Production of avian embryo cells
OwnerSharad Devidasrao Sawarkar, Christopher Patrick Gullyinventors
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Abstract
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.
Claims23
A method for preparing avian embryo cells comprising:
- a) obtaining an avian embryo from an avian egg,
- b) preparing cells from the whole embryo, and
- c) optionally filtering the cell preparation at 20 microns or more.
An improved method for preparing avian embryo cells from an embryo, the improvement residing in preparing the cells from the whole embryo and subsequently filtering the cell preparation at 20 microns or more.
A culture or composition of avian embryo cells, wherein said cells or an ancestor thereof have been prepared from a whole embryo and filtered at 20 microns or more.
Dependencies are inferred from the claim text.