A variant of Vero cell line has been obtained, adapted to the Russian Eagle's medium with 8% fetal calf serum. The variant is characterized by intensive cell proliferation, possesses a different content of chromosomes, contains no oncogens and contaminants, specifically, Mycoplasma. The strain was characterized and certified in accordance with the WHO requirements. Inoculation (110 ampules) and working (100 ampules) stocks at the levels of the 170th and 178th passages were placed for storage in liquid nitrogen. Vero (B) cell line is sensitive to herpes simplex virus types 1 and 2, CMV, hepatitis A virus, recombinant variolovaccinia strain expressing HbS antigen, etc. The line retains its biological properties from passage 178 to passage 200 and is recommended for control and preparation of various biomedical agents, including antiviral vaccines.
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Bioorg Chem
January 2025
Department of Organic Chemistry, Faculty of Pharmacy, October University for Modern Sciences and Arts (MSA), October 6 City 12451, Egypt. Electronic address:
A series of fluoroquinolone analogs (II, III) derived from Ciprofloxacin hydrazide were designed, and synthesized. The NCI-60 Human Tumor Cell Line Screening assay indicated that compounds II, III, and III are the most potent among the series and were further selected for five-dose evaluation, where they exhibited potent cytotoxicity with mean GI values of 3.30, 2.
View Article and Find Full Text PDFJ Med Virol
January 2025
Laboratório de Morfologia e Morfogênese Viral, Instituto Oswaldo Cruz, Fundação Oswaldo Cruz-Fiocruz, Rio de Janeiro, Brazil.
An unprecedented global outbreak caused by the monkeypox virus (MPXV) prompted the World Health Organization to declare a public health emergency of international concern on July 23, 2022. Therapeutics and vaccines for MPXV are not widely available, necessitating further studies, particularly in drug repurposing area. To this end, the standardization of in vitro infection systems is essential.
View Article and Find Full Text PDFVirol J
January 2025
State Key Laboratory of Vaccines for Infectious Diseases, Xiang An Biomedicine Laboratory, School of Life Sciences, School of Public Health, Xiamen University, Xiamen, 361102, PR China.
Coxsackievirus A6 (CVA6) has emerged as a major pathogen causing hand, foot and mouth disease (HFMD) outbreaks worldwide. The CVA6 epidemic poses a new challenge in HFMD control since there is currently no vaccine available against CVA6 infections. The Vero cell line has been widely used in vaccine production, particularly in the preparation of viral vaccines, including poliovirus vaccines and EV71 vaccines.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Department of Infectious Diseases, University of Melbourne at the Doherty Institute for Infection and Immunity, Melbourne, VIC, Australia.
Human nasal epithelium (HNE) organoid models of SARS-CoV-2 infection were adopted globally during the COVID-19 pandemic once it was recognized that the Vero cell line commonly used by virologists did not recapitulate human infection. However, the widespread use of HNE organoid infection models was hindered by the high cost of media and consumables, and the inherent limitation of basal cells as a scalable continuous source of cells. The human Calu-3 cell line, generated from a lung adenocarcinoma, was shown to largely recapitulate infection of the human epithelium and to preserve the SARS-CoV-2 genomic fidelity.
View Article and Find Full Text PDF<b>Background and Objectives:</b> This study characterized a bacterial strain, BN122, isolated from the root tissues of purple sticky rice (<i>Oryza sativa</i> L. var. glutinosa).
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