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  1. Research article

    The nasopharyngeal microbiota of beef cattle before and after transport to a feedlot

    The nasopharyngeal (NP) microbiota plays an important role in bovine health, comprising a rich and diverse microbial community. The nasopharynx is also the niche for potentially pathogenic agents which are ass...

    Devin B. Holman, Edouard Timsit, Samat Amat, D. Wade Abbott, Andre G. Buret and Trevor W. Alexander

    BMC Microbiology 2017 17:70

    Published on: 22 March 2017

  2. Researc article

    A shift in the virulence potential of Corynebacterium pseudotuberculosis biovar ovis after passage in a murine host demonstrated through comparative proteomics

    Corynebacterium pseudotuberculosis biovar ovis, a facultative intracellular pathogen, is the etiologic agent of caseous lymphadenitis in small ruminants. During the infection process,

    Wanderson M. Silva, Fernanda A. Dorella, Siomar C. Soares, Gustavo H. M. F. Souza, Thiago L. P. Castro, Núbia Seyffert, Henrique Figueiredo, Anderson Miyoshi, Yves Le Loir, Artur Silva and Vasco Azevedo

    BMC Microbiology 2017 17:55

    Published on: 22 March 2017

  3. Research article

    Clonality, outer-membrane proteins profile and efflux pump in KPC- producing Enterobacter sp. in Brazil

    Carbapenems resistance in Enterobacter spp. has increased in the last decade, few studies, however, described the mechanisms of resistance in this bacterium. This study evaluated clonality and mechanisms of carba...

    Juliana Ferraz Rosa, Camila Rizek, Ana Paula Marchi, Thais Guimaraes, Lourdes Miranda, Claudia Carrilho, Anna S Levin and Silvia F Costa

    BMC Microbiology 2017 17:69

    Published on: 17 March 2017

  4. Research article

    Uropathogenic Escherichia coli pathogenicity islands and other ExPEC virulence genes may contribute to the genome variability of enteroinvasive E. coli

    Enteroinvasive Escherichia coli (EIEC) may be the causative agent of part of those million cases of diarrhea illness reported worldwide every year and attributable to Shigella. That is because both enteropathogen...

    Laís Cristina da Silva, Ana Carolina de Mello Santos and Rosa Maria Silva

    BMC Microbiology 2017 17:68

    Published on: 16 March 2017

  5. Research article

    Prevalence, virulence factor genes and antibiotic resistance of Bacillus cereus sensu lato isolated from dairy farms and traditional dairy products

    B. cereus are of particular interest in food safety and public health because of their capacity to cause food spoilage and disease through the production of various toxins. The aim of ...

    James Owusu-Kwarteng, Alhassan Wuni, Fortune Akabanda, Kwaku Tano-Debrah and Lene Jespersen

    BMC Microbiology 2017 17:65

    Published on: 14 March 2017

  6. Research article

    In vivo characterization of an Hfq protein encoded by the Bacillus anthracis virulence plasmid pXO1

    Bacterial Hfq proteins post-transcriptionally regulate gene expression, primarily by mediating the interaction between sRNAs (small RNAs) and their target mRNAs. The role of Hfq-based regulation has been well ...

    Andrea B. Keefer, Eugenia K. Asare, Andrei P. Pomerantsev, Mahtab Moayeri, Craig Martens, Stephen F. Porcella, Susan Gottesman, Stephen H. Leppla and Catherine E. Vrentas

    BMC Microbiology 2017 17:63

    Published on: 14 March 2017

  7. Research article

    Genome-wide analysis of a avirulent and reveal the strain induces pro-tective immunity against challenge with virulent Streptococcus suis Serotype 2

    It was previously reported in China that two recent large-scale outbreaks of Streptococcus suis serotype 2 (S. suis 2) infections in human were caused by two highly virulent S. suis 2 strains, from which a novel ...

    Jing Wang, Youjun Feng, Changjun Wang, Feng Zheng, Bachar Hassan, Liming Zhi, Wenjuan Li, Yi Yao, Elaine He, Shibo Jiang and Jiaqi Tang

    BMC Microbiology 2017 17:67

    Published on: 14 March 2017

  8. Research article

    Zinc stress induces copper depletion in Acinetobacter baumannii

    The first row transition metal ions zinc and copper are essential to the survival of many organisms, although in excess these ions are associated with significant toxicity. Here, we examined the impact of zinc...

    Karl A. Hassan, Victoria G. Pederick, Liam D. H. Elbourne, Ian T. Paulsen, James C. Paton, Christopher A. McDevitt and Bart A. Eijkelkamp

    BMC Microbiology 2017 17:59

    Published on: 11 March 2017

  9. Research article

    The altered gut microbiota in adults with cystic fibrosis

    Cystic Fibrosis (CF) is an autosomal recessive disease that affects the function of a number of organs, principally the lungs, but also the gastrointestinal tract. The manifestations of cystic fibrosis transme...

