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Completed

NCT Number: NCT02169531

Ex Vivo Immunotherapy for Hyperglycemia in Type 2 Diabetes Mellitus

Diabetes mellitus type 2 is a long-term metabolic disorder that is primarily characterized by insulin resistance, relative insulin deficiency and hyperglycemia. Our hypotheses is that liver would be the primary organ responsible for the metabolic disorder because of some unknown defects, where sugar would not be efficiently converted to glycogen and fat, leading to hyperglycemia. The constant hyperglycemia would keep pressure on beta-cells in the pancreas to eventually exhaust their ability to produce and secret sufficient amount of insulin, exacerbating the disease. The Immunotherapy would enhance the liver functions and correct the abnormal sugar metabolism. In addition, the ex vivo activated cells produce and secret growth factors which would help endothelial cells of blood vessels to reproduce and grow, resulting in reduced arteriosclerosis.

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Key information

Age range

25 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

The 12th People's Hospital of Guangzhou, Guangzhou, Guangdong, China

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About this study

We plan to recruit 20 patients with type 2 diabetes mellitus who suffer hyperglycemia with or without medication. The patients will come to our hospitals for the treatment. A small amount of peripheral blood will be drawn and processed and cultured in our laboratory. The cultured cells (autologous) will be infused intravenously back to patients. Levels of plasma hemoglobin A1c (HbA1c) and other metabolic parameters before and after the therapy will be compared. The therapy is planned to take four weeks for each patient.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • 1. Patients diagnosed with type 2 diabetes mellitus.
  • 2. 25 years of age or older. Both sexes.
  • 3. HbA1c ≧6.5% for more than 6 months with or without medication.
  • 4. Capability of providing informed consent.

Exclusion criteria

  • 1. History of malignancy.
  • 2. Patients with active infections.
  • 3. Seropositivity for HIV infection.
  • 4. History of myocardial infarction or unstable angina in the previous 3 months.
  • 5. Pregnancy or nursing.

Treatment and study plan

ex vivo Activated Immune Cells

Drug

The patients who take medication before the enrollment will be required to reduce at least half the amount of the medication before the treatment. The reduction of the medication will continue during and after the therapy until the levels of plasma hemoglobin A1c (HbA1c) increase to equal or above the levels of the baseline measured before the treatment.

Primary outcomes

  1. Change from Baseline Hemoglobin A1c (HbA1c) at up to 27 weeks.

    Time frame: Point 1: The week (week 1) before the first cell infusion assessed as the baseline; Point 2: The week (week 6) after the last cell infusion; Point 3 and after: every 4 weeks up to 27 weeks.

Secondary outcomes

  1. Change from Baseline Lipid Profile at up to 27 weeks.

    Time frame: Point 1: The week (week 1) before the first cell infusion assessed as the baseline; Point 2: The week (week 6) after the last cell infusion; Point 3 and after: every 4 weeks up to 27 weeks.

    Lipid profile includes cholesterol, triglycerides, HDL cholesterol and LDL cholesterol.

Other outcomes

  1. Change from Baseline Symptoms at up to 27 weeks.

    Time frame: Point 1: The week (week 1) before the first cell infusion assessed as the baseline; Point 2: The week (week 6) after the last cell infusion; Point 3 and after: every 4 weeks up to 27 weeks.

    The symptoms include insomnia, anorexia, fatigue, frequent trips to the bathroom, unquenchable thirst and blurred vision.

Sponsors and collaborators

Lead sponsor

B & Y Technologies

Industry

Collaborators

  • Guangzhou No.12 People's Hospital
  • The 12th People's Hospital of Shenzhen City

Registry information

Official study title

Pilot Study of a Cell-Based Therapy for Treatment of Hyperglycemia in Type 2 Diabetes Mellitus

Acronym: DISC

Important dates

Study start
2014
Primary completion
2015
Study completion
2016
First posted
Jun 23, 2014
Registry last updated
Jan 13, 2016

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

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This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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