Evidence map›Paper›PMID 26100760›Full record

ArticleBMC immunology2015

Mycobacterial glycolipids di-O-acylated trehalose and tri-O-acylated trehalose downregulate inducible nitric oxide synthase and nitric oxide production in macrophages.

Patricia Espinosa-Cueto, Marina Escalera-Zamudio, Alejandro Magallanes-Puebla, Luz María López-Marín, Erika Segura-Salinas, Raúl Mancilla

Open access · goldAbstract read
In one paragraph

Article in BMC immunology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

6 citing papers in PubMed, 13 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

6 authors at 2 institutions in 2 countries.

Patricia Espinosa-CuetoDepartamento de Inmunología, Instituto de Investigaciones Biomédicas, Universidad Nacional Autónoma de México, Mexico City, Mexico. pespinosa@biomedicas.unam.mx.
Marina Escalera-ZamudioInstitute of Zoo and Wildlife Research, Leibniz, Germany. escalera@izw-berlin.de.
Alejandro Magallanes-PueblaDepartamento de Inmunología, Instituto de Investigaciones Biomédicas, Universidad Nacional Autónoma de México, Mexico City, Mexico. magallanes8779@gmail.com.
Luz María López-MarínCentro de Física Aplicada y Tecnología Avanzada, Universidad Nacional Autónoma de México, S ⁄ N, Ciudad Universitaria, 04510, Mexico City, Mexico. lmlm@unam.mx.
Erika Segura-SalinasDepartamento de Inmunología, Instituto de Investigaciones Biomédicas, Universidad Nacional Autónoma de México, Mexico City, Mexico. puchi@servidor.unam.mx.
Raúl MancillaDepartamento de Inmunología, Instituto de Investigaciones Biomédicas, Universidad Nacional Autónoma de México, Mexico City, Mexico. mancilla@biomedicas.unam.mx.
Universidad Nacional Autónoma de México · MXLeibniz Institute for Zoo and Wildlife Research · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTuberculosis (TB) remains a serious human health problem that affects millions of people in the world. Understanding the biology of Mycobacterium tuberculosis (Mtb) is essential for tackling this devastating disease. Mtb possesses a very complex cell envelope containing a variety of lipid components that participate in the establishment of the infection. We have previously demonstrated that di-O-acylated trehalose (DAT), a non-covalently linked cell wall glycolipid, inhibits the proliferation of T lymphocytes and the production of cytokines.

resultsIn this work we show that DAT and the closely related tri-O-acylated trehalose (TAT) inhibits nitric oxide (NO) production and the inducible nitric oxide synthase (iNOS) expression in macrophages (MØ).

conclusionsThese findings show that DAT and TAT are cell-wall located virulence factors that downregulate an important effector of the immune response against mycobacteria.

Indexed as

AcylationAnimalsBone Marrow CellsDown-RegulationGlycolipidsInterferon-gammaLipopolysaccharidesMacrophagesMice, Inbred BALB CMycobacteriumNitric OxideNitric Oxide Synthase Type IITrehaloseGlycolipidsInterferon-gammaLipopolysaccharidesNitric OxideNitric Oxide Synthase Type IITrehalose

Identifiers

PMID26100760
PMCPMC4477496
OpenAlexW1556615320

What OpenQuestion holds

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Registered trials

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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.