by different spatial arrangements relative to the cyclohexane ring (1a5e conformation), which determines two different types of coordination to the complexing agents-P1 and P3, P4, and P6 have monodentate, while P2 and P5 are bidentately bound to Cu cations. The molecular structure of the anion complex is stabilized by a set of strong intramolecular hydrogen bonds involving coordinated water molecules.
View Article and Find Full Text PDFA novel non-invasive murine model for rapidly testing drug activity via inhalation administration against .
Front Pharmacol
January 2025
State Key Laboratory of Respiratory Disease, Joint School of Life Sciences, Guangzhou Chest Hospital, Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, Guangzhou Medical University, Guangzhou, China.
The efficacy of many compounds against is often limited when administered via conventional oral or injection routes due to suboptimal pharmacokinetic characteristics. Inhalation-based delivery methods have been investigated to achieve high local therapeutic doses in the lungs. However, previous models, typically employing wild-type strains, were intricate, time-consuming, labor-intensive, and with poor reproducibility.
View Article and Find Full Text PDFDiscovery and biological evaluation of nitrofuranyl-pyrazolopyrimidine hybrid conjugates as potent antimicrobial agents targeting and methicillin-resistant .
RSC Med Chem
December 2024
Natural Products and Medicinal Chemistry Division, CSIR-Indian Institute of Integrative Medicine Canal Road Jammu-180001 India
Nitrofuran and pyrazolopyrimidine-based compounds possess a broad antimicrobial spectrum including Gram-positive and Gram-negative bacteria. In the present work, a series of conjugates of these scaffolds was synthesized and evaluated for antimicrobial activity against and methicillin-resistant (MRSA). Many compounds showed MIC values of ≤2 μg ml, with compound 35 demonstrating excellent activity (MICs: 0.
View Article and Find Full Text PDFEmergence of antibiotic-specific phenotypes during prolonged treatment of mice.
Antimicrob Agents Chemother
January 2025
Rocky Mountain Regional VA Medical Center, Aurora, Colorado, USA.
A major challenge in tuberculosis (TB) therapeutics is that antibiotic exposure leads to changes in the physiology of (), which may enable the pathogen to withstand treatment. While antibiotic-treated has been evaluated in experiments it is unclear if and how long-term treatment with diverse antibiotics with varying treatment-shortening activity (sterilizing activity) affects physiologic processes differently. Here, we used SEARCH-TB, a pathogen-targeted RNA-sequencing platform, to characterize the transcriptome in the BALB/c high-dose aerosol infection mouse model following 4 weeks of treatment with three sterilizing and three non-sterilizing antibiotics.
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