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    • 3. 发明申请
    • A METHOD TO PURIFY COCCIDIAL OOCYSTS FROM ANIMAL FAECES, A SYSTEM SUITABLE FOR APPLYING THIS METHOD AND OOCYSTS OBTAINED THEREWITH
    • 一种从动物实验中筛选合适的OOCYSTS的方法,适用于本方法的系统和获得的OOCYSTS的方法
    • WO2015150512A1
    • 2015-10-08
    • PCT/EP2015/057294
    • 2015-04-02
    • INTERVET INTERNATIONAL B.V.INTERVET INC.
    • GEVERS, KoenSCHETTERS, Theodorus Petrus Maria
    • C12N1/02C12N1/10
    • C12N1/10C12N1/02
    • The invention pertains to a method to purify coccidial oocysts having dimensions between Dmin and Dmax from faeces comprising the steps of collecting the faeces containing the coccidial oocysts from host animals, diluting the faeces in an aqueous medium, separating a coarse fraction comprising macroscopic particulate matter from the diluted faeces and collecting an aqueous fraction containing the oocysts, characterised in that the method further comprises sieving the aqueous fraction over a first sieve deck having mesh openings to let the oocysts pass, to obtain an aqueous filtrate comprising the oocysts and a first residue comprising particles larger than the oocysts,and sieving the aqueous filtrate over a second sieve deck having mesh openings to obstruct passing of the oocysts through this sieve deck, to obtain a second residue comprising the purified oocysts and a waist filtrate comprising particles smaller than the oocysts. The invention also pertains to a system suitable for applying this method and to oocysts obtained therewith.
    • 本发明涉及一种从粪便中净化Dmin和Dmax之间的尺寸的球虫卵囊的方法,包括以下步骤:从宿主动物中收集含有球虫卵囊的粪便,在水性介质中稀释粪便,将包含肉眼可见颗粒物质的粗级分从 稀释的粪便并收集含有卵囊的含水部分,其特征在于,所述方法还包括在具有筛孔的第一筛板上筛分含水部分以使卵囊通过,以获得包含卵囊的含水滤液和含有 大于卵囊的颗粒,并且在含有筛孔的第二筛板上筛分含水滤液以阻止卵囊通过该筛甲板,获得包含纯化的卵囊的第二残留物和包含小于卵囊的颗粒的腰滤液。 本发明还涉及适用于该方法的系统和由其获得的卵囊。