Optimisation of a green ultrasound-assisted extraction process for potato peel (Solanum tuberosum) polyphenols using bio-solvents and response surface methodology

2015 ◽  
Vol 6 (3) ◽  
pp. 289-299 ◽  
Author(s):  
Irene Paleologou ◽  
Areti Vasiliou ◽  
Spyros Grigorakis ◽  
Dimitris P. Makris
2020 ◽  
Vol 2 (2) ◽  
pp. 139-146
Author(s):  
Najiba Azemi ◽  
Norazah Basar ◽  
Susilawati Toemen

The Curcuma genus belongs to the Zingiberaceae family is commonly known for its usage as spice and medicine.it is widely used in pharmaceutical, food supplement, cosmetic industries lead to economic benefits. Recently, noticing to an eco-friendly extraction approach which provides the extraction efficiency is considered that in the extraction process, exploring the optimum condition of extraction parameters. This study is performed to improve the bioactive compounds extraction from C. xanthorrhiza by ultrasound-assisted extraction (UAE) through Response Surface Methodology (RSM). Three independent variables: extraction time (5-20 min), temperature (30-50 ° C) and liquid-solid ratio (6-10 mL / g) are applied using Box-Behnken (BBD) design. Quantification of curcumin and xanthorrhizol are carried out using reversed-phase high-performance liquid chromatography (RP HPLC) equiped by a photodiode array detector. Extraction time 20 minutes, temperature of 50°C, and LS ratio 8 mL/g are found as the optimum condition of extraction yield and quantification of xanthorrhizol. Curcumin 's optimum state, however, is observed at extraction time 12.50 minutes, temperature 30 ° C, and liquid-solid ratio of 10 mL / g. This study suggests that there are favorable potential using method of ultrasound-assisted extraction under specific parameters in the extraction process which is advantageous for advanced research.  


2014 ◽  
Vol 8 (5) ◽  
pp. 1207-1214 ◽  
Author(s):  
An-Na Li ◽  
Sha Li ◽  
Dong-Ping Xu ◽  
Xiang-Rong Xu ◽  
Yu-Ming Chen ◽  
...  

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