نتایج جستجو برای: nanoprobe

تعداد نتایج: 665  

Journal: :Cancer research 2009
Omid Veiseh Conroy Sun Chen Fang Narayan Bhattarai Jonathan Gunn Forrest Kievit Kim Du Barbara Pullar Donghoon Lee Richard G Ellenbogen Jim Olson Miqin Zhang

Nanoparticle-based platforms have drawn considerable attention for their potential effect on oncology and other biomedical fields. However, their in vivo application is challenged by insufficient accumulation and retention within tumors due to limited specificity to the target, and an inability to traverse biological barriers. Here, we present a nanoprobe that shows an ability to cross the bloo...

Journal: :Biosensors & bioelectronics 2017
Jing-Jing Zhang Fang-Fang Cheng Ting-Ting Zheng Jun-Jie Zhu

Quantifying the glycan expression status on cell surfaces is of vital importance for insight into the glycan function in biological processes and related diseases. Here we developed a versatile aptasensor for electrochemical quantification of cell surface glycan by taking advantage of the cell-specific aptamer, and the lectin-functionalized gold nanoparticles acting as both a glycan recognition...

Journal: :Journal of Materials Chemistry C 2023

Retraction of ‘Design and synthesis a highly sensitive “Turn-On” fluorescent organic nanoprobe for iron( iii ) detection imaging’ by Cuiping Han et al. , J. Mater. Chem. C 2014, 2 9077–9082, https://doi.org/10.1039/C4TC01759E.

Journal: :Chemical communications 2014
Shuqi Wu Shoufa Han Jiahuai Han Xinhui Su

A photothermal pH-reporting nanoprobe was developed for intraoperative tumor detection by "turn-on" fluorescence of the probe inside viable tumor cells, photothermal tumor therapy, and in situ monitoring of tumor killing by non-fluorescence of the probe in damaged cells.

Journal: :Chemical communications 2009
Yong Taik Lim Young-Woock Noh Ji-Na Kwon Bong Hyun Chung

A novel type of bimodal imaging nanoprobe based on (19)F-based magnetic resonance imaging and near-infrared optical imaging has been synthesized and applied for the labeling and imaging of dendritic cells both in vitro and in vivo.

Journal: :Chemical communications 2010
Cong Li Kai Li Huihui Yan Guanghui Li Jinsong Xia Xunbin Wei

A novel dextran-based nanoprobe was synthesized and demonstrated the pH-activated near-infrared (NIR) fluorescence in the physiologically acidic aqueous solutions and acidic compartments in human glioblastoma cancer cells.

Journal: :Nanoscale 2021

Hybrid nanoprobe specifically designed to use as a contrast agent targeting phagocytic cells in an animal model of ischemic stroke and imaging using MRI, intravital two-photon microscopy phase X-rays imaging.

Journal: :Chemical communications 2015
Jing Qiao Zhi Liu Ye Tian Man Wu Zhongwei Niu

A ratiometric, multifunctional nanoprobe was prepared consisting of a self-assembled polymeric micelle as the carrier, tetraphenylethene (TPE) as the donor, fluorescent boronate as the H2O2-responsive acceptor, and triphenylphosphonium as a mitochondria-targeted moiety. The assembled nanoparticles could detect both exogenous and endogenous mitochondrial H2O2 changes in living cells.

2014
Haley L. Marks Michael V. Pishko George W. Jackson Gerard L. Coté

Surface-enhanced Raman scattering (SERS) optical nanoprobes offer a number of advantages for ultrasensitive analyte detection. These functionalized colloidal nanoparticles are a multifunctional assay component. providing a platform for conjugation to spectral tags, stabilizing polymers, and biorecognition elements such as aptamers or antibodies. We demonstrate the design and characterization of...

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