U24AT009150
Cooperative Agreement
Overview
Grant Description
Trial to Assess Chelation Therapy 2 (TACT2) DCC Competing Renewal - The Trial to Assess Chelation Therapy 2 (TACT2) is an ongoing multicenter US-Canada randomized placebo-controlled trial that has enrolled 1000 post-MI patients with diabetes. It is testing, in a factorial design, whether 40 intravenous edetate disodium-based infusions or placebo infusions and high-dose oral multivitamins or oral placebo can significantly reduce recurrent ischemic cardiac events.
The study has completed enrollment and seeks funding for 2.5 additional years to complete follow-up, closeout, analysis, and presentations/publications. This TACT2 continuation proposal consists of a single application by the Data Coordinating Center (DCC) at the Duke Clinical Research Institute (DCRI) led by Principal Investigators (PI) Kevin J. Anstrom PhD and Daniel B. Mark MD, with subcontracts to the Clinical Coordinating Center (CCC) at Mount Sinai Medical Center in Miami Beach FL (Gervasio A. Lamas MD, PI) and the Toxic Metals and Biorepository Core Laboratory at the Columbia University Mailman School of Public Health in New York City (Ana Navas-Acien MD PhD, PI).
The DCC, and its subcontracts, will coordinate all post-enrollment activities. This competitive renewal of TACT2 is required to support completion of follow-up, database lock, analyses of study hypotheses, reporting, publication, and dissemination of trial results.
The combined CCC/DCC specific aims of TACT2 for this competitive renewal are to:
A. Determine if the chelation-based strategy in patients with diabetes and prior MI improves the primary composite endpoint of event-free survival;
B. Determine if the chelation-based strategy in patients with diabetes and prior MI reduces all-cause mortality;
C. Perform an economic analysis of the TACT2 chelation strategy;
D. Determine whether the metal chelation regimen reduces body metal burden in the active treatment group, and to determine whether treatment effect size is larger among those with larger metal burden;
E. Assess the effect of OMVM vs. placebo on clinical outcomes;
F. Maintain a biorepository including DNA for future scientific questions.
TACT2, if positive, will not only result in the acceptance of chelation into clinical practice and clinical guidelines but also will provide important novel insights into the pathobiology and etiology of coronary artery disease.
The study has completed enrollment and seeks funding for 2.5 additional years to complete follow-up, closeout, analysis, and presentations/publications. This TACT2 continuation proposal consists of a single application by the Data Coordinating Center (DCC) at the Duke Clinical Research Institute (DCRI) led by Principal Investigators (PI) Kevin J. Anstrom PhD and Daniel B. Mark MD, with subcontracts to the Clinical Coordinating Center (CCC) at Mount Sinai Medical Center in Miami Beach FL (Gervasio A. Lamas MD, PI) and the Toxic Metals and Biorepository Core Laboratory at the Columbia University Mailman School of Public Health in New York City (Ana Navas-Acien MD PhD, PI).
The DCC, and its subcontracts, will coordinate all post-enrollment activities. This competitive renewal of TACT2 is required to support completion of follow-up, database lock, analyses of study hypotheses, reporting, publication, and dissemination of trial results.
The combined CCC/DCC specific aims of TACT2 for this competitive renewal are to:
A. Determine if the chelation-based strategy in patients with diabetes and prior MI improves the primary composite endpoint of event-free survival;
B. Determine if the chelation-based strategy in patients with diabetes and prior MI reduces all-cause mortality;
C. Perform an economic analysis of the TACT2 chelation strategy;
D. Determine whether the metal chelation regimen reduces body metal burden in the active treatment group, and to determine whether treatment effect size is larger among those with larger metal burden;
E. Assess the effect of OMVM vs. placebo on clinical outcomes;
F. Maintain a biorepository including DNA for future scientific questions.
TACT2, if positive, will not only result in the acceptance of chelation into clinical practice and clinical guidelines but also will provide important novel insights into the pathobiology and etiology of coronary artery disease.
