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Rous Sarcoma Virus (RSV) and Cancer

Rous Sarcoma Virus (RSV) and Cancer

Rous Sarcoma virus or RSV was discovered by F. Peyton Rous in the year 1911 as a filterable transmissible agent that could cause tumors in chickens. He won a Nobel Prize for this discovery in 1966. His experiments clearly demonstrated that some cancers could be caused by infectious agents and led to the discovery of many more cancer-causing viruses in animals as well as humans.
RSV is a retrovirus that contains two copies of a plus-strand RNA genome. Its genome consists of four main open...

Rous Sarcoma Virus (RSV) and Cancer

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Rous Sarcoma virus or RSV was discovered by F. Peyton Rous in the year 1911 as a filterable transmissible agent that could cause tumors in chickens. He won a Nobel Prize for this discovery in 1966. His experiments clearly demonstrated that some cancers could be caused by infectious agents and led to the discovery of many more cancer-causing viruses in animals as well as humans.
RSV is a retrovirus that contains two copies of a plus-strand RNA genome. Its genome consists of four main open...

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Related Experiment Video

Updated: May 27, 2026

Murine Bilateral Renal Lymphadenectomy

Murine Bilateral Renal Lymphadenectomy

Published on: December 30, 2025

Primary renal leiomyosarcoma.

Azizun-Nisa¹, Sheema H Hasan, Yasir Raza

¹Department of Pathology and Microbiology, Ziauddin University Hospital, Karachi.

Journal of the College of Physicians and Surgeons--Pakistan : JCPSP

|November 15, 2011

Summary

This summary is machine-generated.

Primary renal sarcomas, like this renal leiomyosarcoma case, are rare. Diagnosis requires histology and immunohistochemistry, as imaging cannot distinguish them from renal cell carcinoma.

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Area of Science:

Oncology
Pathology

Background:

Primary renal sarcomas are exceptionally rare malignancies.
Renal leiomyosarcoma is an uncommon subtype requiring specific diagnostic approaches.

Observation:

This report details a case of renal leiomyosarcoma with a 36-month follow-up.
Standard imaging modalities (ultrasonography, CT, MRI) failed to differentiate the tumor from renal cell carcinoma.

Findings:

Histopathology and immunohistochemistry are essential for definitive diagnosis of renal leiomyosarcoma.
Radical nephrectomy and adrenalectomy proved curative in this case, with no evidence of metastasis.

Implications:

Accurate diagnosis of renal leiomyosarcoma relies on tissue-based analysis, not solely on imaging.
Successful surgical management can lead to long-term patient survival and well-being.