scholarly journals Ethylene Responses in Rice Roots and Coleoptiles Are Differentially Regulated by a Carotenoid Isomerase-Mediated Abscisic Acid Pathway

2015 ◽  
Vol 27 (4) ◽  
pp. 1061-1081 ◽  
Author(s):  
Cui-Cui Yin ◽  
Biao Ma ◽  
Derek Phillip Collinge ◽  
Barry James Pogson ◽  
Si-Jie He ◽  
...  
2017 ◽  
Vol 58 (8) ◽  
pp. 1378-1390 ◽  
Author(s):  
Pham Anh Tuan ◽  
Songling Bai ◽  
Takanori Saito ◽  
Akiko Ito ◽  
Takaya Moriguchi

Biology ◽  
2019 ◽  
Vol 8 (4) ◽  
pp. 80 ◽  
Author(s):  
Zhang ◽  
Liu ◽  
Zhong ◽  
Zhang ◽  
Xu ◽  
...  

Positive-sense RNA viruses have a small genome with very limited coding capacity and are highly reliant on host factors to fulfill their infection. However, few host factors have been identified to participate in wheat yellow mosaic virus (WYMV) infection. Here, we demonstrate that wheat (Triticum aestivum) light-induced protein (TaLIP) interacts with the WYMV nuclear inclusion b protein (NIb). A bimolecular fluorescence complementation (BIFC) assay displayed that the subcellular distribution patterns of TaLIP were altered by NIb in Nicotiana benthamiana. Transcription of TaLIP was significantly decreased by WYMV infection and TaLIP-silencing wheat plants displayed more susceptibility to WYMV in comparison with the control plants, suggesting that knockdown of TaLIP impaired host resistance. Moreover, the transcription level of TaLIP was induced by exogenous abscisic acid (ABA) stimuli in wheat, while knockdown of TaLIP significantly repressed the expression of ABA-related genes such as wheat abscisic acid insensitive 5 (TaABI5), abscisic acid insensitive 8 (TaABI8), pyrabatin resistance 1-Llike (TaPYL1), and pyrabatin resistance 3-Llike (TaPYL3). Collectively, our results suggest that the interaction of NIb with TaLIP facilitated the virus infection possibly by disturbing the ABA signaling pathway in wheat.


PLoS ONE ◽  
2017 ◽  
Vol 12 (6) ◽  
pp. e0179944 ◽  
Author(s):  
Yanping Wang ◽  
Shaogui Guo ◽  
Shouwei Tian ◽  
Jie Zhang ◽  
Yi Ren ◽  
...  

1997 ◽  
Vol 9 (12) ◽  
pp. 2243 ◽  
Author(s):  
Ann Moons ◽  
Els Prinsen ◽  
Guy Bauw ◽  
Marc Van Montagu

2020 ◽  
Vol 151 ◽  
pp. 103-112 ◽  
Author(s):  
Mostafa Aalifar ◽  
Sasan Aliniaeifard ◽  
Mostafa Arab ◽  
Mahboobeh Zare Mehrjerdi ◽  
Margrethe Serek

2014 ◽  
Vol 27 (2) ◽  
pp. 177-189 ◽  
Author(s):  
Mazen Alazem ◽  
Kuan-Yu Lin ◽  
Na-Sheng Lin

Accepted 29 October 2013. Abscisic acid (ABA) plays a key role in modulating plant responses to different biotic and abiotic stresses. However, the effect of ABA on virus infection is not fully understood. Here, we describe the effects of the ABA pathway on the accumulation of Bamboo mosaic virus (BaMV) and Cucumber mosaic virus (CMV) in two different hosts: Arabidopsis thaliana and Nicotiana benthamiana. We report that ABA2 plays a critical role in the accumulation of BaMV and CMV. Mutants downstream of ABA2 (aao3, abi1-1, abi3-1, and abi4-1) were susceptible to BaMV, indicating that the ABA pathway downstream of ABA2 is essential for BaMV resistance. The aba2-1 mutant decreased the accumulation of BaMV (+)RNA, (–)RNA, and coat protein, with the most dramatic effect being observed for (–)RNA. These findings were further validated by the use of virus-induced gene silencing and enzyme-linked immunosorbent assay in N. benthamiana. In addition, infecting N. benthamiana with BaMV or CMV increased ABA contents and activated the SA and ABA pathways, thereby disrupting the antagonism between these two cascades. Our findings uncover a novel role for ABA2 in supporting BaMV and CMV accumulation, distinct from the opposing role of its downstream genes.


2021 ◽  
Author(s):  
Weilin Cao ◽  
Liming Gan ◽  
Junyuan Cao ◽  
Ruolin wang ◽  
Ying Li ◽  
...  

Abstract Background: Long non-coding RNAs (lncRNAs) produced by the plant genome are essential regulators in diverse biological processes. Despite increasing knowledge of lncRNAs in plant development, little is known about responding to plant disease, especially in rice. Results: In this study, we investigated a comprehensive disease-responding lncRNA profiles in rice defence against Rice black-streaked dwarf virus (RBSDV) and Rice stripe virus (RSV) for the first time. Analysis of RNA sequencing of rice leaves infected with the two pathogens identified total 1,925 lncRNAs, in which 724 lncRNA were derived from alternative splicing (AS) events and the largest number of lncRNAs produced by intron retention (IR) of AS events. We calculated the regulatory relationship between transcription factors, lncRNAs, and mRNAs by constructing gene regulatory network and found that a lncRNA, OS_LNC1812 regulated by Os01t0730700-01 encoding transcription factor WRKY14 may target abscisic acid (ABA) responsive element binding factor ABF (Os01t0867300-01) involved in ABA signaling pathway during pathogens infection. We subsequently found that highly expression of OS_LNC1812, WRKY14, and ABF after ABA treatment. Conclusions: Our results reveal the common lncRNAs profiles respond to RBSDV and RSV in rice and provide novel potential modulation of lncRNAs in ABA pathway in the regulation of plant disease resistance.


Plant Science ◽  
2020 ◽  
Vol 298 ◽  
pp. 110570
Author(s):  
Qian Wang ◽  
Qibing Lin ◽  
Tao Wu ◽  
Erchao Duan ◽  
Yunshuai Huang ◽  
...  

1997 ◽  
Vol 9 (12) ◽  
pp. 2243-2259 ◽  
Author(s):  
A Moons ◽  
E Prinsen ◽  
G Bauw ◽  
M Van Montagu

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