Changes in phenotype, content of main FGs, and expression levels of Cit7GlcTs in citrus under HLB infection. (A), (B), and (C) show the changes in phenotype, content of main FGs, and expression levels of Cit7GlcTs after HLB infection in ‘Shatian’ pummelo, ‘Shatang’ mandarin, and ‘Newhall’ navel orange, respectively. HLB, Huanglongbing. ns, not significant, *P < 0.05, **P < 0.01; ***P < 0.001; ****P < 0.0001.