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Understanding and Diagnosing Allergic Disease in Twins

The recruitment status of this study is unknown. The completion date has passed and the status has not been verified in more than two years.
Verified November 2015 by Kari Christine Nadeau, Stanford University.
Recruitment status was:  Recruiting
Sponsor:
ClinicalTrials.gov Identifier:
NCT01613885
First Posted: June 7, 2012
Last Update Posted: November 26, 2015
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Kari Christine Nadeau, Stanford University
  Purpose
The purpose of this study is to gain better understanding of how the immune system works in twins with and without allergic disease. Healthy volunteers are not specifically targeted. Healthy non-allergic study participants may be found through the course of evaluation for the presence of allergies.

Condition
Allergies

Study Type: Observational
Official Title: Understanding and Diagnosing Allergic Disease in Twins

Further study details as provided by Kari Christine Nadeau, Stanford University:

Primary Outcome Measures:
  • Comparing immune systems of food allergic twins [ Time Frame: 2 years ]

Biospecimen Retention:   Samples With DNA
Blood

Estimated Enrollment: 200
Study Start Date: August 2010
Estimated Primary Completion Date: December 2016 (Final data collection date for primary outcome measure)
Groups/Cohorts
Twins, ages 0 to 80 years, with or without allergy disease.

  Eligibility

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


Ages Eligible for Study:   up to 80 Years   (Child, Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
Healthy volunteers are not specifically targeted. Healthy non-allergic study participants may be found through the course of evaluation for the presence of allergies. Women, minorities or children will not be excluded from this study.
Criteria

Inclusion Criteria:

  • Twin participants ages 0 to 80 years who are with or without allergy disease.

Exclusion Criteria:

  • Patients with special risks attendant to venipuncture will be excluded.
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01613885


Contacts
Contact: Kari A Nadeau, MD, PhD snpcenterallergy.inquiry@stanford.edu

Locations
United States, California
Stanford University School of Medicine Recruiting
Stanford, California, United States, 94305
Contact       snpcenterallergy.inquiry@stanford.edu   
Principal Investigator: Kari C Nadeau, M.D., PhD.         
Stanford University Recruiting
Stanford, California, United States, 94305
Contact: Kari Nadeau, MD, PhD       snpcenterallergy.inquiry@stanford.edu   
Sponsors and Collaborators
Stanford University
Investigators
Principal Investigator: Kari Nadeau, MD, PhD Stanford University
  More Information

Responsible Party: Kari Christine Nadeau, Associate Professor, Stanford University
ClinicalTrials.gov Identifier: NCT01613885     History of Changes
Other Study ID Numbers: SU-10042011-8546
First Submitted: June 5, 2012
First Posted: June 7, 2012
Last Update Posted: November 26, 2015
Last Verified: November 2015

Additional relevant MeSH terms:
Diseases in Twins
Disease Attributes
Pathologic Processes