Results 31 to 40 of about 25,402 (289)

AHR and GPER mediate the stimulatory effects induced by 3-methylcholanthrene in breast cancer cells and cancer-associated fibroblasts (CAFs)

open access: yesJournal of Experimental & Clinical Cancer Research, 2019
Background The chemical carcinogen 3-methylcholanthrene (3MC) binds to the aryl hydrocarbon receptor (AHR) that regulates the expression of cytochrome P450 (CYP) enzymes as CYP1B1, which is involved in the oncogenic activation of environmental pollutants
Francesca Cirillo   +10 more
doaj   +1 more source

A Critical Role for Natural Killer T Cells in Immunosurveillance of Methylcholanthrene-induced Sarcomas

open access: yesJournal of Experimental Medicine, 2002
Natural killer (NK) T cells initiate potent antitumor responses when stimulated by exogenous factors such as interleukin (IL)-12 or α-galactosylceramide (α-GalCer), however, it is not clear whether this reflects a physiological role for these cells in ...
N. Crowe, M. Smyth, D. Godfrey
semanticscholar   +1 more source

Identification and editing of stem-like cells in methylcholanthrene-induced sarcomas

open access: yesOncoImmunology, 2019
The cancer stem cell (CSC) paradigm posits that specific cells within a tumor, so-called CSC-like cells, have differing levels of tumorigenicity and chemoresistance.
Emilie T. E. Gross   +6 more
doaj   +1 more source

3-methylcholanthrene induces differential recruitment of aryl hydrocarbon receptor to human promoters.

open access: yesToxicological Sciences, 2010
The aryl hydrocarbon receptor (AHR) is a ligand-activated protein that mediates the toxic actions of polycyclic aromatic and halogenated compounds. Identifying genes directly regulated by AHR is important in understanding the pathways regulated by this ...
Andrea Pansoy   +4 more
semanticscholar   +1 more source

Testing the theory of immune selection in cancers that break the rules of transplantation [PDF]

open access: yes, 2009
Modification of cancer cells likely to reduce their immunogenicity, including loss or down-regulation of MHC molecules, is now well documented and has become the main support for the concept of immune surveillance.
A Garcia-Lora   +84 more
core   +2 more sources

Targeting cytokine signaling checkpoint CIS activates NK cells to protect from tumor initiation and metastasis

open access: yesOncoImmunology, 2017
The cytokine-induced SH2-containing protein CIS belongs to the suppressor of cytokine signaling (SOCS) protein family. Here, we show the critical role of CIS in suppressing natural killer (NK) cell control of tumor initiation and metastasis.
Eva M. Putz   +9 more
doaj   +1 more source

Isopsoralen Enhanced Osteogenesis by Targeting AhR/ERα

open access: yesMolecules, 2018
Isopsoralen (IPRN), one of the main effective ingredients in Psoralea corylifolia Linn, has a variety of biological effects, including antiosteoporotic effects.
Luna Ge   +3 more
doaj   +1 more source

The Role of Regulatory T Lymphocytes in Immune Control of MC-2 Fibrosarcoma

open access: yesActa Clinica Croatica, 2020
The role of T regulatory lymphocytes (Treg) particularly in cancer is well known. The goal of the present study was to determine the contribution of these lymphocytes in the regulation of anti-tumor immunity of CBA/HZgr mice against MC-2 fibrosarcoma ...
Tomislav Jukić   +6 more
doaj   +1 more source

GFP transgenic medaka (Oryzias latipes) under the inducible cyp1a promoter provide a sensitive and convenient biological indicator for the presence of TCDD and other persistent organic chemicals. [PDF]

open access: yesPLoS ONE, 2013
Persistent organic pollutants (POPs) are resistant to environmental degradation and can cause multitude of health problems. Cytochrome P450 1A (Cyp1a) is often up-regulated by POPs through the activation of aryl hydrocarbon receptor (AhR) pathway and is ...
Grace Hwee Boon Ng, Zhiyuan Gong
doaj   +1 more source

Influence of thyroid secretion on the in­duction of leukemia in Dba mice by methylcholanthrene [PDF]

open access: yes, 1960
1) The influence of thyroid secretion upon the induction of leukemia in Dba/2 male mice by methylcholanthrene was investigated. Radiothyroidectomy significantly reduced the incidence of leukemia in these mice. This reduction in incidence did not occur if
Ida, Noriaki, Oda, Nobuo
core   +1 more source

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