Bats are considered to play a significant role in the epidemiology of histoplasmosis, worldwide. We investigated the occurrence of H. capsulatum in lung samples from 89 bats, from urban areas in Southeastern Brazil, using nested PCR based on ribosomal DNA. Fungal DNA was detected in 31/89 samples (34.8%), of which 13/31 were Molossids (41.9%), 4/31 Eumops spp. (12.9%), 2/31 Artibeus lituratus (6.5%), and 12/31 others (38.7%). This is the first report of natural infection by H. capsulatum in A. lituratus in Southeastern Brazil, which reinforces the importance of these synanthropic animals in the epidemiology of histoplasmosis in urban areas.
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Toxins (Basel)
December 2024
Molecular Toxinology Lab, Research and Development Department, Ezequiel Dias Foundation-FUNED, Belo Horizonte 30510-010, MG, Brazil.
Spiders of the genus represent a public health problem in Brazil due to the severity of the cutaneous and systemic effects that may result from their bite. In the systemic form of loxoscelism, hemolytic anemia, thrombocytopenia, and disseminated intravascular coagulation can occur. Despite the seriousness of accidents, the venom of some species has not yet been properly characterized considering these hemotoxic effects, such as that of , , and .
View Article and Find Full Text PDFWater Res
December 2024
Programa de Pós-Graduação em Química Tecnológica e Ambiental (PPGQTA), Universidade Federal do Rio Grande (FURG), Rio Grande, RS 96203-900, Brazil; Instituto de Oceanografia, Universidade Federal do Rio Grande (IO-FURG), Av. Itália s/n, Rio Grande, RS 96203-900, Brazil. Electronic address:
Organotin compounds (OTs) used to be the most widely used biocide in antifouling paint systems, but the International Maritime Organization (IMO) banned them because of their high environmental toxicity to non-target organisms. Currently, at least 25 active ingredients are being employed as biocides in antifouling paint formulations. In the present study, silicone rubber-based passive sampling was used to determine the freely dissolved concentrations (C) of 6 OTs and 4 booster biocides in the water column at the entrance of Santos Port's main navigation channel, the largest Port of South America (southeastern Brazil).
View Article and Find Full Text PDFJ Int Soc Sports Nutr
December 2025
The Center for Applied Health Sciences, Canfield, OH, USA.
Creatine monohydrate supplementation (CrM) is a safe and effective intervention for improving certain aspects of sport, exercise performance, and health across the lifespan. Despite its evidence-based pedigree, several questions and misconceptions about CrM remain. To initially address some of these concerns, our group published a narrative review in 2021 discussing the scientific evidence as to whether CrM leads to water retention and fat accumulation, is a steroid, causes hair loss, dehydration or muscle cramping, adversely affects renal and liver function, and if CrM is safe and/or effective for children, adolescents, biological females, and older adults.
View Article and Find Full Text PDFPLoS Negl Trop Dis
December 2024
Department of Microbiology, University of Tennessee, Knoxville, Tennessee, United States of America.
Previous studies have reported high diversity between and within populations of Toxoplasma gondii in South America. In the present study, isolates of T. gondii from chickens were obtained from the Amazon region.
View Article and Find Full Text PDFMicrob Pathog
December 2024
Hospital Israelita Albert Einstein, Av. Albert Einstein 627, Morumbi, São Paulo, 05651-901, Brazil; Departamento de Obstetricia e Ginecologia, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil.
Endometriosis is a chronic gynecological disease that affects 10 % of reproductive-aged women and characterized by the presence of endometrial tissue outside the uterus. The disease is linked to a pro-inflammatory environment in the peritoneal fluid of patients, with high levels of cytokines, growth factors, and reactive oxygen species. Changes in the peritoneal fluid, such as altered immune cells and cytokines, can be linked to the immune balance in endometriosis.
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