Acta Horticulturae Sinica ›› 2025, Vol. 52 ›› Issue (7): 1843-1854.doi: 10.16420/j.issn.0513-353x.2024-0528
• Cultivation·Physiology & Biochemistry • Previous Articles Next Articles
ZHOU Tian, LÜ Shuaili, HAN Han, LI Yujia, LIU Haiqiang, and LIU Yongzhong*()
Received:
2025-02-23
Revised:
2025-04-18
Online:
2025-07-23
Published:
2025-07-23
Contact:
and LIU Yongzhong
ZHOU Tian, LÜ Shuaili, HAN Han, LI Yujia, LIU Haiqiang, and LIU Yongzhong. Effect of Exogenous Strigolactones on the Secondary Growth of Poncirus trifoliata Seedlings Stem[J]. Acta Horticulturae Sinica, 2025, 52(7): 1843-1854.
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URL: https://www.ahs.ac.cn/EN/10.16420/j.issn.0513-353x.2024-0528
Fig. 1 Effect of different concentrations of GR24 on Poncirus trifoliata seedlings ground diameter and plant height Different lowercase letters at the same time indicate significant difference at P ≤ 0.05. The same in the following
基因功能归类 Category of gene function | 基因名称 Gene name | 序列ID Sequence ID | 引物序列Primer sequence(5′-3′) | ||
---|---|---|---|---|---|
正向引物 Forward primer | 反向引物 Reverse primer | ||||
独脚金内酯相关 SLs-related | MAX1 | Pt1g003810 | TTGGGATACCTGTATGGA | GAGGGAATGCTTCTGTTT | |
MAX2 | Pt2g005380 | ACCAACTGTCCGAAACTGA | AACGAGCCTACGACACCC | ||
IPA1 | Pt3g040320 | GGCGGAGATAACAAGCAC | CACCAGAACGGGAGAAAA | ||
生长素相关 IAA-related | ARF5 | Pt5g002170 | TGGCACATCTTCGAGTAA | ATCGCAGAGCATAGTTCA | |
ATHB8 | Pt1g004770 | ATGAGGGATGGTCTATGTT | AGAAGTATTGCTGGAGGC | ||
PIN1 | Pt1g010310 | AGAGGTGCCAGGTTGCTT | TTGATGGGCGTGGAGTTG | ||
赤霉素相关 GA-related | SLR1 | Pt6g004680 | TTACGGTGGCGGTAGTGG | TTGTGGGTACGCAGCAGA | |
DELLA | Pt2g018850 | GCGGGTTTGGGTTTAGAT | GCCGATGATAGGCTCAGATA | ||
木质部相关 Xylem-related | KNAT1 | Pt5g011400 | AGCCAAGATCATCTCCCA | TCGTAATAAGCCTCCATAA | |
STM | Pt2g013810 | CACTTCCCTCGCCTCTTG | CTGTCGGGCTTCCTTTGG | ||
CAD | Pt8g003710 | GGGTTCTCGTTGGTTGTT | CTCCAGAGGGTGATTTGC | ||
韧皮部相关 Phloem-related | NEN1/2 | Pt3g006130 | ATTGACTCGTTGGCATTG | CACATCTCCCACCTGTTC | |
NEN4 | Pt7g000360 | AGTTCGGAGCAATCGTAG | ATATTATGCCCTGCCCAC | ||
形成层相关 Cambium-related | OPS | Pt6g013590 | GACACTGGGTCAGCGAGAT | TAGCAGGAGACACCTTAGCA | |
WOX4 | Pt5g004640 | CTCACGCTTGGCTGTAAACG | GTTCGCATTCCTCCCCTGTA | ||
WOX14 | Pt7g020570 | TCAGTGCCAGACAGAGGT | AGGGAGGTTGCGTAAGTG | ||
KNAT6 | Pt4g006750 | CCGATGAGTTACTGTCTGCT | CTCCTACCTTCTGGCAAT | ||
BES1 | Pt5g003460 | AGGGCTCAGGGAAACTAT | ATGATGGAACTGGGCTTG |
