Freezed dry preparation of lecithal antibody and its producing method
Patent number: CN1509765
Publication date: 2004-07-07
Inventor: WANG JINLUO (CN); XU FUZHOU (CN); SONG WEIPING (CN)
Applicant: ANIMAL HUSBANDRY & VETERNARY I (CN)
Classification:
- international: A61K39/395; A61K9/19; A61P1/12
- european:
Application number: CN20020156900 20021220
Priority number(s): CN20020156900 20021220
Abstract of CN1509765
A freeze dried yolk antibody prearation including dual or polyvalent one is prepared through preparing bacteria or viral immunogen, applying it to laying hen, collecting ink eggs, extracting yolk antibody, using acidified distilled water to remove fat, using chloroform to remove insoluble substance, ultrafiltering for concentrating, proportional mixing and freeze drying.
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