The present invention generally relates to a strain of Lactobacillus probiotic bacteria and a poultry vaccine for use in the in ovo vaccination of poultry, wherein said strain and said vaccine are administered to an embryonated poultry egg. Compositions suitable for use in an in ovo vaccination protocol for poultry comprising a strain of Lactobacillus probiotic bacteria and a vaccine diluent which is suitable for the poultry vaccine to be used in said vaccination protocol are also provided, as are suitable kits for use in the invention.

The present invention generally relates to a strain of Lactobacillus probiotic bacteria and a poultry vaccine for use in the in ovo vaccination of poultry, wherein said strain and said vaccine are administered to an embryonated poultry egg. Compositions suitable for use in an in ovo vaccination protocol for poultry comprising a strain of Lactobacillus probiotic bacteria and a vaccine diluent which is suitable for the poultry vaccine to be used in said vaccination protocol are also provided, as are suitable kits for use in the invention.

The present invention generally relates to a strain of Lactobacillus probiotic bacteria and a poultry vaccine for use in the in ovo vaccination of poultry, wherein said strain and said vaccine are administered to an embryonated poultry egg. Compositions suitable for use in an in ovo vaccination protocol for poultry comprising a strain of Lactobacillus probiotic bacteria and a vaccine diluent which is suitable for the poultry vaccine to be used in said vaccination protocol are also provided, as are suitable kits for use in the invention.

The present invention relates to compositions and methods for preparing cells from avian embryos. The invention also relates to cultures of such cells and the uses thereof, particularly for producing viruses such as MDV. The invention also relates to methods for the preparation of vaccines using such cells or viruses.

The present invention relates to compositions and methods for preparing cells from avian embryos. The invention also relates to cultures of such cells and the uses thereof, particularly for producing viruses such as MDV. The invention also relates to methods for the preparation of vaccines using such cells or viruses.

The present invention generally relates to a strain of Lactobacillus probiotic bacteria and a poultry vaccine for use in the in ovo vaccination of poultry, wherein said strain and said vaccine are administered to an embryonated poultry egg. Compositions suitable for use in an in ovo vaccination protocol for poultry comprising a strain of Lactobacillus probiotic bacteria and a vaccine diluent which is suitable for the poultry vaccine to be used in said vaccination protocol are also provided, as are suitable kits for use in the invention.

A vaccine delivery method is presented that includes a composition including as one component a slurry matrix that is a liquid at room temperature and a gel at physiological pH, physiological salt concentrations and/or physiological temperatures and as a second component one or more antigens. Also included are methods of inducing an immune response in a subject and vaccinating a subject by administering such compositions.

A vaccine delivery method is presented that includes a composition including as one component a slurry matrix that is a liquid at room temperature and a gel at physiological pH, physiological salt concentrations and/or physiological temperatures and as a second component one or more antigens. Also included are methods of inducing an immune response in a subject and vaccinating a subject by administering such compositions.

The present invention includes a composition including as one component a slurry matrix that is a liquid at room temperature and a gel at physiological pH, physiological salt concentrations and/or physiological temperatures and as a second component one or more antigens. Also include are methods of inducing an immune response in a subject and vaccinating a subject by administering such compositions.

The present invention includes a composition including as one component a slurry matrix that is a liquid at room temperature and a gel at physiological pH, physiological salt concentrations and/or physiological temperatures and as a second component one or more antigens. Also include are methods of inducing an immune response in a subject and vaccinating a subject by administering such compositions.