| 摘要 |
NEW MATERIAL:A compound expressed by the formula. USE:A medicine for thrombosis having excellent inhibitory action on blood platelet agglutination by arachidonic acid, adenosine diphosphate and collagen. PREPARATION:For example, Streptomyces sp. A-8059 strain is cultured under aerobic conditions using a culture medium (mainly a liquid culture medium) containing various nutriments to afford the objective compound. Glucose, sucrose, waste molasses, starch, etc., are used alone or in a mixture as a carbon source. Meat extracts, oatmeal, yeast extracts, soybean flour, etc., are used as a nitrogen source. |
