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Role of microRNAs in regulating chemoresistance of osteosarcoma

ROLE OF MICRO RNAs (miR-22, miR-155, miR-184 and miR-584) IN PROGNOSIS CHEMORESISTANCE AND TREATMENT OF OSTEOSARCOMA ââ?¬â?? AN OBSERVATIONAL STUDY - MiCrOS

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2022/02/040159
Enrollment
20
Registered
2022-02-10
Start date
Unknown
Completion date
Unknown
Last updated
2022-10-17

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

Conditions

Health Condition 1: C409- Malignant neoplasm of unspecifiedbones and articular cartilage of limb

Interventions

None listed

Sponsors

PGIMER MD MS Thesis Grant
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. All ages (of either sex). 2. Patients with newly diagnosed osteosarcoma. 3. Patients who have not received chemotherapy previously.

Exclusion criteria

Exclusion criteria: 1. Patients unwilling to give informed consent. 2. Patients with disease recurrence. 3. Patients with any relative or absolute contraindications for surgery. 4. Patient receiving any other chemotherapy regimen. Page | 22 5. Patient who has already started neoadjuvant chemotherapy. 6. Patient who is unable to undergo research biopsy or surgical resection. 7. Patients of osteosarcoma secondary to any other bone pathology.

Design outcomes

Primary

MeasureTime frame
To measure level and sequential change in microRNAs in tissue samples at the time of diagnostic biopsy, research biopsy following the first cycle of chemotherapy and tumor resection.Timepoint: 3 monthly analysis

Secondary

MeasureTime frame
To compare the sequential change in microRNA levels between good and poor responders based on tumor necrosis on histopathological examination and to investigate the role of microRNAs in the development of chemoresistance. Timepoint: 3 monthly analysis

Countries

India

Contacts

Public ContactDr Abhishek Mangla

PGIMER,Chandigarh

vikasbachhal@gmail.com7087928664

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026