Awardee
Funding Goals
TO EVALUATE COMPLEMENTARY AND INTEGRATIVE HEALTH APPROACHES. THE FOLLOWING OBJECTIVES SUPPORT THIS GOAL: (1) COORDINATE AND FACILITATE THE INVESTIGATION OF COMPLEMENTARY AND INTEGRATIVE HEALTH APPROACHES THROUGH PEER-REVIEWED GRANT SOLICITATIONS, (2) INTERFACE WITH THE NCCIH NATIONAL ADVISORY COUNCIL, (3) CONDUCT TECHNOLOGY ASSESSMENT CONFERENCES FOR THE PURPOSE OF ESTABLISHING AREAS OF CLINICAL AND PRE-CLINICAL RESEARCH THAT NEED TO BE FURTHER DEVELOPED WITHIN COMPLEMENTARY HEALTH APPROACHES, AND (4) MAINTAIN A COMPREHENSIVE BIBLIOGRAPHIC DATA BASE IN CONJUNCTION WITH THE NATIONAL LIBRARY OF MEDICINE. THE NATIONAL CENTER FOR COMPLEMENTARY AND INTEGRATIVE HEALTH (NCCIH) REGULARLY EXAMINES AND REDEFINES ITS RESEARCH PRIORITIES. IN SETTING RESEARCH PRIORITIES, NCCIH CONSIDERS ITS EXISTING RESEARCH PORTFOLIO, ITS 5-YEAR STRATEGIC PLAN, THE RECOMMENDATIONS OF THE NATIONAL ADVISORY COUNCIL FOR COMPLEMENTARY AND INTEGRATIVE HEALTH, CURRENT SCIENTIFIC ADVANCES, THE PLANS OF OTHER NIH INSTITUTES AND CENTERS, AND INPUT FROM EXPERT PANELS AND STAKEHOLDERS. RESEARCH CONSTITUTING A RIGOROUS EVIDENCE BASE FOR COMPLEMENTARY HEALTH APPROACHES WILL BE DEVELOPED THROUGH A RANGE OF RESEARCH STRATEGIES INCLUDING BASIC AND TRANSLATIONAL RESEARCH, AND CLINICAL INVESTIGATION. PRIORITY SETTING ALSO TAKES INTO ACCOUNT: 1)SCIENTIFIC PROMISE, 2)AMENABILITY TO RIGOROUS SCIENTIFIC INQUIRY,3) POTENTIAL TO CHANGE HEALTH PRACTICES, AND 4) RELATIONSHIP TO USE AND PRACTICE. RESEARCH APPROACHES BASIC, TRANSLATIONAL, EFFICACY/EFFECTIVENESS, AND IMPLEMENTATION RESEARCH FOR COMPLEMENTARY AND INTEGRATIVE HEALTH APPROACHES NEED TO BE STUDIED ACROSS THE RESEARCH CONTINUUM. NCCIH CONTINUES TO EMPHASIZE BASIC RESEARCH THAT DEFINES BIOLOGICAL EFFECTS AND MECHANISMS OF ACTION, THIS RESEARCH IS AIMED AT UNDERSTANDING THE NATURE OF COMPLEMENTARY HEALTH APPROACHES SUCH AS THEIR BIOLOGY, PHYSIOLOGY, AND PHYSICAL, CHEMICAL AND BEHAVIORAL PROPERTIES. NCCIH ALSO SUPPORTS THE DEVELOPMENT OF TOOLS, MODELS, AND METHODOLOGIES FOR STUDYING THESE APPROACHES. NCCIH CONTINUES TO ENCOURAGE EFFICACY STUDIES TO DETERMINE SPECIFIC CLINICAL EFFECTS OF COMPLEMENTARY HEALTH APPROACHES UNDER CAREFULLY CONTROLLED CONDITIONS THAT MINIMIZE NONSPECIFIC AND CONTEXTUAL EFFECTS. THERE IS ALSO THE NEED TO STRENGTHEN TRANSLATIONAL AND PRELIMINARY CLINICAL RESEARCH REQUIRED TO DESIGN AND IMPLEMENT DEFINITIVE CLINICAL RESEARCH AND ""REAL WORLD"" OUTCOMES AND EFFECTIVENESS RESEARCH THAT CAPITALIZES ON THE REALITY THAT