Vaccination with Plasmodium vivax Duffy-binding protein inhibits parasite growth during controlled human malaria infection

MM Hou, JR Barrett, Y Themistocleous… - Science translational …, 2023 - science.org
There are no licensed vaccines against Plasmodium vivax. We conducted two phase 1/2a
clinical trials to assess two vaccines targeting P. vivax Duffy-binding protein region II …

Systems biology of malaria explored with nonhuman primates

MR Galinski - Malaria journal, 2022 - Springer
Abstract “The Primate Malarias” book has been a uniquely important resource for multiple
generations of scientists, since its debut in 1971, and remains pertinent to the present day …

Monoclonal antibodies for malaria prevention

M Aleshnick, M Florez-Cuadros, T Martinson… - Molecular Therapy, 2022 - cell.com
Monoclonal antibodies are highly specific proteins that are cloned from a single B cell and
bind to a single epitope on a pathogen. These laboratory-made molecules can serve as …

A systematic analysis of the human immune response to Plasmodium vivax

FA Bach, DM Sandoval, M Mazurczyk… - The Journal of …, 2023 - Am Soc Clin Investig
BACKGROUND The biology of Plasmodium vivax is markedly different from that of P.
falciparum; how this shapes the immune response to infection remains unclear. To address …

Plasmodium vivax latent liver infection is characterized by persistent hypnozoites, hypnozoite-derived schizonts, and time-dependent efficacy of primaquine

EL Flannery, N Kangwanrangsan, V Chuenchob… - … Therapy-Methods & …, 2022 - cell.com
Plasmodium vivax is a malaria-causing pathogen that establishes a dormant form in the liver
(the hypnozoite), which can activate weeks, months, or years after the primary infection to …

PvDBPII elicits multiple antibody-mediated mechanisms that reduce growth in a Plasmodium vivax challenge trial

FJ Martinez, M White, M Guillotte-Blisnick, C Huon… - npj Vaccines, 2024 - nature.com
The receptor-binding domain, region II, of the Plasmodium vivax Duffy binding protein
(PvDBPII) binds the Duffy antigen on the reticulocyte surface to mediate invasion. A …

Analyses of human vaccine-specific circulating and bone marrow-resident B cell populations reveal benefit of delayed vaccine booster dosing with blood-stage …

JR Barrett, SE Silk, CG Mkindi… - Frontiers in …, 2024 - frontiersin.org
We have previously reported primary endpoints of a clinical trial testing two vaccine
platforms for the delivery of Plasmodium vivax malaria DBPRII: viral vectors (ChAd63, MVA) …

Preliminary characterization of Plasmodium vivax sporozoite antigens as pre-erythrocytic vaccine candidates

J Nicholas, SL De, P Thawornpan… - PLoS Neglected …, 2023 - journals.plos.org
Plasmodium vivax pre-erythrocytic (PE) vaccine research has lagged far behind efforts to
develop Plasmodium falciparum vaccines. There is a critical gap in our knowledge of PE …

Immunogenicity of a Plasmodium vivax vaccine based on the duffy binding protein formulated using adjuvants compatible for use in humans

FJ Martinez, M Guillotte-Blisnick, C Huon, P England… - Scientific Reports, 2023 - nature.com
The invasion of reticulocytes by Plasmodium vivax merozoites is dependent on the
interaction of the Plasmodium vivax Duffy Binding Protein (PvDBP) with the Duffy antigen …

Potential role of vaccines in elimination of Plasmodium vivax

M White, CE Chitnis - Parasitology International, 2022 - Elsevier
The unique biology of Plasmodium vivax, with its ability to form latent hypnozoites in the liver
stage and the early appearance of gametocytes during blood stage infection, makes it …