Results 81 to 90 of about 70,211 (203)

ROLE OF TRANSFORMING GROWTH FACTOR RECEPTOR B I TYPE (TGF-BRI) IN THE PROGRESSION OF THE LUMINAL BREAST CANCER SUBTYPE

open access: yesСибирский онкологический журнал, 2017
Introduction. The crosstalk between the estrogen and growth factor receptors signaling may play an important role in the resistance to endocrine therapy.
N. N. Babyshkina   +8 more
doaj   +1 more source

Evaluation of the current knowledge limitations in breast cancer research: a gap analysis [PDF]

open access: yes, 2008
BACKGROUND A gap analysis was conducted to determine which areas of breast cancer research, if targeted by researchers and funding bodies, could produce the greatest impact on patients.
A Cox   +129 more
core   +5 more sources

Association of tamoxifen resistance and lipid reprogramming in breast cancer

open access: yesBMC Cancer, 2018
Background Tamoxifen treatment of estrogen receptor (ER)-positive breast cancer reduces mortality by 31%. However, over half of advanced ER-positive breast cancers are intrinsically resistant to tamoxifen and about 40% will acquire the resistance during ...
Susanne Hultsch   +7 more
doaj   +1 more source

PIK3CA mutations, phosphatase and tensin homolog, human epidermal growth factor receptor 2, and insulin-like growth factor 1 receptor and adjuvant tamoxifen resistance in postmenopausal breast cancer patients [PDF]

open access: yes, 2014
Introduction: Inhibitors of the phosphatidylinositol-3-kinase/protein kinase B/mammalian target of rapamycin (PI3K/AKT/mTOR) pathway can overcome endocrine resistance in estrogen receptor (ER) α-positive breast cancer, but companion diagnostics ...
Beelen, K. (Karin)   +10 more
core   +1 more source

Targeting EPAS-1/HIF-2α Pathway to Address Endocrine Resistance in Luminal A Type Breast Cancer

open access: yesTranslational Oncology
Background: Tamoxifen is most often used as the first treatment for luminal A breast cancer; however, one-third of the patients are resistant to it. Numerous studies have shown that hypoxia contributes to drug resistance and is related to poor clinical ...
Enzhi Luo   +3 more
doaj   +1 more source

Norcantharidin regulates ERα signaling and tamoxifen resistance via targeting miR-873/CDK3 in breast cancer cells.

open access: yesPLoS ONE, 2019
MiR-873/CDK3 has been shown to play a critical role in ERα signaling and tamoxifen resistance. Thus, targeting this pathway may be a potential therapeutic approach for the treatment of ER positive breast cancer especially tamoxifen resistant subtype ...
Xiumei Zhang   +11 more
doaj   +1 more source

Targeting Pin1 by All-Trans Retinoic Acid (ATRA) Overcomes Tamoxifen Resistance in Breast Cancer via Multifactorial Mechanisms

open access: yesFrontiers in Cell and Developmental Biology, 2019
Breast cancer is the most prevalent tumor in women worldwide and about 70% patients are estrogen receptor positive. In these cancer patients, resistance to the anticancer estrogen receptor antagonist tamoxifen emerges to be a major clinical obstacle ...
Songyin Huang   +16 more
doaj   +1 more source

Interpatient variability in tamoxifen respone among breast cancer patient: the use of pharmacogenetics and metabolomics in closing the gaps in clinical practice / Nor Izwani Mohamed [PDF]

open access: yes, 2017
Tamoxifen has been widely used as the standard adjuvant therapy for breast cancer patients with oestrogen receptor-positive status, especially in the highrisk pre- and postmenopausal women.
Mohamed, Nor Izwani
core  

TP53-inducible Glycolysis and Apoptosis Regulator (TIGAR) Metabolically Reprograms Carcinoma and Stromal Cells in Breast Cancer. [PDF]

open access: yes, 2016
A subgroup of breast cancers has several metabolic compartments. The mechanisms by which metabolic compartmentalization develop in tumors are poorly characterized. TP53 inducible glycolysis and apoptosis regulator (TIGAR) is a bisphosphatase that reduces
Bartrons, Ramon   +15 more
core   +2 more sources

Endocrine therapy: defining the path of least resistance [PDF]

open access: yes, 2014
One of the best-characterized oncogenic mechanisms in breast cancer is the aberrant activation of phosphatidylinositol-3-kinase, protein kinase B, and mammalian target of rapamycin signaling.
Musgrove, Elizabeth A., Stone, Andrew
core   +2 more sources

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