ADIPOQ and Alzheimer disease: We have also demonstrated that in AD patients, strong correlations exist between increased serum adiponectin levels and almost all studied cytokines as well as specific microbial taxa, including Actinobacteria, and Acidomicrobiia at the class level, and Prevotella, Faecalibacterium, Christensenellaceae R-7 at the genus level, and Oscillospiraceae at the family level [18].