MANY COMPLEMENTARY HEALTH APPROACHES ARE IN WIDESPREAD PUBLIC USE. NCCIH'S SUPPORT OF TRANSLATIONAL RESEARCH ADDRESSES THE NEED FOR VALID, RELIABLE AND RELEVANT RESEARCH TOOLS, OUTCOME MEASURES, AND INNOVATIVE METHODOLOGY TO ENHANCE THE RIGOR OF COMPLEMENTARY HEALTH APPROACHES WITHIN CLINICAL STUDIES AND TO ENSURE THAT THEY ARE MAXIMALLY INFORMATIVE. NCCIH EMPHASIZES STUDIES THAT INFORM THE DESIGN OF FUTURE TRIALS SUCH AS THOSE THAT WILL: DEVELOP AND VALIDATE OUTCOME MEASURES, STANDARDIZE TREATMENT PROTOCOLS OR ALGORITHMS, VALIDATE TREATMENT ALGORITHMS AND/OR, DEVELOP MEASURES OF QUALITY CONTROL OR TREATMENT FIDELITY, ASSESS EFFECTS OF VARIOUS DOSES OR INTERVENTION DURATIONS, DEVELOP PRELIMINARY CLINICAL EVIDENCE REGARDING EFFICACY AND SAFETY TO SUPPORT ESTIMATES OF SAMPLE SIZE, OR ESTABLISH FEASIBILITY OF INTERVENTIONS OR STUDY DESIGNS IN SPECIFIC POPULATIONS FOR FUTURE STUDIES. NCCIH'S CLINICAL RESEARCH PORTFOLIO UTILIZES CLINICAL TRIAL, CASE-CONTROL, OBSERVATIONAL, COHORT, QUALITATIVE, AND OTHER EXPERIMENTAL METHODOLOGIES TO DETERMINE SAFETY AND ESTIMATE THE EFFICACY OF COMPLEMENTARY HEALTH APPROACHES. THE CLINICAL RESEARCH PORTFOLIO INCLUDES EFFECTIVENESS STUDIES OF THE CONTRIBUTION TO IMPROVED HEALTH AND WELLNESS MADE BY COMPLEMENTARY HEALTH APPROACHES AS THEY ARE PRACTICED IN ""REAL-WORLD"" SETTINGS. IN GENERAL, PHASE III CLINICAL TRIALS WILL BE SUPPORTED UNDER THE COOPERATIVE AGREEMENT MECHANISM AFTER CAREFUL CONSIDERATION BY NCCIH STAFF. INVESTIGATORS INTERESTED IN PROPOSING PHASE III STUDIES ARE STRONGLY ENCOURAGED TO CONTACT A RELEVANT NCCIH PROGRAM OFFICER (HTTPS://NCCIH.NIH.GOV/TOOLS/EMAILPROGRAMOFFICERS). AREAS OF SPECIAL INTEREST FUNDAMENTAL SCIENTIFIC INQUIRY IS ESSENTIAL TO THE PROGRESS OF BIOMEDICINE BY ENHANCING THE UNDERSTANDING OF HOW LIVING SYSTEMS WORK. THIS UNDERSTANDING SERVES AS A FOUNDATION FOR TRANSLATIONAL AND CLINICAL STUDIES THAT CAN LEAD TO IMPROVED APPROACHES TO THE MANAGEMENT, TREATMENT, AND PREVENTION OF DISEASES AND SYMPTOMS. ONE KEY GOAL IS TO ADVANCE OUR UNDERSTANDING OF BASIC BIOLOGICAL MECHANISMS OF ACTION OF NATURAL PRODUCTS, INCLUDING PREBIOTICS AND PROBIOTICS. NCCIH WILL CONTINUE TO SPONSOR RESEARCH ON COMPOUNDS ISOLATED FROM NATURAL PRODUCTS AS WELL AS COMPLEX MIXTURES FROM WHICH THEY ORIGINATE. ADDITIONALLY, NCCIH WILL CONTINUE TO SUPPORT RESEARCH TO ELUCIDATE THE EFFECTS OF PREBIOTICS AND PROBIOTICS ON THE MICROBIOTA NATURALLY PRESENT IN THE HUMAN BODY. ANOTHER KEY GOAL IS TO ADVANCE OUR UNDERSTANDING OF THE MECHANISMS