Evidence map›Paper›PMID 42291620›Full record

ArticleInternational journal of genomics2026

Investigation of Pharmacogenomic Variants in the CYP (P450) Family in Native American Populations of the Brazilian Amazon.

Lilian Marques de Freitas, Juliana Carla Rodrigues Marcellino, Francisco Cezar Aquino de Moraes, Natasha Monte, Ana Caroline Alves da Costa, Rita de Cássia Calderaro Coelho, Kaio Evandro Cardoso Aguiar, André Mauricio Ribeiro Dos Santos, João Farias Guerreiro, Ândrea Ribeiro Dos Santos and 3 more

Abstract read
In one paragraph

Article in International journal of genomics, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

13 authors.

Lilian Marques de FreitasFaculty of Medicine, Federal University of Pará, Altamira, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0002-8824-5912
Juliana Carla Rodrigues MarcellinoOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0003-1665-3535
Francisco Cezar Aquino de MoraesLaboratory of Molecular Biology Applied to Diagnosis and Pharmacogenomics, Faculty of Pharmaceutical Sciences, University of Sao Paulo, Sao Paulo, Sao Paulo, Brazil, usp.br.
Natasha MonteOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.
Ana Caroline Alves da CostaOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.
Rita de Cássia Calderaro CoelhoOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.
Kaio Evandro Cardoso AguiarOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.
André Mauricio Ribeiro Dos SantosLaboratory of Human and Medical Genetics, Institute of Biological Sciences, Federal University of Pará, Belém, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0002-7005-3576
João Farias GuerreiroOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.
Ândrea Ribeiro Dos SantosLaboratory of Human and Medical Genetics, Institute of Biological Sciences, Federal University of Pará, Belém, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0001-7001-1483
Sidney Emanuel Batista Dos SantosLaboratory of Human and Medical Genetics, Institute of Biological Sciences, Federal University of Pará, Belém, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0002-8622-9417
Marianne Rodrigues FernandesOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0002-1396-3442
Ney Pereira Carneiro Dos SantosOncology Research Center, Institute of Biological Sciences, Federal University of Pará, High Complexity Oncology Unit, João de Barros Barreto University Hospital, Belém, Pará, Brazil, ufpa.br.ORCID https://orcid.org/0000-0001-8087-7037

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The cytochrome P450 (CYP) enzyme superfamily is essential for xenobiotic metabolism, detoxification pathways, and the regulation of cellular homeostasis. Genetic variability in CYP genes, together with environmental factors, contributes substantially to interindividual and interethnic differences in drug metabolism and therapeutic response. However, Indigenous populations remain largely underrepresented in pharmacogenomic and population genomics studies, limiting the generalizability of current knowledge. This study is aimed at characterizing genetic variation within CYP genes in Native American populations from the Brazilian Amazon and comparing the observed patterns with those of the five continental populations represented in the 1000 Genomes Project. Whole-exome sequencing data were generated for 64 Indigenous individuals belonging to 12 distinct Amazonian ethnic groups. Variants were identified and annotated across CYP family genes, and their predicted functional impacts were assessed. A total of 506 genetic variants were detected across 63

Indexed as

Brazilian AmazonCYP familygenetic population variabilityNative Americanspharmacogenomics

Identifiers

PMID42291620
PMCPMC13263641

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.