New article: Plants Suffer From Stress read more at here http://www.spinonews.com/index.php/science/item/3346-plants-suffer-from-stress

As we know plants can sense the things but scientist has discovered that plants do have stress like animals. Plants growth is influenced by many factors internally and externally it is considered that it is a huge complex structure of network in plants. The cells in network evolved in communication and signaling to each other it may be individual cells or any part of the organism.

Plants contain cell receptors called G-protein coupled receptors (GPCR) helps in building communication and signaling system in plants. These receptors have been categorized as heterotrimeric G-proteins which maintains medium and the connection binding with in the cells from the GPCR activated to perform for down-stream effectors present in the plants. Effectors are proteins expressed by plant pathogens to aid infection of specific plant species. The G-proteins and two type of effectors PLD and PLC have reaction with proteins G-alpha subunit and plays important role in abiotic stress. Abiotic stresses such as drought, excessive watering, extreme temperatures, and salinity, mineral toxicity negatively impact growth, development, yield and seed quality of crop and other plants.

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Environment that fluctuates throughout the day with high winds, floods, hot temperatures and plant have an efficient System. The signals are received at the membrane level and transmembrane make a path in transmitting the signals and generating the signals. In plants, the best-characterized plasma membrane-based receptors are categorized to different types: (i) Transmembrane receptor enzymes (ii) G-protein-coupled receptors (GPCRs). This receptor enzymes and coupled receptors are mainly involved in acidic signaling, Modulation of cell, Seed germination and roots growth. However, as we mentioned earlier this mode of signal operation has not been reported and well-studied in plants

Plants are constantly exposed with many biotic and abiotic environmental stresses. In general, the plant do not follow exact same signaling cascades described in non-plant systems, but contain several unique components and unique unexpected cross-talk among signaling components it seems that plants encode a very large number of proteins that may be involved in signal processing.  And also since their survival strategy is of a defensive nature and not an offensive one. Since Gα, PLC and PLD are involved in stress tolerance, it seems that cross talk between these can be an important step in transducing signals leading to stress tolerance.

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The team examined wheat, grape vine, rice and barley and found that all of the plants tested responded in the same way to stresses like acidic soil, flooding and intense heat. By figuring out how plants respond, the researchers say that they are optimistic about the potential for working with plants and how they respond to stress, and how that could lead to things like more productive farming

 

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