Table 1.

Effect of alkali extraction on the A/X ratio and MW of WUAX in different grains.

Source	Extraction	MW/kDa	A/X	Yield (%)	Reference
Wheat bran	NaOH	351.7	0.83	18.5	[69]
Wheat bran	NaOH and Ca(OH)2	437	1.14	-	[70]
Wheat bran	NaOH	694	0.95	6.5	[51]
Wheat bran	NaOH	711	0.51	-	[63]
Wheat bran	NaOH	163	0.77	-	[71]
Barley bran	NaOH	298.36	0.58	5.31	[46]
Barley Bran	NaOH	318.2	0.55	8.42	[72]
Barley endosperm	NaOH	758.2	0.76	2.13	[72]
Peeled barley seeds	Ba(OH)2	1360	0.60	1.6	[73]
Sorghum seeds	Ca(OH)2	223.9	1.09	17 ± 2.40	[74]
Red sorghum bran	NaOH	356	1.1	6.41 ± 0.27	[75]
White sorghum bran	NaOH	136.2	1.08	7.14 ± 0.12	[75]
Oat grain	NaOH	100	0.11	8	[42]
Corn bran	NaOH	360	0.54	-	[16]
Corn bran	NaOH	770	0.51	-	[63]
Corn bran	NaOH and Ca(OH)2	233.3	0.76	17.5 ± 0.2	[76]
Rye bran	Ba(OH)2	381	0.6	5.84	[41]
Rye bran	NaOH and Ca(OH)2	234.9	0.72	11.5 ± 0.4	[76]