Evidence map›Paper›PMID 28299396›Full record

ArticleInflammation research : official journal of the European Histamine Research Society ... [et al.]2017

No correlation between MTHFR c.677 C > T, MTHFR c.1298 A > C, and ABCB1 c.3435 C > T polymorphisms and methotrexate therapeutic outcome of rheumatoid arthritis in West Algerian population.

Wefa Boughrara, Ahmed Benzaoui, Meriem Aberkane, Fatima Zohra Moghtit, Samia Dorgham, Aicha Sarah Lardjam-Hetraf, Hadjer Ouhaibi-Djellouli, Elisabeth Petit Teixeira, Abdallah Boudjema

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In one paragraph

Article in Inflammation research : official journal of the European Histamine Research Society ... [et al.], 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
–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

8 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Genetic markers in methotrexate treatments.The pharmacogenomics journal · 2018
    Pooled it
  2. Association ofFrontiers in medicine · 2025
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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

9 authors.

Wefa BoughraraLaboratoire de génétique moléculaire et cellulaire, Université des sciences et de la technologie d'Oran Mohamed Boudiaf (USTO-MB), BP 1505, El-M'naouar, 31000, Oran, Algeria. wefaboughrara@gmail.com.
Ahmed BenzaouiService de Rhumatologie, Centre Hospitalo-universitaire d'Oran (CHUO), Université d'Oran 1, Oran, Algeria.
Meriem AberkaneDépartement de pharmacie, Université d'Oran 1, Oran, Algeria.
Fatima Zohra MoghtitLaboratoire de génétique moléculaire et cellulaire, Université des sciences et de la technologie d'Oran Mohamed Boudiaf (USTO-MB), BP 1505, El-M'naouar, 31000, Oran, Algeria.
Samia DorghamLaboratoire de génétique moléculaire et cellulaire, Université des sciences et de la technologie d'Oran Mohamed Boudiaf (USTO-MB), BP 1505, El-M'naouar, 31000, Oran, Algeria.
Aicha Sarah Lardjam-HetrafLaboratoire de génétique moléculaire et cellulaire, Université des sciences et de la technologie d'Oran Mohamed Boudiaf (USTO-MB), BP 1505, El-M'naouar, 31000, Oran, Algeria.
Hadjer Ouhaibi-DjellouliLaboratoire de génétique moléculaire et cellulaire, Université des sciences et de la technologie d'Oran Mohamed Boudiaf (USTO-MB), BP 1505, El-M'naouar, 31000, Oran, Algeria.
Elisabeth Petit TeixeiraGenHotel-EA3886, Evry-Val d'Essonne University, Evry-Genopole, France.
Abdallah BoudjemaLaboratoire de génétique moléculaire et cellulaire, Université des sciences et de la technologie d'Oran Mohamed Boudiaf (USTO-MB), BP 1505, El-M'naouar, 31000, Oran, Algeria.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

contextThe c.677 C > T and c.1298 A > C polymorphisms of methylenetatrahydrofolate reductase (MTHFR) gene and c.3435 C > T polymorphism of ATP-Binding cassette B1 (ABCB1) gene are reported as pharmacogenetic markers, influencing the methotrexate (MTX) therapeutic outcome in rheumatoid arthritis (RA) patients.

objectivesThe aims of this study were to determine the relationship between these polymorphisms and clinical response and/or adverse drug reaction (ADRs) to MTX treatment. MATERIALS AND

methodsThe cohort of our study was composed of 110 RA patients of the West Algerian population. The clinical response was evaluated using the disease activity score 28 (DAS28) and the ADRs were collected after physical examination of patients. All samples were genotyped for theses polymorphisms by TaqMan

resultsBased on EULAR criteria, 59.09% RA patients were responders and ADRs were observed in 40.9% patients. The frequency distribution of these three polymorphisms was similar between the responders and the non-responders. The same result was found on ADRs study and no significant difference of distribution between the presence of ADRs group and absence of ADRs group was observed. DISCUSSION: Our study joins the results that found in others population in the world.

conclusionWe have demonstrated, for the first time in the West Algerian population, that these polymorphisms were not predictive for clinical response and/or ADRs to MTX therapeutic outcome.

Indexed as

AdultAgedAlgeriaAntirheumatic AgentsArthritis, RheumatoidATP Binding Cassette Transporter, Subfamily BBlack PeopleFemaleGenotypeHumansMaleMethotrexateMethylenetetrahydrofolate Reductase (NADPH2)Middle AgedPolymorphism, GeneticTreatment OutcomeABCB1 protein, humanAntirheumatic AgentsATP Binding Cassette Transporter, Subfamily BMethotrexateMethylenetetrahydrofolate Reductase (NADPH2)MTHFR protein, humanABCB1AlgeriaMethotrexateMTHFRPolymorphismRheumatoid arthritis

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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.