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1. Low pH effects on reactive oxygen species and methylglyoxal metabolisms in Citrus roots and leaves

Author:
Long, An; Huang, Wei-Lin; Qi, Yi-Ping; Yang, Lin-Tong; Lai, Ning-Wei; Guo, Jiu-Xin; Chen, Li-Song
Source:
BMC plant biology 2019 v.19 no.1 pp. 477
ISSN:
1471-2229
Subject:
fibrous roots; root growth; roots,   etc   ; Citrus maxima; Citrus sinensis; acid soils; acid tolerance; death; enzymes; glutathione; growth retardation; irrigation scheduling; leaves; malondialdehyde; metabolism; nutrient solutions; pH; seedlings; superoxide anion; China;     Show all 20 Subjects
Abstract:
... BACKGROUND: Limited data are available on the responses of reactive oxygen species (ROS) and methylglyoxal (MG) metabolisms to low pH in roots and leaves. In China, quite a few of Citrus are cultivated in acidic soils (pH < 5.0). ‘Xuegan’ (Citrus sinensis) and ‘Sour pummelo’ (Citrus grandis) (C. sinensis were more tolerant to low pH than C. grandis) seedlings were irrigated daily with nutrient sol ...
DOI:
10.1186/s12870-019-2103-5
PubMed:
31694545
PubMed Central:
PMC6836343

2. Excess Copper-Induced Alterations of Protein Profiles and Related Physiological Parameters in <i>Citrus</i> Leaves

Author:
Huang, Wei-Lin; Wu, Feng-Lin; Huang, Hui-Yu; Huang, Wei-Tao; Deng, Chong-Ling; Yang, Lin-Tong; Huang, Zeng-Rong; Chen, Li-Song
Source:
Plants 2020 v.9 no.3
ISSN:
2223-7747
Subject:
roots,   etc   ; Citrus maxima; Citrus sinensis; carbohydrates; carbon dioxide; catalysts; copper; electron transport chain; gas exchange; leaves; mass spectrometry; photosynthetic electron transport; protein composition; protein folding; proteins; seedling growth; seedlings; signal transduction; two-dimensional gel electrophoresis;     Show all 19 Subjects
Abstract:
... This present study examined excess copper (Cu) effects on seedling growth, leaf Cu concentration, gas exchange, and protein profiles identified by a two-dimensional electrophoresis (2-DE) based mass spectrometry (MS) approach after Citrus sinensis and Citrus grandis seedlings were treated for six months with 0.5 (control), 200, 300, or 400 μM CuCl2. Forty-one and 37 dif ...
DOI:
10.3390/plants9030291

3. Excess copper effects on growth, uptake of water and nutrients, carbohydrates, and PSII photochemistry revealed by OJIP transients in Citrus seedlings

Author:
Li, Qiang; Chen, Huan-Huan; Qi, Yi-Ping; Ye, Xin; Yang, Lin-Tong; Huang, Zeng-Rong; Chen, Li-Song
Source:
Environmental science and pollution research international 2019 v.26 no.29 pp. 30188-30205
ISSN:
0944-1344
Subject:
fibrous roots; root growth; roots,   etc   ; Citrus maxima; Citrus sinensis; carbohydrates; carbon dioxide; chlorophyll; copper; electrolyte leakage; electron transport chain; fluorescence; gas exchange; hydrogen peroxide; leaves; nutrient solutions; nutrient uptake; nutrients; photochemistry; photosynthetic electron transport; photosystem II; pigments; seedling growth; seedlings; stems; thylakoids; toxicity; water content;     Show all 28 Subjects
Abstract:
... Seedlings of ‘Shatian pummelo’ (Citrus grandis) and ‘Xuegan’ (Citrus sinensis) were supplied daily with nutrient solution at a concentration of 0.5 (control), 100, 200, 300, 400, or 500 μM CuCl₂ for 6 months. Thereafter, seedling growth; leaf, root, and stem levels of nutrients; leaf gas exchange; levels of pigments; chlorophyll a fluorescence (OJIP) transients and related parameters; leaf and roo ...
DOI:
10.1007/s11356-019-06170-2