OF ACTION BY WHICH MIND AND BODY APPROACHES (INCLUDING, BUT NOT LIMITED TO: MEDITATION, SPINAL MANIPULATION, MASSAGE, YOGA, TAI CHI, HYPNOSIS AND ACUPUNCTURE) AFFECT HEALTH, RESILIENCY, AND WELL-BEING. A THIRD KEY GOAL IS TO DEVELOP NEW AND IMPROVED RESEARCH METHODS AND TOOLS FOR CONDUCTING RIGOROUS STUDIES OF COMPLEMENTARY HEALTH APPROACHES AND THEIR INTEGRATION INTO HEALTH CARE. THESE NEW METHODS COULD CATALYZE ADVANCES IN NATURAL PRODUCT METHODOLOGY AND SUPPORT DEVELOPMENT OF NOVEL TECHNOLOGY AND INSTRUMENTS TO CARRY OUT RIGOROUS RESEARCH ON SYMPTOM MANAGEMENT AND FUNCTIONAL CHANGES PRIMARILY FOR MIND AND BODY APPROACHES. TO IMPROVE CARE FOR HARD -TO-MANAGE SYMPTOMS SUCH AS PAIN, ANXIETY, AND DEPRESSION, BOTH MIND AND BODY PRACTICES AND NATURAL PRODUCTS WILL BE RIGOROUSLY STUDIED USING WELL-ESTABLISHED METHODOLOGY. NCCIH WILL ALSO SUPPORT STUDIES IN ""REAL WORLD"" CLINICAL SETTINGS TO TEST THE SAFETY AND EFFICACY OF COMPLEMENTARY HEALTH APPROACHES, INCLUDING THEIR INTEGRATION INTO HEALTH CARE. INDIVIDUAL BEHAVIOR PLAYS A KEY ROLE IN HEALTH PROMOTION AND DISEASE PREVENTION. IT IS WELL ESTABLISHED THAT ADOPTING AND MAINTAINING HEALTHY BEHAVIORS (E.G., DIET AND EXERCISE) AND MODIFYING UNHEALTHY BEHAVIORS REDUCES RISKS OF MAJOR CHRONIC DISEASES. NCCIH WILL INVESTIGATE MECHANISMS OF ACTION OF COMPLEMENTARY AND INTEGRATIVE HEALTH APPROACHES IN HEALTH RESILIENCE AND PRACTICES THAT IMPROVE HEALTH AND PREVENT DISEASE. THESE APPROACHES WILL BE STUDIED ACROSS THE LIFESPAN AND IN DIVERSE POPULATIONS. NCCIH WILL ALSO EXPLORE RESEARCH OPPORTUNITIES TO STUDY AND ACCESS THE SAFETY AND EFFICACY OF COMPLEMENTARY HEALTH APPROACHES IN NONCLINICAL SETTINGS SUCH AS COMMUNITY- AND EMPLOYER-BASED WELLNESS PROGRAMS. TOP SCIENTIFIC PRIORITIES THE TOP SCIENTIFIC PRIORITIES INCLUDE THE NONPHARMACOLOGIC MANAGEMENT OF PAIN, NEUROBIOLOGICAL EFFECTS AND MECHANISMS, INNOVATIVE APPROACHES FOR ESTABLISHING BIOLOGICAL SIGNATURES OF NATURAL PRODUCTS, DISEASE PREVENTION AND HEALTH PROMOTION ACROSS THE LIFESPAN, AND CLINICAL TRIALS UTILIZING INNOVATIVE STUDY DESIGNS TO ACCESS COMPLEMENTARY HEALTH APPROACHES AND THEIR INTEGRATION INTO HEALTH CARE. PAIN IS THE CONDITION FOR WHICH ADULTS IN THE UNITED STATES MOST OFTEN USE COMPLEMENTARY AND INTEGRATIVE HEALTH APPROACHES. GROWING EVIDENCE INDICATES THAT SOME COMPLEMENTARY HEALTH APPROACHES MAY HELP IN ITS TREATMENT AND MANAGEMENT. DISCOVERING THE MECHANISMS BY WHICH A COMPLEMENTARY APPROACH EXERTS ITS EFFECTS COULD HELP IN THE DESIGN OF BETTER