Table 1.

Reported Antiviral Activities of Bacteria-derived Antiviral Lectins.

Lectin	Source	Activity (nM)	Cytotoxicity	References
Actinohivin	Longisporum albid K97-0003	HIV (2–110) HIV-1 (0.1–160), HIV-2 (2–33), SIV (11–160), HCV	No	[26, 27, 30]
Cyanovirin	Nostoc ellipsosporum	(0.6–7.6), HSV-1 (61.82–205), Influenza A and B (0.46–118), Ebola (40–154), & MARV (6–25)	Yes	[31, 32, 34–41, 45, 46]
Microvirin	Microcystis aeruginosa PCC7806	HIV (1.8–167)	Yes	[23, 48, 50]
MVL	Microcystis viridis NIES-102	HIV & HCV (14–37)	Yes	[24, 39, 51, 52]
Scytovirin	Scytonema varium	HIV (0.3–187), Ebola (41), HCV (3.2–96), & MARV (260)	No	[8, 36, 55–58]
OAA	Oscillatoria agardhii NIES-204	HIV (12)	Yes	[61–63]
PFA	Pseudomonas fluorescens	HIV (15)	Unk	[63]
MBHA	Myxococcus xanthus	HIV (12)	Unk	[63]
BOA	Burkholideria oklahomensis EO147	HIV (10–24)	Unk	[64]

Unk - Unknown