family

As a service to the X and Y variation community, AXYS is pleased to provide the following list of studies that individuals, parents or families may want to consider joining. All listed studies have been approved by their respective Institutional Review Boards (IRB), and a copy of that approval is on file with AXYS. The announcements and parties conducting and sponsoring the research meet guidelines established by AXYS regarding relevancy and appropriateness to X and Y variations. AXYS takes no position and makes no claims as to the potential benefits of the studies, including those studies involving medications, and cannot be responsible for any outcomes, lack of outcomes or unintended side effects. If interested in participating in this research, please use the contact information in the announcement.


Name of Study: MyPaTH Story Booth

X and Y variations being studied: All

Genders being studied: All

Age Range: 18 and up

Other eligibility requirements: Able to read and understand English

Travel required: No, interview by phone

Sponsoring Institution: Patient-Centered Outcomes Research Institute

Principal Investigator(s): Kathleen McTigue, MD, University of Pittsburgh, UPMC, PaTH CDRN

Link to a more detailed description: www.pathnetwork.org/research/MyPaTH_story_booth.html | Study Flyer

Primary funding source(s): Patient-Centered Outcomes Research Institute

Primary Contact: mystory@pitt.edu | 412-864-3025

Date Posted: February 19, 2020


Name of Study: National Institutes of Health (NIH) Behavioral, Cognitive, and Brain Imaging Study for Girls and Young Women with Trisomy X (2 day study)

X and Y variations being studied: Trisomy X

Genders being studied: Female

Age Range: 5 to 25 years

Other eligibility requirements: 

Travel required: Yes. 2 day study near Washington, DC. Flights and lodging are provided, along with a meal allowance and participant payment.

Sponsoring Institution: National Institutes of Health (NIH)

Principal Investigator(s): Dr. Armin Raznahan

Link to a more detailed description: Children w/ X & Y Chromosome Variations | Adults w/ X & Y Chromosome Variations | Study Flyer

Primary funding source(s): National Institutes of Health Intramural Research Program

Primary Contact: Jonathan Blumenthal at jb364e@nih.gov or 301-435-4516

Date Posted: January 15, 2020


Name of Study: Brain, Behavior and Puberty in Klinefelter Syndrome

X and Y variations being studied: Klinefelter (47,XXY)

Genders being studied: Male

Age Range: 8 – 13 years old

Other eligibility requirements: None

Travel required: Yes

Sponsoring Institution: Stanford University and Nemours Children’s Health System

Principal Investigator(s): Allan L. Reiss, MD (Stanford) and Judith Ross, MD (Nemours)

Link to a more detailed description: med.stanford.edu/BGAPstudy

Primary funding source(s): NIH

Primary Contact: Vanessa Alschuler (Stanford) BGAPstudy@stanford.edu, Karen Kowal (Nemours) karen.kowal@nemours.org or Gabriel Stefy (Nemours) Gabrielle.Stefy@Nemours.org

Date Posted: January 19, 2019 (updated June 3, 2020)

Stanford Study Flyer | Nemours Study Flyer


Name of Study: Learning and Brain Development in Boys with 47,XYY Syndrome, Idiopathic Autism, & Typically Developing Control Boys

X and Y variations being studied: XYY

Genders being studied: Males

Age Range: 6-17

Other eligibility requirements: Non-mosaic 47,XYY Syndrome

Travel required: Yes

Sponsoring Institution: Nemours DuPont Hospital for Children in Wilmington, DE or in Philadelphia, PA

Principal Investigator(s): Judith Ross, MD

Link to a more detailed description: Study Flyer

Primary funding source(s): NIH

Primary Contact: Dr. Judith Ross: JLRoss@nemours.org or 215-955-9008

Date Posted: October 10, 2018


Name of Study: The eXtraordinarY Babies Study: Researching the Natural History of Health and Neurodevelopment in Infants and Young Children with Sex Chromosome Trisomy 

X and Y variations being studied: All variations

Genders being studied: All

Age Range: 6 weeks to 12 months old at the time of enrollment

Other eligibility requirements: Children must have a prenatal diagnosis of XXY, XYY, XXX, XXYY, or other sex chromosome variations

Travel required: Yes. Study sites include Colorado, Delaware or Philadelphia. Travel budget included if needed. There are 4-8 total study visits over 2-4 years (depending on age at enrollment).

Sponsoring Institution: University of Colorado Denver, Nemours/Alfred I. DuPont Hospital for Children

Principal Investigator(s): Dr. Nicole Tartaglia; Co-Investigator: Dr. Judith Ross

Link to a more detailed description: Study Flyer

Primary funding source(s): National Institute of Child Health and Development

Primary Contact: Colorado area – extraordinarykids@ucdenver.edu or 720-808- 0873 | Delaware area – karen.kowal@nemours.org or 215-955-9008

Date Posted: March 2018


Name of Study: Neural Correlates of the Y Chromosome in Autism: XYY Syndrome as a Genetic Model

X and Y variations being studied: XYY

Genders being studied: Male

Age Range: 6 to 17 years

Other eligibility requirements: Non-mosaic 47,XYY Syndrome

Travel required: Yes

Sponsoring Institution: Nemours/Alfred I. DuPont Hospital for Children, Sites: Philadelphia, PA and
Wilmington, DE

Principal Investigator(s): Judith Ross, MD

Link to a more detailed description: //www.nemours.org/pediatric-research/clinicaltrials/autism-740262.html

Primary funding source(s): National Institutes of Health (NIH)

Primary Contact: Karen Kowal, karen.kowal@nemours.org, 215-955- 9008

Date Posted: November 2017


Name of Study: TESTO Study: Testosterone Effects on Short-Term Outcomes in Infants with XXY

X and Y variations being studied: XXY

Genders being studied: Male

Age Range: Birth to 12 weeks of age at enrollment

Other eligibility requirements: Prenatal diagnosis of XXY, which has been confirmed postnatally

Travel required: Yes, travel to Denver, CO. Travel budget available as needed.

Sponsoring Institution: University of Colorado Denver and Children’s Hospital Colorado

Principal Investigator(s): Shanlee Davis, MD

Link to a more detailed description: Website coming soon

Primary funding source(s): NIH

Primary Contact: TESTO@ucdenver.edu or 720-777- 6774

Date Posted: 10/6/2017


Name of Study: The Clinical Study of Patients with Sex Chromosome Variants

X and Y variations being studied: All sex chromosome variants, such as, but not limited to Klinefelter syndrome, 47,XYY, and 47,XXX

Genders being studied: Males and Females

Age Range: Adults (18+)

Other eligibility requirements:

Travel required: Yes. Participants will travel to the NIH Clinical Center in Bethesda, MD (near Washington, DC) for 5 days at no personal cost. One companion may travel with the participant. Travel costs, lodging, and a stipend will be provided.

Sponsoring Institution: National Human Genome Research Institute of the National Institutes of Health (NIH)

Principal Investigator(s):Ashley J Buscetta, CRNP, National Human Genome Research Institute (NHGRI)

Link to more detailed description: //clinicaltrials.gov/ct2/show/NCT01661010?term=12HG0181&rank=1

Primary funding source(s): National Institutes of Health

Primary Contact: To participate please contact the NIH Office of Patient Recruitment at 1-800-411-1222 and refer to study 12-HG-0181. Questions? Email Ashley J Buscetta, CRNP, ashley.buscetta@nih.gov  or call 301-496-3033.

Date Posted: April 2016