EFFICACY OF COMMERCIAL INFECTIOUS BRONCHITIS VACCINES AGAINST CANADIAN DELMARVA (DMV/1639) INFECTIOUS BRONCHITIS VIRUS INFECTION IN LAYERS

Efficacy of Commercial Infectious Bronchitis Vaccines against Canadian Delmarva (DMV/1639) Infectious Bronchitis Virus Infection in Layers

Vaccination is the most important way to control infectious bronchitis (IB) in chickens.Since the end of 2015, the Delmarva (DMV)/1639 strain of infectious bronchitis virus (IBV) has caused significant damage to the layer flocks in Eastern Canada.The efficacy of a combination of existing IB vaccines licensed in Canada was assessed against experimen

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Comparative measurement of short-term fluoride release and inhibition of caries around restoration by ion releasing restorative materials: an in vitro study

Abstract The main objective of the current study is to compare short-term fluoride release of three ion releasing restorative materials and assess their inhibitory effect on secondary caries.Materials used in this study included, Self-adhesive hybrid composite (group A), Ion releasing flowable composite liner (group B), and alkasite restorative mat

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