Evidence map›Paper›PMID 39867377›Full record

ArticlemedRxiv : the preprint server for health sciences2025

A specific, stable, and accessible LAMP assay targeting the HSP70 gene of

Sneider Alexander Gutierrez Guarnizo, Luciana Basma, Shirley Equilia, Beth Jessy Condori, Edith Malaga, Siena Defazio, Emily Arteaga, Jean Karla Velarde, Martín Obregón, Anshule Takyar and 6 more

Abstract readPreprint
In one paragraph

Article in medRxiv : the preprint server for health sciences, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
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

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

16 authors.

Sneider Alexander Gutierrez GuarnizoDepartment of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA.ORCID 0000-0001-9329-0067
Luciana BasmaHospital Percy Boland Rodríguez, Ministerio de Salud Bolivia, Santa Cruz, Bolivia.
Shirley EquiliaHospital Percy Boland Rodríguez, Ministerio de Salud Bolivia, Santa Cruz, Bolivia.
Beth Jessy CondoriInfectious Diseases Research Laboratory, Department of Cellular and Molecular Sciences, Universidad Peruana Cayetano Heredia, Lima, Perú.
Edith MalagaInfectious Diseases Research Laboratory, Department of Cellular and Molecular Sciences, Universidad Peruana Cayetano Heredia, Lima, Perú.
Siena DefazioDepartment of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA.
Emily ArteagaHospital Percy Boland Rodríguez, Ministerio de Salud Bolivia, Santa Cruz, Bolivia.
Jean Karla VelardeHospital Percy Boland Rodríguez, Ministerio de Salud Bolivia, Santa Cruz, Bolivia.
Martín ObregónInfectious Diseases Research Laboratory, Department of Cellular and Molecular Sciences, Universidad Peruana Cayetano Heredia, Lima, Perú.
Anshule TakyarDepartment of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA.
Carolina DuqueDepartment of Pathology, Johns Hopkins School of Medicine, Baltimore, Maryland, USA.ORCID 0000-0003-3737-3858
Jill HakimMolecular Microbiology and Immunology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA.ORCID 0000-0002-4315-737X
Freddy TinajerosHospital Percy Boland Rodríguez, Ministerio de Salud Bolivia, Santa Cruz, Bolivia.ORCID 0000-0002-5894-2637
Robert H GilmanDepartment of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA.ORCID 0000-0002-3704-9217
Natalie BowmanDivision of Infectious Disease, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.ORCID 0000-0003-4260-8009
Monica R MugnierMolecular Microbiology and Immunology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA.ORCID 0000-0002-1535-2530

Funding

Training: Molecular & Cellular Bases of Infectious DiseasesT32AI007417 · NIAID · JOHNS HOPKINS UNIVERSITY · PI Arturo Casadevall · 1994 to 2026
$11.9M
An integrated approach to understand and diagnose congenital Chagas diseaseR01AI151295 · NIAID · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Natalie McCarter Bowman · 2022 to 2026
$3.5M
NIAID NIH HHS R01 AI151295NIAID NIH HHS T32 AI007417
6 · The paper itself

Abstract

Diagnostic delays prevent most Chagas disease patients from receiving timely therapy during the acute phase when treatment is effective. qPCR-based diagnostic methods provide high sensitivity during this phase but require specialized equipment and complex protocols. More simple and cost-effective tools are urgently needed to optimize early Chagas disease diagnosis in low-income endemic regions. Here, we present a loop-mediated isothermal amplification (LAMP) that targets a highly conserved region in the HSP70 gene of

Indexed as

Acute Chagascongenital transmissioncost-effective methodHSP70 geneLAMPmolecular diagnosis

Identifiers

PMID39867377
PMCPMC11759593

What OpenQuestion holds

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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.