Results 41 to 50 of about 88,076 (273)

Amplification of mouse mammary tumor virus genomes in non-mammary tumor cells [PDF]

open access: yesJournal of Virology, 1989
Extra proviral copies of mouse mammary tumor virus (MMTV) are known to be present in the genomes of certain T-cell lymphomas of mice. Analysis of additional non-mammary tumor cell types known to express MMTV transcripts and antigens revealed the presence of extra acquired MMTV proviruses in a pituitary tumor cell line, a macrophage line, and Leydig ...
J, Racevskis, H, Beyer
openaire   +2 more sources

A Transgenic MMTV-Flippase Mouse Line for Molecular Engineering in Mammary Gland and Breast Cancer Mouse Models. [PDF]

open access: yes, 2019
Genetically engineered mouse models have become an indispensable tool for breast cancer research. Combination of multiple site-specific recombination systems such as Cre/loxP and Flippase (Flp)/Frt allows for engineering of sophisticated, multi-layered ...
Christofori, Gerhard   +5 more
core   +1 more source

Bioluminescence Imaging of Vascular Endothelial Growth Factor Promoter Activity in Murine Mammary Tumorigenesis

open access: yesMolecular Imaging, 2007
Vascular endothelial growth factor (VEGF) is a major inducer of angiogenesis. We generated a transgenic reporter mouse, VEGF-GL, in which an enhanced green fluorescent protein-luciferase fusion protein is expressed under the control of a human VEGF-A ...
Shannon L. Faley   +7 more
doaj   +1 more source

Mouse mammary tumor-like virus (MMTV) is present in human breast tissue before development of virally associated breast cancer

open access: yesInfectious Agents and Cancer, 2017
BackgroundThere is substantial evidence that a virus homologous to mouse mammary tumor virus (MMTV) may have a role in human breast cancer. The present study indicates that those who developed breast cancer associated with an MMTV-like virus had this ...
Teiko Nartey   +8 more
semanticscholar   +1 more source

The Role of a Betaretrovirus in Human Breast Cancer: Enveloping a Conundrum

open access: yesViruses, 2022
Most of the evidence that a human betaretrovirus (HBRV/HMTV) highly related to mouse mammary tumour virus (MMTV) has an etiological role in breast cancer has been summarized in a recent comprehensive Special Issue of “Viruses” entitled “Human ...
Walter H. Gunzburg, Brian Salmons
doaj   +1 more source

PyMT-Maclow: A novel, inducible, murine model for determining the role of CD68 positive cells in breast tumor development.

open access: yesPLoS ONE, 2017
CD68+ tumor-associated macrophages (TAMs) are pro-tumorigenic, pro-angiogenic and are associated with decreased survival rates in patients with cancer, including breast cancer.
Robin M H Rumney   +5 more
doaj   +1 more source

Pericentriolar Targeting of the Mouse Mammary Tumor Virus GAG Protein. [PDF]

open access: yesPLoS ONE, 2015
The Gag protein of the mouse mammary tumor virus (MMTV) is the chief determinant of subcellular targeting. Electron microscopy studies show that MMTV Gag forms capsids within the cytoplasm and assembles as immature particles with MMTV RNA and the Y box ...
Guangzhi Zhang   +7 more
doaj   +1 more source

No association between Epstein-Barr Virus and Mouse Mammary Tumor Virus with Breast Cancer in Mexican Women

open access: yesScientific Reports, 2013
Breast cancer is the most frequent malignancy affecting women worldwide. It has been suggested that infection by Epstein Barr Virus (EBV), Mouse Mammary Tumor Virus or a similar virus, MMTV-like virus (MMTV-LV), play a role in the etiology of the disease.
A. Morales-Sánchez   +7 more
semanticscholar   +1 more source

Expression of a neuroendocrine gene signature in gastric tumor cells from CEA 424-SV40 large T antigen-transgenic mice depends on SV40 large T antigen. [PDF]

open access: yes, 2012
A large fraction of murine tumors induced by transgenic expression of SV40 large T antigen (SV40 TAg) exhibits a neuroendocrine phenotype. It is unclear whether SV40 TAg induces the neuroendocrine phenotype by preferential transformation of progenitor ...
Georg Enders (187983)   +32 more
core   +1 more source

Targeting collagen XVIII improves the efficiency of ErbB inhibitors in breast cancer models

open access: yesThe Journal of Clinical Investigation, 2023
The tumor extracellular matrix (ECM) critically regulates cancer progression and treatment response. Expression of the basement membrane component collagen XVIII (ColXVIII) is induced in solid tumors, but its involvement in tumorigenesis has remained ...
Raman Devarajan   +18 more
doaj   +1 more source

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