Results 11 to 20 of about 82,272 (242)

Global Down-regulation of Gene Expression Induced by Mouse Mammary Tumor Virus (MMTV) in Normal Mammary Epithelial Cells

open access: yesViruses, 2023
Mouse mammary tumor virus (MMTV) is a betaretrovirus that causes breast cancer in mice. The mouse mammary epithelial cells are the most permissive cells for MMTV, expressing the highest levels of virus upon infection and being the ones later transformed ...
Waqar Ahmad   +7 more
doaj   +1 more source

Malignant progression of liver cancer progenitors requires lysine acetyltransferase 7–acetylated and cytoplasm‐translocated G protein GαS

open access: yesHepatology, EarlyView., 2022
KAT7‐acetylated and cytoplasm‐translocated G‐protein GαS enhances IL‐6 effect and drives HCC progenitor cell progression. Abstract Background and Aims Hepatocarcinogenesis goes through HCC progenitor cells (HcPCs) to fully established HCC, and the mechanisms driving the development of HcPCs are still largely unknown.
Ye Zhou   +15 more
wiley   +1 more source

Cryoelectron Microscopy of Mouse Mammary Tumor Virus [PDF]

open access: yesJournal of Virology, 2004
ABSTRACT Cryoelectron microscopy of Mouse mammary tumor virus , a Betaretrovirus , provided information about glycoprotein structure and core formation. The virions showed the broad range of diameters typical of retroviruses.
Briggs, J.   +3 more
openaire   +3 more sources

Conditionally reprogrammed normal and transformed mouse mammary epithelial cells display a progenitor-cell-like phenotype. [PDF]

open access: yesPLoS ONE, 2014
Mammary epithelial (ME) cells cultured under conventional conditions senesce after several passages. Here, we demonstrate that mouse ME cells isolated from normal mammary glands or from mouse mammary tumor virus (MMTV)-Neu-induced mammary tumors, can be ...
Francisco R Saenz   +10 more
doaj   +1 more source

The Viral Origin of Human Breast Cancer: From the Mouse Mammary Tumor Virus (MMTV) to the Human Betaretrovirus (HBRV)

open access: yesViruses, 2022
A Human Betaretrovirus (HBRV) has been identified in humans, dating as far back as about 4500 years ago, with a high probability of it being acquired by our species around 10,000 years ago, following a species jump from mice to humans.
Generoso Bevilacqua
doaj   +1 more source

Generation of a novel MMTV-tTA transgenic mouse strain for the targeted expression of genes in the embryonic and postnatal mammary gland. [PDF]

open access: yesPLoS ONE, 2012
We have generated a new and improved transgenic mouse strain that permits a temporally controlled expression of transgenes throughout mammary gland development.
Kazuhito Sakamoto   +2 more
doaj   +1 more source

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

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

Multi-color Flow Cytometry for Comprehensive Analysis of the Tumor Immune Infiltrate in a Murine Model of Breast Cancer

open access: yesBio-Protocol, 2021
Flow cytometry is a popular laser-based technology that allows the phenotypic and functional characterization of individual cells in a high-throughput manner.
Ana Almeida, Miriam Fein, Mikala Egeblad
doaj   +1 more source

Oncogenic Viruses and Breast Cancer: Mouse Mammary Tumor Virus (MMTV), Bovine Leukemia Virus (BLV), Human Papilloma Virus (HPV), and Epstein–Barr Virus (EBV)

open access: yesFrontiers in Oncology, 2018
Background Although the risk factors for breast cancer are well established, namely female gender, early menarche and late menopause plus the protective influence of early pregnancy, the underlying causes of breast cancer remain unknown.
J. Lawson, Brian Salmons, W. Glenn
semanticscholar   +1 more source

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

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