نتایج جستجو برای: multifunctional nanoparticles

تعداد نتایج: 123636  

Journal: :Chemical communications 2013
Aurore Fraix Noufal Kandoth Ilse Manet Venera Cardile Adriana C E Graziano Ruxandra Gref Salvatore Sortino

A multifunctional nanoplatform with four-in-one photoresponsive functionalities has been achieved through the co-encapsulation of two chromo-fluorogenic components within biocompatible polymeric nanoparticles. This engineered nanoconstruct efficiently delivers different photosensitizers in melanoma cells, which can be detected through their dual-color fluorescence, and induces amplified cell mo...

Journal: :Nanoscale 2013
Lu Zhang Wen-Fei Dong Hong-Bo Sun

Superparamagnetic iron oxide nanoparticles (SPIONs) have shown great promise in biomedical applications. In this review, we summarize the recent advances in the design and fabrication of core-shell and hetero-structured SPIONs and further outline some exciting developments and progresses of these multifunctional SPIONs for diagnosis, multimodality imaging, therapy, and biophotonics.

2017
Linxian Li Mark Schmitt Alexandra Matzke‐Ogi Parvesh Wadhwani Veronique Orian‐Rousseau Pavel A. Levkin

CD44v6 peptide functionalized nanoparticles are fabricated in a facile and controllable way to selectively bind to CD44v6 positive tumor cells with highly efficient anticancer and antimetastatic properties. The reported modular synthesis and facile preparation makes this system highly potent for developing novel multifunctional nanocarriers for therapeutic and/or diagnostic anticancer applicati...

Journal: :Advanced Science 2023

Alveoli-Like Multifunctional Scaffolds A metal-organic framework and gold nanoparticles in a porous backbone organize novel alveolilike multifunctional scaffold. It allows for label-free detection real-time monitoring of the cellular behaviors under toxic-conditions via redox-active amperometry nanospectroscopy. More details can be found article number 2301395 by Seonghyeon Eom, So Yeon Lee, Ju...

2018
Le Liu Zheng Ruan Pan Yuan Tuanwei Li Lifeng Yan

Near infrared (NIR) imaging-guided photodynamic therapy (PDT) is remarkable for its high-efficiency in "see and treat" field. However, hypoxia of cancer cell limits PDT dues to the low singlet oxygen yield. Here MnO2 conjugated multifunctional polypeptide nanoparticles encapsulating photosensitizer BODIPY has been prepared via a one-step reaction, which can generate oxygen in cancer cytoplasm w...

2014
Sivakumar Balasubramanian Aswathy Ravindran Girija Yutaka Nagaoka Seiki Iwai Masashi Suzuki Venugopal Kizhikkilot Yasuhiko Yoshida Toru Maekawa Sakthikumar Dasappan Nair

The efficient targeting and therapeutic efficacy of a combination of drugs (curcumin and 5-Fluorouracil [5FU]) and magnetic nanoparticles encapsulated poly(D,L-lactic-co-glycolic acid) nanoparticles, functionalized with two cancer-specific ligands are discussed in our work. This multifunctional, highly specific nanoconjugate resulted in the superior uptake of nanoparticles by cancer cells. Upon...

Journal: :Journal of the American Chemical Society 2013
Qiwei Tian Junqing Hu Yihan Zhu Rujia Zou Zhigang Chen Shiping Yang Runwei Li Qianqian Su Yu Han Xiaogang Liu

Photothermal nanomaterials have recently attracted significant research interest due to their potential applications in biological imaging and therapeutics. However, the development of small-sized photothermal nanomaterials with high thermal stability remains a formidable challenge. Here, we report the rational design and synthesis of ultrasmall (<10 nm) Fe3O4@Cu2-xS core-shell nanoparticles, w...

Journal: :Frontiers in bioscience 2012
Carolina Salvador-Morales Pedro M Valencia Anjali B Thakkar Edward W Swanson Robert Langer

Multifunctional hybrid nanoparticles combine some of the unique physical and chemical characteristics of two or more classes of materials, such as polymers, liposomes, metals, quantum dots and mesoporous silica among others, to create a versatile and robust new class of nanoparticles. Here we discuss the most recent synthetic strategies to create these hybrid systems and analyze four key design...

2014
Christophe A. Monnier David Burnand Barbara Rothen-Rutishauser Marco Lattuada Alke Petri-Fink

Combining liposomes with magnetic nanoparticles is an intriguing approach to create multifunctional vesicles for medical applications, which range from controlled drug delivery vehicles to diagnostic imaging enhancers. Over the past decade, significant effort has been invested in developing such hybrids – widely known as magnetoliposomes – and has led to numerous new concepts. This review provi...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2006
Beth M Rybak Maryna Ornatska Kathryn N Bergman Kirsten L Genson Vladimir V Tsukruk

Nanofibrillar micellar structures formed by the amphiphilic hyperbranched molecules within a Langmuir monolayer were utilized as matter for silver nanoparticle formation from the ion-containing water subphase. We observed that silver nanoparticles were formed within the multifunctional amphiphilic hyperbranched molecules. The diameter of nanoparticles varied from 2-4 nm and was controlled by th...

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