Evidence map›Paper›PMID 29146922›Full record

ArticleNature communications2017

Molecular definition of multiple sites of antibody inhibition of malaria transmission-blocking vaccine antigen Pfs25.

Stephen W Scally, Brandon McLeod, Alexandre Bosch, Kazutoyo Miura, Qi Liang, Sean Carroll, Sini Reponen, Ngan Nguyen, Eldar Giladi, Sebastian Rämisch and 8 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed
6.7field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

50 citing papers in PubMed, 70 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

18 authors at 9 institutions in 3 countries.

Stephen W ScallyProgram in Molecular Medicine, The Hospital for Sick Children Research Institute, 686 Bay St, Toronto, ON, Canada, M5G 0A4.
Brandon McLeodProgram in Molecular Medicine, The Hospital for Sick Children Research Institute, 686 Bay St, Toronto, ON, Canada, M5G 0A4.
Alexandre BoschProgram in Molecular Medicine, The Hospital for Sick Children Research Institute, 686 Bay St, Toronto, ON, Canada, M5G 0A4.
Kazutoyo MiuraLaboratory of Malaria and Vector Research, National Institute of Allergy and Infectious Diseases, National Institutes of Health, 12735 Twinbrook Parkway, Rockville, MD, 20852, USA.
Qi LiangKymab Ltd., The Bennet Building (B930) Babraham Research Campus, Cambridge, CB22 3AT, UK.
Sean CarrollAtreca, 500 Saginaw Drive, Redwood City, CA, 94063-4750, USA.
Sini ReponenAtreca, 500 Saginaw Drive, Redwood City, CA, 94063-4750, USA.
Ngan NguyenAtreca, 500 Saginaw Drive, Redwood City, CA, 94063-4750, USA.
Eldar GiladiAtreca, 500 Saginaw Drive, Redwood City, CA, 94063-4750, USA.
Sebastian RämischDepartment of Immunology and Microbiology, The Scripps Research Institute, La Jolla, CA, 92037, USA.ORCID http://orcid.org/0000-0002-1801-4983
Vidadi YusibovFraunhofer USA Center for Molecular Biotechnology CMB, 9 Innovation Way, Newark, DE, 19711, USA.
Allan BradleyKymab Ltd., The Bennet Building (B930) Babraham Research Campus, Cambridge, CB22 3AT, UK.
Franck LemialePATH's Malaria Vaccine Initiative, 455 Massachusetts Avenue NW Suite 1000, Washington, DC, 20001, USA.
William R SchiefDepartment of Immunology and Microbiology, The Scripps Research Institute, La Jolla, CA, 92037, USA.
Daniel EmerlingAtreca, 500 Saginaw Drive, Redwood City, CA, 94063-4750, USA.
Paul KellamKymab Ltd., The Bennet Building (B930) Babraham Research Campus, Cambridge, CB22 3AT, UK.
C Richter KingPATH's Malaria Vaccine Initiative, 455 Massachusetts Avenue NW Suite 1000, Washington, DC, 20001, USA.
Jean-Philippe JulienProgram in Molecular Medicine, The Hospital for Sick Children Research Institute, 686 Bay St, Toronto, ON, Canada, M5G 0A4. jean-philippe.julien@sickkids.ca.
Itasca Consultants (United States) · USHospital for Sick Children · CAKymab (United Kingdom) · GBScripps Research Institute · USUniversity of Toronto · CAU.S. President's Malaria Initiative · USFraunhofer USA Center for Molecular Biotechnology · USNational Institutes of Health · USWellcome Sanger Institute · GB

Funding

Host Immune Responses to Antigens of Malaria ParasitesZIAAI001020 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI LONG, CAROLE · 2009 to 2025
$13.6M
CIHR
6 · The paper itself

Abstract

The Plasmodium falciparum Pfs25 protein (Pfs25) is a leading malaria transmission-blocking vaccine antigen. Pfs25 vaccination is intended to elicit antibodies that inhibit parasite development when ingested by Anopheles mosquitoes during blood meals. The Pfs25 three-dimensional structure has remained elusive, hampering a molecular understanding of its function and limiting immunogen design. We report six crystal structures of Pfs25 in complex with antibodies elicited by immunization via Pfs25 virus-like particles in human immunoglobulin loci transgenic mice. Our structural findings reveal the fine specificities associated with two distinct immunogenic sites on Pfs25. Importantly, one of these sites broadly overlaps with the epitope of the well-known 4B7 mouse antibody, which can be targeted simultaneously by antibodies that target a non-overlapping site to additively increase parasite inhibition. Our molecular characterization of inhibitory antibodies informs on the natural disposition of Pfs25 on the surface of ookinetes and provides the structural blueprints to design next-generation immunogens.

Indexed as

AnimalsAntibodies, BlockingAntibodies, ProtozoanCrystallography, X-RayFemaleHEK293 CellsHumansImmunizationMalaria, FalciparumMalaria VaccinesMaleMice, TransgenicPlasmodium falciparumProtein BindingProtein DomainsProtozoan ProteinsAntibodies, BlockingAntibodies, ProtozoanMalaria VaccinesPfs25 protein, Plasmodium falciparumProtozoan Proteins

Identifiers

PMID29146922
PMCPMC5691035
OpenAlexW2767372368

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.