    D.G. Burke, F. Fouhy, M. J. Harrison, M. C. Rea, P. D. Cotter, O. O’Sullivan, C. Stanton, C. Hill, F. Shanahan, B. J. Plant and R. P. Ross

    BMC Microbiology 2017 17:58

    Published on: 9 March 2017

  10. Researc article

    Rapid detection of carbapenemase-producing Klebsiella pneumoniae strains derived from blood cultures by Matrix-Assisted Laser Desorption Ionization-Time of Flight Mass Spectrometry (MALDI-TOF MS)

    Carbapenemase-producing Enterobacteriaceae (CPE), particularly carbapenemase-producing Klebsiella pneumoniae isolates, are important causative agents of nosocomial infections associated with significant mortality...

    Christina Sakarikou, Marco Ciotti, Camilla Dolfa, Silvia Angeletti and Cartesio Favalli

    BMC Microbiology 2017 17:54

    Published on: 8 March 2017

  11. Research article

    Comparative genomics of Enterococcus spp. isolated from bovine feces

    Enterococcus is ubiquitous in nature and is a commensal of both the bovine and human gastrointestinal (GI) tract. It is also associated with clinical infections in humans. Subtherapeut...

    Alicia G. Beukers, Rahat Zaheer, Noriko Goji, Kingsley K. Amoako, Alexandre V. Chaves, Michael P. Ward and Tim A. McAllister

    BMC Microbiology 2017 17:52

    Published on: 8 March 2017

  12. Research article

    Disruption of rcsB by a duplicated sequence in a curli-producing Escherichia coli O157:H7 results in differential gene expression in relation to biofilm formation, stress responses and metabolism

    Escherichia coli O157:H7 (O157) strain 86–24, linked to a 1986 disease outbreak, displays curli- and biofilm-negative phenotypes that are correlated with the lack of Congo red (CR) bin...

    V. K. Sharma, D. O. Bayles, D. P. Alt, T. Looft, B. W. Brunelle and J. A. Stasko

    BMC Microbiology 2017 17:56

    Published on: 8 March 2017

  13. Research article

    Oral microbe-host interactions: influence of β-glucans on gene expression of inflammatory cytokines and metabolome profile

    The aim of this study was to evaluate the effects of β-glucan on the expression of inflammatory mediators and metabolomic profile of oral cells [keratinocytes (OBA-9) and fibroblasts (HGF-1) in a dual-chamber ...

    Viviam de Oliveira Silva, Luciano José Pereira and Ramiro Mendonça Murata

    BMC Microbiology 2017 17:53

    Published on: 7 March 2017

  14. Research article

    Prevalence and antimicrobial susceptibility of Escherichia coli O157 in beef at butcher shops and restaurants in central Ethiopia

    Ethiopia bears the largest burden of foodborne diseases in Africa, and diarrheal diseases are the second leading causes of premature deaths. Enterohemorrhagic Escherichia coli O157 causes an asymptomatic infectio...

    Ashenafi Feyisa Beyi, Akafete Teklu Fite, Ephrem Tora, Asdesach Tafese, Tadele Genu, Tamirat Kaba, Tariku Jibat Beyene, Takele Beyene, Mesula Geloye Korsa, Fanos Tadesse, Lieven De Zutter, Bruno Maria Goddeeris and Eric Cox

    BMC Microbiology 2017 17:49

    Published on: 3 March 2017

  15. Research article

    Signature-tagged mutagenesis screening revealed a novel smooth-to-rough transition determinant of Salmonella enterica serovar Enteritidis

    Salmonella enterica serovar Enteritidis (S. Enteritidis) has emerged as one of the most important food-borne pathogens for humans. Lipopolysaccharide (LPS), as a component of the outer...

    Yang Jiao, Rongxian Guo, Peipei Tang, Xilong Kang, Junlei Yin, Kaiyue Wu, Shizhong Geng, Qiuchun Li, Jun Sun, Xiulong Xu, Xiaohui Zhou, Junji Gan, Xinan Jiao, Xiufan Liu and Zhiming Pan

    BMC Microbiology 2017 17:48

    Published on: 3 March 2017

  16. Research article

    Bacterial and fungal core microbiomes associated with small grain silages during ensiling and aerobic spoilage

    Describing the microbial populations present in small grain silage and understanding their changes during ensiling is of interest for improving the nutrient value of these important forage crops. Barley, oat a...

    Lysiane Duniere, Shanwei Xu, Jin Long, Chijioke Elekwachi, Yuxi Wang, Kelly Turkington, Robert Forster and Tim A. McAllister

    BMC Microbiology 2017 17:50

    Published on: 3 March 2017

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