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Updated: Jun 3, 2026

A Syngeneic Orthotopic Osteosarcoma Sprague Dawley Rat Model with Amputation to Control Metastasis Rate
Published on: May 3, 2021
Interferon-α/β receptor as a prognostic marker in osteosarcoma
Tadahiko Kubo1, Shoji Shimose, Toshihiro Matsuo
1Department of Orthopaedic Surgery, Graduate School of Biomedical Sciences, Hiroshima University, Japan. kubot@hiroshima-u.ac.jp
Interferon-α/β receptor expression in osteosarcoma may predict better outcomes. This finding supports ongoing clinical trials for adjuvant interferon-α therapy in osteosarcoma patients.
Area of Science:
- Oncology
- Immunology
Background:
- Adjuvant interferon-α therapy trials for osteosarcoma are underway.
- Functional interferon-α/β receptor is crucial for interferon-α efficacy in osteosarcoma.
Purpose of the Study:
- To investigate interferon-α/β receptor expression in osteosarcoma specimens.
- To determine if interferon-α/β receptor expression correlates with patient prognosis.
Main Methods:
- Retrospective analysis of 40 high-grade osteosarcoma biopsy specimens.
- Immunohistochemical staining for interferon-α/β receptor.
- Kaplan-Meier survival analysis and Cox proportional hazards modeling.
Main Results:
- Interferon-α/β receptor expression was positive in 45% of patients.
- Receptor expression, stage IIA, and good chemotherapy response correlated with better disease-free survival.
- Multivariate analysis indicated interferon-α/β receptor expression as an independent prognostic predictor (p=0.042).
Conclusions:
- Interferon-α/β receptor may serve as a prognostic marker in osteosarcoma.
- Findings support ongoing clinical trials of interferon-α therapy.
- Larger studies are needed to validate these results due to the small sample size.
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