نتایج جستجو برای: contrast agent hyperthermia

تعداد نتایج: 637828  

2014
Jyoti Verma Sumit Lal Cornelis JF Van Noorden

Glioblastoma multiforme (GBM) is the most common and most aggressive malignant primary brain tumor in humans. Current GBM treatment includes surgery, radiation therapy, and chemotherapy, sometimes supplemented with novel therapies. Despite recent advances, survival of GBM patients remains poor. Major challenges in GBM treatment are drug delivery across the blood-brain barrier, restriction of da...

2006
David J. M. Fuller Eugene W. Gerner

Exposure of Chinese hamster ovary cells to the enzyme inhibitors methylglyoxal bis(guanylhydrazone and a-difluoromethylornithine (DFMO) results in increased sensitivity to hyperthermia. While methylglyoxal bis(guanylhydrazone) dem onstrates pronounced cytotoxicity at moderate extracellular concentrations, DFMO is tolerated well by this cell line at concentrations of up to 10 mw, as assayed by c...

Journal: :Teratology 1998
J M Graham M J Edwards

This review has covered the pertinent literature concerning the teratogenic effects of hyperthermia in man and experimental animals. This is the first teratogen that was initially discovered in animals and then subsequently found to be a cause for concern in humans when similar patterns of defects were observed. Hyperthermia is a physical agent with a dose-response curve for abortions and malfo...

2013
Zhicheng Wang Feng Cai Xiaoyu Chen Meihong Luo Lingling Hu Yuan Lu

A combination of hyperthermia with radiotherapy and chemotherapy for various solid tumors has been practiced clinically. However, hyperthermic therapy has side effects, such as thrombocytopenia. Up to now, the pathogenesis of hyperthermia-induced thrombocytopenia remains unclear. Previous studies have shown that hyperthermia induces platelet apoptosis. However, the signaling pathways and molecu...

Journal: :Seminars in oncology 2014
Mark Hurwitz Paul Stauffer

The compelling biologic basis for combining hyperthermia with modern cancer therapies including radiation and chemotherapy was first appreciated nearly half a century ago. Hyperthermia complements radiation as conditions contributing to radio-resistance generally enhance sensitivity to heat and sensitizing effects occur through increased perfusion/tumor oxygenation and alteration of cellular de...

2017
Ahmad Shanei Ameneh Sazgarnia Elham Dolat Leila Hojaji-Najafabadi Mohammadreza Sehhati Milad Baradaran-Ghahfarokhi

Background: This study was performed to evaluate any synergetic effects of mitoxantrone (MX) and gold nanoparticles (GNPs) as dual therapeutic approach, along with microwave (MW) hyperthermia for melanoma cancer. Methods: Various tests were performed on the DFW melanoma cell line in the presence of MX and different concentrations of GNPs, with and without MW irradiation. MTT [3-(4,5-dimethylthi...

2013
Cristian Vilos Marlen Gutiérrez Roberto A. Escobar Francisco Morales Juliano C. Denardin Luis Velasquez Dora Altbir

Background: The progress in material science and the recent advances in biodegradable/biocompatible polymers and magnetic iron oxide nanoparticles have led to develop innovative diagnostic and therapeutic strategies for diseases based on multifunctional nanoparticles, which include contrast medium for magnetic resonance imaging, agent for hyperthermia and nanocarriers for targeted drug delivery...

Journal: :Nanomedicine : nanotechnology, biology, and medicine 2010
Carlos Martinez-Boubeta Lluis Balcells Rosa Cristòfol Coral Sanfeliu Elisenda Rodríguez Ralph Weissleder Silvia Lope-Piedrafita Konstantinos Simeonidis Makis Angelakeris Felip Sandiumenge Alberto Calleja Lluis Casas Claude Monty Benjamin Martínez

UNLABELLED A one-step process for the production of nanoparticles presenting advanced magnetic properties can be achieved using vapor condensation. In this article, we report on the fabrication of Fe particles covered by a uniform MgO epitaxial shell. MgO has a lower surface energy than Fe, which results in a core-shell crystal formation. The particles satisfy a few of technical requirements fo...

2016
He-Xiao Wang Yang Yang Hao Guo Dian-Dong Hou Song Zheng Yu-Xiao Hong Yun-Fei Cai Wei Huo Rui-Qun Qi Li Zhang Hong-Duo Chen Xing-Hua Gao

Hyperthermia has shown clinical potency as a single agent or as adjuvant to other therapies in cancer treatment. However, thermotolerance induced by thermosensitive genes such as the heat shock proteins can limit the efficacy of hyperthermic treatment. In the present study, we identified HSPB1 (HSP27) is hyperthermically inducible or endogenously highly expressed in both murine and human melano...

آشیانی, دانیال, کربلائی مهدی, علی,

Introduction: Molecular imaging is one of the main focuses in medical diagnostics. Nanoparticles allow us to effectively imagine the various component of molecule with high contrast. Different factors have been discussed about contrast agent nanoparticles. Moreover, some of the most important samples have been highlighted in the present study. Methods and Materials: This research is a theoreti...

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