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. 2022 May 27;19(11):6555. doi: 10.3390/ijerph19116555

Figure 3.

Figure 3

Patomechanisms inducing an increased possibility of COVID-19 infection in diabetic patients. Antidiabetic treatment, especially combined with other drugs, leads to overexpression of the ACE-2 receptor—a gateway for COVID-19. Deterioration of immune system function in diabetes facilitates the infection and increases its severity.