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Developing a multivariate prediction model of antibody features associated with protection of malaria-infected pregnant women from placental malaria.

Aitken EH, Damelang T, Ortega-Pajares A, Alemu A, Hasang W, Saber D, Unger HW, Ome-Kaius M, Nielsen MA, Salanti A, Joe Smith J, Kent S, Hogarth PM, Wines BD, Simpson JA, Chung AW, Rogerson SJ

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  • Published 29 Jun 2021

  • Volume 10

  • ISSUE e65776

  • DOI 10.7554/eLife.65776

Abstract

Background: Plasmodium falciparum causes placental malaria, which results in adverse outcomes for mother and child. P. falciparum-infected erythrocytes that express the parasite protein VAR2CSA on their surface can bind to placental chondroitin sulfate A. It has been hypothesized that naturally acquired antibodies towards VAR2CSA protect against placental infection, but it has proven difficult to identify robust antibody correlates of protection from disease. The objective of this study was to develop a prediction model using antibody features that could identify women protected from placental malaria.