[11C]methylsulfonePETThree compounds 1–3 containing methyl-sufanyl, sufinyl, or sulfonyl groups are strong inhibitors of glycogen synthase kinase 3β (GSK-3β), an enzyme associated with Alzheimer's disease. We labeled 1–3 with 11C for a positron emission tomography (PET) brain imaging ...
搜索智能精选 题目数量关系4,6,8,9,() A. 10 B. 11 C. 12 D. 14 答案选C,4到8加了4,6到9加了3,也就是8再加4或9再加3