An electronic dashboard for oxygen monitoring and stockout prevention was implemented during the COVID-19 pandemic in 2022 by Jhpiego through the United States Agency for International Development Reaching Impact, Saturation, and Epidemic Control program and Government of Lesotho across 12 hospitals in Lesotho. Nurses documented patient blood oxygen levels, oxygen usage, and facility-level stocks on a daily checklist, which populated a dashboard that estimated oxygen demand usage and visualized facility-level oxygen stocks and impending stockouts. During 359 facility days evaluated, dashboard data reported 82/1,796 patients (4.6%) as hypoxemic, 186,802 L/day average oxygen usage, and successful prevention of all 14 potential stockouts.
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http://dx.doi.org/10.5588/pha.24.0046 | DOI Listing |
Langmuir
March 2025
China Guangxi Key Laboratory of Petrochemical Resource Processing and Process Intensification Technology, School of Chemistry and Chemical Engineering, School of Resources, Environment and Materials, Guangxi University, Nanning 530004, China.
In the context of scarce metal resources, the one-step separation and recovery of high-value copper metal ions from secondary resources is of significant importance and presents substantial challenges. This study identified a Zn-based triazole MOF (Zn(tr)(OAc)) with accessible and noncoordinated terminal hydroxyl groups within its framework. The Zn(tr)(OAc) surpasses most currently reported Cu-specific MOF adsorbents regarding adsorption capacity and Cu selectivity.
View Article and Find Full Text PDFACS Appl Bio Mater
March 2025
College of Chemistry and Chemical Engineering, Qingdao University, Qingdao 266071, China.
Photodynamic therapy (PDT) has been demonstrated to be an effective tool for cancer treatment. Seeking organelle-targeting photosensitizers (PSs) with robust reactive oxygen species (ROS) production is extremely in demand. Herein, we propose an aggregation-induced photosensitization strategy for effective PDT with osmium complexes.
View Article and Find Full Text PDFInorg Chem
March 2025
Southern Laboratories - 208A, Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur 208016, India.
Redox-inactive metal ions functioning as Lewis acids (LA) play a significant role in modulating the redox reactivity of metal-oxygen intermediates such as metal-oxo, metal-superoxo, and metal-peroxo species. In photosystem II (PS-II), the redox-inactive metal ion Ca is critical for O activation, although its precise function remains unclear. Inspired by nature's use of redox-inactive metal ions, this study aims to characterize complexes of high-valent Cu(III) bound Lewis acids, (where M = Zn, Eu, Yb, and Sc), through various spectroscopic techniques, including UV-vis and resonance Raman spectroscopic analyses.
View Article and Find Full Text PDFJ Cardiothorac Vasc Anesth
February 2025
Department of Anesthesiology, The Ohio State University Wexner Medical Center,Columbus, OH.
Chest
March 2025
Northwell Health Division of Medical Toxicology, North Shore University Hospital, Manhasset, NY.
Inhalation of elemental mercury is a rare cause of ARDS, with limited published case reports to provide guidance regarding disease progression and management. Although extracorporeal membrane oxygenation (ECMO) has been used to treat toxin-induced lung injury, its application to initial treatment and long-term recovery for inhalation of mercury remains undescribed. We present a case of a 56-year-old man who works at a thermometer factory presenting with severe ARDS secondary to inhaled elemental mercury with confirmatory blood and urine mercury levels.
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