Basic research on nutritional status, metabolism and physiological functions during exercise (Basic research on muscle synthesis and damage (2))

Basic research on nutritional status, metabolism and physiological functions during exercise (Basic research on non-invasive evaluation of muscle synthesis and damage associated with increased physical activity (2)) - Basic research on non-invasive evaluation of muscle synthesis and damage associated with increased physical activity (2)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000055588

Enrollment

Registered

2024-09-24

Start date

2024-09-25

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Person (Adult)

Interventions

1. Schedule The day before: Dinner at 18:00 Day 1 (non-exercise day): Urine collection from 6:00 to 8:00, breakfast at 8:00, lunch at 12:00, urine collection from 16:00 to 18:00, dinner at 18:00 Da

Dietary Reference Intakes for Japanese&quot

. 3. Exercise load Exercise form is a bicycle ergometer, the amount of exercise is equivalent to 20% of the energy intake (400-480 kcal (for subjects weighing around 50-60 kg)), and the intensity

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy male or female between the age of 18 to 40

Exclusion criteria

Exclusion criteria: if abnormal findings are found in the medical examination

Design outcomes

Primary

Measure	Time frame
Urinary excretion: IGF-1, human titin N fragment (Early morning and evening on non-exercise day, early morning and evening on exercise day)	—

Secondary

Measure	Time frame
Urinary excretion: creatinine, urea nitrogen, catecholamine, C-peptide immunoreactivity (Early morning and evening on non-exercise day, early morning and evening on exercise day)	—

Countries

Japan

Contacts

Public ContactTetsuo Yamada

Kanto Gakuin University Department of Nutrition and Dietetics, College of Nutrition

tyyamada@kanto-gakuin.ac.jp045-786-7221

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026