The first KPC-3-producing K. pneumoniae isolates detected in the UK were highly genetically related to a KPC-3-producing Israeli K. pneumoniae strain. This relatedness was consistent with the history of one UK patient, who had been hospitalized previously in Israel. However, this strain may be circulating more widely since the second UK patient had no identifiable links with Israel or other overseas countries.
Some genotypes of Acinetobacter baumannii, defined by pulsed-field gel electrophoresis (PFGE), have been found in many hospitals. Our aim was to find variable number tandem repeat (VNTR) loci capable of providing discrimination among isolates with highly similar or identical PFGE profiles, to gain insights into the epidemiology. Thirteen loci identified in A. baumannii ATCC 17978 were tested using a panel of isolates that included multiple representatives of genotypes belonging to the three European clonal lineages. Two loci, with repeat units of 9 and 6 bp respectively were selected. Repeat numbers varied between 3 and 29, and 9 and 26 respectively at the two loci. The repeat numbers of representatives of each genotype often differed between hospitals, providing a means of tracking patient transfers and possible transmissions between patients. The results suggest that this analysis accurately reflects the known epidemiological information, and provides a valuable tool for cross-infection studies.
Here, we report the draft genome sequence of Wohlfahrtiimonas chitiniclastica strain 20, isolated from a chicken carcass originated from indoor broiler farming and identified using matrix-assisted laser desorption ionization–time of flight (MALDI-TOF) mass spectrometry followed by sequencing of the 16S rRNA gene.
Wohlfahrtiimonas chitiniclastica is an emerging zoonotic bacterium commensally living in larvae of particular flies. It has been associated with human and animal infections but never isolated from food. In the present study, a whole chicken carcass was rinsed in buffered peptone water which was then inoculated into BHI and the growth plated onto selective medium. Species identification was performed by MALDI-TOF MS. Those bacteria identified as W. chitiniclastica were subjected to 16S rRNA sequencing for confirmation and MEGA software was used to obtain their phylogenetic position. The findings of this study raise concerns regarding the abattoir, transport and stock practices of frozen meat carcasses and should be of interest with regard to microbiology, entomology and food production.
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