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Effect of Resistance Training on Muscle Recovery Markers

The Effect of Resistance Training on the Expression of MMP2, MMP9, COL1A1 Genes and Biochemical Markers Related to Muscle Recovery (CK, CRP, and IL-6) in Healthy Men

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20260419069099N1
Enrollment
30
Registered
2026-04-26
Start date
2026-05-22
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

healthy individuals.

Interventions

Intervention 1: Intervention group: Participants in this group perform a 12-week progressive resistance training program, 3 sessions per week, 40 minutes per session. The exercises include: barbell be

Sponsors

Islamic Azad University
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
25 Years to 45 Years

Inclusion criteria

Inclusion criteria: Having a history of regular resistance training for at least the past six month No consumption of any sports supplements or anti-inflammatory drugs in the three months prior to the study No history of musculoskeletal diseases or injuries (e.g., metabolic, joint, or orthopedic problems). Age range: 25 to 45 years Sex: Male Body Mass Index (BMI): 18.5 to 24.9 (normal range)

Exclusion criteria

Exclusion criteria: Medical conditions: Metabolic diseases (e.g., diabetes), cardiovascular, renal, hepatic, or chronic inflammatory diseases Musculoskeletal problems Any acute/chronic injury, recent limb surgery, or orthopedic issues preventing proper resistance training execution Medication/Supplement use: Use of anti-inflammatory drugs, corticosteroids, or sports supplements (protein, creatine, etc.) within 3 months prior to the study Substance use: Smoking (cigarettes/hookah) within the past 6 months, or regular alcohol consumption Concurrent participation: Enrolled in other research studies simultaneously Other: Unwillingness to comply with the study protocol, or inability to provide written informed consent

Design outcomes

Primary

MeasureTime frame
MMP2 (rs3918242) gene expression. Timepoint: Before the intervention (baseline). 48 hours after the last training session (end of week 12). Method of measurement: RNA extraction from peripheral blood lymphocytes, cDNA synthesis, then measurement by Real-time PCR using SYBR Green method. Data are normalized to GAPDH reference gene using the ??Ct method.;MMP9 (rs2285053) gene expression. Timepoint: Before the intervention (baseline). 48 hours after the last training session (end of week 12). Method of measurement: RNA extraction from peripheral blood lymphocytes, cDNA synthesis, then measurement by Real-time PCR using SYBR Green method. Data are normalized to GAPDH reference gene using the ??Ct method.;COL1A1 gene expression. Timepoint: Before the intervention (baseline). 48 hours after the last training session (end of week 12). Method of measurement: RNA extraction from peripheral blood lymphocytes, cDNA synthesis, then measurement by Real-time PCR using SYBR Green method. Data are normalized to GAPDH reference gene using the ??Ct method.;Serum creatine kinase (CK) level. Timepoint: Before the intervention (baseline). 48 hours after the last training session (end of week 12). Method of measurement: Blood sampling from antecubital vein, serum separation, then measurement by ELISA (Human CK ELISA Kit) with optical density reading at 450 nm wavelength.;Serum interleukin-6 (IL-6) level. Timepoint: Before the intervention (baseline). 48 hours after the last training session (end of week 12). Method of measurement: Blood sampling from antecubital vein, serum separation, then measurement by ELISA (Human IL-6 Quantikine ELISA Kit) with optical density reading at 450 nm wavelength.;Serum C-reactive protein (CRP) level. Timepoint: Before the intervention (baseline). 48 hours after the last training session (end of week 12). Method of measurement: Blood sampling from antecubital vein, serum separation, then measurement by ELISA (Human CRP ELISA Kit) with optical density readin

Countries

Iran (Islamic Republic of)

Contacts

Public ContactShohreh Naemi

Islamic Azad University

shohrehnaemi@gmail.com+98 31 4229 2929

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Jun 11, 2026