Amniotic hormone levels linked to autism risk

Landmark research has shown levels of several sex hormones are higher in the wombs of women whose male children are later diagnosed with autism.

The study looked at amniotic fluid samples from the mothers of 128 Danish males born 1993-1999 who were later diagnosed with autism, Asperger’s or another pervasive developmental disorder.

Concentrations of testosterone as well precursor steroids in the ?4 pathway (progesterone, 17alpha-hydroxy-progesterone and androstenedione) were all elevated in the autism group compared with

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