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. 2021 May 7;20:99. doi: 10.1186/s12933-021-01286-7

Fig. 1.

Fig. 1

SAR-COV-2 in myocardial tissue from COVID-19 autopsies. a Representative myocardial tissue specimen from 60 patients without diabetes (Non-DM) (× 400). b Representative myocardial tissue specimens from 37 patients with diabetes (DM). Brown punctate evidenced the SARS-COV-2 RNA copies in the cardiomyocytes (96 positive cells/237 cells) (× 400). These structures are marked with black arrows (SARS-COV2), and with blue arrows (Cardiomyocytes). c Mean ± SD of the percentage of SARS-COV-2 positive cardiomyocyte. Statistical test: Student’s t-test. Bonferroni correction was used to make pairwise comparisons. *P < 0.05