Results 31 to 40 of about 61,923 (187)

Low prevalence of human mammary tumor virus (HMTV) in breast cancer patients from Myanmar

open access: yesInfectious Agents and Cancer, 2017
Background Human mammary tumor virus (HMTV) is 90–95% homologous to mouse mammary tumor virus (MMTV), one of the causal agents of murine mammary tumors.
Thar Htet San   +9 more
doaj   +1 more source

Rapid spread of mouse mammary tumor virus in cultured human breast cells

open access: yesRetrovirology, 2007
Background The role of mouse mammary tumor virus (MMTV) as a causative agent in human breast carcinogenesis has recently been the subject of renewed interest.
Günzburg Walter H   +4 more
doaj   +1 more source

Mouse Mammary Tumor Virus Molecular Biology and Oncogenesis

open access: yesViruses, 2010
Mouse mammary tumor virus (MMTV), which was discovered as a milk‑transmitted, infectious cancer-inducing agent in the 1930s, has been used since that time as an animal model for the study of human breast cancer.
Susan R. Ross
doaj   +1 more source

Effect of trypsin on mouse mammary tumor virus [PDF]

open access: yesJournal of Virology, 1976
Undisrupted mouse mammary tumor virus (MuMTV) derived from the milk of of RIII mice has been analyzed by sodium dodecyl sulfate-polyacrylamide gel electrophoresis and electron microscopy after treatment with insolubilized trypsin. No alterations were found in viral fine structure by either freeze-etch or negative-stain electron microscopy.
Sheffield, J B   +3 more
openaire   +2 more sources

Apc mutation enhances PyMT-induced mammary tumorigenesis.

open access: yesPLoS ONE, 2011
The Adenomatous Polyposis Coli (APC) tumor suppressor gene is silenced by hypermethylation or mutated in up to 70% of human breast cancers. In mouse models, Apc mutation disrupts normal mammary development and predisposes to mammary tumor formation ...
Jenifer R Prosperi   +3 more
doaj   +1 more source

Redirection of Human Cancer Cells upon the Interaction with the Regenerating Mouse Mammary Gland Microenvironment

open access: yesCells, 2013
Tumorigenesis is often described as a result of accumulated mutations that lead to growth advantage and clonal expansion of mutated cells. There is evidence in the literature that cancer cells are influenced by the microenvironment.
Sonia M. Rosenfield, Gilbert H. Smith
doaj   +1 more source

In Vitro Production of Mouse Mammary Tumor Virus in a Mouse Mammary Tumor Ascites Line [PDF]

open access: yesProceedings of the National Academy of Sciences, 1973
An ascites line derived from a spontaneous mouse mammary carcinoma produces, on explantation and cultivation in vitro , large amounts of oncornavirus particles. The biochemical, biophysical, and electron microscopic characteristics of the virions are described.
Keydar, J   +3 more
openaire   +2 more sources

Human Mammary Tumor Virus, Human Papilloma Virus, and Epstein-Barr Virus Infection Are Associated With Sporadic Breast Cancer Metastasis

open access: yesBreast Cancer: Basic and Clinical Research, 2020
Background: Viral cause of sporadic breast cancer (SBC) has been suggested based on the experimental murine model of mammary tumor caused by mouse mammary tumor virus (MMTV), Epstein-Barr virus (EBV), and human papillomavirus (HPV).
Mohammad Al Hamad   +9 more
doaj   +1 more source

Multiple oncogenic viruses are present in human breast tissues before development of virus associated breast cancer

open access: yesInfectious Agents and Cancer, 2017
Background Multiple oncogenic viruses including, mouse mammary tumor virus, bovine leukemia virus, human papilloma virus, and Epstein Barr virus, have been identified as separate infectious pathogens in human breast cancer. Here we demonstrate that these
James S. Lawson, Wendy K. Glenn
doaj   +1 more source

A bioluminescence reporter mouse that monitors expression of constitutively active β-catenin. [PDF]

open access: yesPLoS ONE, 2017
This short technical report describes the generation and characterization of a bioluminescence reporter mouse that is engineered to detect and longitudinally monitor the expression of doxycycline-induced constitutively active β-catenin. The new responder
Maria M Szwarc   +5 more
doaj   +1 more source

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