Novel acidic polycyclic ether antibiotics and microorganisms useful in the production thereof
申请人:PFIZER INC.
公开号:EP0400915A2
公开(公告)日:1990-12-05
This invention relates to novel acidic polycyclic ether antibiotics CP-91,243 and CP-91,244 of the formula
wherein R is H in CP-91,243 and R is CH₃ in CP-91,244. The invention also relates to novel Actinomadura roseorufa microorganisms; processes for producing the novel antibiotics and the known antibiotic UK-58,852; methods for controlling coccidial infections in poultry, enteritis in livestock and swine dysentery; methods for promoting growth and/or improving efficiency of feed utilization in ruminant or monogastric animals; and nutrient feed compositions.
本发明涉及新型酸性多环醚抗生素 CP-91,243 和 CP-91,244,其式为
其中 CP-91,243 中 R 为 H,CP-91,244 中 R 为 CH₃。本发明还涉及新型 Actinomadura roseorufa 微生物;生产新型抗生素和已知抗生素 UK-58,852 的工艺;控制家禽球虫感染、家畜肠炎和猪痢疾的方法;促进反刍动物或单胃动物生长和/或提高饲料利用效率的方法;以及营养饲料组合物。