Evidence map›Paper›PMID 40888009›Full record

ArticleJournal of extracellular vesicles2025

Genotype-Specific Small EVs Released by Giardia lamblia Act as Mediators of Phenotypic Adaptation Under Metronidazole-Induced Stress.

Gabriel Luna Pizarro, Jerónimo Laiolo, Nehuén Salas, Rocío G Patolsky, Luciano Díaz Pérez, Camilo Cotelo, Constanza Feliziani, Andrea Silvana Rópolo, María Carolina Touz

Abstract read
In one paragraph

Article in Journal of extracellular vesicles, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Parasitology · 2026
    Review
  2. Article
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

9 authors.

Gabriel Luna PizarroInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
Jerónimo LaioloInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.ORCID https://orcid.org/0000-0001-8971-9684
Nehuén SalasInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
Rocío G PatolskyInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
Luciano Díaz PérezInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
Camilo CoteloInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
Constanza FelizianiInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
Andrea Silvana RópoloInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.
María Carolina TouzInstituto de Investigación Médica Mercedes y Martín Ferreyra, Consejo Nacional de Investigaciones Científicas y Técnicas (INIMEC-CONICET), Universidad Nacional de Córdoba, Córdoba, Argentina.ORCID https://orcid.org/0000-0002-6769-6896

Funding

Florencio FioriniFundación Florencio FioriniNational Agency for the Promotion of Science and Technology PICT 2019-0154National Agency for the Promotion of Science and Technology PICT-2021-I-A-00056National Agency for the Promotion of Science and Technology PICT Aplicado tipo II 2021-73Universidad Católica de Córdoba
6 · The paper itself

Abstract

Giardia lamblia, a eukaryotic intestinal parasite, produces small extracellular vesicles (sEVs) as a conserved evolutionary mechanism. This study investigates the functional role of sEVs in modulating drug response traits among G. lamblia parasites. Here, we showed that sEVs derived from metronidazole (MTZ)-resistant clones modify the expression of enzymes involved in MTZ metabolism and the production of reactive oxygen species (ROS) in recipient wild type parasites. The transfer efficiency and phenotypic impact vary depending on the genetic background of the isolates, highlighting a genotype-specific mechanism. Our findings reveal that sEVs act as mediators of phenotypic adaptation in G. lamblia, enhancing parasite survival under drug-induced stress. This study highlights the significance of sEVs in drug-sensitive dynamics and lays the groundwork for investigating therapeutic interventions that target EV-mediated sensitivity in giardiasis.

Indexed as

Extracellular VesiclesGiardia lambliaMetronidazoleAdaptation, PhysiologicalAnimalsAntiprotozoal AgentsDrug ResistanceGenotypeGiardiasisHumansPhenotypeReactive Oxygen SpeciesStress, PhysiologicalAntiprotozoal AgentsMetronidazoleReactive Oxygen Speciesdrug‐resistance mechanismsGiardia lambliametronidazole sensitivityphenotypic adaptationsmall extracellular vesicles (sEVs)

Identifiers

PMID40888009
PMCPMC12399883

What Socratic 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 Socratic graph.