A 43-year-old woman in good health was admitted to the hospital 3 days after photorefractive keratectomy (PRK) in the left eye with postoperative bandage contact lens application. She had developed a severe keratitis with ulceration and hypopyon. Upon the patient's admission to the hospital, the contact lens was removed. Ofloxacin eyedrops were prescribed 4 times a day. In the hospital, the patient was successfully treated with immediate thermocautery application, followed by full-thickness keratoplasty the next day and intensive systemic and topical antibiotics. Cultures were positive for methicillin-resistant Staphylococcus aureus (MRSA). Severe MRSA keratitis is a rare cause of infection after PRK.
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http://dx.doi.org/10.1016/s0886-3350(01)01076-8 | DOI Listing |
Nat Commun
January 2025
College of Chemistry, Nankai University, Tianjin, China.
Pathogenic intracellular bacteria pose a significant threat to global public health due to the barriers presented by host cells hindering the timely detection of hidden bacteria and the effective delivery of therapeutic agents. To address these challenges, we propose a tandem diagnosis-guided treatment paradigm. A supramolecular sensor array is developed for simple, rapid, accurate, and high-throughput identification of intracellular bacteria.
View Article and Find Full Text PDFCarbohydr Res
January 2025
Faculty of Chemistry, University of Wrocław, Wrocław, 50-383, Poland.
Triggered by the urgent need to tackle the global crisis of multidrug-resistant bacterial infections, in this work, we present a way to overcome chloramphenicol resistance by introducing modifications based on the glycosylation of its hydroxyl groups. The synthesized derivatives demonstrate complete resistance to the action of recombinant chloramphenicol acetyltransferase (CAT) from Escherichia coli and efficacy against methicillin-resistant Staphylococcus aureus (MRSA), Escherichia coli ESBL, and Pseudomonas aeruginosa ATCC 27853. Glycosylation gives chloramphenicol an additional advantage - the stable glycosidic form is less toxic to human dermal fibroblasts and has significantly better water solubility than non-glycosylated chloramphenicol.
View Article and Find Full Text PDFPlants (Basel)
January 2025
Arkansas Biosciences Institute, Arkansas State University, Jonesboro, AR 72401, USA.
Phenolic compounds, such as stilbenes and flavonoids, from spp. exhibit diverse biological activities, including antimicrobial, anti-inflammatory, and cytotoxicity properties. To this end, the objectives of this study were to establish hairy root cultures of and assess its capacity to produce these bioactive compounds.
View Article and Find Full Text PDFPharmaceuticals (Basel)
January 2025
MML Medical Centre, Bagno 2, 00-112 Warsaw, Poland.
Inappropriate and excessive use of antibiotics is responsible for the rapid development of antimicrobial resistance, which is associated with increased patient morbidity and mortality. There is an urgent need to explore new antibiotics or alternative antimicrobial agents. a commensal microorganism but is also responsible for numerous infections.
View Article and Find Full Text PDFJ Clin Med
January 2025
Department of Medical Biology, Faculty of Nursing and Midwifery, Wroclaw Medical University, 50-368 Wroclaw, Poland.
The growing resistance of bacteria to antibiotics is a serious problem in health care. The present study aims to assess the drug resistance of , , and isolated from infections in a multispecialty hospital over a 6-year period. Identification and antimicrobial susceptibility testing were performed using the VITEK2 automated system (Biomerieux).
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