Comparison of free and bound phenolic compositions and antioxidant activities of leaves from different mulberry varieties

Wang, Zhenjiang; Tang, Cuiming; Xiao, Gengsheng; Dai, Fanwei; Lin, Sen; Li, Zhiyi; Luo, Guoqing

doi:10.1186/s13065-021-00747-0

Table 7 Bound phenolic compounds detected in the 23 mulberry leaf samples by HPLC

From: Comparison of free and bound phenolic compositions and antioxidant activities of leaves from different mulberry varieties

Compound (mg/g DW)	CaA	Iso	Ast	PrA	FeA
G1	0.125 ± 0.021^j	0.086 ± 0.008^fgh	0.049 ± 0.006^ef	0.02 ± 0.003^ef	0.013 ± 0.003^abc
G6	0.133 ± 0.022^j	0.08 ± 0.008^fghi	0.068 ± 0.008^d	0.016 ± 0.002^efgh	0.005 ± 0.001^jklm
G8	0.141 ± 0.024^j	ND	0.027 ± 0.003^ghij	ND	0.011 ± 0.002^cdef
GSW	0.531 ± 0.04^a	0.412 ± 0.04^a	0.059 ± 0.008^de	0.046 ± 0.007^a	0.012 ± 0.003^abcd
R2	0.317 ± 0.024^def	0.25 ± 0.022^c	0.185 ± 0.023^a	0.016 ± 0.003^efgh	0.011 ± 0.002^bcde
7403	0.123 ± 0.018^j	0.047 ± 0.005^ij	0.04 ± 0.006^fg	0.018 ± 0.003^defg	0.014 ± 0.003^ab
DS	0.201 ± 0.021^hj	0.044 ± 0.006^ij	0.017 ± 0.003^ij	0.013 ± 0.002^gh	0.013 ± 0.002^abc
B-2–8	0.263 ± 0.031^fg	0.127 ± 0.02^e	0.072 ± 0.007^d	0.003 ± 0^j	0.004 ± 0^klm
Z1	0.284 ± 0.035^fg	0.081 ± 0.011^fghi	0.017 ± 0.003^ij	0.023 ± 0.003^cd	0.007 ± 0.001^hijkl
Z2	0.365 ± 0.039^cd	0.357 ± 0.035^b	0.032 ± 0.005^ghi	0.032 ± 0.004^b	0.009 ± 0.001^efghi
Z4	0.359 ± 0.038^cde	0.255 ± 0.034^c	0.036 ± 0.004^fgh	0.028 ± 0.003^bc	0.01 ± 0.001^defg
CGS	0.383 ± 0.034^c	0.075 ± 0.006^ghi	0.022 ± 0.002^hij	0.008 ± 0^ij	0.007 ± 0.001^ghijk
T6	0.198 ± 0.024^hi	0.198 ± 0.028^d	0.063 ± 0.005^de	0.012 ± 0.002^hi	0.009 ± 0.001^defghi
T7	0.094 ± 0.01^j	0.057 ± 0.007^ghij	0.033 ± 0.003^ghi	0.014 ± 0.002^gh	0.014 ± 0.002^abc
QM	0.108 ± 0.012^j	0.046 ± 0.005^ij	0.018 ± 0.002^ij	0.016 ± 0.001^efgh	0.007 ± 0^ijklm
BR60	0.147 ± 0.017^ij	0.062 ± 0.007^ghij	0.022 ± 0.003^hij	0.018 ± 0.002^defg	0.004 ± 0^m
S54	0.307 ± 0.03^ef	0.116 ± 0.013^ef	0.028 ± 0.004^ghij	0.016 ± 0.002^fgh	0.008 ± 0^fghi
J4-1	0.314 ± 0.026^def	0.209 ± 0.025^d	0.135 ± 0.019^b	0.022 ± 0.003^d	0.015 ± 0.002^a
J5	0.138 ± 0.01^j	0.051 ± 0.007^hij	0.02 ± 0.001^ij	0.012 ± 0.002^hi	0.007 ± 0.001^ghij
Y2	0.307 ± 0.031^ef	0.22 ± 0.024^cd	0.099 ± 0.011^c	0.021 ± 0.002^de	0.009 ± 0.001^efghi
YXM2	0.273 ± 0.022^fg	0.032 ± 0.004^j	0.014 ± 0.002^j	0.011 ± 0.002^hi	0.01 ± 0.001^defgh
YD	0.23 ± 0.02^gh	0.06 ± 0.006^ghij	0.016 ± 0.002^j	0.003 ± 0^j	0.008 ± 0.001^ghij
Y1	0.468 ± 0.045^b	0.09 ± 0.006^efg	ND	0.006 ± 0.001^j	0.004 ± 0^lm

