Fig. 1From: The unique distribution of the Plasmodium vivax merozoite surface protein 1 in parasite isolates with short and long latent periods from the Republic of KoreaFrequency of Plasmodium vivax merozoite surface protein 1 (PvMSP-1) strains in the ROK during the previous (1996–2010) and current (2011–2013) study periods. No spot regions indicate only one subtype (S-b, B-1, and R-1) without variation; single open circle S-a subtype, double open circle S-a and S-c subtypes, triple open circle S-b like subtype, single filled circle B-2 subtype, double filled circle R2, R3, and R4 subtypes.Back to article page