作者从佛肚树(麻风树属)茎中提得对革兰氏阳性菌有抑制作用的生物碱“四甲基吡嗪”。佛肚树(Jatropha podagrica Hook)是一种常见于西非和欧洲部分地区的灌木。非洲已知的15种中有8种分布在非洲西部,5种在尼日利亚。这些植物的根、茎和叶在传 The authors extracted tetramethylpyrazine, an alkaloid that has an inhibitory effect on gram-positive bacteria, from the stem of the leech tree (Jatropha). Jatropha podagrica Hook is a shrub commonly found in parts of West Africa and Europe. Of the 15 species known to Africa, 8 are distributed in western Africa and 5 in Nigeria. The roots, stems, and leaves of these plants are transmitted