EEGs distinguishing autism?

A stable pattern of EEG spectral coherence distinguishes children with autism from neuro-typical controls - a large case control study. BMC Medicine. 10: 64.

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Read a Questioning Answers post on EEGs and autism here.

Porphyrin metabolism as a biomarker for autism risk?

Disordered porphyrin metabolism: a potential biological marker for autism risk assessment. Autism Research. February 2012.

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View a Questioning Answers post on this paper here.

Glutathione and autism

Novel metabolic biomarkers related to sulfur-dependent detoxification pathways in autistic patients of Saudi Arabia. BMC Neurology. November 2011.
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Five serum biomarkers for schizophrenia?

Potential metabolite markers of schizophrenia. Molecular Psychiatry. October 2011.
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View a Questioning Answers post on this paper here.

Bacterial and metabolic signatures in coeliac disease

Duodenal and faecal microbiota of celiac children: molecular, phenotype and metabolome characterization. BMC Microbiology. October 2011.
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Organochloride pesticides and ADHD?

Urinary trichlorophenol levels and increased risk of attention deficit hyperactivity disorder among US school-aged children. Occupational and Environmental Medicine. May 2011.
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Immunophenotypes and autism

In search of cellular immunophenotypes in the blood of children with autism. PLoS One. May 2011.
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Perinatal oxytocin exposure and ADHD risk?

Perinatal pitocin as an early ADHD biomarker: neurodevelopmental risk? Journal of Attention Disorders. April 2011.
Link to abstract here.

Lipid biomarkers for autism in Saudi Arabia?

Plasma fatty acids as diagnostic markers in autistic patients from Saudi Arabia. Lipids in Health & Disease. April 2011.
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Biomarkers for schizophrenia?

Identification of a biological signature for schizophrenia in serum. Molecular Psychiatry. April 2011.
Link to abstract here.