Allelic Forms of Merozoite Surface Protein-3 in Plasmodium falciparum Isolates From Southeast of Iran

AuthorAdel Ebrahimzadehen
AuthorSaeed Mohammadien
AuthorAli Jamshidien
Issued Date2014-05-01en
AbstractBackground: Genetic diversity has provided Plasmodium falciparum with the potential capacity of avoiding the immune response, and possibly supported the natural selection of drug or vaccine-resistant parasites. Merozoite surface protein-3 (MSP-3) has been used to develop vaccines and investigate the genetic diversity regarding P. falciparum malaria in Iran. Objectives: The main goal of this study was to analyze the polymorphic antigen MSP-3 genes across southeast of Iran among four different districts, to identify the differences in the allele frequency and genetic diversity. Materials and Methods: Nested polymerase chain reaction amplification was used to determine polymorphisms of N-terminal region of the MSP-3 gene. A total of 85 microscopically positive P. falciparum infected individuals from southeast of Iran were included in this study. Results: Of the 85 confirmed P. falciparum samples obtained from four different districts, 72 were successfully scored for MSP-3.The MSP-3 allele classes (K1 and 3D7 types) showed comparable prevalence in all districts. Overall frequencies of K1 and 3D7 allele classes were 94.5 % for both. Conclusions: Since no study has yet looked at the extent of P. falciparum MSP-3 in this geographic region, these data can be helpful to support development of a vaccine based on MSP-3 against malaria. There should be a comparative analysis in different seasonal peaks to indicate the allelic polymorphism of MSP-3 over a period.en
DOIhttps://doi.org/10.5812/jjm.9829en
Keyword<i>Plasmodium falciparum</i>en
KeywordMerozoite surface protein 3en
KeywordPlasmodiumen
KeywordGenetic Variationen
KeywordIranen
PublisherBrieflandsen
TitleAllelic Forms of Merozoite Surface Protein-3 in Plasmodium falciparum Isolates From Southeast of Iranen
TypeResearch Articleen

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