4. Applications of carbon quantum dots to alleviate Cd2+ phytotoxicity in Citrus maxima seedlings

Author:
Li, Junli; Xiao, Lian; Cheng, Yongchao; Cheng, Yuxuan; Wang, Yunqiang; Wang, Xilong; Ding, Liyun
Source:
Chemosphere 2019 v.236 pp. 124385
ISSN:
0045-6535
Subject:
roots,   etc   ; Citrus maxima; anthocyanins; cadmium; carbon quantum dots; cell membranes; enzyme activity; gene expression regulation; genes; grapefruits; heavy metals; hydroponics; leaves; oxidative stress; peroxidation; phytotoxicity; plant growth; pollution; remediation; seedlings; sorption;     Show all 21 Subjects
Abstract:
... Heavy metal pollution may affect plant growth. The focus of this study was to explore remediation agents that alleviate cadmium toxicity in plants. The Citrus maxima (grapefruit) seedlings were cultivated for 10 days under hydroponic conditions amended with different concentrations of Cd²⁺ (50 and 200 mg/L) and CDs (600 and 900 mg/L). Our observations on roots and leaves showed that, the plant exp ...
DOI:
10.1016/j.chemosphere.2019.124385

5. Interaction mechanisms between α-Fe2O3, γ-Fe2O3 and Fe3O4 nanoparticles and Citrus maxima seedlings

Author:
Li, Junli; Hu, Jing; Xiao, Lian; Wang, Yunqiang; Wang, Xilong
Source:
The Science of the total environment 2018 v.625 pp. 677-685
ISSN:
0048-9697
Subject:
roots,   etc   ; Citrus maxima; antioxidants; chlorophyll; crops; endocytosis; enzyme activity; gene expression; genes; hematite; iron; leaves; maghemite; malondialdehyde; nanoparticles; nutrient deficiencies; oxidative stress; protein content; reverse transcriptase polymerase chain reaction; seedlings; shoots; toxicity;     Show all 22 Subjects
Abstract:
... The interactions between α-Fe2O3, γ-Fe2O3, and Fe3O4 nanoparticles (NPs) and Citrus maxima seedlings were examined so as to better understand possible particle applications as an Fe source for crop plants. NPs toxicity to the exposed plant was investigated as well. The α- and γ-Fe2O3 NPs were accumulated by plant root cells through diapirism and endocytosis, respectively, but translocation to the ...
DOI:
10.1016/j.scitotenv.2017.12.276

6. Comparative impacts of iron oxide nanoparticles and ferric ions on the growth of Citrus maxima

Author:
Hu, Jing; Guo, Huiyuan; Li, Junli; Gan, Qiuliang; Wang, Yunqiang; Xing, Baoshan
Source:
Environmental pollution 2017 v.221 pp. 199-208
ISSN:
0269-7491
Subject:
roots,   etc   ; Citrus maxima; chlorophyll; enzyme activity; gene expression; genes; ions; iron; maghemite; nanoparticles; nutrient deficiencies; plant growth; reverse transcriptase polymerase chain reaction; seedlings; shoots; toxicity;     Show all 16 Subjects
Abstract:
... The impacts of iron oxide nanoparticles (γ-Fe2O3 NPs) and ferric ions (Fe³⁺) on plant growth and molecular responses associated with the transformation and transport of Fe²⁺ were poorly understood. This study comprehensively compared and evaluated the physiological and molecular changes of Citrus maxima plants as affected by different levels of γ-Fe2O3 NPs and Fe³⁺. We found that γ-Fe2O3 NPs could ...
DOI:
10.1016/j.envpol.2016.11.064
Chorus Open Access:
10.1016/j.envpol.2016.11.064

7. Aluminum effects on photosynthesis, reactive oxygen species and methylglyoxal detoxification in two Citrus species differing in aluminum tolerance

