Table 1.

Zeta‐potential, cytotoxicity, and IC50 values of graphene platforms against both FCoV and SARS‐CoV‐2

Sample	Zeta‐potential mV	CC50Vero E6 [µg mL−1]	IC50FCoV [µg mL−1]	IC50SARS‐CoV‐2 [µg mL−1]
G‐PGS	−46 ± 5	>1000	>1000	>1000
G‐PGS‐C6	−46 ± 5	>1000	>1000	>1000
G‐PGS‐C9	−49 ± 7	>1000	749.4 ± 107.8	339.7 ± 128.8
G‐PGS‐C10	−56 ± 11	63.4 ± 35.8	9.8 ± 10.2	29.1 ± 12.2
G‐PGS‐C11	−54 ± 8	68.9 ± 26.4	6.3 ± 1.2	0.8 ± 0.3
G‐PGS‐C12	−56 ± 10	100.1 ± 40.2	85.2 ± 50.9	22.9 ± 7.4

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