Introduction: Rhodococcus equi is recognized as an emerging pathogen that causes important morbidity and mortality among immunocompromised patients.
Objective: to confirm the presence of R. equi in pleural fluid through the restriction fragment length polymorphism technique.
Methods: the pleural fluid sample from one AIDS patient with respiratory symptoms was used. Microbiologic culture, staining tests, phenotypic and biochemical tests and restriction fragment length polymorphism technique for the diagnosis of microorganism were performed.
Results: the staining technique along with the phenotypic and biochemical tests provided the presumptive diagnosis of R. equi infection, which was further confirmed by the molecular techniques.
Conclusions: this paper reported the molecular detection of R. equi from one HIV/aids patient for the first time in Cuba. The results suggested that the molecular biology techniques could be used in the diagnosis and identification of R. equi.
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Virol J
December 2024
Department of Laboratory Medicine, University Town Hospital of Chongqing Medical University, No. 55, Middle Road University, Chongqing, 410331, China.
Objectives: To analyze the molecular epidemiological characteristics of influenza viruses in influenza-like cases in Chongqing Hi-Tech Zone, China, to provide data support and a scientific basis for optimizing influenza prevention and control strategies in the region.
Materials And Methods: A retrospective analysis was conducted on the molecular epidemiological characteristics of influenza viruses in influenza-like cases at a hospital in Chongqing Hi-Tech Zone from 2021 to 2024. Colloidal gold detection of viral antibodies, fluorescent PCR detection of nucleic acids, and gene sequencing were used to identify the different subtypes.
Breast Cancer Res
December 2024
Graduate Institute of Clinical Medicine, College of Medicine, Taipei Medical University, Taipei, 11031, Taiwan.
Background: Triple negative breast cancer (TNBC) belongs to the worst prognosis of breast cancer subtype probably because of distant metastasis to other organs, e.g. lungs.
View Article and Find Full Text PDFJ Transl Med
December 2024
Department of Medical Genetics, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
Creating fast, non-invasive, precise, and specific diagnostic tests is crucial for enhancing cancer treatment outcomes. Among diagnostic methods, those relying on nucleic acid detection are highly sensitive and specific. Recent developments in diagnostic technologies, particularly those leveraging Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR), are revolutionizing cancer detection, providing accurate and timely results.
View Article and Find Full Text PDFVirchows Arch
December 2024
Laboratory of Clinical and Experimental Pathology, Pasteur Hospital, Université Côte d'Azur, CHU Nice, FHU OncoAge, IHU RespirERA, Nice, France.
EGFR status assessment is mandatory for adjuvant decision-making of resected stage IB-IIIA non-squamous non-small cell lung cancer (NS-NSCLC). It is questionable whether single-gene RT-PCR versus next-generation sequencing (NGS) should be used for this evaluation. Moreover, co-occurring mutations have an impact on tumor behavior and may influence future therapeutic decision-making.
View Article and Find Full Text PDFNat Methods
December 2024
Istituto Italiano di Tecnologia, Center for Biomolecular Nanotechnologies, Arnesano, Italy.
Optical approaches to monitor neural activity are transforming neuroscience, owing to a fast-evolving palette of genetically encoded molecular reporters. However, the field still requires robust and label-free technologies to monitor the multifaceted biomolecular changes accompanying brain development, aging or disease. Here, we have developed vibrational fiber photometry as a low-invasive method for label-free monitoring of the biomolecular content of arbitrarily deep regions of the mouse brain in vivo through spontaneous Raman spectroscopy.
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