Table 1 Hormones-related and secondary growth-related genes in Poncirus trifoliata and their primer sequences
基因功能归类 Category of gene function | 基因名称 Gene name | 序列ID Sequence ID | 引物序列Primer sequence(5′-3′) | ||
---|---|---|---|---|---|
正向引物 Forward primer | 反向引物 Reverse primer | ||||
独脚金内酯相关 SLs-related | MAX1 | Pt1g003810 | TTGGGATACCTGTATGGA | GAGGGAATGCTTCTGTTT | |
MAX2 | Pt2g005380 | ACCAACTGTCCGAAACTGA | AACGAGCCTACGACACCC | ||
IPA1 | Pt3g040320 | GGCGGAGATAACAAGCAC | CACCAGAACGGGAGAAAA | ||
生长素相关 IAA-related | ARF5 | Pt5g002170 | TGGCACATCTTCGAGTAA | ATCGCAGAGCATAGTTCA | |
ATHB8 | Pt1g004770 | ATGAGGGATGGTCTATGTT | AGAAGTATTGCTGGAGGC | ||
PIN1 | Pt1g010310 | AGAGGTGCCAGGTTGCTT | TTGATGGGCGTGGAGTTG | ||
赤霉素相关 GA-related | SLR1 | Pt6g004680 | TTACGGTGGCGGTAGTGG | TTGTGGGTACGCAGCAGA | |
DELLA | Pt2g018850 | GCGGGTTTGGGTTTAGAT | GCCGATGATAGGCTCAGATA | ||
木质部相关 Xylem-related | KNAT1 | Pt5g011400 | AGCCAAGATCATCTCCCA | TCGTAATAAGCCTCCATAA | |
STM | Pt2g013810 | CACTTCCCTCGCCTCTTG | CTGTCGGGCTTCCTTTGG | ||
CAD | Pt8g003710 | GGGTTCTCGTTGGTTGTT | CTCCAGAGGGTGATTTGC | ||
韧皮部相关 Phloem-related | NEN1/2 | Pt3g006130 | ATTGACTCGTTGGCATTG | CACATCTCCCACCTGTTC | |
NEN4 | Pt7g000360 | AGTTCGGAGCAATCGTAG | ATATTATGCCCTGCCCAC | ||
形成层相关 Cambium-related | OPS | Pt6g013590 | GACACTGGGTCAGCGAGAT | TAGCAGGAGACACCTTAGCA | |
WOX4 | Pt5g004640 | CTCACGCTTGGCTGTAAACG | GTTCGCATTCCTCCCCTGTA | ||
WOX14 | Pt7g020570 | TCAGTGCCAGACAGAGGT | AGGGAGGTTGCGTAAGTG | ||
KNAT6 | Pt4g006750 | CCGATGAGTTACTGTCTGCT | CTCCTACCTTCTGGCAAT | ||
BES1 | Pt5g003460 | AGGGCTCAGGGAAACTAT | ATGATGGAACTGGGCTTG |
Fig. 2 Effect of different concentrations of GR24 on anatomical structure of the base stem of Poncirus trifoliata seedlings Red:Lignification;Green:Non lignification. Pi:Pith;Xy:Xylem;Ca:Cambium;Ph:Phloem
Fig. 4 Effect of different concentrations of GR24 on the thickness of secondary xylem cell wall in the stem of Poncirus trifoliata seedlings A-D:TEM of xylem fibers in the base stem of plant with GR24 treatments;E-H:Higher magniffcation views of the areas in boxes in A-D
Fig. 5 Effect of different concentrations of GR24 on the thickness of secondary xylem cell wall,lignin contents,cellulose content,hemicellulose content in the stem of Poncirus trifoliata seedlings
Fig. 6 Effect of 20 μmol · L-1 GR24 on endogenous hormone contents in Poncirus trifoliata seedlings stems t-test,asterisk(*)means signiffcant difference between GR24 treatment and control at P ≤ 0.05. The same below
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