回答“科普闲谈”网友关于治疗AD疾病药物GV-971的问题，这是个寡糖类化合物，应该是从海洋生物的提取物衍生而来的。结构如下。

 

“GV-971 is a novel, marine-derived oligosaccharide, which has multi targeting mechanisms including inhibition of amyloid-β fibril formation, neuroinflammation, and recondition of dysbiosis of gut microbiota",