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The Development of Whole Sporozoite Vaccines for Plasmodium falciparum Malaria [PDF]

open access: yesFrontiers in Immunology, 2018
Each year malaria kills hundreds of thousands of people and infects hundreds of millions of people despite current control measures. An effective malaria vaccine will likely be necessary to aid in malaria eradication.
Ashley M Vaughan, Anil K Ghosh
exaly   +4 more sources

Rhoptry neck protein 4 plays important roles during Plasmodium sporozoite infection of the mammalian liver [PDF]

open access: yesmSphere, 2023
During invasion, Plasmodium parasites secrete proteins from rhoptry and microneme apical end organelles, which have crucial roles in attaching to and invading target cells.
Minami Baba   +5 more
doaj   +2 more sources

Novel insights from the Plasmodium falciparum sporozoite-specific proteome by probabilistic integration of 26 studies. [PDF]

open access: yesPLoS Computational Biology, 2021
Plasmodium species, the causative agent of malaria, have a complex life cycle involving two hosts. The sporozoite life stage is characterized by an extended phase in the mosquito salivary glands followed by free movement and rapid invasion of hepatocytes
Lisette Meerstein-Kessel   +10 more
doaj   +2 more sources

Exploring the repertoire of rhomboid proteases in Cryptosporidium parvum parasite: phylogenesis, structural motifs, and cellular localization in sporozoite cells [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology
Cryptosporidium parvum is an apicomplexan parasite and an important pathogen of mammals and humans, which can be infected by zoonotic transmission or directly by human-to-human contact. This parasite attacks the small intestine, and the main symptom is a
Ilaria Vanni   +4 more
doaj   +2 more sources

Plasmodium falciparum Gametes and Sporozoites Hijack Plasmin and Factor H To Evade Host Complement Killing

open access: yesMicrobiology Spectrum, 2023
Plasmodium parasites are the etiological agents of malaria, a disease responsible for over half a million deaths annually. Successful completion of the parasite’s life cycle in the vertebrate host and transmission to a mosquito vector is contingent upon ...
Medard Ernest   +7 more
doaj   +1 more source

Detection of the Rhoptry Neck Protein Complex in Plasmodium Sporozoites and Its Contribution to Sporozoite Invasion of Salivary Glands

open access: yesmSphere, 2020
In the Plasmodium life cycle, two infectious stages of parasites, merozoites and sporozoites, share rhoptry and microneme apical structures. A crucial step during merozoite invasion of erythrocytes is the discharge to the host cell membrane of some ...
Mamoru Nozaki   +5 more
doaj   +3 more sources

Human antibodies against noncircumsporozoite proteins block Plasmodium falciparum parasite development in hepatocytes

open access: yesJCI Insight, 2022
Sporozoite-based approaches currently represent the most effective vaccine strategies for induction of sterile protection against Plasmodium falciparum (Pf) malaria.
Amanda Fabra-García   +10 more
doaj   +1 more source

Looking for blood

open access: yeseLife, 2015
In vivo imaging has revealed new details about how the malaria parasite enters the bloodstream.
Pauline Formaglio, Rogerio Amino
doaj   +1 more source

Immunogenicity, Efficacy, and Safety of a Novel Synthetic Microparticle Pre-Erythrocytic Malaria Vaccine in Multiple Host Species

open access: yesVaccines, 2023
We previously reported a protective antibody response in mice immunized with synthetic microparticle vaccines made using layer-by-layer fabrication (LbL-MP) and containing the conserved T1BT* epitopes from the P. falciparum circumsporozoite protein.
Thomas J. Powell   +10 more
doaj   +1 more source

Conservation of S20 as an Ineffective and Disposable IFNγ-Inducing Determinant of Plasmodium Sporozoites Indicates Diversion of Cellular Immunity

open access: yesFrontiers in Microbiology, 2021
Despite many decades of research to develop a malaria vaccine, only one vaccine candidate has been explored in pivotal phase III clinical trials. This candidate subunit vaccine consists of a portion of a single Plasmodium antigen, circumsporozoite ...
Calvin Hon   +10 more
doaj   +1 more source

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