Journal of Tropical Oceanography ›› 2026, Vol. 45 ›› Issue (4): 217-229.doi: 10.11978/2025067CSTR: 32234.14.2025067
GONG Shouji1(
), XIE Xiaokui2,3, WANG Riming2,3(
), LI Xiujian3, LING Longyan1, ZHENG Jian1
Received:2025-05-20
Revised:2025-06-24
Online:2026-07-10
Published:2026-07-31
Contact:
WANG Riming. email: wangriming@bbgu.edu.cn
Supported by:CLC Number:
GONG Shouji, XIE Xiaokui, WANG Riming, LI Xiujian, LING Longyan, ZHENG Jian. The role of multi-hormone synergistic regulation in the resistance of Kandelia obovata to transplant stress[J].Journal of Tropical Oceanography, 2026, 45(4): 217-229.
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Fig. 3
Dynamic changes of hormones in the roots of Kandelia obovata between two groups. (a) Hormone concentration bar chart (NS: no significant difference, * P<0.05, ** P<0.01); (b) sample-hormone content heatmap (red rectangles on the right indicate P< 0.05, green rectangles indicate |log2FC|≥1); (c) hormone fold change scatter plot (arrows indicate significantly different hormones)"
Tab. 1
Results of differential hormone screening"
| 指标 | 化合物 | 激素类别 | P-value | FC | 类型 |
|---|---|---|---|---|---|
| ABA | 脱落酸(abscisic acid) | ABA | 0.030 | 0.32 | 下调 |
| ABA-GE | ABA-glucosyl ester 脱落酸葡萄糖酯 | ABA | 0.014 | 0.11 | 下调 |
| IAA-Glc | 1-O-indol-3-ylacetylglucose 1-O-吲哚-3-基乙酰基葡萄糖 | auxin | 0.007 | 0.45 | 下调 |
| ICAld | indole-3-carboxaldehyde 吲哚-3-甲醛 | auxin | 0.007 | 0.41 | 下调 |
| IAA-Trp | indole-3-acetyl-L-tryptophan 吲哚乙酸-色氨酸 | auxin | 0.105 | Inf | 上调 |
| OxIAA | 2-oxindole-3-acetic acid 氧化吲哚乙酸 | auxin | 0.184 | Inf | 上调 |
| DHZR | dihydrozeatin ribonucleoside 双氢玉米素核苷 | CK | 0.030 | 0 | 下调 |
| cZROG | cis-zeatin-O-glucoside riboside 顺式玉米核苷-O-糖苷 | CK | 1.2e-4 | 0 | 下调 |
| iP9G | N6-isopentenyl-adenine-9-glucoside 异戊烯腺嘌呤-9-葡糖苷 | CK | 0.219 | 59.32 | 上调 |
| cZR | cis-zeatin riboside 顺式-玉米素-D-核糖甙 | CK | 0.210 | Inf | 上调 |
| tZ9G | trans-zeatin-9-glucoside 反式玉米素-9-糖苷 | CK | 0.244 | Inf | 上调 |
| H2JA | dihydrojasmonic acid 二氢茉莉酸 | JA | 0.009 | 4.35 | 上调 |
| OPC-6 | 3-oxo-2-(2-(Z)-pentenyl)cyclopentane-1-hexanoic acid 氧化戊烯基环戊烷己酸 | JA | 0.293 | 43.18 | 上调 |
| JA-ILE | jasmonoyl-L-isoleucine 茉莉酸-异亮氨酸 | JA | 0.004 | 0.36 | 下调 |
| JA-Val | N-[(-)-jasmonoyl]-(L)-valine 茉莉酸-缬氨酸 | JA | 0.008 | 0.27 | 下调 |
Tab. 2
Analysis of KEGG annotation of significantly different metabolites"
| 代谢名称 | Ko 编号 | KEGG注释差异显著代谢物个数 | 通路中检测到代谢物个数 | KEGG 通路名称 |
|---|---|---|---|---|
| 氨基酸代谢 | ko00260 | 0 | 1 | glycine, serine and threonine metabolism 甘氨酸、丝氨酸和苏氨酸代谢 |
| ko00360 | 0 | 1 | phenylalanine metabolism 苯丙氨酸代谢 | |
| ko00380 | 2 | 5 | tryptophan metabolism 色氨酸代谢 | |
| 玉米素代谢 | ko00908 | 0 | 5 | zeatin biosynthesis 玉米素生物合成 |
| 萜类及类二烯代谢 | ko00904 | 1 | 2 | diterpenoid biosynthesis 双萜生物合成 |
| ko00906 | 2 | 2 | carotenoid biosynthesis 类胡萝卜素生物合成 | |
| 次级代谢物综合路径 | ko01110 | 2 | 7 | biosynthesis of secondary metabolites 次级代谢产物的生物合成 |
| 植物激素转导 | ko04075 | 2 | 3 | plant hormone signal transduction 植物激素信号转导 |
Fig. 4
KEGG signaling pathway diagram of metabolites. (a) Schematic diagram of metabolic pathways; (b) hierarchical bar chart of metabolic pathway enrichment; (c) KEGG enrichment bubble plot. In Fig. 4a, blue dots represent metabolites that may be up-regulated or down-regulated, green dots indicate significantly down-regulated metabolites in the experimental group; hormones in red font indicate inhibitory effects, while hormones in green font indicate promoting effects; in Fig. 4b, the y-axis represents the names of KEGG metabolic pathways, and the numbers indicate the count of metabolites"
Fig. 5
Schematic diagram of metabolite spatial interactions. Node size represents the connectivity of the substance (i.e., the number of other metabolites significantly correlated with it); larger nodes denote higher connectivity. Solid red lines represent positive correlations, while dashed green lines represent negative correlations. Numbers in the figure represent the corresponding hormones: 1. ABA-GE; 2. IAA-Glc; 3. indole; 4. ICAld; 5.JA-ILE; 6. JA-Val; 7. DHZ7G; 8. DHZR; 9. iP9G; 10. OxIAA; 11. MeSAG; 12. SA"
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