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Clinical Study of TUTI-16 in Asymptomatic HIV-1 Infected Subjects (THYMON-11001)

Primary Purpose

HIV Infections

Status
Completed
Phase
Phase 1
Locations
United States
Study Type
Interventional
Intervention
TUTI-16 (1.0 mg)
Placebo
Sponsored by
Thymon, LLC
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for HIV Infections focused on measuring HIV, vaccine, lipopeptide, Tat, TUTI-16, THYMON

Eligibility Criteria

18 Years - 50 Years (Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Males and Females
  • Age ≥ 18 and ≤ 50 years at Screening
  • Body weight of 50-100 kg (inclusive) at Screening.
  • HIV-1 seropositive subjects on effective ART for > 12 months (undetectable HIV plasma viremia), viral set point before ART > 10,000.
  • CD4+ T-cell count ≥ 500/mm3.
  • No antiviral drug within 8 weeks of screening. Patients stabilized on Aciclovir and Valciclovir for more than 6 months may be enrolled.
  • Karnofsky performance status > 90% at screening.
  • In good health as determined by medical history, a baseline physical examination, vital signs, and clinical laboratory tests.
  • Subject is willing and able to sign written informed consent prior to beginning study procedures.
  • Subject is willing and able to follow instructions, comply with the protocol requirements and make all required study visits.

Exclusion Criteria:

  • Females planning to become pregnant during the course of the study.
  • Females with a positive pregnancy test at Screening or study enrollment.
  • Any out-of range laboratory value at screening that has not been reviewed, approved and documented as not clinically significant by the Principal Investigator.
  • Systemic infection or other vaccination within 6 weeks prior to screening. Live vaccine within 1 year of screening.
  • Autoimmune disease (e.g., psoriasis, rheumatoid arthritis, etc.) or inflammatory bowel disease confirmed by clinical history.
  • Positive at screen for HBV (by HBsAg assay) or HCV (by antibody ELISA) unless there is no active infection as judged by an elevated alanine aminotransferase (ALT) at screening.
  • Alanine aminotransferase (ALT) above the upper limit of normal at screening.
  • Hemoglobin outside of laboratory normal range at screening.
  • Absolute neutrophil counts outside of laboratory normal range at screening.
  • Platelet count outside of laboratory normal range at screening.
  • A history of significant drug allergy.
  • A general medical or psychological condition or behavior, including current substance dependence or abuse that, in the opinion of the investigator, might not permit the subject to complete the study or sign the informed consent.
  • Subjects experiencing an acute Herpetic event.
  • Any other condition or clinically significant abnormal findings on the physical examination, medical history, or clinical laboratory results during screening that, in the opinion of the Principal Investigator would make the subject unsuitable for the study or put them at additional risk.
  • Routine or PRN consumption of immune suppressive medications that the subject is unable or unwilling to discontinue during the study.
  • Inability to understand or follow study instructions.
  • Participation in another investigational drug/vaccine study within 30 days preceding the first injection of investigational agent in this study.

Sites / Locations

  • Clinilabs

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Placebo Comparator

Arm Label

TUTI-16 (1.0 mg)

Placebo

Arm Description

Two subcutaneous injections of 1.0 mg at Day 0 and Week 3.

Two subcutaneous injections of placebo at Day 0 and Week 3.

Outcomes

Primary Outcome Measures

Anti-Tat Antibody Titer
ELISA based chemiluminescent assay to determine the anti-Tat antibody response

Secondary Outcome Measures

Full Information

First Posted
April 12, 2011
Last Updated
January 14, 2013
Sponsor
Thymon, LLC
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1. Study Identification

Unique Protocol Identification Number
NCT01335191
Brief Title
Clinical Study of TUTI-16 in Asymptomatic HIV-1 Infected Subjects (THYMON-11001)
Official Title
Clinical Study of TUTI-16 in Asymptomatic, HIV-1 Infected Subjects Effectively Controlled by Antiretroviral Therapy and the Effects on Viral Load During a Structured Treatment Interruption
Study Type
Interventional

2. Study Status

Record Verification Date
January 2013
Overall Recruitment Status
Completed
Study Start Date
June 2011 (undefined)
Primary Completion Date
June 2012 (Actual)
Study Completion Date
June 2012 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Thymon, LLC

4. Oversight

Data Monitoring Committee
No

5. Study Description

Brief Summary
This protocol represents the third in human study of TUTI-16, and is being conducted to gather additional safety and human immunogenicity (anti-HIV-1 Tat titers) data of subcutaneously administered TUTI-16.
Detailed Description
In this study, HIV-1 infected subjects on ART, with undetectable HIV-1 viral load, will be immunized with 1mg TUTI-16 or placebo in a randomized double blind fashion (prime and 3 week boost). Three weeks after the 3 week boost (week 6) ART will be stopped. HIV-1 viral load and CD4+ T-cell levels will be determined at defined intervals through 54 weeks (48 weeks Post ART discontinuation).

