FINSTRLOVÁ, Adéla, Ivana MAŠLAŇOVÁ, Bob BLASDEL, Jiří DOŠKAŘ, Friedrich GÖTZ and Roman PANTŮČEK. Interaction of therapeutic kayvirus phage with Staphylococcus aureus on transcriptomic level. In NIVB Meeting 2022. 2022. ISSN 2336-7210.
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Original name Interaction of therapeutic kayvirus phage with Staphylococcus aureus on transcriptomic level
Authors FINSTRLOVÁ, Adéla, Ivana MAŠLAŇOVÁ, Bob BLASDEL, Jiří DOŠKAŘ, Friedrich GÖTZ and Roman PANTŮČEK.
Edition NIVB Meeting 2022, 2022.
Other information
Original language English
Type of outcome Konferenční abstrakta
Country of publisher Czech Republic
Confidentiality degree is not subject to a state or trade secret
WWW URL
Organization Přírodovědecká fakulta – Repository – Repository
ISSN 2336-7210
Keywords in English non-traditional antibacterials; phage therapy; bacteriophage; phage-host interactions; transcriptome; RNAseq
Links LX22NPO5103, research and development project.
Changed by Changed by: RNDr. Daniel Jakubík, učo 139797. Changed: 14/3/2023 03:37.
Abstract
The treatment of infections caused by human and veterinary pathogen Staphylococcus aureus is becoming worldwide healthcare concern due to the increasing resistance of the bacterium to antibiotics. A promising alternative to currently used drugs is represented by lytic phages from genus Kayvirus. However, the implementation of rational phage therapy into medicine requires to understand the interactions between bacteriophages and pathogens. To address this issue, we analysed RNA seqeuncing data of two Staphylococcus aureus strains infected by type phage K of the Kayvirus genus K with potential in phage therapy. The temporal transcriptional profile of phage K was similar in both analysed strains except for a few genes. Analysis of the RNA-Seq data also revealed antisense transcription and transcription from non-coding DNA with potential role in the regulation of phage and host gene expression. The transcription response of S. aureus to phage K infection firstly corresponded to a general response to stress and DNA damage1. Bacterial differentially expressed genes were involved in nucleotide biosynthesis, amino acid and energy metabolism and cell wall synthesis genes. Furthermore, we detected during the late phase of phage K infection slightly increased transcription of staphylococcal virulence genes functioning in adhesion and immune system evasion. Our results clarify the global transcriptional interaction between phage and bacterial host, which will ensure safer usage of phage therapeutics and may also serve as a basis for development of new antibacterial strategies.
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  • a concrete person Mgr. Lucie Vařechová, uco 106253
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  • a concrete person Mgr. Michal Maňas, uco 2481
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