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. 2012 Apr 3;94(2):188–194. doi: 10.1016/j.antiviral.2012.03.008

Table 1.

A list of compounds in the published literature known to inhibit PRRSV replication and IC50 values for those estimated. NP – not published.

Compound IC50 Reference
Macrolide antibiotic
Bafilomycin ∼0.2 μM Kreutz and Ackermann (1996)



Cellular ion transport targeting agents
Verapamil NP Kreutz and Ackermann (1996)
Amantadine <0.2 μM
Pyrithione NP te Velthuis et al. (2010)



Endosomal acidification blockers
Ammonium chloride <0.5 mM
Chloroquinone >6 μM
Monensin NP



Plant derived lectins
Indigowoad root polysaccharide NP van der Meer et al. (2007)
Hippeastrum hybrid agglutinin >2 μM
Galanthus nivalis agglutinin >2 μM
Cymbidium sp. agglutinin NP
Urtica dioica agglutinin 4.8 ± 3.2 μM



Non-plant derived lectins
Pradimicin-A >120 μM van der Meer et al. (2007)
Cyanovirin-N NP



Chelator
N-acetylpenicillamine NP Jiang et al. (2010)