Bioactivity-guided fractionation of extracts using mushroom tyrosinase – friend or foe?

2019 ◽  
Author(s):  
F Mayr ◽  
S Sturm ◽  
M Ganzera ◽  
B Waltenberger ◽  
S Martens ◽  
...  
Keyword(s):  
2013 ◽  
Vol 30 (2) ◽  
pp. 165
Author(s):  
Aping ZHENG ◽  
Bingnian CHEN ◽  
Fahe CHEN ◽  
Li WANG

2013 ◽  
Vol 10 (6) ◽  
pp. 529-534 ◽  
Author(s):  
Zhenghua Zhang ◽  
Jinbing Liu ◽  
Fengyan Wu ◽  
Liangzhong Zhao

1985 ◽  
Vol 24 (3) ◽  
pp. 397-405 ◽  
Author(s):  
Andrawis Andrawis ◽  
Varda Kahn

2017 ◽  
Vol 10 (12) ◽  
pp. 2146-2155 ◽  
Author(s):  
Kai Chen ◽  
De-Yin Zhao ◽  
Yu-Lin Chen ◽  
Xiao-Yi Wei ◽  
Yin-Ting Li ◽  
...  

2014 ◽  
Vol 71 (1) ◽  
Author(s):  
Shajarahtunnur Jamil ◽  
Siti Awanis Abdullah ◽  
Siti Mariam Abdul Lathiff ◽  
Hasnah Mohd Sirat

Tyrosinase inhibitory activity was studied on the crude extracts and flavonoids successfully isolated from the leaves and heartwoods of Artocarpus lowii King. The flavonoids were fully characterized spectroscopically as isobavachalcone (1), 4-hydroxyonchocarpin (2), 2',4'-dihydroxy-4-methoxy-3'-prenyldihydrochalcone (3), 2',4'-dihydroxy-3,4-(2",2"-dimethylchromeno)-3'-prenyldihydrochalcone (4), artocarpin (5), cycloheterophyllin (6) and 4',5-dihydroxy-6,7-(2,2-dimethylpyrano)-2'-methoxy-8-γ,γ-dimethyl allylflavone (7). Tyrosinase inhibitory activity of the samples was determined against mushroom tyrosinase using ELISA microplate reader. Cycloheterophyllin (6) exhibited an excellent inhibitory activity against mushroom tyrosinase comparable to the standard kojic acid with the IC50 value of 52.5 µg/mL (88.3%).


2018 ◽  
pp. e12728
Author(s):  
Zohreh Jamali ◽  
Gholamreza Rezaei Behbehani ◽  
Karim Zare ◽  
Nematollah Gheibi

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