ClinicalTrials.gg
CompletedNCT00935610Updated Feb 9, 2021

Effect of Immunocal® With Exercise Versus Casein With Exercise on Aging Processes in Elderly Persons

A Phase 2 interventional study of Immunocal and Casein in Aging and Sarcopenia, sponsored by Immunotec Inc.. Completed at 1 site in Canada. Open to participants aged 65 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2021-02-09.

Sponsored by Immunotec Inc. · Phase 2, Interventional, and Health services research

Phase
Phase 2
Study type
Interventional
Enrollment
99
Allocation
Randomized
Ages
65 Years and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 40 studies in Sarcopenia with a site in Canada — 7 open to participants now, 9 under way, none of them phase 3. Sarcopenia · Canada.

Enrollment
6th of 35
99 · median 40
Started
2009
the only one that year
Phase 2
4 of 40
none open now
Registered
3rd of 40
by date

Among the 40 studies in Sarcopenia with a site in Canada, this one is the 6th largest by enrollment of the 35 interventional ones that give a count, is the only one that started in 2009, is one of 4 in phase 2, and was the 3rd registered.

Sarcopenia

1,329 studies on the registry are indexed under Sarcopenia; 420 are open to participants now.

Browse Sarcopenia studies →

Open to participants now

7 of the 40 studies in Sarcopenia with a site in Canada are open now. Recruiting first, the newest first:

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All 7 open studies →

A study can be open while its sites in Canada have not opened yet or have stopped. Only those recruiting at a site in Canada →

Who these studies take

Of the 247 Sarcopenia studies recruiting now, 153 (62%) set no upper age limit and 33 (13%) stop at 75 or younger; 9 take children under 18; 65 take healthy volunteers.

This study: 65 Years and older · all sexes · healthy volunteers too.

The full table on the hub →

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02

Study summary

Aging is typically associated with a decrease in skeletal muscle mass and muscle function, which contributes decisively to disability in old age and to the loss of quality of life.Resistance exercise can increase muscle strength, function and mass in older adults.

The primary aim of this study is to determine whether the combination of resistance training with a supplementation of a cysteine- rich whey protein isolate (Immunocal) compared to combination of resistance training with casein used as control (casein contains little cysteine) could have the potential to provide a synergic beneficial impact on muscle mass and function which could translate to an improved quality of life in elderly persons.

03

Conditions studied

  • Aging
  • Sarcopenia

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Keywords

  • Elderly persons
  • Muscle function and strength
  • Body composition
  • Inflammatory cytokine levels
  • Cognitive functions
  • Cysteine-rich whey protein isolate
  • Immunocal
  • Resistance training
  • Improved muscle function
  • Improved quality of life
  • Aging processes
  • Quality of life
04

Who can participate

Ages eligible
65 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Age 65 or older
  • Estimated above 45ml/min
  • Total in the normal range (0.2 to 1.2 mg/dl) (10-35 U/L for women and 10-50 U/L for men). ALT equal to or less than 2.5 times the
  • between 18.5-29.9 (kg)/m2
  • Sedentary (\< 2 hours of structured exercise)in the last 2 or 3 months
  • Based on investigator judgment according to current Canadian guidelines, medical conditions such as hypertension, diabetes and hyperlipidemia have to be stable and optimally controlled before the subject starts the study.

Exclusion criteria

Exclusion Criteria:

  • History of angioedema or allergic reactions to any compound used in this study.
  • Milk protein intolerance
  • Subjects currently using N-acetylcysteine, alpha-lipoic acid supplements, or dry whey protein supplements.
  • Major surgery in the year prior to testing
  • Acute coronary or vascular event within the last year or progressive angina
  • Stroke within the past 2 years
  • Neurologist and/or orthopedic limitations
  • Uncontrolled thyroid or pituitary disease
  • Medication which has a major affect on cognitive function
  • Signs of early dementia as assessed by
  • Weight loss of more than 4kg(or more than 5% body weight) over last 6 months
  • Alcohol abuse
  • Medication which interferes with muscle mass i.e. ()
  • Any life threatening conditions based on Investigator judgment.
  • Subjects with allergies/intolerance to soya.
  • Subjects currently undergoing therapy.
Terms in these criteria, in plain language(8)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

GFR and eGFR (kidney filtering)

GFR (glomerular filtration rate) is how much blood the kidneys filter each minute. It is usually estimated from a blood test — eGFR, by formulas such as CKD-EPI or MDRD — and some studies ask for it to be measured directly instead. Usually given in mL/min/1.73 m².

Check the method, the units and the minimum the study states. A value of 90 or above is in the normal-or-high range, but kidney damage can show in other tests too.

Bilirubin

A yellow substance made when red blood cells are broken down, which the liver clears. A high level can mean a problem with the liver or the bile ducts.

Criteria often allow more for people with Gilbert’s syndrome, a harmless inherited condition that raises bilirubin.

