Results 11 to 20 of about 133,761 (337)

Controlling secretion to limit chemoresistance [PDF]

open access: yesGenes & Development, 2016
The tumor microenvironment influences cancer progression and therapy outcome by mechanisms not yet fully understood. In this issue, Bent et al. (2016) show how chemotherapy causes endothelial senescence.
Georgilis, A, Gil, J
core   +6 more sources

NGR‐Modified CAF‐Derived exos Targeting Tumor Vasculature to Induce Ferroptosis and Overcome Chemoresistance in Osteosarcoma [PDF]

open access: goldAdvanced Science
Osteosarcoma (OS) chemoresistance presents a significant clinical challenge. This study aims to investigate the potential of using tumor vascular‐targeting peptide NGR‐modified cancer‐associated fibroblasts (CAFs)‐derived exosomes (exos) to deliver ...
Jianxin Du   +11 more
doaj   +2 more sources

Mitochondrial determinants of chemoresistance [PDF]

open access: yesCancer Drug Resistance, 2019
Chemoresistance constitute nowadays the major contributor to therapy failure in most cancers. There are main factors that mitigate cell response to therapy, such as target organ, inherent sensitivity to the administered compound, its metabolism, drug efflux and influx or alterations on specific cellular targets, among others. We now know that intrinsic
Bokil, Ansooya, Sancho, Patricia
openaire   +2 more sources

Exosomal miR-331 from Chemoresistant Osteosarcoma Cells induced Chemoresistance through Autophagy [PDF]

open access: yes, 2021
Abstract BackgroundOsteosarcoma (OS) is a highly malignant tumor. Improving chemotherapeutic resistance is very important to improve the survival rate of OS. Exosomes and microRNAs (MiRNA) play important roles in the mechanism of chemotherapeutic resistance transmission. More and more researches focus the mechanism of miRNAs carried by exosomes
Aiqing Zhao   +8 more
openaire   +2 more sources

Clusterin and Chemoresistance [PDF]

open access: yes, 2009
Resistance to anticancer agents is one of the primary impediments to effective cancer therapy. Chemoresistance occurs not only to clinically established therapeutic agents but also to novel targeted therapeutics. Both intrinsic and acquired mechanisms have been implicated in drug resistance but it remains controversial which mechanisms are responsible ...
Julie Y, Djeu, Sheng, Wei
openaire   +2 more sources

Genome expression analysis by suppression subtractive hybridization identified overexpression of Humanin, a target gene in gastric cancer chemoresistance [PDF]

open access: yes, 2014
Background: In cancer cells, apoptosis is an important mechanism that influences the outcome of chemotherapy and the development of chemoresistance.
Ebrahimifard, F.   +5 more
core   +1 more source

Apoptosis and melanoma chemoresistance [PDF]

open access: yesOncogene, 2003
Melanoma is the most aggressive form of skin cancer and is notoriously resistant to all current modalities of cancer therapy. A large set of genetic, functional and biochemical studies suggest that melanoma cells become 'bullet proof' against a variety of chemotherapeutic drugs by exploiting their intrinsic resistance to apoptosis and by reprogramming ...
María S, Soengas, Scott W, Lowe
openaire   +2 more sources

Loss of histone macroH2A1 in hepatocellular carcinoma cells promotes paracrine-mediated chemoresistance and CD4+CD25+FoxP3+ regulatory T cells activation [PDF]

open access: yes, 2020
Rationale: Loss of histone macroH2A1 induces appearance of cancer stem cells (CSCs)-like cells in hepatocellular carcinoma (HCC). How CSCs interact with the tumor microenvironment and the adaptive immune system is unclear. Methods: We screened aggressive
Drovakova A.   +11 more
core   +1 more source

Identification of multidrug chemoresistant genes in head and neck squamous cell carcinoma cells

open access: yesMolecular Cancer, 2023
Multidrug resistance renders treatment failure in a large proportion of head and neck squamous cell carcinoma (HNSCC) patients that require multimodal therapy involving chemotherapy in conjunction with surgery and/or radiotherapy.
Neha Khera   +6 more
doaj   +1 more source

Chemoresistance in Pancreatic Cancer [PDF]

open access: yesInternational Journal of Molecular Sciences, 2019
Pancreatic ductal adenocarcinoma (PDAC), generally known as pancreatic cancer (PC), ranks the fourth leading cause of cancer-related deaths in the western world. While the incidence of pancreatic cancer is displaying a rising tendency every year, the mortality rate has not decreased significantly because of late diagnosis, early metastasis, and limited
Siyuan Zeng   +5 more
openaire   +2 more sources

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