协作组于1978年2月至1984年1月对嫜螂(cockroaches)提取物(代号AT_2)进行药理药化实验,现将部分结果简报如下。 1.AT_2对小鼠肉瘤的抑制作用 1.1 材料:95％酒精对蟑螂进行回流提取,制成浓度2g/ml的注射液;昆明种小鼠,雄性,体重20～25g; The collaborative group conducted pharmacological and pharmacological experiments on the cockroaches extract (Code AT_2) from February 1978 to January 1984. 1.AT_2 inhibitory effect on mouse sarcoma 1.1 Materials: 95% alcohol was used for reflux extraction of sputum, made into a concentration of 2g/ml injection; Kunming mice, male, weight 20 ~ 25g;