The \documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$\text{ER}\alpha$$\end{document}ERα knockout phenotype is primarily characterized by infertility in female and male mice [73]. Here, ESR1 is linked to Infertility.