DlbHLH66 transcription factor is involved in the acidity differences in the pulp of fresh longan cv. ‘Fuyan’ and ‘Dongbi’ during storage - Zhongqi Fan; Lingzhen Zeng; Shucheng Li; Hui Wang; Ruiling Zhuo; Yifen Lin; Yihui Chen; Wangjin Lu; Boqiang Li; Shiping Tian; Hetong Lin (Postharvest Biology and Technology, 2026)