Purification And Immune Effect Of Goat Antibody Against NDV

Fowl New castle disease is an acute and contagious disease for bird species . It always shows septicemia clinically. Breathing difficulty, alo laxata, nerves disorder, mucous membrane and plasma membrane-rragia are some important symptoms of this disease. For it is acute and highly fatal, it severely threatens development of poultry industry. decide that New Castle Disease has been fallen into A category disease by International Veterinary Bureau. Now it remain occurrence and spread in world. There is a long road to walk to control and eliminate this disease.Vaccines Preventing New castle disease are as following: New castle disease medium virulence live vaccine(strainâ… ), for fowl of more than 2 months or vaccinated with New castle disease low virulence live vaccine ; New castle disease low virulence live vaccine (strainâ…¡, F strain, Lasota strain, Lasota-Clone30 strain, N79 strain), for more than 7 days- age fowl; fowl New castle disease inactivated vaccine, for more than 2 week-age fowl. All those vaccines usually have stable virulence, long immunization-time and immunogenicity is reliable.Specific antibody preparation for Preventing New castle disease of ostrich, turkey and peacock etc. usually is heterogeneity zoic hypsi- immunization serum, heterogeneity zoic hypsi- immunization blood plasma and birds hypsi- immunization yolk, diluted by physiologic saline...