A Single-Dose Breakthrough: PfSPZ-LARC Vaccines Offer Transformative Protection Against Malaria

Scientists at Sanaria and Seattle Children’s Research Institute’s Center for Global Infectious Disease Research (CGIDR) have unveiled a groundbreaking malaria vaccine, Sanaria® PfSPZ-LARC2 Vaccine, designed to provide high-level protection with just one dose. This innovative approach leverages decades of research and cutting-edge genetic engineering to combat one of the world’s deadliest diseases.

Novel vaccine, PfSPZ-LARC2 Vaccine, to prevent malaria infection developed by Seattle Children’s Research Institute and Sanaria ready for human testing

In a report published on March 21, 2024 in EMBO Molecular Medicine (A replication competent Plasmodium falciparum parasite completely attenuated by dual gene deletion) investigators at Seattle Children’s Research Institute and Sanaria Inc. describe the development of a whole malaria parasite vaccine strain that infects the liver, develops to the late liver stage, and then gets completely stuck and cannot burst out of the liver to cause symptomatic blood infection.

COLLABORATORS PUBLISH ARTICLE IN NATURE COMMUNICATIONS: PLASMODIUM FALCIPARUM 7G8 CHALLENGE PROVIDES CONSERVATIVE PREDICTION OF EFFICACY OF PFNF54-BASED PFSPZ VACCINE IN AFRICA

ROCKVILLE, MD, USA – July 12, 2022 – Sanaria Inc., University of Maryland School of Medicine, Naval Medical Research Center, National Institutes of Health (USA), University of Bamako Malaria Research and Training Center (Mali), and University of Tübingen (Germany) published results in Nature Communications showing Plasmodium falciparum 7G8 human challenge trials provide a conservative prediction of efficacy of PfNF54-based PfSPZ Vaccine in Africa.

Sanaria Announces the Start of Clinical Trials of its PfSPZ Vaccines in Mali and Indonesia

Sanaria Inc. announces that two new Phase 2 trials of its pioneering malaria vaccines have started.  The first is in 6- to 10-year-old children living in Bancoumana, Mali, a malarious region of West Africa. The second is in Indonesian soldiers based in Sumatra, Indonesia. The soldiers will be deploying for six to nine months this coming August to an intensely malarious district in eastern Indonesia.

SANARIA VACCINE TRIAL RESULTS DEMONSTRATE UNPRECEDENTED PROGRESS IN WORLDWIDE BATTLE AGAINST VARIANT MALARIA PARASITES

In an article published today in Nature, Sanaria’s PfSPZ-CVac (CQ) vaccine is reported as being safe and protecting 100% of six subjects against a variant malaria parasite three months after their last dose in the company’s Phase 1 safety and efficacy trial. This is the first time complete protection against a variant malaria parasite has ever been achieved that long after vaccine administration.

Optimizing immunization with Sanaria® PfSPZ-CVac malaria vaccine

Sanaria and its collaborators have had to take a step by step empirical approach to optimizing immunization with PfSPZ vaccines to achieve a safe, effective, durable, and broadly protective malaria vaccine. Two recent landmark malaria vaccine studies have moved the optimization process forward and highlighted the strong protective efficacy of Sanaria® PfSPZ-CVac in malaria-naïve adults.

The Government of Equatorial Guinea, US Energy Companies, and Sanaria Sign Agreements to Extend Support for Clinical Development of PfSPZ Vaccine for Malaria and a Pathway Towards Malaria Elimination on Bioko Island

Sanaria Inc. and the Government of Equatorial Guinea last week signed an agreement that continues their joint commitment to develop Sanaria® PfSPZ Vaccine as a tool for malaria elimination. This follows a new, broader agreement between the Government of Equatorial Guinea (EG) and industry partners, Marathon Oil Corporation, Noble Energy Inc. and Atlantic Methanol Production Company (AMPCO), to sponsor clinical development of Sanaria® PfSPZ Vaccine, including the Phase 3 clinical program starting in 2020. This long standing, successful partnership highlights the unique involvement of an African government and private-sector energy companies in developing a vaccine for a largely African problem.

Sanaria’s malaria vaccines clinical and manufacturing progress highlighted at International meetings in Baltimore

Building upon publication of clinical trial results in Nature, PNAS, Lancet Infectious Diseases, and JCI Insight in 2017, Sanaria Inc. is highlighting the work of its many collaborators at a symposium entitled “Moving Toward a PfSPZ Malaria Vaccine for Protecting Travelers and Use in Elimination Campaigns” (session 133) at the 66th meeting of the American Society of Tropical Medicine and Hygiene in Baltimore, and then at the second 2017 International PfSPZ Consortium meeting held at the University of Maryland School of Medicine.

Sanaria’s PfSPZ Vaccine Achieves Durable Protection Against Heterologous Malaria Infection in a Clinical Trial

In a report published today in the Proceedings of the National Academy of Sciences, investigators from the National Institute of Allergy and Infectious Diseases (NIAID), NIH and the University of Maryland School of Medicine reported that nine of fourteen subjects (64%) immunized with three doses of Sanaria® PfSPZ Vaccine were protected against homologous challenge with Plasmodium falciparum malaria 19 weeks after their last vaccine dose. Moreover, five of six of the protected subjects who underwent a subsequent heterologous challenge with Plasmodium falciparum 33 weeks after their last vaccine dose were protected.

Sanaria’s PfSPZ Vaccine Confers Significant Protection Against Natural Malaria infections in Mali

In a report published today in The Lancet Infectious Diseases, investigators reported that Sanaria® PfSPZ Vaccine protected against natural infections of Plasmodium falciparum, the leading cause of malaria deaths and that protection was sustained for the 24 weeks of the study in an area of intense malaria transmission.

Sanaria’s PfSPZ-CVac Vaccine Achieves High Level Protection Against Malaria in Clinical Trial

In a report published today in Nature, investigators from the University of Tübingen reported all nine subjects (100%) immunized with three doses of Sanaria® PfSPZ-CVac malaria vaccine in a recently completed clinical trial were protected against Plasmodium falciparum malaria when exposed to the disease 10 weeks after last vaccine dose. Professor Peter Kremsner, MD, Director of the Institute of Tropical Medicine at the University, led the clinical team.

Sanaria’s PfSPZ Vaccine Provides High-Level Defense Against Malaria In U.S. Navy and Army Clinical Investigation

Sanaria Inc. continues to achieve success in its coordinated efforts to develop a safe, effective and affordable vaccine that delivers mass malaria protection in humans and promotes elimination of the disease worldwide. Research published today in JCI Insight by a team of clinical investigators at the Naval Medical Research Center and Walter Reed Army Institute of Research reports that Sanaria® PfSPZ Vaccine protected against Plasmodium falciparum malaria when clinical trial participants were exposed to two strains of parasites.

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