Author:
Guo, Peng; Qi, Yi-Ping; Cai, Yan-Tong; Yang, Tao-Yu; Yang, Lin-Tong; Huang, Zeng-Rong; Chen, Li-Song; Rennenberg, Heinz
Source:
Tree physiology 2018 v.38 no.10 pp. 1548-1565
ISSN:
1758-4469
Subject:
roots,   etc   ; Citrus maxima; Citrus sinensis; aluminum; aluminum chloride; antioxidant enzymes; biomass; calcium; chlorophyll; fluorescence; glutathione; homeostasis; leaves; magnesium; metabolic detoxification; nitrogen; nutrient solutions; oxidation; pH; phosphorus; photosynthesis; pigments; potassium; protein content; reactive oxygen species; seedlings; shoots; soil; sulfur; toxicity; water content;     Show all 31 Subjects
Abstract:
... Citrus are mainly grown in low pH soils with high active aluminum (Al). ‘Xuegan’ (Citrus sinensis (L.) Osbeck) and ‘Shatian pummelo’ (Citrus grandis (L.) Osbeck) seedlings were fertilized for 18 weeks with nutrient solution containing either 0 mM (control) or 1 mM (Al toxicity) AlCl₃·6H₂O. Aluminum induced decreases of biomass, leaf photosynthesis, relative water content and total soluble protein ...
DOI:
10.1093/treephys/tpy035

8. Long-term manganese-toxicity-induced alterations of physiology and leaf protein profiles in two Citrus species differing in manganese-tolerance

Author:
You, Xiang; Yang, Lin-Tong; Qi, Yi-Ping; Guo, Peng; Lai, Ning-Wei; Ye, Xin; Li, Qiang; Chen, Li-Song
Source:
Journal of plant physiology 2017 v.218 pp. 249-257
ISSN:
0176-1617
Subject:
roots,   etc   ; Citrus maxima; Citrus sinensis; amino acid metabolism; cytoskeleton; energy; leaf protein; leaves; manganese; photorespiration; protein composition; pummelos; reactive oxygen species; seedlings; signal transduction; stress response; two-dimensional gel electrophoresis;     Show all 17 Subjects
Abstract:
... Manganese (Mn)-intolerant ‘Sour pummelo’ (Citrus grandis) and Mn-tolerant ‘Xuegan’ (Citrus sinensis) seedlings were irrigated for 17 weeks with 2 (control) or 600μM (Mn-toxicity or −excess) MnSO4. C. sinensis had higher Mn-tolerance than C. grandis, as indicated by the higher photosynthesis rates in Mn-excess C. sinensis leaves. Under Mn-toxicity, Mn levels were similar between C. sinensis and C. ...
DOI:
10.1016/j.jplph.2017.08.011

9. Boron-aluminum interactions affect organic acid metabolism more in leaves than in roots of Citrus grandis seedlings

Author:
Tang, N.; Jiang, H. -X.; Yang, L. -T.; Li, Q.; Yang, G. -H.; Chen, L. -S.
Source:
Biologia plantarum 2011 v.55 no.4 pp. 681-688
ISSN:
0006-3134
Subject:
roots,   etc   ; Citrus maxima; aluminum; boron; citrates; enzymes; leaves; malates; metabolism; pummelos; seedlings; water;     Show all 12 Subjects
Abstract:
... Sour pummelo (Citrus grandis) seedlings were irrigated with nutrient solution containing four boron concentrations (i.e., 2.5, 10, 25 and 50 μM H3BO3) and two aluminum concentrations [i.e., 0 (-Al) and 1.2 mM AlCl3 · 6 H2O (+Al)]. It was found that B did not affect, but Al increased, the Al content in the roots. The Al and citrate contents in the -Al leaves either did not change or slightly increa ...
DOI:
10.1007/s10535-011-0168-6

10. Nitric oxide protects sour pummelo (Citrus grandis) seedlings against aluminum-induced inhibition of growth and photosynthesis

Author:
Yang, Lin-Tong; Qi, Yi-Ping; Chen, Li-Song; Sang, Wen; Lin, Xiu-Ji; Wu, Ya-Lian; Yang, Chun-Jiao
Source:
Environmental and experimental botany 2012 v.82 pp. 1-13
ISSN:
0098-8472
Subject:
root systems; roots,   etc   ; Citrus maxima; aluminum; antioxidants; citrates; electron transport chain; fluorescence; leaves; malondialdehyde; nitric oxide; nutrient solutions; phosphorus; photochemistry; photosynthesis; pummelos; secretion; seedlings; shoots; single nucleotide polymorphism; sodium;     Show all 21 Subjects
Abstract:
... Limited data are available on the amelioration of nitric oxide (NO) on aluminum (Al)-toxicity. Sour pummelo (Citrus grandis) seedlings were irrigated for 18 weeks with nutrient solution containing 0 and 1.2mM AlCl₃·6H₂O×0 and 10μM sodium nitroprusside (SNP, an NO donor). Under Al stress, SNP increased root phosphorus (P) and Al, but decreased shoot Al. Al decreased photosynthesis, maximum q ...
DOI:
10.1016/j.envexpbot.2012.03.004

