Microwave-assisted preparation of paramagnetic zwitterionic amphiphilic copolymer hybrid molybdenum disulfide for T1-weighted magnetic resonance imaging-guided photothermal therapy

2018 ◽  
Vol 6 (40) ◽  
pp. 6391-6398 ◽  
Author(s):  
Yiming Yu ◽  
Bin Chi ◽  
Leping Lin ◽  
Zhe Yang ◽  
Qianyuan He ◽  
...  

Magnetic resonance imaging (MRI)-guided photothermal therapy (PTT) has recently attracted tremendous attention.

Nanoscale ◽  
2021 ◽  
Author(s):  
Yan Wu ◽  
Yu Huang ◽  
Chunlai Tu ◽  
Fengren Wu ◽  
Gangsheng Tong ◽  
...  

Theranostic agents based on magnetic resonance imaging (MRI) and photothermal therapy (PTT) play an important role in tumor therapy. However, available theranostic agents are confronting great challenges in the issues...


RSC Advances ◽  
2021 ◽  
Vol 11 (12) ◽  
pp. 6472-6476
Author(s):  
Yechao Du ◽  
Daguang Wang ◽  
Shuo Wang ◽  
Wei Li ◽  
Jian Suo

A new nanotheraontic agent for magnetic resonance imaging (MRI) guided combined photothermal therapy (PTT) and chemotherapy has been reported.


2017 ◽  
Vol 5 (43) ◽  
pp. 8554-8562 ◽  
Author(s):  
Jiaxin Liu ◽  
Hongda Chen ◽  
Yu Fu ◽  
Xiaodong Li ◽  
Yixin Chen ◽  
...  

Fe2O3@PDA-affibody integrates T2-weighted magnetic resonance imaging (MRI), tumor-targeting, and magnetic field (MF)-enhanced photothermal therapy (PTT) functionalities into an all-in-one system.


Nanomaterials ◽  
2021 ◽  
Vol 11 (8) ◽  
pp. 2107
Author(s):  
Jing Qu ◽  
Devin Guillory ◽  
Pohlee Cheah ◽  
Bin Tian ◽  
Jie Zheng ◽  
...  

The design and development of multifunctional nanoparticles have attracted great interest in biomedical research. This study aims to prepare pH-responsive melanin-like nanoparticles for T1-weighted magnetic resonance imaging (MRI) and photothermal therapy. The new multifunctional nanoparticles (amino-Fe-PDANPs) are synthesized by copolymerization of dopamine and its derivative amino-N-[2-(diethylamino) ethyl]-3,4-dihydroxy-benzenepropanamide (N-Dopa) at room temperature. The size of nanoparticles can be controlled by NaOH concentration. The incorporation of N-Dopa is characterized by NMR and FT-IR. From transmission electron microscopy (TEM), the nanoparticles exhibit excellent dispersion stability in water and are spherical in shape. The MRI measurement has demonstrated that amino-Fe-PDANPs have a significant signal enhancement in responding to the acidic solution. Confirmed by the photothermal study, the nanoparticles exhibit a high photothermal conversion efficiency. The melanin-like multifunctional nanoparticles integrate both diagnosis and therapeutic functionalities, indicating the potential for theranostic application.


2017 ◽  
Vol 5 (5) ◽  
pp. 1108-1116 ◽  
Author(s):  
Zhe Yang ◽  
Jinghua Ren ◽  
Zhilan Ye ◽  
Wei Zhu ◽  
Liji Xiao ◽  
...  

Polypyrrole nanoparticle (PPy) based theranostic agents for magnetic resonance imaging (MRI) guided photothermal therapy (PTT) have received increasing attention in recent years.


2014 ◽  
Vol 18 (1) ◽  
Author(s):  
Nasreen Mahomed ◽  
Evance Chisama ◽  
Sanjay Prabhu

The ivy sign refers to diffuse bilateral leptomeningeal enhancement on post- contrastT1-weighted magnetic resonance imaging (MRI) and increased signal intensity in bilateralsubarachnoid spaces and perivascular spaces on T2-weighted fluid attenuation inversionrecovery (FLAIR) MRI sequences in patients with moyamoya disease.


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