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022 _a0176-1617
040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aQK711.2 JOU
100 1 _aZhang, Lele
_eauthor
245 1 0 _aSeasonal variation and gender pattern of phenolic and flavonoid contents in Pistacia chinensis Bunge inflorescences and leaves.
_ccreated by Lele Zhang, Mingel Yang, Junlan Gao, Shan Jin, Zhengyan Wu, Lifang Wu, Xin Zhang
264 1 _aAmsterdam:
_bElsevier GmbH,
_c2016.
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of plant physiology
_vVolume 191
520 3 _aPistacia chinensis Bunge (P. chinensis) is a deciduous and dioecious perennial arbor of the family Anacardiaceae that flowers from March to April and bears fruit from September to October. There are three rapidly growing stages in the annual growth process of P. chinensis. However, the knowledge of the secondary metabolites related to P. chinensis gender and growth season remains scant. In this study, HPLC was used to qualitatively and quantitatively determine the content of the catechin hydrate, rutin, quercetin, and kaempferol contents in male and female tree inflorescences and leaves. Total phenolics and flavonoids were also detected using a spectrophotometer. The results indicated that the contents of these compounds fluctuated with seasons and they reached the highest levels in nascent leaves. The fluctuations of these compounds followed different pathways of evolution, by increasing or decreasing in male and female trees throughout the whole growth process because they had their own biological functions. Moreover, the extracts exhibited DPPH radical scavenging bioactivity and showed no significant cytotoxicity towards 3T3-L1 preadipocytes. Together, these results demonstrated that P. chinensis has great potential as an antioxidant medicine, and the best harvest time is in the spring.
650 _aPistacia chinensis Bunge
_vFlavonoids
_xPhenolics
700 1 _aYang, Minglei
_eco-author
700 1 _aGao, Junlan
_eco-author
700 1 _aJin, Shan
_eco-author
700 1 _aWu, Zhengyan
_eco-author
700 1 _aWu, Lifang
_eco-author
700 1 _aZhang, Xin
_eco-author
856 _uhttps://doi.org/10.1016/j.jplph.2015.11.014
942 _2lcc
_cJA
999 _c168993
_d168993