Results 21 to 30 of about 897,136 (317)

Evolution from small molecule to nano-drug delivery systems: An emerging approach for cancer therapy of ursolic acid

open access: yesAsian Journal of Pharmaceutical Sciences, 2020
Ursolic acid (UA), a natural pentacyclic triterpenoid, possesses widespread biological and pharmacological activities. However, drawbacks such as low bioavailability, poor targeting and rapid metabolism greatly hinder its further clinical application ...
Jingwei Shao   +8 more
doaj   +1 more source

Eliminating blood oncogenic exosomes into the small intestine with aptamer-functionalized nanoparticles

open access: yesNature Communications, 2019
Oncogenic exosomes can circulate in the blood, but their selective removal has not been possible. Here the authors show that aptamer-functionalised mesoporous silica nanoparticles can find to a specific population of circulating exosomes and eliminate ...
Xiaodong Xie   +17 more
doaj   +1 more source

On the Origin of Cancer Metastasis [PDF]

open access: yesCritical Reviews™ in Oncogenesis, 2013
Metastasis involves the spread of cancer cells from the primary tumor to surrounding tissues and to distant organs and is the primary cause of cancer morbidity and mortality. In order to complete the metastatic cascade, cancer cells must detach from the primary tumor, intravasate into the circulatory and lymphatic systems, evade immune attack ...
Thomas N, Seyfried   +1 more
openaire   +2 more sources

Protocol to generate murine organotypic brain cultures for drug screening and evaluation of anti-metastatic efficacy

open access: yesSTAR Protocols, 2023
Summary: Organotypic brain cultures are short-term assays that phenotypically and functionally recapitulate brain metastatic cells in vivo. Here, we present a protocol to generate murine organotypic brain cultures for drug screening.
Lucía Zhu   +4 more
doaj   +1 more source

Autophagy in cancer metastasis [PDF]

open access: yesOncogene, 2016
Autophagy is a highly conserved self-degradative process that has a key role in cellular stress responses and survival. Recent work has begun to explore the function of autophagy in cancer metastasis, which is of particular interest given the dearth of effective therapeutic options for metastatic disease.
Mowers, E E, Sharifi, M N, Macleod, K F
openaire   +2 more sources

Pericyte-expressed Tie2 controls angiogenesis and vessel maturation

open access: yesNature Communications, 2017
The angiopoietins regulate vascular maturation, angiogenesis and lymphangiogenesis via their Tie receptors that were long believed to be endothelium-specific.
Martin Teichert   +13 more
doaj   +1 more source

Metabolism in cancer metastasis [PDF]

open access: yesInternational Journal of Cancer, 2015
Cancer metabolism has regained substantial research interest over recent years. The focus has been mostly on the primary tumor, while metabolic adjustments during dissemination have been less extensively researched. Deadhesion impairs glucose transport and brings about an ATP deficit that leads to apoptosis.
openaire   +2 more sources

The pathogenesis of cancer metastasis [PDF]

open access: yesNature, 1980
Metastases do not result from random survival of cells released from the primary tumour but from the selective growth of specialised subpopulations of highly metastatic cells endowed with specific properties that befit them to complete each step of the metastatic process.
G, Poste, I J, Fidler
openaire   +2 more sources

The Potential Effect of General Anesthetics in Cancer Surgery: Meta-Analysis of Postoperative Metastasis and Inflammatory Cytokines

open access: yes, 2023
Metastasis or recurrence following curative surgery is the main indicator of tumor progress and is the main cause of patient death. For more than three decades, the potential for general anesthesia to affect cancer outcomes has been a subject of concern ...
Ru Li   +7 more
core   +1 more source

PKM2 Drives Hepatocellular Carcinoma Progression by Inducing Immunosuppressive Microenvironment

open access: yesFrontiers in Immunology, 2020
Background and AimsPyruvate kinase M2 (PKM2) is an essential regulator of the Warburg effect, but its biological function promoting immune escape of hepatocellular carcinoma (HCC) is unclear.MethodsGEPIA web tool and immunohistochemistry (IHC) analysis ...
Tian-En Li   +14 more
doaj   +1 more source

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