TREATMENTS AND PREDICT WHICH PEOPLE ARE MOST LIKELY TO RESPOND. WHETHER AND HOW COMPLEMENTARY HEALTH APPROACHES DIRECTLY MODULATE OR MODIFY THE STRUCTURE AND/OR THE FUNCTION OF THE ENTIRE OR PART OF THE NERVOUS SYSTEM REMAINS UNDERSTUDIED. ADVANCES IN GENOMICS, NEUROSCIENCE, STEM CELLS, SYSTEMS BIOLOGY, AND NEUROIMAGING OFFER EXCELLENT CONCEPTUAL RESOURCES AND OPPORTUNITIES FOR INNOVATIVE AND IMPACTFUL MECHANISTIC STUDIES OF COMPLEMENTARY HEALTH APPROACHES. THE PURPOSE OF INNOVATIVE APPROACHES FOR ESTABLISHING BIOLOGICAL SIGNATURES OF NATURAL PRODUCTS IS TO ADVANCE THE CHARACTERIZATION OF THE BIOLOGIC ACTIVITY OF COMPLEX NATURAL PRODUCTS BROADLY WITH AN EMPHASIS ON DETERMINING METABOLIC PROFILES. THERE HAS BEEN A GROWING INTEREST IN THE USE OF COMPLEMENTARY HEALTH APPROACHES FOR THE PREVENTION OF MENTAL, EMOTIONAL, AND BEHAVIORAL DISORDERS AND FOR THE PROMOTION OF PSYCHOLOGICAL AND PHYSICAL HEALTH, WELL-BEING, AND RESILIENCE. HOWEVER, THE EVIDENCE FOR THE USE OF COMPLEMENTARY MODALITIES IN THE CONTEXT OF PREVENTION AND HEALTH PROMOTION IS MODEST. RIGOROUSLY DESIGNED, DEVELOPMENTALLY APPROPRIATE STUDIES ARE NEEDED TO DETERMINE THE EFFICACY AND EFFECTIVENESS OF COMPLEMENTARY HEALTH APPROACHES FOR HEALTH PROMOTION AND DISEASE PREVENTION ACROSS THE LIFESPAN. EARLY STAGE AND NEW INVESTIGATORS NCCIH IS STRONGLY COMMITTED TO ASSISTING NEW AND EARLY STAGE INVESTIGATORS IN ESTABLISHING A RESEARCH CAREER. EARLY STAGE INVESTIGATORS ARE THOSE WITHIN 10 YEARS OF COMPLETING THEIR TERMINAL RESEARCH DEGREE, OR THEIR MEDICAL RESIDENCY, OR ITS EQUIVALENT. NEW INVESTIGATORS ARE THOSE WHO HAVE YET TO COMPETE SUCCESSFULLY FOR A SUBSTANTIAL (E.G., R01) NIH RESEARCH GRANT. EACH ADVISORY COUNCIL ROUND, BASED ON AVAILABLE FUNDS, NCCIH: 1) WILL CONSIDER EARLY STAGE OR NEW INVESTIGATOR STATUS AS ONE OF THE CRITERIA FOR DESIGNATING GRANT APPLICATIONS AS BEING OF HIGH PROGRAM PRIORITY AND 2) MAY MAKE ADDITIONAL R01 GRANT AWARDS TO NEW AND EARLY STAGE INVESTIGATORS WITH PERCENTILES OR SCORES OUT OF PAYLINE ORDER. NCCIH CONTINUES TO ACCEPT APPLICATIONS IN AREAS NOT LISTED AS A SPECIFIC PRIORITY AREA VIA THE INVESTIGATOR INITIATED FUNDING OPPORTUNITIES. ALL INVESTIGATORS ARE URGED TO DISCUSS POTENTIAL APPLICATIONS WITH THE RELEVANT NCCIH PROGRAM OFFICER (HTTPS://NCCIH.NIH.GOV/TOOLS/EMAILPROGRAMOFFICERS)
Grant Program (CFDA)
Awarding / Funding Agency
Place of Performance
North Carolina
United States
Geographic Scope
State-Wide
Related Opportunity
Analysis Notes
