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A NEOPLASM OF MONOCYTES OF MICE AND ITS RELATION TO SIMILAR NEOPLASMS OF MAN.
J Furth1,
1Department of Pathology, Cornell University Medical College, New York.
The Journal of Experimental Medicine
|October 30, 2009
Summary
This study describes a transmissible cancer in mice, featuring malignant histiocytes that form tumors in organs like the liver and spleen. The cancer
Area of Science:
- * Comparative Pathology
- * Oncology
- * Mouse Models in Cancer Research
Background:
- * Histiocytic neoplasms are a group of tumors originating from histiocytes, which are cells of the immune system.
- * Understanding the characteristics and transmission of such neoplasms is crucial for developing effective treatments and diagnostic methods.
- * Mouse models are frequently used to study human diseases, including cancers, due to their genetic and physiological similarities.
Purpose of the Study:
- * To describe a novel transmissible neoplasm in mice characterized by malignant histiocytes.
- * To compare the morphological and pathological features of this murine neoplasm with human histiocytic neoplasms.
- * To investigate the transmission dynamics of this neoplastic disease in a mouse model.
Main Methods:
- * Detailed morphological and histopathological examination of tumor tissues and affected organs in mice.
- * Inoculation studies using material containing malignant histiocytes to assess transmissibility.
- * Microscopic evaluation of blood and tissue samples to identify the presence and distribution of neoplastic cells.
Main Results:
- * A transmissible neoplasm was identified in mice, composed of malignant cells resembling histiocytes.
- * The neoplastic cells formed tumor-like masses in the liver and spleen, with infiltration into other tissues.
- * Transmission was successful via inoculation of material containing malignant histiocytes, but attempts to demonstrate a cell-free agent failed.
Conclusions:
- * The described murine neoplasm shares significant morphological similarities with human histiocytic neoplasms, suggesting potential as a model.
- * The disease is readily transmissible through cell-associated material, highlighting the role of malignant histiocytes in propagation.
- * Further research is warranted to elucidate the specific mechanisms of transmission and the cellular origins of this neoplasm.
