Fig. 1
From: Insights into estrogen impact in oral health & microbiome in COVID-19
Lingual ACE2 expression and correlations. a representative images of ACE2 expression in tongue cells of premenopausal, postmenopausal and men by immunofluorescence. b Relative light units analysis of ACE2 expression. c Spearman correlation heatmap of ACE2, OHI-S, DMF-T, viral load, saliva estrogen, and serum estrogen levels. p values ≤ 0.05 were considered significant and r = 0.4 cut off. ACE2: Angiotensin converting enzyme 2; OHI: oral hygiene index; DMF: Decay missing filled