Preliminary Phytochemical Screening and Antiviral Potential of Methanol Stem Bark Extract of Enantia chlorantha Oliver (Annonaceae) and Boswellia dalzielii Hutch (Burseraceae) against Newcastle Disease In Ovo

(1) Dr. Elena Maria Varoni, Dipartimento di Scienze Biomediche, Chirurgiche ed Odontoiatriche, University of Milan, Italy. (2) Dr. Vikram Verma, Department of Veterinary and Biomedical Sciences, University of Minnesota, USA. (3) Dr. Marcello Iriti, Professor, Plant Biology and Pathology, Department of Agricultural and Environmental Sciences, Milan State University, Italy.