Microbial Succession in the Cheese Ripening Process-Competition of the Starter Cultures and the Microbiota of the Cheese Plant Environment.

A large variety of cheeses can be produced using different manufacturing processes and various starter or adjunct cultures. In this study, we have described the succession of the microbial population during the commercial production and subsequent ripening of smear-ripened cheese using 16S rRNA gene sequencing. The composition of the microbiota during the first 6 days of production was constant and consisted mainly of LAB (lactic acid bacteria) originating from the starter culture.

A method for the infectivity discrimination of enveloped DNA viruses using palladium compounds pre-treatment followed by real-time PCR.

Cultivation-based assays represent the gold standard for the assessment of virus infectivity; however, they are time-consuming and not suitable for every virus type. Pre-treatment with platinum (Pt) compounds followed by real-time PCR has been shown to discriminate between infectious and non-infectious RNA viruses. This study examined the effect of Pt and palladium (Pd) compounds on enveloped DNA viruses, paying attention to two significant pathogens of livestock - bovine herpesvirus-1 (BoHV-1) and African swine fever virus (ASFV).

Memory B-cell like chronic lymphocytic leukaemia is associated with specific methylation profile of promoter and undetectable expression of gene.

Genome methylation profiles define naïve-like (n-CLL), memory-like (m-CLL), and intermediate (i-CLL) subsets of chronic lymphocytic leukaemia (CLL). The profiles can be easily determined by the analysis of the five-CpG signature. m-CLL, i-CLL, and n-CLL with the good, intermediate, and poor prognoses, respectively, differ by the somatic hypermutation status of the immunoglobulin heavy chain variable gene (IGHV), a widely used prognostic predictor in CLL.

Genotyping of noroviruses from patients of the Pilsen University Hospital in the Czech Republic, 2017-2020.

Objective: Noroviruses are members of the Caliciviridae family and are currently segregated into at least 10 genogroups. The distribution of these viruses in the Czech Republic has not yet been investigated in detail. A pilot study was performed to contribute to the overall knowledge and understanding of norovirus circulation in the population.

Evidence of Hepatitis E Virus in Goat and Sheep Milk.

Hepatitis E virus (HEV) is the etiological agent behind hepatitis E infection. Domestic pigs and wild boars are the main animal reservoirs of HEV. Very few papers describe HEV infection in goats and sheep.