Abstract:
:Non-climacteric blueberry (Vaccinium spp.) fruits accumulate high levels of anthocyanins during ripening, which are a good source of dietary antioxidants. This study examined the effects of exogenous abscisic acid (ABA) application on fruit characteristics and anthocyanin accumulation in a northern highbush blueberry (V. corymbosum 'Jersey') during development. Fruits on shrubs were treated with 1gL-1 ABA before the initiation of fruit colouration. Application of ABA temporarily increased the level of ABA in the fruits during development. Exogenous ABA had no obvious effect on fruit growth, but stimulated fruit colouration by accelerating the accumulation of individual anthocyanins, mainly malvidin, delphinidin and petunidin glycosides. This is the first report to show that ABA promotes the accumulation of anthocyanins in blueberry fruits. However, exogenous ABA also promoted fruit softening, which is undesirable during harvest and shelf life.
journal_name
Food Chemjournal_title
Food chemistryauthors
Oh HD,Yu DJ,Chung SW,Chea S,Lee HJdoi
10.1016/j.foodchem.2017.10.051subject
Has Abstractpub_date
2018-04-01 00:00:00pages
403-407eissn
0308-8146issn
1873-7072pii
S0308-8146(17)31662-Xjournal_volume
244pub_type
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