Status:

TERMINATED

n3 PUFA and Muscle-disuse Atrophy in Older Women

Lead Sponsor:

McMaster University

Conditions:

Muscle Atrophy

Muscle Disuse Atrophy

Eligibility:

FEMALE

55-75 years

Phase:

NA

Brief Summary

This study will examine the influence of n3 PUFA supplementation on the rate of muscle atrophy in older women undergoing 1 week of unilateral limb immobilization. Assessments in skeletal muscle streng...

Detailed Description

Biological aging is associated with the loss of skeletal muscle mass and strength resulting in compromised metabolic function and mobility. Throughout life, individuals will also experience periods of...

Eligibility Criteria

Inclusion

  • Female
  • Aged 55 - 75 years old
  • non-smoking (for at least 2 years)
  • \> 5 years post-menopausal
  • Body mass index (BMI) between 22 and 33 kg/m2
  • Mini-Mental State Exam (MMSE) score \> 20
  • Acceptable medications include: Angiotensin Converting Enzyme (ACE), Beta-Blockers, Acetylsalicylic Acid, Calcium Channel blockers, Depression/Anxiety meds, Bisphosphonates (Fosamax®, Didrocal®, Actonel®, Aclasta®).

Exclusion

  • Any concurrent medical, orthopedic, or psychiatric condition that, in the opinion of the Investigators, would compromise the ability to comply with the study requirements.
  • History of cancer within the last 5 years, except basal cell carcinoma, non-squamous skin carcinoma, prostate cancer, or carcinoma in situ with no significant progression over the past 2 years.
  • Significant orthopedic, cardiovascular, pulmonary, renal, liver, infectious disease, immune disorder, or metabolic/endocrine disorders or other disease that would preclude oral n-3 PUFA supplement ingestion and/or assessment of safety and study objectives
  • Current illnesses which could interfere with the study (e.g. prolonged severe diarrhea, regurgitation, difficulty swallowing)
  • Participation in a study of an investigational product less than 60 days or 5 half-lives of the investigational product, whichever is longer, before enrollment in this study
  • Hypersensitivity to the test product
  • Excessive alcohol consumption (\>21 units/week)
  • Prior gastrointestinal bypass surgery
  • History of bleeding diathesis, platelet or coagulation disorders, or antiplatelet/anticoagulation therapy
  • Personal or family history of clotting disorder or deep vein thrombosis
  • Concomitant use of corticosteroids, testosterone replacement therapy (ingestion, injection, or transdermal), or any anabolic steroid

Key Trial Info

Start Date :

February 18 2019

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 1 2021

Estimated Enrollment :

8 Patients enrolled

Trial Details

Trial ID

NCT03808519

Start Date

February 18 2019

End Date

July 1 2021

Last Update

October 3 2024

Active Locations (1)

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1

Exercise Metabolism Research Laboratory, McMaster Univeristy

Hamilton, Ontario, Canada, L8S 4K1