ABSTRACT Staphylococcus aureus is a prominent global nosocomial and community-acquired bacterial pathogen.A strong restriction barrier presents a major hurdle for the introduction of recombinant DNA into clinical isolates of S.aureus.Here, we describe the construction and characterization of the IMXXB series of Escherichia coli strains that mimic t
Abstract Background Many animals face some form of conflict over reproductive opportunities.Queen selection in social insect colonies represents a high-stakes conflict where competition occurs among multiple queens for a few or a single reproductive role(s).The outcome of the contest is critical to the fitness of all colony individuals as most are
Adrian R Levy,1,2 Robert M Perkins,3 Karissa M Johnston,2 Sean D Sullivan,4 Vipan C Sood,5 Wendy Agnese,5 Mark A Schnitzler61Department of Community Health and Epidemiology, Dalhousie University, Halifax, NS, Canada; 2Oxford Outcomes Ltd, Vancouver, BC, Canada; 3Center for Health Research and Division of Nephrology, Geisinger Health System, Danvill
ABSTRACT Objectives: The accuracy and reliability of plaster models and digital models acquired with two different surface laser scanners were tested by means of three methods: measurement with calipers, digital measurement with proper software and superimposition of the digital models.Methods: Thirty plaster models with permanent dentition that me
Anterior teeth fracture is a common form of dental trauma that mainly affects children and adolescents.Maxillary incisors are the most commonly affected teeth.Loss of coronal tooth structure might affect esthetics and function.In recent decades, dentistry has shown many set scientific and technological advances in restorative materials.However, no