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. 2021 Sep 9;30(4):1244–1263. doi: 10.1007/s10924-021-02272-6

Table 4.

Coronaviruses that are significantly inhibited by HTCC polymers

Polymer Degree of substitution* (%) Coronavirus
HTCC-63 63

HCoV-NL63,

HCoV-OC43

HCoV-HKU1

MERS-CoV

HTCC-62 63

HCoV-229E

HCoV-HKU1

HTCC-65 65

HCoV-NL63

HCoV-OC43

HTCC-77 77

HCoV-229E

SARS-CoV-2

*The fraction of amine group (NH2) substituted within the chitosan chain

HHS Vulnerability Disclosure