Method for preparing mixed solution of porcine spleen transfer factor and chicken bursa Fabricius and application thereof

The invention provides a mixed solution of porcine spleen transfer factor and chicken bursa Fabricius, and a preparation method and application thereof, belonging to the technical field of biomedicine. The pig spleen, Chicken bursa Fabricius and water are mixed and homogenized, the obtained homogenate is mixed with acetic acid after being freezed and thawed repeatedly for 5-7 times, stirred, centrifuged, inactivated and hydrolyzed sequentially, the obtained inactivated hydrolysate is ultrafiltered and sterilized to obtain sterile solution which is concentrated to 19-21% of sterile regulating liquid volume, and the mixed solution of pig spleen transfer factor and chicken bursin is obtained. The pig spleen transfer factor and chicken bursa of Fabricius mixed solution prepared by the preparation method provided by the invention has high ribose polypeptide content, and the pig spleen transfer factor and chicken bursa of Fabricius mixed solution prepared by the invention can be used in combination with live swine