Role of ACC Deaminase in Stress Control of Leguminous Plants

Author(s):  
Francisco X. Nascimento ◽  
Márcio J. Rossi ◽  
Bernard R. Glick
2005 ◽  
Vol 33 (1) ◽  
pp. 157-158 ◽  
Author(s):  
L.C. Crossman

Rhizobium spp. are found in soil. They are both free-living and found symbiotically associated with the nodules of leguminous plants. Traditionally, studies have focused on the association of these organisms with plants in nitrogen-fixing nodules, since this is regarded as the most important role of these bacteria in the environment. Rhizobium sp. are known to possess several replicons. Some, like the Rhizobium etli symbiotic plasmid p42d and the plasmid pNGR234b of Rhizobium NGR234, have been sequenced and characterized. The plasmids from these organisms are the focus of this short review.


2017 ◽  
pp. 95-118
Author(s):  
Azeem Khalid ◽  
Zulfiqar Ahmad ◽  
Shahid Mahmood ◽  
Tariq Mahmood ◽  
Muhammad Imran
Keyword(s):  

Symbiosis ◽  
2012 ◽  
Vol 57 (1) ◽  
pp. 43-50 ◽  
Author(s):  
Valérie Murset ◽  
Hauke Hennecke ◽  
Gabriella Pessi
Keyword(s):  

2009 ◽  
Vol 615-617 ◽  
pp. 49-52 ◽  
Author(s):  
Marcin Zielinski ◽  
Marc Portail ◽  
Thierry Chassagne ◽  
Sandrine Juillaguet ◽  
Hervé Peyre ◽  
...  

We report on recent advances in liquid phase epitaxial (LPE) conversion of a bulk Si wafer into self standing 3C-SiC. This includes the role of the stress control within the (100) oriented “crucibles”, the elaboration of crack-free (111) “crucibles” and the successful conversion of (100) and (111) oriented Si wafer. To date up to 100µm thick 3C-SiC(100) as well as 30µm thick crack-free 3C-SiC (111) materials have been obtained. The growth rate ranges from 20 to 100µm/h and locally can even reach ~1mm/h. In this work we focus on the structural, morphological and optical properties of the LPE-grown material.


2016 ◽  
Vol 75 (3) ◽  
Author(s):  
Waseem Hassan ◽  
Safdar Bashir ◽  
Farhan Ali ◽  
Muhammad Ijaz ◽  
Mubshar Hussain ◽  
...  

2019 ◽  
Vol 39 (1) ◽  
Author(s):  
Ibomcha Ngangom ◽  
M. M. Nisha ◽  
S. Santhosh Kumar ◽  
K. V. Ravindra ◽  
Leela Tewari ◽  
...  

Plants produce a wide range of organic compounds like sugars, organic acids and vitamins, which can be used as nutrients or signals by microbial populations. On the other hand, microorganisms release phytohormones, enzymes, which may act directly or indirectly to activate plant immunity and regulate plant growth. Plant signalling molecules such as auxin and cytokinin can be produced by microorganisms to colonize efficiently with roots and enhance root activity. The isolated microbe Bacillus aryabhattai, has the ability to produce1-aminocyclopropane-1-carboxylate (ACC) deaminase to lower plant ethylene level, often a result of various stresses, and is found to be a key component in the efficacious functioning of this bacterium. The optimal functioning of this bacterium includes the synergistic interaction between ACC deaminase, and plant with bacterial indole-3-acetic acid (IAA).


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