| abstract |
The invention relates to pharmaceutical compositions containing certain secretin fragments that are particularly suitable for diagnosing and treating autism. Said pharmaceutical compositions preferably contain at least one of the peptides of formulae: His-Ser-Asp-Gly-Thr-Phe-Thr-Ser (A), His-Ser-Asp-Gly-Thr-Phe-Thr (B), His-Ser-Asp-Gly-Thr-Phe (C), His-Ser-Asp-Gly-Thr (D), His-Ser-Asp-Gly-(E), Gln-Arg-Leu-Leu-Gln-Gly-Leu-Val (F), Arg-Leu-Leu-Gln-Gly-Leu-Val (G), Leu-Leu-Gln-Gly-Leu-Val (H), Leu-Gln-Gly-Leu-Val (I) and Gln-Gly-Leu-Val (J). |