A rapidly growing mycobacterium similar to strains in the present Mycobacterium fortuitum complex (M. fortuitum, M. peregrinum, and M. fortuitum third biovariant complex [sorbitol positive and sorbitol negative]) was isolated from a surgically placed central venous catheter tip and three cultures of blood from a 2-year-old child diagnosed with metastatic hepatoblastoma. The organism's unique phenotypic profile and ribotype patterns differed from those of the type and reference strains of the M. fortuitum complex and indicate that this organism may represent a new pathogenic taxon.
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http://dx.doi.org/10.1128/JCM.37.4.1193-1196.1999 | DOI Listing |
Cureus
November 2024
Pulmonology, Unidade Local de Saúde Amadora/Sintra, Amadora, PRT.
Introduction The prevalence of nontuberculous mycobacteria (NTM) is higher in patients with structural lung disease and in immunocompromised patients. Lung involvement is the most common. The complex corresponds to the most identified agent.
View Article and Find Full Text PDFFront Cell Infect Microbiol
October 2024
Department of Medical Microbiology, School of Basic Medicine, Shandong Second Medical University, Weifang, Shandong, China.
Objectives: This study aims to develop a novel diagnostic approach using the recombinase aided amplification-lateral flow dipstick(RAA-LFD) assay for the distinction of (MTB) and (MAC), enabling rapid and convenient as well as accurate identification of them in clinical samples.
Methods: Our study established a duplex RAA-LFD assay capable of discriminating between MTB and MAC. Based on the principles of RAA primer and probe design, specific primers and probes were developed targeting the MTB and the MAC separately.
BMC Vet Res
October 2024
ICAR-Indian Veterinary Research Institute, Eastern Regional Station, 37, Belgachia Road, Kolkata, West Bengal, 700 037, India.
Background: Tuberculosis in cattle is caused by Mycobacterium tuberculosis complex (MTBC) species. Apart from MTBC, different Nontuberculous Mycobacteria (NTM) species have also been isolated from cattle. The presence of NTM infection in bovines makes the diagnosis of bovine tuberculosis (bTB) a cumbersome task.
View Article and Find Full Text PDFInt J Mol Sci
September 2024
National Reference Laboratory of Tuberculosis, Department of Microbiology, National Center of Infectious and Parasitic Diseases, 44A General Nikolai Stoletov Boulevard, 1233 Sofia, Bulgaria.
We investigated the rise of nontuberculous mycobacteria (NTM) infections in Bulgaria, focusing on species identification and distribution from 2018 to 2022. Utilizing advanced diagnostic tools, including the Hain Mycobacterium CM/AS method, Myco-biochip assay, and whole-genome sequencing, the study identifies and characterizes a diverse range of species from clinical samples. While , , , and were dominating, a number of rare species were also found.
View Article and Find Full Text PDFRespir Investig
November 2024
Respiratory Disease Center, Fukujuji Hospital, Japan Anti-Tuberculosis Association, Tokyo, 204-8522, Japan; Department of Clinical Mycobacteriosis, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, 852-8523, Japan; Division of Clinical Research, Fukujuji Hospital, Japan Anti-Tuberculosis Association, Tokyo, 204-8522, Japan. Electronic address:
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