METHODS AND COMPOSITIONS FOR VACCINATION OF POULTRY

摘要

The present invention provides methods of inducing an immune response against Clostridium species in birds, for protecting birds from Clostridium infection, and/or for protecting birds from related disorders such as necrotic enteritis. The methods can be practiced in ovo and/or post-hatch. The invention further provides compositions and methods for delivery of a composition of this invention in ovo directly to the embryo body.