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Sulphation deficit in "low-functioning" autistic children: a pilot study.

A Alberti¹, P Pirrone, M Elia

¹Department of Pediatrics, Oasi Institute for Research on Mental Retardation and Brain Aging (IRCCS), Troina, Italy.

Biological Psychiatry

|August 6, 1999

Summary

Autistic children show impaired sulphation capacity, affecting how their bodies process compounds. This metabolic dysfunction may worsen autistic behaviors, highlighting a potential link between diet and autism symptoms.

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Area of Science:

Biochemistry
Neuroscience
Developmental Pediatrics

Background:

Parental reports suggest certain foods exacerbate autistic episodes in children.
Autistic behavior may be linked to underlying metabolic dysfunctions.

Purpose of the Study:

To investigate sulphation capacity in low-functioning autistic children.
To compare metabolic function between autistic and neurotypical children.

Main Methods:

Evaluated the urine paracetamol-sulfate/paracetamol-glucuronide (PS/PG) ratio.
Used high-performance liquid chromatography (HPLC) for biochemical analysis.
Administered paracetamol to assess metabolic pathways.

Main Results:

Autistic subjects exhibited a significantly lower PS/PG ratio compared to controls (p < .00002).

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This indicates reduced sulphation capacity in the autistic group.

Conclusions:

Impaired metabolism of certain compounds, like phenolic amines, may exacerbate autistic behaviors.
Metabolic dysfunction, specifically in sulphation, is a potential factor in autism spectrum disorder.