ergot alkaloid

例句：

1. 1. The ergot fungus is responsible for the production of ergotamine, a drug used to treat migraines.
   曲霉真菌负责生产曲马多，这是一种用于治疗偏头痛的药物。
2. 2. The ergot fungus grows on barley and can cause it to sprout abnormally.
   曲霉真菌生长在大麦上，会导致它异常发芽。
3. 3. The ergot fungus has been found in several countries around the world, including China.
   曲霉真菌已在全球范围内的多个国家发现，包括中国。