نتایج جستجو برای: photothermal therapy

تعداد نتایج: 656381  

2017
Xu Zhao Cheng-Xiong Yang Li-Gong Chen Xiu-Ping Yan

The integrated functions of diagnostics and therapeutics make theranostics great potential for personalized medicine. Stimulus-responsive therapy allows spatial control of therapeutic effect only in the site of interest, and offers promising opportunities for imaging-guided precision therapy. However, the imaging strategies in previous stimulus-responsive therapies are 'always on' or irreversib...

Journal: :Nanoscale 2021

Stabilization of indocyanine green (ICG) J-aggregates into gadolinium-decorated casein micelles enables dual magnetic resonance/fluorescence imaging and photothermal therapy.

2011
Congyu Wu Cong Yu Maoquan Chu

Gold (Au) nanoshells with solid silica cores have great potential for cancer photothermal therapy. However, this nanostructure cannot carry enough drugs. Here, we report a Au nanoshell with a hollow silica core for drug loading and cancer therapy. The silica shells were synthesized using nanoliposome templates, and then Au nanoshells were grown on the outer surface of the silica shells. Transmi...

2017
Bridget M Crawford Ronnie L Shammas Andrew M Fales David A Brown Scott T Hollenbeck Tuan Vo-Dinh Gayathri R Devi

Inflammatory breast cancer (IBC) is rare, but it is the most aggressive subtype of breast cancer. IBC has a unique presentation of diffuse tumor cell clusters called tumor emboli in the dermis of the chest wall that block lymph vessels causing a painful, erythematous, and edematous breast. Lack of effective therapeutic treatments has caused mortality rates of this cancer to reach 20%-30% in cas...

Journal: :Small 2014
Yi Wang Rongqin Huang Guohai Liang Zhengyong Zhang Peng Zhang Shaoning Yu Jilie Kong

Targeting peptide-modified magnetic graphene-based mesoporous silica (MGMSPI) are synthesized, characterized, and developed as a multifunctional theranostic platform. This system exhibits many merits, such as biocompatibility, high near-infrared photothermal heating, facile magnetic separation, large T2 relaxation rates (r2), and a high doxorubicin (DOX) loading capacity. In vitro and in vivo r...

2016
Yadong Xing Luoyuan Li Xicheng Ai Limin Fu

In this study, we developed a nanosystem based on upconversion nanoparticles (UCNPs) coated with a layer of polyaniline nanoparticles (PANPs). The UCNP induces upconversion luminescence for imaging and photothermal conversion properties are due to PANPs. In vitro experiments showed that the UCNPs-PANPs were nontoxic to cells even at a high concentration (800 µg mL(-1)). Blood analysis and histo...

2014
Peng Huang Pengfei Rong Jing Lin Wanwan Li Xuefeng Yan Molly Gu Zhang Liming Nie Gang Niu Jie Lu Wei Wang Xiaoyuan Chen

We present a novel gold bellflower (GBF) platform with multiple-branched petals, prepared by a liquid-liquid-gas triphase interface system, for photoacoustic imaging (PAI)-guided photothermal therapy (PTT). Upon near-infrared (NIR) laser irradiation, the GBFs, with strong NIR absorption, showed very strong PA response and an ultrahigh photothermal conversion efficiency (η, ∼74%) among the repor...

Journal: :Chemical synthesis 2023

Photothermal cancer therapy has attracted plenty of attention in the last decades due to its promising efficacy, spatiotemporal control, negligible drug resistance, etc. However, achieve widespread clinical application, enhancement curative effect and minimization side still need be concerned about field photothermal therapy. Host-guest assemblies, constructed by inclusion small molecular guest...

Journal: :Oftalmologia 2003
Heyke Diddens Frank Fischer Roy H Pottier

Chromophore-enhanced photothermal therapy involves the application of an exogenous chromophore in combination with irradiation, using an appropriate wavelength, exposure duration and sufficient irradiances. The chromophore palladium(II) octabutoxynaphthalocyanine (PdNc(OBu)8) accumulates at satisfactory concentrations and with good selectivity between both tumor and muscle and tumor and skin in...

Journal: :Nanoscale 2015
Tingting Fu Yuyan Chen Jiali Hao Xiaoyong Wang Gang Liu Yonggang Li Zhuang Liu Liang Cheng

Recently, magnetic photothermal nanomaterials have emerged as a new class of bio-nanomaterials for application in cancer diagnosis and therapy. Hence, we developed a new kind of magnetic nanomaterials, iron diselenide (FeSe(2)) nanoparticles, for multimodal imaging-guided photothermal therapy (PTT) to improve the efficacy of cancer treatment. By controlling the reaction time and temperature, Fe...

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