Amendment Since initial award the End Date has been extended from 07/31/24 to 07/31/25 and the total obligations have increased 440% from $1,050,000 to $5,665,045.
Duke University was awarded
Trial to Assess Chelation Therapy 2 (TACT2) DCC Competing Renewal
Cooperative Agreement U24AT009150
worth $5,665,045
from National Center for Complementary and Integrative Health in September 2015 with work to be completed primarily in North Carolina United States.
The grant
has a duration of 9 years 10 months and
was awarded through assistance program 93.213 Research and Training in Complementary and Integrative Health.
The Cooperative Agreement was awarded through grant opportunity Limited Competition for the Continuation of Multisite Clinical Trial Data Coordinating Center (Collaborative U24 Clinical Trial Optional).
Status
(Complete)
Last Modified 4/4/25
Period of Performance
9/30/15
Start Date
7/31/25
End Date
Funding Split
$5.7M
Federal Obligation
$0.0
Non-Federal Obligation
$5.7M
Total Obligated
Activity Timeline
Subgrant Awards
Disclosed subgrants for U24AT009150
Transaction History
Modifications to U24AT009150
Additional Detail
Award ID FAIN
U24AT009150
SAI Number
U24AT009150-3105505647
Award ID URI
SAI UNAVAILABLE
Awardee Classifications
Private Institution Of Higher Education
Awarding Office
75NY00 NIH National Center for Complementary & Integrative Health
Funding Office
75NY00 NIH National Center for Complementary & Integrative Health
Awardee UEI
TP7EK8DZV6N5
Awardee CAGE
4B478
Performance District
NC-90
Senators
Thom Tillis
Ted Budd
Ted Budd
Budget Funding
Federal Account | Budget Subfunction | Object Class | Total | Percentage |
---|---|---|---|---|
National Heart, Lung, and Blood Institute, National Institutes of Health, Health and Human Services (075-0872) | Health research and training | Grants, subsidies, and contributions (41.0) | $2,128,000 | 44% |
National Center for Complementary and Integrative Health, National Institute of Health, Health and Human Services (075-0896) | Health research and training | Grants, subsidies, and contributions (41.0) | $1,725,971 | 36% |
National Institute of Environmental Health Sciences, National Institutes of Health, Health and Human Services (075-0862) | Health research and training | Grants, subsidies, and contributions (41.0) | $500,000 | 10% |
National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Health and Human Services (075-0884) | Health research and training | Grants, subsidies, and contributions (41.0) | $476,070 | 10% |
Modified: 4/4/25