Page 65 - 《广西植物》2025年第3期
P. 65
3 期 朱荣香等: 基于 CRISPR / Cas9 的猕猴桃性状改良: 精准育种策略与挑战 4 4 5
表 2 CRISPR / Cas9 基因编辑在猕猴桃育种中的应用效果
Table 2 Application effect ofCRISPR / Cas9 gene editing in kiwifruit breeding
编辑基因 目标性状 编辑效果 参考文献
Edit gene Target trait Edit effect Reference
AcNAC1 柠檬酸含量 敲除 AcNAC1 基因ꎬ显著 降低柠檬酸 含量ꎬ提升果实 Fu et al.ꎬ 2023
Citric acid content 风味
Knocking out theAcNAC1 gene significantly reduces citric
acid content and enhances fruit flavor
AcePosF21 维生素 C 含量 编辑 bZIP 转录因子 AcePosF21ꎬ显著提高维生素 C 合 Liu X et al.ꎬ 2023
Vitamin C content 成ꎬ增强果实营养价值
Editing the bZIP transcription factor AcePosF21
significantly increases vitamin C synthesisꎬ and enhances
the nutritional value of the fruit
MYBS1 ̄like/ GBF3 维生素 C 含量 编辑 MYBS1 ̄like/ GBF3 复合体ꎬ激活 GGP3 表达ꎬ提升 Liu et al.ꎬ 2022
Vitamin C content 维生素 C 积累
Editing the MYBS1 ̄like/ GBF3 complex activates GGP3
expressionꎬ thereby increasing vitamin C accumulation
MYB / bHLH 花青素积累 编辑 MYB / bHLH 复合体ꎬ激活花青素合成基因(AcANS Wang LH et al.ꎬ 2019
Anthocyanin accumulation 和 AcF3GT1)ꎬ增强果肉红色
Editing the MYB / bHLH complex activates anthocyanin
synthesis genes (AcANS and AcF3GT1) and enhances the
red color of the fruit flesh
AeCBL3 抗病性 编辑 AeCBL3 基因ꎬ增强钙草酸晶体形成ꎬ抑制病原菌 Li PW et al.ꎬ 2024
Disease resistance 侵染
Editing the AeCBL3 gene enhances calcium oxalate crystal
formation and inhibits pathogen infection
hopAI1 抗病性 编辑 Psa 病原体的 hopAI1 基因ꎬ降低病原菌毒力 70% Liu B et al.ꎬ 2023
Disease resistance 以上
Editing the hopAI1 gene of the Psa pathogen reduces the
virulence of the pathogen by more than 70%
CEN ̄like 株型与开花时间 敲除 CEN ̄like 基因ꎬ将攀援型植株转化为紧凑型ꎬ并诱 Varkonyi ̄Gasic et al.ꎬ 2019
Plant type and flowering time 导提前开花
Knocking out the CEN ̄like gene transforms climbing plants
into compact types and induces early flowering
AcFLC ̄like 萌芽时间 编辑 AcFLC ̄like 基因ꎬ打破低温依赖性ꎬ使猕猴桃在非 Voogd et al.ꎬ 2022
Sprout time 最适气候下正常萌芽
Editing the AcFLC ̄like gene breaks the low ̄temperature
dependency and allows kiwifruit to sprout normally in non ̄
optimal climates
BFT 休眠与萌芽 编辑 BFT 基因ꎬ延迟生长停止和落叶时间ꎬ提前萌芽 Herath et al.ꎬ 2022
Dormancy and budding Editing the BFT gene delays growth cessation and leaf fall
time and promotes early sprouting
AcMSR 乙烯合成与果实成熟 敲低 AcMSR 基因ꎬ延缓果实软化并延长货架期 Fu et al.ꎬ 2021
Ethylene biosynthesis Knocking down the AcMSR gene slows fruit softening and
and fruit ripening extends shelf life
PG、Cel、PME 果实质地 多重编辑 PG、Cel 和 PME 基因ꎬ延缓果实质地软化ꎬ延 Ma et al.ꎬ 2023
Fruit texture 长贮藏期
Multiple edits of PGꎬ Celꎬ and PME genes delay fruit
texture softening and extend storage period

