Multifunctional Lactobionic Acid-Modified Dendrimers for Targeted Drug Delivery to Liver Cancer Cells: Investigating the Role Played by PEG Spacer

2014 ◽  
Vol 6 (18) ◽  
pp. 16416-16425 ◽  
Author(s):  
Fanfan Fu ◽  
Yilun Wu ◽  
Jingyi Zhu ◽  
Shihui Wen ◽  
Mingwu Shen ◽  
...  
2021 ◽  
Vol 104 ◽  
pp. 93-105
Author(s):  
Sikhumbuzo Charles Kunene ◽  
Kuen-Song Lin ◽  
Meng-Tzu Weng ◽  
Maria Janina Carrera Espinoza ◽  
Chun-Ming Wu

2016 ◽  
Vol 17 (1-2) ◽  
Author(s):  
Julia Modrejewski ◽  
Johanna-Gabriela Walter ◽  
Imme Kretschmer ◽  
Evren Kemal ◽  
Mark Green ◽  
...  

AbstractThe purpose of this study was to develop a model system for targeted drug delivery. This system should enable targeted drug release at a certain tissue in the body. In conventional drug delivery systems, drugs are often delivered unspecifically resulting in unwarranted adverse effects. To circumvent this problem, there is an increasing demand for the development of intelligent drug delivery systems allowing a tissue-specific mode of delivery. Within this study, nanoparticles consisting of two biocompatible polymers are used. Because of their small size, nanoparticles are well-suited for effective drug delivery. The small size affects their movement through cell and tissue barriers. Their cellular uptake is easier when compared to larger drug delivery systems. Paclitaxel was encapsulated into the nanoparticles as a model drug, and to achieve specific targeting an aptamer directed against lung cancer cells was coupled to the nanoparticles surface. Nanoparticles were characterized by dynamic light scattering (DLS), transmission electron microscopy (TEM), fourier transform infrared spectroscopy (FTIR), and nanotracking analysis (NTA). Also their surface charge was characterized from ζ-potential measurements. Their preparation was optimized and subsequently specificity of drug-loaded and aptamer-functionalized nanoparticles was investigated using lung cancer cells.


2019 ◽  
Vol 7 (39) ◽  
pp. 6048-6063 ◽  
Author(s):  
Mohd Mughees ◽  
Mohd Samim ◽  
Yadhu Sharma ◽  
Saima Wajid

The shortcomings of the currently available anti-breast cancer agents compel the development of the safer targeted drug delivery for the treatment of breast cancer.


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