Optimization of extraction parameters of PTP1β (protein tyrosine phosphatase 1β), inhibitory polyphenols, and anthocyanins from Zea mays L. using response surface methodology (RSM)

Table 6 Regression analysis for regression model of physiochemical properties in extraction condition of Zea mays L.

Response variables	F-radio^a
Response variables	X₁	X₂	X₃	X₄
Total polyphenol content (mg GAE/g)	3.76	2.60	3.12	3.15
Total anthocyanin content (mg C3GE/100 g)	1.90	4.29	2.83	2.98
Extraction yield (%)	8.09	3.34	0.40	3.44

^aX₁, extraction temperature (°C); X_2, extraction time (hour); X_3, solid-liquid ratio (%); X₄, solvent volume (1:X)

ISSN: 2662-7671