What question did this study set out to answer?

Characterize the fine structure of viable and necrotic tumor cells in a transplantable hamster reticulum cell sarcoma using light and electron microscopy.

April 1, 1965JNCI Journal of the National Cancer Institute

Fine Structure of a Transplantable Reticulum Cell Sarcoma. I. Light and Electron Microscopy of Viable and Necrotic Tumor Cells2

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Authors

MWMorris A. WeinbergerUnited States Food and Drug Administration WBWilliam G. BanfieldAmerican Cancer Society

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Implication

Ultrastructural analysis demonstrates distinct pathways of necrobiosis and coagulative necrosis in hamster sarcoma, suggesting different cellular degeneration mechanisms.

Key Points

Characterize the fine structure of viable and necrotic tumor cells in a transplantable hamster reticulum cell sarcoma using light and electron microscopy.
Analyzed transplantable hamster reticulum cell sarcoma tissue using light and electron microscopy.
Classified tumor cell subpopulations and characterized distinct morphological forms of cellular necrosis.
Identified two primary populations: poorly differentiated principal tumor cells (95%) and non-neoplastic stroma-derived macrophages (5%).
Distinguished necrobiotic 'dark cells' engulfed in macrophage vacuoles from coagulative necrosis types (septal, dermal-epidermal, and thrombotic), which contained three distinct ultrastructural cell variants.
Identified specific organelle breakdowns, including three forms of mitochondrial alteration and end-stage phagocytized cell skeletons containing dense membranous myelin figures.

Cite This Study

Weinberger et al. (1965) studied this question.

synapsesocial.com/papers/6a87127bd75f6552a082baa7 https://doi.org/10.1093/jnci/34.4.459

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Implication

Ultrastructural analysis demonstrates distinct pathways of necrobiosis and coagulative necrosis in hamster sarcoma, suggesting different cellular degeneration mechanisms.

Fine Structure of a Transplantable Reticulum Cell Sarcoma. I. Light and Electron Microscopy of Viable and Necrotic Tumor Cells2

Discussion

Member takes

Implication

Key Points

Cite This Study

Fine Structure of a Transplantable Reticulum Cell Sarcoma. I. Light and Electron Microscopy of Viable and Necrotic Tumor Cells2

Discussion

Member takes

Implication

Key Points

Cite This Study

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