11. Phosphorus alleviates aluminum-induced inhibition of growth and photosynthesis in Citrus grandis seedlings

Author:
Jiang, Huan-Xin; Tang, Ning; Zheng, Jin-Gui; Li, Yan; Chen, Li-Song
Source:
Physiologia plantarum 2009 v.137 no.3 pp. 298-311
ISSN:
0031-9317
Subject:
root growth; roots,   etc   ; Citrus maxima; aluminum; chlorophyll; electron transport chain; fluorescence; leaves; nutrient solutions; phosphorus; photosystem I; photosystem II; pummelos; ribulose-bisphosphate carboxylase; seedlings; shoots; stems;     Show all 17 Subjects
Abstract:
... Limited data are available on the effects of phosphorus (P) and aluminum (Al) interactions on Citrus spp. growth and photosynthesis. Sour pummelo (Citrus grandis) seedlings were irrigated for 18 weeks with nutrient solution containing 50, 100, 250 and 500 μM KH₂PO₄x 0 and 1.2 mM AlCl₃· 6H₂O. Thereafter, P and Al in roots, stems and leaves, and leaf chlorophyll (Chl), CO₂ assimilation, ribulose-1,5 ...
DOI:
10.1111/j.1399-3054.2009.01288.x
PubMed:
19832942

12. Effects of boron toxicity on root and leaf anatomy in two Citrus species differing in boron tolerance

Author:
Huang, Jing-Hao; Cai, Zi-Jian; Wen, Shou-Xing; Guo, Peng; Ye, Xin; Lin, Gui-Zhu; Chen, Li-Song
Source:
Trees 2014 v.28 no.6 pp. 1653-1666
ISSN:
0931-1890
Subject:
roots,   etc   ; seedlings; plant veins; Citrus maxima; autophagy; cell walls; mitochondria; nutrient solutions; photosynthesis; mesophyll; leaves; cortex; exocytosis; boron; phloem; toxicity; ultrastructure; Golgi apparatus; absorption; Citrus sinensis; death; chlorophyll; pummelos;     Show all 23 Subjects
Abstract:
... KEY MESSAGE : Typical toxic symptom only occurred in B-toxic C. grandis leaves. B-toxicity induced PCD of C. grandis leaf phloem tissue. The lower leaf free B might contribute to the higher B-tolerance of C. sinensis. Seedlings of ‘Xuegan’ (Citrus sinensis) and ‘Sour pummelo’ (Citrus grandis) differing in boron (B)-tolerance were irrigated with nutrient solution containing 10 (control) or 400 (B-t ...
DOI:
10.1007/s00468-014-1075-1

13. Proteomic changes of Citrus roots in response to long-term manganese toxicity

Author:
You, Xiang; Yang, Lin-Tong; Lu, Yi-Bin; Li, Huan; Zhang, Shi-Qi; Chen, Li-Song
Source:
Trees 2014 v.28 no.5 pp. 1383-1399
ISSN:
0931-1890
Subject:
roots,   etc   ; Citrus maxima; Citrus sinensis; carbohydrates; carbon; cell walls; cytoskeleton; energy metabolism; fatty acid metabolism; functional properties; gene expression regulation; glycolysis; manganese; nucleic acids; plant proteins; protein synthesis; proteomics; pummelos; seedlings; shoots; signal transduction; stress response; toxicity; two-dimensional gel electrophoresis;     Show all 24 Subjects
Abstract:
... KEY MESSAGE : Fifty-three and thirty-nine differentially expressed protein spots were isolated from Mn-toxic Citrus sinensis and Citrus grandis roots, respectively. Mn-toxicity-induced changes in protein profiles greatly differed between the two species. Limited information is available on the manganese (Mn)-toxicity-responsive proteins in plant roots. ‘Sour pummelo’ (Citrus grandis) and ‘Xuegan’ ...
DOI:
10.1007/s00468-014-1042-x