Compound (mg/g DW)	SyA	Quer	Rut	GaA	BeA
G1	0.004 ± 0.001^l	ND	ND	ND	0.002 ± 0^a
G6	0.006 ± 0.001^jkl	ND	0.01 ± 0.001^g	ND	0.001 ± 0^b
G8	0.005 ± 0.001^jkl	ND	ND	0.001 ± 0^e	0.001 ± 0^b
GSW	0.01 ± 0.002^ghi	0.008 ± 0.001^a	0.032 ± 0.004^a	0.001 ± 0^cd	ND
R2	0.021 ± 0.003^c	0.007 ± 0.001^ab	ND	ND	ND
7403	0.003 ± 0^l	0.007 ± 0.001^ab	0.01 ± 0.002^g	0.001 ± 0^e	ND
DS	0.009 ± 0.001^hij	0.007 ± 0.001^ab	0.012 ± 0.002^efg	0.001 ± 0^e	ND
B-2–8	0.014 ± 0.002^ef	0.006 ± 0.001^b	ND	ND	ND
Z1	0.007 ± 0.001^jkl	0.007 ± 0.001^ab	0.011 ± 0.002^fg	0.003 ± 0^a	ND
Z2	0.008 ± 0.001^ijk	0.007 ± 0.001^ab	0.02 ± 0.002^b	0.001 ± 0c	ND
Z4	ND	0.007 ± 0.001^ab	0.017 ± 0.002^bcd	0.001 ± 0^b	ND
CGS	0.019 ± 0.002^cd	ND	0.017 ± 0.002^bcd	0.001 ± 0^e	ND
T6	0.014 ± 0.002^ef	0.007 ± 0^ab	0.034 ± 0.004^a	0.001 ± 0^de	ND
T7	0.004 ± 0.001^l	0.006 ± 0.001^b	ND	0.001 ± 0^de	ND
QM	0.005 ± 0^kl	0.007 ± 0.001^ab	0.013 ± 0.002^defg	0.001 ± 0^cde	ND
BR60	0.007 ± 0.001^ijk	ND	0.016 ± 0.002^bcde	0.001 ± 0^e	ND
S54	0.013 ± 0.002^fg	ND	ND	0.001 ± 0^e	ND
J4-1	0.017 ± 0.001^de	0.007 ± 0.001^ab	0.018 ± 0.002^bc	0.001 ± 0^e	ND
J5	0.008 ± 0.001^ij	0.007 ± 0.001^ab	0.015 ± 0.001^cdef	ND	ND
Y2	0.027 ± 0.002^b	ND	ND	0.001 ± 0^cde	ND
YXM2	0.012 ± 0.001^fgh	ND	0.016 ± 0.002^bcde	0.001 ± 0^cde	ND
YD	0.021 ± 0.002^c	ND	0.031 ± 0.002^a	ND	ND
Y1	0.035 ± 0.004^a	0.007 ± 0.001^ab	0.033 ± 0.004^a	ND	ND

ND not detected
Different letters indicate significant differences in bound phenolic compounds detected in the 23 mulberry leaf samples by HPLC(P < 0.05)
Values with no letters in common in each column are significantly different (P < 0.05), n = 3

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ISSN: 2661-801X

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