Establishing Fibroblast-Derived Cell Lines From Skin Biopsies of Patients With Immunodeficiency or Immunodysregulation Disorders

Establishing Fibroblast-derived Cell Lines From Skin/Tissue Biopsies of Patients With Immunodeficiency or Immunodysregulation Disorders

Background:

  • National Institutes of Health (NIH) researchers have been studying immune cells (white blood cells) to better understand how the human body s defense system works and adjusts or regulates itself, and how changes in this system can make a person sick.
  • To study the cells of patients who have problems with their immune systems, researchers would like to collect samples of skin cells from patients with immune system disorders and compare them with skin cells taken from healthy volunteers. By studying these cells, researchers hope to determine whether these cells can be modified to create a new kind of personalized gene therapy that would attempt to cure immune diseases in the future.

Objectives:

  • To obtain skin cells from patients with immune system disorders and from healthy volunteers for research and comparison purposes.

Eligibility:

  • Patients between the ages of 2 and 85 who have immune system disorders.
  • Healthy volunteers between the ages of 18 and 85.
  • Both groups will be selected from the eligible participants of existing NIH studies into immune system disorders.

Design:

  • Researchers may take up to two biopsies from participants arms, legs, abdomen, or back.
  • The biopsy site will be numbed with local anesthetic and cleaned before the sample is taken.
  • The punch skin biopsy needle will be inserted into the skin and rotated to remove a small circle of skin (approximately 1/4 to 3/8 of an inch across). The area will be closed with bandages or stitches, and then covered with a dressing. Any stitches will be removed in 7 to 10 days.
  • Tissue samples collected in the study will be stored for future research.

Study Overview

Status

Enrolling by invitation

Detailed Description

This protocol is designed as an adjunct to other National Institutes of Health (NIH) IRB approved protocols that allow for genetic testing, which may include those that are screening protocols for patients with rare primary immunodeficiency or immunodysregulation disorders. Patients deemed of sufficient research interest after review of outside medical records, clinical evaluation, and testing, may be invited to participate in this study. Healthy volunteers and relatives of patients will also be invited to participate as a source of control samples for research testing. After consent and enrollment into this study, skin punch biopsies will be obtained to establish dermal fibroblast cell lines for research studies directed at understanding the genetic and biochemical bases of these diseases. Cell lines will also be used to investigate the utility of induced pluripotent stem cells (iPS) for lymphocyte derivation and targeted gene correction. The nasal epithelial scrapings will be used for research purposes to grow out primary nasal respiratory epithelial cell lines. These cell lines will be used for functional studies by testing virus replication in them. These functional studies will allow us to identify new primary immunodeficiencies that may present primarily as recurrent or persistent lower respiratory tract virus infections. Results with the potential to impact medical care will be relayed to the referring physicians and where applicable patients will be referred to other appropriate NIH protocols for additional clinical evaluation and treatment.

The study will enroll up to 200 patients and healthy volunteers over the next 15 years.

Study Type

Observational

Enrollment (Estimated)

200

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Maryland
      • Bethesda, Maryland, United States, 20892
        • National Institutes of Health Clinical Center

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

2 years to 85 years (Child, Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Sampling Method

Non-Probability Sample

Study Population

Up to 150 patients with poorly defined, rare inherited immunodeficiency or immunodysregulation disorders, and up to 50 healthy volunteers as controls. Patients and healthy volunteers, who are first evaluated under another NIAID protocol (such as 05-I-0213 or 06-I-0015) and others, may be offered the opportunity to participate in this protocol.

