Cited by 113Autism Spectrum Disorder ResearchMetabolomics and Mass Spectrometry StudiesMetabolism and Genetic Disorders

The urinary metabolomics profile of an Italian autistic children population and their unaffected siblings

Noto, Antonio, Fanos, Vassilios, Barberini, Luigi, Grapov, Dmitry, Fattuoni, Claudia, Zaffanello, Marco, Casanova, Andrea, Fenu, Gianni +6 more·2014·The Journal of Maternal-Fetal & Neonatal Medicine

Abstract

OBJECTIVE: A supervised multivariate model to classify the metabolome alterations between autistic spectrum disorders (ASD) patients and controls, siblings of autistic patients, has been realized and used to realize a network model of the ASD patients' metabolome. METHODS: In our experiment we propose a quantification of urinary metabolites with the Mass Spectroscopy technique couple to Gas Chromatography. A multivariate model has been used to extrapolate the variables of importance for a network model of interaction between metabolites. In this way we are able to propose a network-based approach to ASD description. RESULTS: Children with autistic disease composing our studied population showed elevated concentration of several organic acids and sugars. Interactions among diet, intestinal flora and genes may explain such findings. Among them, the 3-(3-hydroxyphenyl)-3-hydroxypropanoic acid has been previously described as altered in autistic subjects. Other metabolites increased are 3,4-dihydroxybutyric acid, glycolic acid and glycine, cis-aconitic acid; phenylalanine, tyrosine, p-hydroxyphenylacetic acid, and homovanillic acid are all involved in the tyrosine pathway leading to neurotransmitter cathecolamine. CONCLUSION: GC-MS-based metabolomic analysis of the urinary metabolome suggests to have the required sensitivity and specificity to gain insight into ASD phenotypes and aid a personalized network-based medicine approach.

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Crossref · 10.3109/14767058.2014.954784

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  • Metabolome studies have repeatedly shown evidence of alterations in tryptophan, kynurenine, and serotonin pathways in children with ASD, including increased urinary excretion of tryptophan and associated metabolites.

    “Metabolome studies have repeatedly shown evidence of alterations in tryptophan, kynurenine, and serotonin pathways in children with ASD, including reports of increased urinary excretion of tryptophan and associated metabolites [63, 67, 68, 72, 105].”

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Authors
Noto, A., Fanos, V., Barberini, L., Grapov, D., Fattuoni, C., Zaffanello, M., Casanova, A., Fenu, G., De Giacomo, A., De Angelis, M., Moretti, C., Papoff, P., Ditonno, R., & Francavilla, R.
Affiliations
  • University of Cagliari (IT)
  • University of California, Davis (US)
  • University of Verona (IT)
  • Policlinico Umberto I (IT)
  • University of Bari Aldo Moro (IT)
Corresponding author
Fanos, Vassilios
Venue
The Journal of Maternal-Fetal & Neonatal Medicine
Published
2014-10
Volume
27
Issue
sup2
Pages
46-52
ISSN
  • 1476-4954 (ISSN-L)
  • 1476-7058
OpenAlex
W1982265989
Cited by
113
References
29
Citations by year
2026: 3 · 2025: 5 · 2024: 2 · 2023: 12 · 2022: 15 · 2021: 14 · 2020: 16 · 2019: 14 · 2018: 15 · 2017: 4 · 2016: 6 · 2015: 6 · 2014: 1
FWCI
3.16
Type
journal article
Language
en
Open access
closed
Locations
  • The Journal of Maternal-Fetal & Neonatal Medicine (publishedVersion)
  • PubMed (publishedVersion)
  • UNICA IRIS Institutional Research Information System (University of Cagliari) (submittedVersion)
  • IRIS Research product catalog (Sapienza University of Rome) (submittedVersion)
  • CINECA IRIS Institutional Research Information System (University of Bari Aldo Moro) (submittedVersion)
Funders
National Institute of Diabetes and Digestive and Kidney Diseases (U24DK097154)
Topics
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Autism Spectrum Disorder Research
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Metabolomics and Mass Spectrometry Studies
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Clinical Biochemistry › Metabolism and Genetic Disorders
Keywords
autism spectrum disorder, urine metabolomics, organic acids, catecholamines, glycine, phenylalanine, homovanillic acid, diet and gut microbiota, children, unaffected siblings
MeSH terms
Adolescent, Autistic Disorder, Child, Child, Preschool, Female, Humans, Italy, Male, Gas Chromatography-Mass Spectrometry, Sensitivity and Specificity, Least-Squares Analysis, Siblings, Metabolomics, Metabolome

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