Introduction: is one of the most critical intestinal protozoans in various hosts, including humans and mice. To determine the status of infection in wild rodents in China.
Methods: A total of 344 faecal samples were collected from seven wild rodent species from three provinces, and the small subunit ribosomal RNA ( rRNA) genes of were amplified to determine their prevalence and subtypes.
Results: Of the 344 samples, 54 (15.70%) were detected as positive. The prevalence of was 26.14% (40/153), 7.95% (7/88), and 6.80% (7/103) in wild rodents from Hunan Province, Yunnan Province, and Guangxi Province, respectively. The prevalence of in different wild rodent species varied from 0.00% (0/13) in to 40.00% (2/5) in . The prevalence of in samples from the lake beach area (27.40%, 40/146) was significantly higher than in those from the mountain (6.80%, 7/103) and field regions (7.37%, 7/95). The prevalence in different seasons was 26.14% in summer (40/153), 7.95% in autumn (7/88), and 6.80% in winter (7/103). Moreover, a total of two subtypes were identified in the investigated wild rodents, including ST4 and ST5.
Discussion: The present study discovered the existence of infection in , , , , , and , expanding the host range of this parasite. The findings also demonstrate that wild rodents may be an important potential infection source for infection in humans and other animals.
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http://dx.doi.org/10.3389/fvets.2024.1432741 | DOI Listing |
BMC Infect Dis
December 2024
Shenzhen Third People's Hospital, National Clinical Research Centre for Infectious Disease, The Second Affiliated Hospital of Southern University of Science and Technology, Shenzhen, China.
Background: Bacterial pathogens frequently encounter host-derived metabolites during their colonization and invasion processes, which can serve as nutrients, antimicrobial agents, or signaling molecules for the pathogens. The essential nutrient choline (Cho) is widely known to be utilized by a diverse range of bacteria and may undergo conversion into the disease-associated metabolite trimethylamine (TMA). However, the impact of choline metabolism on bacterial physiology and virulence remains largely unexplored.
View Article and Find Full Text PDFSci Rep
December 2024
Department of Medicinal Chemistry, University of Minnesota, Minneapolis, MN, 55455, USA.
Exposure to reactive oxygen species (ROS) can induce DNA-protein crosslinks (DPCs), unusually bulky DNA lesions that block replication and transcription and play a role in aging, cancer, cardiovascular disease, and neurodegenerative disorders. Repair of DPCs depends on the coordinated efforts of proteases and DNA repair enzymes to cleave the protein component of the lesion to smaller DNA-peptide crosslinks which can be processed by tyrosyl-DNA phosphodiesterases 1 and 2, nucleotide excision and homologous recombination repair pathways. DNA-dependent metalloprotease SPRTN plays a role in DPC repair, and SPRTN-deficient mice exhibit an accelerated aging phenotype and develop liver cancer early in life.
View Article and Find Full Text PDFCancer Genomics Proteomics
December 2024
Department of Medicine, Division of Medical Oncology, School of Medicine, Showa University, Tokyo, Japan;
Background/aim: The Kaplan-Meier curves for patients treated with immune checkpoint inhibitors (ICIs) display a small group of potentially-cured patients with long-term survival, creating a 'kangaroo-tail' shape of the survival curve. However, the mechanistic basis of this phenomenon and what occurs in patients whose cancer is resistant to ICIs remain unclear. The present study aimed to answer these questions.
View Article and Find Full Text PDFMar Drugs
December 2024
Interdisciplinary Center of Marine and Environmental Research (CIIMAR/CIMAR), University of Porto, Terminal de Cruzeiros do Porto de Leixões, Av. General Norton de Matos s/n, 4450-208 Matosinhos, Portugal.
The natural products industry is gaining increasing interest, not only due to modern lifestyles becoming more aware of environmental and sustainability issues but also because of the loss of efficacy and undesirable side effects of synthetic ingredients. This pioneering study provides a comprehensive comparison between extracts obtained from wild and commercial samples of Linnaeus, highlighting their multifaceted benefits in cosmetic applications. The antiaging potential of acetone (70 and 90%) and ethanol 60% extracts from wild and commercial samples of , focusing on their application in cosmetics, was explored.
View Article and Find Full Text PDFCNS Neurosci Ther
December 2024
Department of Anesthesiology, Sichuan Provincial People's Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China.
Aims: This study investigated the protective role of Annexin A1 (ANXA1) in sepsis-associated encephalopathy (SAE) by examining its effects on brain vascular endothelium and blood-brain barrier (BBB) integrity.
Methods: Mice were divided into four groups: wild type (WT), cecal ligation and puncture (CLP), ANXA1 knockout (ANXA1[-/-]), and ANXA1(-/-) with CLP. Neurobehavioral changes were assessed using the Y-maze test, while BBB integrity was evaluated through Evans blue dye (EBD) staining and permeability tests with fluorescein isothiocyanate (FITC)-dextran.
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