Biological Application of Hybrid Phosphors

Author(s):  
Sajjad Husain Mir ◽  
M. K. Mohammad Ziaul Hyder ◽  
A. M. Masudul Azad Chowdhury
Author(s):  
Toichiro Kuwabara

Although scanning electron microscopy has a great potential in biological application, there are certain limitations in visualization of the biological structure. Satisfactory techniques to demonstrate natural surfaces of the tissue and the cell have been reported by several investigators. However, it is commonly found that the surface cell membrane is covered with a minute amount of mucin, secretory substance or tissue fluid as physiological, pathological or artefactual condition. These substances give a false surface appearance, especially when the tissue is fixed with strong fixatives. It seems important to remove these coating substances from the surface of the cell for demonstration of the true structure.


2019 ◽  
Author(s):  
Jumpei Morimoto ◽  
Yasuhiro Fukuda ◽  
Takumu Watanabe ◽  
Daisuke Kuroda ◽  
Kouhei Tsumoto ◽  
...  

<div> <div> <div> <p>“Peptoids” was proposed, over decades ago, as a term describing analogs of peptides that exhibit better physicochemical and pharmacokinetic properties than peptides. Oligo-(N-substituted glycines) (oligo-NSG) was previously proposed as a peptoid due to its high proteolytic resistance and membrane permeability. However, oligo-NSG is conformationally flexible and is difficult to achieve a defined shape in water. This conformational flexibility is severely limiting biological application of oligo-NSG. Here, we propose oligo-(N-substituted alanines) (oligo-NSA) as a new peptoid that forms a defined shape in water. A synthetic method established in this study enabled the first isolation and conformational study of optically pure oligo-NSA. Computational simulations, crystallographic studies and spectroscopic analysis demonstrated the well-defined extended shape of oligo-NSA realized by backbone steric effects. The new class of peptoid achieves the constrained conformation without any assistance of N-substituents and serves as an ideal scaffold for displaying functional groups in well-defined three-dimensional space, which leads to effective biomolecular recognition. </p> </div> </div> </div>


Biomics ◽  
2019 ◽  
Vol 11 (3) ◽  
pp. 344-377
Author(s):  
A.R. Sakhabutdinova ◽  
K.I. Mikhailenko ◽  
R.R. Garafutdinov ◽  
O.Yu. Kiryanova ◽  
M.A. Sagitova ◽  
...  

Author(s):  
Jaya Dwivedi ◽  
Neetu Yaduvanshi ◽  
Shruti Shukla ◽  
Sonika Jain

: Since 1887, phenoxazine derivatives have attracted attention of chemist due to its versatile utility, industrially and pharmacologically. Literature is found abundant with various pharmacological activities of phenoxazine derivatives like antitumor, anticancer, antifungal, antibacterial, anti-inflammatory, anti-diabetic, anti-viral, anti-malarial, antidepressant, analgesic and many other drug resistance reversal activities. This review covers detailed over-view on pharmacological application of phenoxazine nucleus, its chemistry and reactivity and also illustrating the incorporation of different group at different positions enhancing its biological application, besides some synthetic procedures.


2010 ◽  
Vol 2 (4) ◽  
pp. 227-238 ◽  
Author(s):  
Gerardo Perozziello ◽  
Giuseppina Simone ◽  
Patrizio Candeloro ◽  
Francesco Gentile ◽  
Natalia Malara ◽  
...  

2021 ◽  
Vol 26 ◽  
pp. 100962
Author(s):  
P. Tandale ◽  
Neeraj Choudhary ◽  
Joga Singh ◽  
Akanksha Sharma ◽  
Ananya Shukla ◽  
...  

2021 ◽  
Vol 1236 ◽  
pp. 130280
Author(s):  
Pampa Maity ◽  
Barnali Naskar ◽  
Chitrangada Das Mukhopadhyay ◽  
Sanchita Goswami ◽  
Chhanda Mukhopadhyay

2021 ◽  
Vol 201 ◽  
pp. 111651
Author(s):  
Renata Miliani Martinez ◽  
Wagner Vidal Magalhães ◽  
Bianca da Silva Sufi ◽  
Giovana Padovani ◽  
Lucas Idacir Sbrugnera Nazato ◽  
...  

2017 ◽  
Vol 1 (9) ◽  
pp. 1823-1828 ◽  
Author(s):  
Wei Zheng ◽  
Guang Yang ◽  
Shu-Ting Jiang ◽  
Nannan Shao ◽  
Guang-Qiang Yin ◽  
...  

A tetraphenylethylene (TPE)-based supra-amphiphilic organoplatinum(ii) metallacycle was successfully prepared, which presented biological application in cell imaging.


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