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The Influence of Soy Isoflavnoids on the Hypocholesterolemic Effects of Soy

Primary Purpose

Hyperlipidemia, Cardiovascular Diseases

Status
Completed
Phase
Phase 2
Locations
Study Type
Interventional
Intervention
dairy food control diet and high- and low- isoflavone soyfood diets
Sponsored by
University of Toronto
About
Eligibility
Locations
Outcomes
Full info

About this trial

This is an interventional treatment trial for Hyperlipidemia focused on measuring Diet Therapy

Eligibility Criteria

21 Years - undefined (Adult, Older Adult)All SexesAccepts Healthy Volunteers

Inclusion Criteria:

  • men and post-menopausal women
  • LDL-C > 4.1mmol/L at recruitment
  • living within a 40 km radius of St. Michael's Hospital

Exclusion Criteria:

  • lipid lowering medications
  • clinical or biochemical evidence of diabetes, renal or hepatic disease
  • body mass index (BMI) >38 kg/m2
  • antibiotic use within the last three months
  • hormone replacement therapy
  • smoking or significant alcohol use (>1 drink/d)
  • triglyceride level > 4.0mmol/L

Sites / Locations

    Outcomes

    Primary Outcome Measures

    Secondary Outcome Measures

    Full Information

    First Posted
    April 3, 2009
    Last Updated
    April 7, 2009
    Sponsor
    University of Toronto
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    1. Study Identification

    Unique Protocol Identification Number
    NCT00877825
    Brief Title
    The Influence of Soy Isoflavnoids on the Hypocholesterolemic Effects of Soy
    Official Title
    The Influence of Soy Isoflavnoids on the Hypocholesterolemic Effects of Soy
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    April 2009
    Overall Recruitment Status
    Completed
    Study Start Date
    undefined (undefined)
    Primary Completion Date
    undefined (undefined)
    Study Completion Date
    April 2000 (Actual)

    3. Sponsor/Collaborators

    Name of the Sponsor
    University of Toronto

    4. Oversight

    5. Study Description

    Brief Summary
    Isoflavonoids, through their estrogen-like activity, are in part responsible for the cholesterol lowering properties of soy foods. If this is found to be so, then it would be advantageous not only to promote soy consumption, but also to identify and use soy cultivars with high isoflavonoid content in production of soy food products. These foods may have a use in the reduction of serum cholesterol and if they effectively increase the phytoestrogen activity of soy, may have a role in the prevention of other hormone dependent diseases (e.g. osteoporosis, certain cancers) in the same way as natural estrogens.

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Hyperlipidemia, Cardiovascular Diseases
    Keywords
    Diet Therapy

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Phase 2
    Interventional Study Model
    Crossover Assignment
    Masking
    Single
    Allocation
    Randomized

    8. Arms, Groups, and Interventions

    Intervention Type
    Procedure
    Intervention Name(s)
    dairy food control diet and high- and low- isoflavone soyfood diets

    10. Eligibility

    Sex
    All
    Minimum Age & Unit of Time
    21 Years
    Accepts Healthy Volunteers
    Accepts Healthy Volunteers
    Eligibility Criteria
    Inclusion Criteria: men and post-menopausal women LDL-C > 4.1mmol/L at recruitment living within a 40 km radius of St. Michael's Hospital Exclusion Criteria: lipid lowering medications clinical or biochemical evidence of diabetes, renal or hepatic disease body mass index (BMI) >38 kg/m2 antibiotic use within the last three months hormone replacement therapy smoking or significant alcohol use (>1 drink/d) triglyceride level > 4.0mmol/L
    Overall Study Officials:
    First Name & Middle Initial & Last Name & Degree
    David JA Jenkins, MD, PhD, DSc
    Organizational Affiliation
    University of Toronto and St. Michael's Hospital
    Official's Role
    Principal Investigator

    12. IPD Sharing Statement

    Citations:
    PubMed Identifier
    22301925
    Citation
    Wong JM, Kendall CW, Marchie A, Liu Z, Vidgen E, Holmes C, Jackson CJ, Josse RG, Pencharz PB, Rao AV, Vuksan V, Singer W, Jenkins DJ. Equol status and blood lipid profile in hyperlipidemia after consumption of diets containing soy foods. Am J Clin Nutr. 2012 Mar;95(3):564-71. doi: 10.3945/ajcn.111.017418. Epub 2012 Feb 1.
    Results Reference
    derived

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    The Influence of Soy Isoflavnoids on the Hypocholesterolemic Effects of Soy

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