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Terminated No phase listed Observational Accepts healthy volunteers

Investigation of Neuroserpin as an Autism Candidate Gene

ClinicalTrials.gov ID: NCT00917683

Public ClinicalTrials.gov record NCT00917683. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 12:20 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Previously it has been shown that Familial Encephalopathy with neuroserpin inclusion bodies (FENIB) patients develop abnormalities that partially overlap with Autism Spectrum disorders (ASD), confounded with additional features that could be explained by inclusion body formation not expected in subjects with inclusion body forming SERPINI1 mutations. There is no described human neuroserpin deficiency phenotype. The neuroserpin knockout mouse phenotype also suggests a possible overlap with autism. Neuroserpin could contribute directly at the synapse or through altered neuron migration during early development leading to the "underconnectivity" that underlies autism by potentially contributing to the excess of short connections and not enough long ones seen in autistic brains, possibly due to an imbalance in pruning of neurons and synapses early in life. It is thus proposed to sequence the neuroserpin gene in initially 20, and subsequently up to 100 idiopathic autistic patients selected as having the language impairment and perseveration endophenotypes.

Study identification

NCT ID
NCT00917683
Recruitment status
Terminated
Study type
Observational
Phase
Not listed
Enrollment
5 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
1 Year and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 2009 (Type not available)
Primary completion
Apr 2012 (Actual)
Completion
Apr 2012 (Actual)
Last update posted
Apr 19, 2016

2009 – 2012

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
SUNY Upstate Medical University Syracuse New York 13210 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00917683, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 19, 2016 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00917683 live on ClinicalTrials.gov.

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