Protective immunity differs between routes of administration of attenuated malaria parasites independent of parasite liver load

S Haeberlein, S Chevalley-Maurel… - Scientific reports, 2017 - nature.com
In humans and murine models of malaria, intradermal immunization (ID-I) with genetically
attenuated sporozoites that arrest in liver induces lower protective immunity than …

Prime-boost vectored malaria vaccines: progress and prospects

AVS Hill, A Reyes-Sandoval, G O'Hara, K Ewer… - Human …, 2010 - Taylor & Francis
The difficulty of inducing protective immunity through antibodies against sporozoites led to
efforts to assess vectored vaccines as a means of inducing protective T cell immunity against …

Priming of CD8+ T Cell Responses to Liver Stage Malaria Parasite Antigens

G Corradin, J Levitskaya - Frontiers in immunology, 2014 - frontiersin.org
While the role of malaria parasite-specific memory CD8+ T cells in the control of exo-
erythrocytic stages of malaria infection is well documented and generally accepted, a debate …

Malaria vaccines–targeting infected hepatocytes

SL Hoffman, DL Doolan - Nature medicine, 2000 - nature.com
Developing a modern vaccine that is able to duplicate the protective immunity observered
after immunization with irradiated P. falciparum (Pf) sporozoites requires identification of …

Vaccination with chemically attenuated Plasmodium falciparum asexual blood-stage parasites induces parasite-specific cellular immune responses in malaria-naïve …

DI Stanisic, J Fink, J Mayer, S Coghill, L Gore, XQ Liu… - BMC medicine, 2018 - Springer
Background The continuing morbidity and mortality associated with infection with malaria
parasites highlights the urgent need for a vaccine. The efficacy of sub-unit vaccines tested in …

You shall not pass: memory CD8 T cells in liver-stage malaria

MN Lefebvre, JT Harty - Trends in parasitology, 2020 - cell.com
Each year over 200 million malaria infections occur, with over 400 000 associated deaths.
Vaccines formed with attenuated whole parasites can induce protective memory CD8 T cell …

Immunization with genetically attenuated P. falciparum parasites induces long-lived antibodies that efficiently block hepatocyte invasion by sporozoites

OC Finney, GJ Keitany, H Smithers, A Kaushansky… - Vaccine, 2014 - Elsevier
Whole-parasite malaria vaccines have shown promise in clinical trials. We recently reported
the first human trial of a malaria vaccine based on Plasmodium falciparum genetically …

Cellular effector mechanisms against Plasmodium liver stages

U Frevert, E Nardin - Cellular microbiology, 2008 - Wiley Online Library
Advances in our understanding of the molecular and cell biology of the malaria parasite
have led to new vaccine development efforts resulting in a pipeline of over 40 candidates …

[HTML][HTML] The threshold of protection from liver-stage malaria relies on a fine balance between the number of infected hepatocytes and effector CD8+ T cells present in …

AJ Spencer, RJ Longley, A Gola… - The Journal of …, 2017 - journals.aai.org
Since the demonstration of sterile protection afforded by injection of irradiated sporozoites,
CD8+ T cells have been shown to play a significant role in protection from liver-stage …

[PDF][PDF] Potency assays for novel T-cell-inducing vaccines against malaria Arturo Reyes-Sandoval", Frances E Pearson, Stephen Todryk" & Katie ewer

A Reyes-Sandoval - Curr Opin Mol Ther, 2009 - researchgate.net
The complex life cycle of the malaria parasite involves several developmental stages in the
mammalian host that provide opportunities for yaccine intervention. The effector arm of the …