Evidence map›Paper›PMID 25047600›Full record

ArticleBMC bioinformatics2014

Clinical phenotype-based gene prioritization: an initial study using semantic similarity and the human phenotype ontology.

Aaron J Masino, Elizabeth T Dechene, Matthew C Dulik, Alisha Wilkens, Nancy B Spinner, Ian D Krantz, Jeffrey W Pennington, Peter N Robinson, Peter S White

Abstract read
In one paragraph

Article in BMC bioinformatics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

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36citing papers in PubMed
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1 · What the graph read from it

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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

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3 · Its place in the literature

Who cites it

36 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Automated Shared Phenotype Discovery in Undiagnosed Cohorts for Rare Disease Research.Proceedings of the ... International Conference on Machine Learning and Applications. International Conference on Machine Learning and Applications · 2024
    Article
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  13. Review
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  15. Article
  16. Phenotate: crowdsourcing phenotype annotations as exercises in undergraduate classes.Genetics in medicine : official journal of the American College of Medical Genetics · 2020
    Article
  17. A Collection of Benchmark Data Sets for Knowledge Graph-based Similarity in the Biomedical Domain.Database : the journal of biological databases and curation · 2020
    Article
  18. Article
  19. Article
  20. Article
4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Aaron J Masino
Elizabeth T Dechene
Matthew C Dulik
Alisha Wilkens
Nancy B Spinner
Ian D Krantz
Jeffrey W Pennington
Peter N Robinson
Peter S WhiteDepartment of Pediatrics, Cincinnati Children's Hospital and Medical Center, Cincinnati, OH, USA. peter.white@cchmc.org.

Funding

Applying Genomic Sequencing in PediatricsU01HG006546 · NHGRI · CHILDREN'S HOSP OF PHILADELPHIA · PI KRANTZ, IAN D. · 2012 to 2016
$10.6M
NHGRI NIH HHS 1U01HG006546NHGRI NIH HHS U01 HG006546
6 · The paper itself

Abstract

backgroundExome sequencing is a promising method for diagnosing patients with a complex phenotype. However, variant interpretation relative to patient phenotype can be challenging in some scenarios, particularly clinical assessment of rare complex phenotypes. Each patient's sequence reveals many possibly damaging variants that must be individually assessed to establish clear association with patient phenotype. To assist interpretation, we implemented an algorithm that ranks a given set of genes relative to patient phenotype. The algorithm orders genes by the semantic similarity computed between phenotypic descriptors associated with each gene and those describing the patient. Phenotypic descriptor terms are taken from the Human Phenotype Ontology (HPO) and semantic similarity is derived from each term's information content.

resultsModel validation was performed via simulation and with clinical data. We simulated 33 Mendelian diseases with 100 patients per disease. We modeled clinical conditions by adding noise and imprecision, i.e. phenotypic terms unrelated to the disease and terms less specific than the actual disease terms. We ranked the causative gene against all 2488 HPO annotated genes. The median causative gene rank was 1 for the optimal and noise cases, 12 for the imprecision case, and 60 for the imprecision with noise case. Additionally, we examined a clinical cohort of subjects with hearing impairment. The disease gene median rank was 22. However, when also considering the patient's exome data and filtering non-exomic and common variants, the median rank improved to 3.

conclusionsSemantic similarity can rank a causative gene highly within a gene list relative to patient phenotype characteristics, provided that imprecision is mitigated. The clinical case results suggest that phenotype rank combined with variant analysis provides significant improvement over the individual approaches. We expect that this combined prioritization approach may increase accuracy and decrease effort for clinical genetic diagnosis.

Indexed as

Biological OntologiesPhenotypeSemanticsAlgorithmsComputational BiologyDatabases, GeneticData MiningDiseaseExomeHumansSoftware

Identifiers

PMID25047600
PMCPMC4117966

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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.