ALT and AST (liver enzymes)

Two enzymes measured in a routine blood test of the liver. Higher levels can mean the liver is under strain or damaged. SGPT and SGOT are older names for ALT and AST.

Criteria usually give a limit as a multiple of the upper limit of normal (ULN), often higher when cancer has spread to the liver.

ULN (upper limit of normal)

The top of the normal range for a blood test, as set by the laboratory that runs it. Each lab prints its own range next to your result.

“≤ 2.5 × ULN” means the result can be up to two and a half times that top value.

BMI (body mass index)

Weight in kilograms divided by height in metres squared. Example: 70 kg and 1.75 m gives 70 ÷ (1.75 × 1.75) ≈ 22.9.

What counts as overweight or obesity differs between countries (some use lower cut-offs), so go by the range the study states.

MMSE and MoCA

Short tests of memory and thinking, each scored out of 30. Lower scores suggest more difficulty; criteria give a range, either to include people with memory problems or to leave them out.

Corticosteroids (steroids)

Anti-inflammatory medicines such as prednisone, prednisolone and dexamethasone — not the anabolic steroids used for muscle.

Studies differ in what they allow: check which steroid medicines, routes (tablets, injections, creams, inhalers, eye drops) and doses this study accepts.

Immunosuppression

A weakened immune system. It can come from an illness, such as HIV or some blood cancers, or from medicines that turn the immune system down, for example after an organ transplant or for an autoimmune disease; steroids at higher doses count.

Read whether the line is about a condition or about medicines, and which medicines and doses it means.

05

Study design

Phase
Phase 2
Primary purpose
Health services research
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Triple (Participant, Care provider, Investigator)
Enrollment
99 participants (actual)

Study arms

  • Active comparator
    Immunocal

    20g of Immunocal

    Dietary Supplement: Immunocal · Dietary Supplement: Casein

  • Placebo comparator
    Casein

    20g of Casein

    Dietary Supplement: Immunocal · Dietary Supplement: Casein

Interventions

  • Dietary supplementImmunocal

    20 grams per day of Immunocal for 135 days.

  • Dietary supplementCasein

    20 grams per day for 135 days

06

What researchers measure

Primary outcomes

  1. The mean of percent change in muscle strength based on leg press and chest press evaluation assessed by resistance training equipment

    Time frame: 45, 90, 135 days

Secondary outcomes

  1. The mean of percent change in muscle strength based on hand-grip dynamometer

    Time frame: 45, 90 and 135 days

  2. Percent change in lean body mass evaluated by DEXA.

    Time frame: 40, 90 and 135 days

  3. The change in the plasma concentrations of Tumor Necrosis Factor-alpha (TNF-alpha), interleukin-6 (IL-6), C-reactive protein (CRP), glutathione, cysteine, asparagine, leucine and albumin

    Time frame: 40, 90 and 135 days

  4. The clinical assessment of subject performance status (Quality of life and cognition, Physical Performance Test (PPT)).

    Time frame: 40, 90 and 135 days

  5. Insulin sensitivity evaluated by fasting plasma glucose and insulin (HOMA-IR model).

    Time frame: 40, 90 and 135 days

  6. The % change in body weight.

    Time frame: 40, 90 and 135 days

  7. Bone mass density

    Time frame: 40, 90 and 135 days

  8. 6-min walk test

    Time frame: 40, 90 and 135 days

07

Study locations

1 site
  • Institut de recherches cliniques de Montréal
    Montreal, Quebec H2W 1R7, Canada
08

References and documents

Publications

  • Karelis AD, Messier V, Suppere C, Briand P, Rabasa-Lhoret R. Effect of cysteine-rich whey protein (immunocal(R)) supplementation in combination with resistance training on muscle strength and lean body mass in non-frail elderly subjects: a randomized, double-blind controlled study. J Nutr Health Aging. 2015 May;19(5):531-6. doi: 10.1007/s12603-015-0442-y. PubMed 25923482 ↗
09

Timeline

Tracking since Sep 25, 2026
Not marked actual or estimatedDates not marked actual or estimated

The record gives a start of Jun 2009, a primary completion of Jul 2013 and a completion of Mar 2014. It does not say whether these dates are actual or estimated.

How these figures are worked out, and which studies are left out of them.

Registered
Jul 7, 2009
First posted
Jul 9, 2009
Start
Jun 2009
Primary completionActual
Jul 2013
CompletionActual
Mar 2014
Last update
Feb 9, 2021
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Feb 9, 2021, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT00935610
Lead sponsor
Immunotec Inc.
Responsible party
Sponsor
First posted
Jul 9, 2009
Start date
Jun 2009
Primary completion
Jul 2013
Completion
Mar 2014
Last update
Feb 9, 2021

Study contacts

Remi Rabasa-Lhoret, MD. Ph.D.
principal investigator · Institut de Recherches Cliniques de Montreal

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Jun 2011. You cannot join it, but the record below documents what was studied.

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Discussion

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Studies of the drugs tested here: Whey Protein Isolate · Caseins

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