14. Organic acid metabolism in Citrus grandis leaves and roots is differently affected by nitric oxide and aluminum interactions

Author:
Yang, Lin-Tong; Chen, Li-Song; Peng, Hao-Yang; Guo, Peng; Wang, Ping; Ma, Cui-Lan
Source:
Scientia horticulturae 2012 v.133 pp. 40-46
ISSN:
0304-4238
Subject:
roots,   etc   ; Citrus maxima; aconitate hydratase; aluminum; citrate (si)-synthase; citrates; leaves; malate dehydrogenase; malates; metabolism; nitric oxide; nitroprusside; nutrient solutions; phosphoenolpyruvate carboxylase; pummelos; pyruvate kinase; seedlings; single nucleotide polymorphism;     Show all 18 Subjects
Abstract:
... ‘Sour pummelo’ (Citrus grandis) seedlings were irrigated for 18 weeks with nutrient solution containing 0 (−Al) and 1.2mM (+Al) AlCl₃·6H₂O×0, 10 and 500μM sodium nitroprusside (SNP), a nitric oxide (NO) donor. Leaf malate content did not significantly change in response to SNP with or without aluminum (Al) except for an increase under 1.2mM Al+10μM SNP, while leaf citrate content decreased with in ...
DOI:
10.1016/j.scienta.2011.10.011

15. Differential expression of genes involved in alternative glycolytic pathways, phosphorus scavenging and recycling in response to aluminum and phosphorus interactions in Citrus roots

Author:
Yang, Lin-Tong; Jiang, Huan-Xin; Qi, Yi-Ping; Chen, Li-Song
Source:
Molecular biology reports 2012 v.39 no.5 pp. 6353-6366
ISSN:
0301-4851
Subject:
roots,   etc   ; Citrus maxima; Citrus sinensis; H-transporting ATP synthase; acid phosphatase; aluminum; citrates; gene expression regulation; genes; glycolysis; malate dehydrogenase; malates; malic enzyme; nutrient deficiencies; nutrient solutions; phosphoenolpyruvate carboxylase; phosphofructokinases; phosphorus; potassium dihydrogen phosphate; pummelos; pyruvate kinase; reverse transcriptase polymerase chain reaction; seedlings; shoots;     Show all 24 Subjects
Abstract:
... The objective was to determine the possible links between the expression levels of genes involved in alternative glycolytic pathways, phosphorus (P) scavenging and recycling and Citrus tolerance to aluminum (Al) and/or P-deficiency. ‘Xuegan’ (Citrus sinensis) and ‘Sour pummelo’ (Citrus grandis) seedlings were irrigated for 18 weeks with nutrient solution containing 0 and 1.2 mM AlCl₃·6H₂O × 0, 50 ...
DOI:
10.1007/s11033-012-1457-7

16. Interaction between Likubin bacterium and Phytophthora parasitica in citrus hosts

Author:
Ann, P.J.; Ko, W.H.; Su, H.J.
Source:
European journal of plant pathology 2004 v.110 no.1 pp. 1-6
ISSN:
0929-1873
Subject:
root rot; roots,   etc   ; Phytophthora nicotianae var. parasitica; Citrus aurantium; sour oranges; Citrus maxima; pummelos; seedlings; mortality; greening disease; inoculation methods; disease resistance; rootstocks; Citrus reticulata; virulence; fungal diseases of plants; plant pathogenic fungi; bacterial diseases of plants; plant pathogenic bacteria; disease severity; Candidatus Liberibacter; scions; microbial colonization;     Show all 23 Subjects
Abstract:
... Infection with Likubin bacterium (LB) followed by Phytophthora parasitica increased the mortality of sour orange and pummelo seedlings, and enhanced the P. parasitica-induced root rot in all the four types of citrus tested. The LB-induced enhancement of root infection by P. parasitica was apparent within 1 h of exposure to zoospore suspension. The enhancement of P. parasitica-induced root rot was ...