Abstract:
:'Friar' plum (Prunus salicina Lindl.) fruit were transferred to shelf life (25 °C) following different storage periods at low (0 °C) or intermediate (5 °C) temperature. The earliest flesh reddening appeared in plums during shelf life removed after 28 d at 0 °C and 14 d at 5 °C, respectively, in comparison with turning yellow in plums remained at 25 °C immediately after harvest. The flesh reddening developed rapidly thereafter. Anthocyanins, in particular, cyanidin 3-O-glucoside, significantly accumulated in the reddening tissue, and activities of enzymes associated with the phenylpropanoid pathway were considerably activated after the removal. The removal elicited extremely high ethylene production in plums, which might mediate the activation of the anthocyanin biosynthesis in response to cold stress signal. The results provided a potential approach for postharvest regulation of flesh color and accumulation of bioactive substances in plums, which could lead to attractive attributes and health-promoting effects on consumers.
journal_name
Food Chemjournal_title
Food chemistryauthors
Wang L,Sang W,Xu R,Cao Jdoi
10.1016/j.foodchem.2019.125862subject
Has Abstractpub_date
2020-04-25 00:00:00pages
125862eissn
0308-8146issn
1873-7072pii
S0308-8146(19)31997-1journal_volume
310pub_type
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