Description

  • INCLUSION CRITERIA:

Patients:

  1. To be enrolled in this study, a patient must be >=2 years of age but not >85 years of age,
  2. have a known diagnosis of primary immunodeficiency or immunodysregulation (or be a blood relative of such as patient),
  3. be concurrently enrolled on an NIH IRB approved NIAID protocol that includes genetic testing for disease of the immune system, such as but not limited to 05-I-0213 or 06-I-0015

Patient Relative: To be enrolled in this study, a patient relative must be:

  1. A biological relative of a participant being studied under this protocol. Relatives may be biological mother, father, sibling, children, grandparents, aunts, uncles and first cousins.

    a. A minor relative of the proban participant must demonstrate that they are asymptomatic carriers or are at risk for the disease

  2. be concurrently enrolled on an NIH IRB approved protocol that includes genetic testing for disease of the immune system, such as but not limited to 05-I-0213 or 06-I-0015.
  3. Greater than or equal to 8 years of age but not greater than 85 years of age,

Healthy Volunteers:

To be enrolled in this study, a normal volunteer must fulfill all of the following criteria:

  1. Be enrolled on protocol 05-I-0213.
  2. Be a healthy adult of either sex and between ages of 18 years and 85 years

EXCLUSION CRITERIA:

Patients or the Patient Relative are not eligible to be in this trial if::

  1. Platelet count less than 20,000/microL
  2. The individual is hemodynamically unstable because of acute bleeding.
  3. Any condition that, in the investigator s opinion, places the patient at undue risk by participating in the study or limits the utility of the specimen to be obtained.
  4. For Nasal Scraping: a history of turbinectomy or significant nasal pathology that would preclude obtaining mucosal scrape biopsies.

A Healthy Volunteer is not eligible to be in this trial if they:

  1. Areless than 18 years old or older than 85 years
  2. Weighs less than 110 pounds
  3. Are pregnant or breastfeeding
  4. Are receiving a chemotherapeutic agent(s) or has a malignancy
  5. Cannot avoid taking aspirin or non-steroidal anti-inflammatory medications during the 7 days preceding skin biopsy
  6. Have history of heart, lung, kidney disease, bleeding disorders, diabetes mellitus, chronic peripheral arterial or venous insufficiency, chronic diffuse skin conditions without uninvolved areas suitable for skin biopsy, poor skin healing, or keloid formation.
  7. Have been diagnosed as having viral hepatitis (B or C), human immunodeficiency virus (HIV), or a carrier for methicillin-resistant Staphylococcus aureus (MRSA)
  8. Hemoglobin measurement is less than 12.0 g/dL
  9. Platelet count less than 150,000/(micro)L
  10. PT greater than 15.0 seconds or PTT greater than 40 seconds
  11. Have a history of intravenous injection drug use or of engaging in high-risk activities for exposure to the acquired immunodeficiency syndrome (AIDS) virus.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Observational Models: Cohort
  • Time Perspectives: Cross-Sectional

Cohorts and Interventions

Group / Cohort
Healthy Volunteers
Up to 50 subjects as healthy controls
Immunodeficiency
Up to 150 subjects with poorly defined, rare inherited immunodeficiency or immunodysregulation disorders

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Generate fibroblast, dermal, or other skin-resident cell lines
Time Frame: Over the lifetime of the study
Obtain skin punch biopsies to generate fibroblast, dermal, or other skin-resident cell lines in patients who previously underwent HSCT. Cells may also be used for somatic cell hybridization, cell complementation, assessing fibroblast-specific innate immune responses, or other genetic techniques.
Over the lifetime of the study

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Helen C Su, M.D., National Institute of Allergy and Infectious Diseases (NIAID)

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

June 10, 2009

Primary Completion

December 6, 2022

Study Completion

December 6, 2022

Study Registration Dates

First Submitted

May 7, 2009

First Submitted That Met QC Criteria

May 7, 2009

First Posted (Estimated)

May 8, 2009

Study Record Updates

Last Update Posted (Estimated)

April 18, 2024

Last Update Submitted That Met QC Criteria

April 17, 2024

Last Verified

February 16, 2024

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

.There isn't any data generated on this study that is relevant or shareable to any individual participant. Data obtained from iPS line growth is not medically actionable and therefor will not be reported back or shared with the participant.

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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