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
HIV Infections
Keywords
HIV, vaccine, lipopeptide, Tat, TUTI-16, THYMON

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 1, Phase 2
Interventional Study Model
Single Group Assignment
Masking
ParticipantCare ProviderInvestigatorOutcomes Assessor
Allocation
Randomized
Enrollment
27 (Actual)

8. Arms, Groups, and Interventions

Arm Title
TUTI-16 (1.0 mg)
Arm Type
Experimental
Arm Description
Two subcutaneous injections of 1.0 mg at Day 0 and Week 3.
Arm Title
Placebo
Arm Type
Placebo Comparator
Arm Description
Two subcutaneous injections of placebo at Day 0 and Week 3.
Intervention Type
Biological
Intervention Name(s)
TUTI-16 (1.0 mg)
Intervention Description
Two subcutaneous injections of TUTI-16 (1.0 mg) at Day 0 and Week 3.
Intervention Type
Other
Intervention Name(s)
Placebo
Intervention Description
Two subcutaneous injections of Placebo at Day 0 and Week 3.
Primary Outcome Measure Information:
Title
Anti-Tat Antibody Titer
Description
ELISA based chemiluminescent assay to determine the anti-Tat antibody response
Time Frame
54 weeks

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
50 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Males and Females Age ≥ 18 and ≤ 50 years at Screening Body weight of 50-100 kg (inclusive) at Screening. HIV-1 seropositive subjects on effective ART for > 12 months (undetectable HIV plasma viremia), viral set point before ART > 10,000. CD4+ T-cell count ≥ 500/mm3. No antiviral drug within 8 weeks of screening. Patients stabilized on Aciclovir and Valciclovir for more than 6 months may be enrolled. Karnofsky performance status > 90% at screening. In good health as determined by medical history, a baseline physical examination, vital signs, and clinical laboratory tests. Subject is willing and able to sign written informed consent prior to beginning study procedures. Subject is willing and able to follow instructions, comply with the protocol requirements and make all required study visits. Exclusion Criteria: Females planning to become pregnant during the course of the study. Females with a positive pregnancy test at Screening or study enrollment. Any out-of range laboratory value at screening that has not been reviewed, approved and documented as not clinically significant by the Principal Investigator. Systemic infection or other vaccination within 6 weeks prior to screening. Live vaccine within 1 year of screening. Autoimmune disease (e.g., psoriasis, rheumatoid arthritis, etc.) or inflammatory bowel disease confirmed by clinical history. Positive at screen for HBV (by HBsAg assay) or HCV (by antibody ELISA) unless there is no active infection as judged by an elevated alanine aminotransferase (ALT) at screening. Alanine aminotransferase (ALT) above the upper limit of normal at screening. Hemoglobin outside of laboratory normal range at screening. Absolute neutrophil counts outside of laboratory normal range at screening. Platelet count outside of laboratory normal range at screening. A history of significant drug allergy. A general medical or psychological condition or behavior, including current substance dependence or abuse that, in the opinion of the investigator, might not permit the subject to complete the study or sign the informed consent. Subjects experiencing an acute Herpetic event. Any other condition or clinically significant abnormal findings on the physical examination, medical history, or clinical laboratory results during screening that, in the opinion of the Principal Investigator would make the subject unsuitable for the study or put them at additional risk. Routine or PRN consumption of immune suppressive medications that the subject is unable or unwilling to discontinue during the study. Inability to understand or follow study instructions. Participation in another investigational drug/vaccine study within 30 days preceding the first injection of investigational agent in this study.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Mardik Donikyan, MD
Organizational Affiliation
Clinilabs, Inc.
Official's Role
Principal Investigator
Facility Information:
Facility Name
Clinilabs
City
New York
State/Province
New York
ZIP/Postal Code
10019
Country
United States

12. IPD Sharing Statement

Citations:
PubMed Identifier
23095869
Citation
Goldstein G, Damiano E, Donikyan M, Pasha M, Beckwith E, Chicca J. HIV-1 Tat B-cell epitope vaccination was ineffectual in preventing viral rebound after ART cessation: HIV rebound with current ART appears to be due to infection with new endogenous founder virus and not to resurgence of pre-existing Tat-dependent viremia. Hum Vaccin Immunother. 2012 Oct;8(10):1425-30. doi: 10.4161/hv.21616. Epub 2012 Oct 1.
Results Reference
derived

Learn more about this trial

Clinical Study of TUTI-16 in Asymptomatic HIV-1 Infected Subjects (THYMON-11001)

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