scholarly journals Preliminary Characterization, Antioxidant Properties and Production of Chrysolaminarin from Marine Diatom Odontella aurita

Marine Drugs ◽  
2014 ◽  
Vol 12 (9) ◽  
pp. 4883-4897 ◽  
Author(s):  
Song Xia ◽  
Baoyan Gao ◽  
Aifen Li ◽  
Jihai Xiong ◽  
Ziqiang Ao ◽  
...  
2017 ◽  
Vol 176 ◽  
pp. 99-106 ◽  
Author(s):  
Hongjun Wang ◽  
Ziheng Xu ◽  
Xinguo Li ◽  
Jian Sun ◽  
Dan Yao ◽  
...  

2012 ◽  
Vol 11 (1) ◽  
pp. 147 ◽  
Author(s):  
Adil Haimeur ◽  
Lionel Ulmann ◽  
Virginie Mimouni ◽  
Frédérique Guéno ◽  
Fabienne Pineau-Vincent ◽  
...  

2017 ◽  
Vol 20 ◽  
pp. 232-242 ◽  
Author(s):  
Janani Seralathan ◽  
Asaraf Ali Abdul Salam ◽  
Harshini Selva Mohan ◽  
Deivasigamani Balaraman ◽  
Sampathkumar Pitchai ◽  
...  

2014 ◽  
Vol 26 (6) ◽  
pp. 2265-2271 ◽  
Author(s):  
Virginie Pasquet ◽  
Lionel Ulmann ◽  
Virginie Mimouni ◽  
Freddy Guihéneuf ◽  
Boris Jacquette ◽  
...  

2020 ◽  
Vol 2 (1) ◽  
pp. 79

Pleurotus florida of the genus Pleurotus, is a delicious edible mushroom with high therapeutic potential and is being cultivated extensively in many parts of the world, including India. Polysaccharides, especially β-glucans, are the most potent mushroom derived metabolites. Silver nanoparticles (AgNPs) are gaining a lot of importance nowadays because of their wide industrial and biomedical applications. In the present investigation, silver nanoparticles were synthesized using β-glucan isolated from the fruiting bodies of P. florida and their antioxidant properties were studied. Polysaccharide (PS) isolation was carried out by hot water extraction, deproteinization, alcohol precipitation, centrifugation, and dialysis. Preliminary characterization of isolated polysaccharide was done by the Anthrone method, Lowry’s method, Thin Layer Chromatography (TLC), and FT-IR. The PS was treated with AgNO3 solution (0.001M) for the biosynthesis of silver nanoparticles, and nanoparticle formation was confirmed by UV spectroscopy. Antioxidant properties of the PS, as well as synthesized nanoparticles, were evaluated using Total antioxidant capacity assay, DPPH-Free radical scavenging assay, Total reducing power assay, and Hydroxyl radical scavenging assay. Preliminary characterization showed that the isolated PS is protein-bound β (1-3) Glucan. Both the PS and silver nanoparticles showed profound antioxidant activity in a dose-dependent manner. In all assays, silver nanoparticles showed more activity than the PS. The highest activity was shown in Hydroxyl radical scavenging assay in which PS and nanoparticles showed 81.8% and 89.4% activity, respectively, at the highest tested dose of 2000µg. The present study reveals the possibility of β-glucan -silver nanoparticles from P. florida as a suitable candidate for antioxidant drug development.


2016 ◽  
Vol 28 (5) ◽  
pp. 655-661
Author(s):  
Annadurai Hemalatha ◽  
Syed Abdul Rahman Mohammed Esa ◽  
Murugan Suresh ◽  
Nooruddin Thajuddin ◽  
Perumal Anantharaman

Marine Drugs ◽  
2013 ◽  
Vol 11 (7) ◽  
pp. 2667-2681 ◽  
Author(s):  
Song Xia ◽  
Ke Wang ◽  
Linglin Wan ◽  
Aifen Li ◽  
Qiang Hu ◽  
...  

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