Rothia spp. (previously termed Stomatococcus) are normal flora that can cause invasive infections in immunocompromised hosts. The objective of this study was to describe infection characteristics and outcomes of Rothia spp. infections in a large cohort of children with newly diagnosed acute myeloid leukemia (AML). This retrospective chart review is a subanalysis of a larger study in which the aim was to identify factors associated with infection in pediatric patients with AML. Only sterile site infections occurring during chemotherapy were included. Among 578 children with AML, 17 (2.9%) children with at least 1 Rothia spp. infection were identified. All children were neutropenic at the time of infection. Eight (47%) had antecedent colitis or mucositis. Of the 17 infections, 16 were bacteremia and 1 was meningitis. Sepsis occurred in 4 patients, and 1 patient died due to infection. Rothia spp. infections are rare in pediatric AML but can cause significant morbidity and mortality. Future studies should describe trends in incidence and resistance patterns over time.
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http://dx.doi.org/10.1080/08880018.2016.1187231 | DOI Listing |
Sci Rep
December 2024
Cellex Laboratory, CibeRes (Centro de Investigación Biomédica en Red de Enfermedades Respiratorias), Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain.
Few studies have analyzed the role of the lung microbiome in the diagnosis of pulmonary coinfection in ventilated ICU COVID-19 patients. We characterized the lung microbiota in COVID-19 patients with severe pneumonia on invasive mechanical ventilation using full-length 16S rRNA gene sequencing and established its relationship with coinfections, mortality, and the need for mechanical ventilation for more than 7 days. This study included 67 COVID-19 ICU patients.
View Article and Find Full Text PDFAnn Clin Microbiol Antimicrob
September 2024
State Key Laboratory of Respiratory Disease, Guangzhou Key Laboratory of Tuberculosis Research, Department of Tuberculosis Internal Medicine, Guangzhou Chest Hospital, Institute of Tuberculosis, Guangzhou Medical University, Guangzhou, Guangdong, 510095, P.R. China.
Background: Respiratory microbiota is closely related to tuberculosis (TB) initiation and progression. However, the dynamic changes of respiratory microbiota during treatment and its association with TB progression remains unclear.
Methods: A total of 16 healthy individuals and 16 TB patients (10 drug-sensitive TB (DS-TB) and 6 drug-resistant TB (DR-TB)) were recruited.
Microbiol Spectr
October 2024
Unit of Microbiomics and Research Unit of Microbiome, IRCCS, Bambino Gesù Children's Hospital, Rome, Italy.
Unlabelled: The present study aimed to investigate the pharyngeal and nasal microbiota composition in children with adenotonsillar hypertrophy (AH) and assess longitudinal alterations in both microbiota after a probiotic oral spray treatment. A cohort of 57 AH patients were enrolled and randomly assigned to the probiotic and placebo groups for a 5-month treatment course. Pharyngeal and nasal swabs were collected before and after treatment and analyzed by 16S rRNA-based metataxonomics and axenic cultures for pathobiont identification.
View Article and Find Full Text PDFSci Rep
September 2024
Faculty of Biotechnology and Food Sciences, Institute of Natural Products and Cosmetics, Lodz University of Technology, Wólczańska 171/173, 90-530, Łódź, Poland.
Tomato pomace, the main by-product of tomato processing, is also an underestimated source of many active substances. This study aimed to determine the possibility of using oil obtained from tomato pomace in a face cream formulation. The bacterial community structure, face skin biophysical parameters and protection against air pollution were examined after daily application of the cosmetic by volunteers.
View Article and Find Full Text PDFInt J Mol Sci
August 2024
Department of Agricultural, Forestry, Food and Environmental Sciences (DAFE), University of Basilicata, Via dell'Ateneo Lucano 10, 85100 Potenza, Italy.
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