Phytochemical constituents, antioxidant activity, and antiproliferative properties of black, red, and brown rice bran

Ghasemzadeh, Ali; Karbalaii, Mohamad Taghi; Jaafar, Hawa Z. E.; Rahmat, Asmah

doi:10.1186/s13065-018-0382-9

Table 1 Free, bound and total content of phenolics, flavonoids and anthocyanins of sixteen different genotypes of rice with black, red and brown bran color

From: Phytochemical constituents, antioxidant activity, and antiproliferative properties of black, red, and brown rice bran

Rice bran colour	TPC (mg GAE/100 g DM)			TFC (mg QE/100 g DM)			TAC (mg Cy3-GE/100 g DM)
Rice bran colour	Free	Bound	Total	Free	Bound	Total	Free	Bound	Total
Black (RB211)	635.81^c ± 40.53	308.21^b ± 12.50	944.02^b ± 47.62	391.34^c ± 15.76	161.86^c ± 7.37	553.20^c ± 20.73	168.20^d ± 8.24	22.51^c ± 2.00	91 190.71^d ± 13.61
Black (RB218)	771.15^a ± 42.07	443.55^a ± 16.21	1214.70^a ± 48.71	526.68^a ± 21.65	297.20^a ± 10.82	823.88^a ± 38.59	256.11^a ± 10.44	38.51^a ± 3.66	294.62^a ± 12.05
Black (RB222)	613.04^c ± 36.25	265.44^c ± 10.67	878.48^c ± 41.47	348.57^d ± 14.17	119.09^d ± 4.29	467.66^e ± 22.74	150.20^e ± 6.79	20.37^c ± 2.54	170.57^e ± 8.64
Black (RB225)	703.16^b ± 37.71	295.56^b ± 11.47	998.72^b ± 46.32	378.69^c ± 12.62	149.21^c ± 6.35	527.90^d ± 24.61	188.37^c ± 7.22	26.18^b ± 3.06	214.55^c ± 9.65
Black (RB233)	684.86^b ± 30.15	297.26^b ± 11.88	982.12^b ± 44.62	480.39^b ± 18.26	250.91^b ± 10.82	731.30^b ± 33.60	201.63^b ± 10.19	29.91^b ± 3.17	231.54^b ± 11.39
Black (RB246)	585.25^d ± 26.37	257.65^c ± 15.21	842.90^d ± 39.52	340.78^d ± 15.05	111.30^d ± 4.25	452.08^e ± 19.73	69.20^g ± 4.55	14.84^d ± 1.61	84.04^f ± 4.75
Black (RB248)	616.87^c ± 31.25	289.27^b ± 13.27	906.14^c ± 43.77	372.40^c ± 12.69	142.92^c ± 7.28	515.32^d ± 20.26	144.30^f ± 6.30	18.70^c ± 1.22	163.00^e ± 7.26
Red (RP511)	579.46^d ± 25.17	231.86^c ± 11.54	811.32^e ± 40.39	314.99^d ± 14.42	85.51^e ± 2.05	400.50^g ± 16.30	63.21^g ± 3.65	14.66^d ± 1.59	77.87^g ± 5.28
Red (RP520)	462.71^e ± 22.61	135.11^d ± 7.32	597.82^g ± 22.40	218.24^e ± 10.65	238.76^b ± 10.22	457.00^e ± 19.62	46.63^h ± 391	5.25^f ± 0.72	51.88^h ± 3.92
Red (RP533)	475.70^e ± 19.38	148.10^d ± 6.48	623.80^f ± 29.68	231.23^e ± 9.72	101.75^d ± 2.88	332.98^h ± 15.27	48.91^h ± 3.88	5.61^f ± 0.62	54.52^h ± 4.06
Red (RP538)	482.79^e ± 20.16	155.19^d ± 6.89	637.98^f ± 30.04	238.32^e ± 10.16	110.32^d ± 3.74	348.64^h ± 14.66	51.20^h ± 2.76	10.62^e ± 1.52	61.82^h ± 3.33
Red (RP544)	569.39^d ± 22.54	241.79^c ± 10.42	811.18^e ± 38.52	324.92^d ± 15.32	95.44^e ± 2.40	420.36^f ± 16.62	60.16^g ± 4.21	12.27^d ± 1.38	72.43^g ± 5.27
Brown (IR402)	153.30^h ± 6.93	116.55^f ± 5.81	269.85ⁱ ± 10.96	28.52^h ± 3.46	11.63^g ± 1.26	40.15 ^k ± 4.77	2.18^k ± 0.35	ND	2.18^k ± 0.41
Brown (IR409)	276.88^g ± 11.42	149.28^d ± 6.90	426.16^h ± 15.30	82.41^g ± 4.91	52.93^f ± 2.60	135.34^j ± 5.22	7.31^j ± 0.82	ND	7.31^j ± 0.64
Brown (IR420)	329.65^f ± 15.30	102.05^e ± 8.65	431.70^h ± 15.04	135.18^f ± 5.72	105.70^d ± 2.91	240.88ⁱ ± 10.61	10.72ⁱ ± 1.38	ND	10.72ⁱ ± 1.12
Brown (IR425)	327.64^f ± 14.18	120.04^e ± 7.19	447.68^h ± 16.71	133.17^f ± 5.40	100.69^d ± 2.73	233.86ⁱ ± 11.16	10.25ⁱ ± 1.19	ND	10.25ⁱ ± 0.98

Data are means of triplicate measurements ± standard deviation. Means not sharing a common single letter in each column for each measurement were significantly different at p < 0.05
ND not detected

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ISSN: 2661-801X

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