Circulating levels of neurotrophic factors in autism spectrum disorders

David Henrique Rodrigues, Natália Pessoa Rocha, Larissa Fonseca Da Cunha Sousa, Izabela Guimarães Barbosa, Arthur Kummer, Antônio Lucio Teixeira

Research output: Contribution to journalArticlepeer-review

20 Scopus citations

Abstract

OBJECTIVES: Evaluate the levels of a neurotrophic factor and some neurotrophins in the plasma of patients with Autism Spectrum Disorders (ASD). DESIGN: This study enrolled 30 children with ASD and 19 healthy children. Plasma levels of the neurotrophins BDNF, NGF, NT3, NT4 and of the neurotrophic factor GDNF were measured by Enzyme-Linked Immunosorbent Assay. SETTING: The etiopathogenesis of ASD is largely unknown, but it seems to involve dysfunction in several biological systems. One of these systems comprises the neurotrophic factors, which are molecules involved in many processes in the central nervous system, including neuronal survival, synaptogenesis and synaptic plasticity. Recent studies have shown association between neurotrophic factors and ASD. RESULTS: No differences in plasma BDNF, NGF, NT3, NT4 and GDNF were found between ASD and control. Neurotrophic factors are not altered in ASD. CONCLUSIONS: These molecules may play a minor role in ASD.

Original languageEnglish (US)
Pages (from-to)380-384
Number of pages5
JournalNeuroendocrinology Letters
Volume35
Issue number5
StatePublished - 2014
Externally publishedYes

Keywords

  • Autism Spectrum Disorders
  • BDNF
  • GDNF
  • Neurotrophic factors
  • Neurotrophins
  • NGF
  • NT3
  • NT4

ASJC Scopus subject areas

  • Endocrinology, Diabetes and Metabolism
  • Endocrinology
  • Neurology
  • Endocrine and Autonomic Systems
  • Clinical Neurology
  • Psychiatry and Mental health

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