Recent GWAS have identified strong associations for AD and A\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{upgreek}\usepackage{mathrsfs}\setlength{\oddsidemargin}{-69pt}\begin{document}$\beta $\end{document}42 at the complement receptor 1 (CR1) locus [51, 52]. The gene discussed is CR1; the disease is Alzheimer disease.