scholarly journals Critical Factors Involved in Primordia Building in Agaricus bisporus: A Review

Molecules ◽  
2020 ◽  
Vol 25 (13) ◽  
pp. 2984
Author(s):  
Johan J. P. Baars ◽  
Karin Scholtmeijer ◽  
Anton S. M. Sonnenberg ◽  
Arend van Peer

The button mushroom Agaricus bisporus is an economically important crop worldwide. Many aspects of its cultivation are well known, except for the precise biological triggers for its fructification. By and large, for most basidiomycete species, nutrient availability, light and a drop in temperature are critical factors for fructification. A. bisporus deviates from this pattern in the sense that it does not require light for fructification. Furthermore its fructification seems to be inhibited by a self-generated factor which needs to be removed by microorganisms in order to initiate fruiting. This review explores what is known about the morphogenesis of fruiting initiation in A. bisporus, the microflora, the self-inhibitors for fruiting initiation and transcription factors involved. This information is subsequently contrasted with an overall model of the regulatory system involved in the initiation of the formation of primordia in basidiomycetes. The comparison reveals a number of the blank spots in our understanding of the fruiting process in A. bisporus.

2020 ◽  
Vol 29 (1) ◽  
pp. 27
Author(s):  
Harvinder Kumar Singh ◽  
Anurag Kerketta ◽  
Chandra Shekhar Shukla

2011 ◽  
Vol 356-360 ◽  
pp. 1556-1560
Author(s):  
Zhi An Liu ◽  
Ying Chang ◽  
Peng Wang ◽  
Jlan Jun Jia ◽  
Qi Wang Liu

Wet Biochemical Flue Gas Desulphurization technique (WB-FGD) is combined both catalyst of transition metal with microbial metabolize to achieve flue gas desulphurization. In the self-designed device of power plant flue gas desulphurization, study the desulphurization kinetics according to the absorption solution pH, Fe3+concentration, inlet concentration of SO2, temperature and other factors. The results show that: Concentration of Fe3+is the most critical factors in the desulphurization process, the desulphurization efficiency is decreased with the increasing of Fe3+concentration, which in the range of 0~0.01mol·L-1, and the desulphurization efficiency do not change significantly with the further increasing of the concentration of Fe3+.the desulphurization efficiency is decreased with the increasing concentration of H+when pH of the solution in the range of 1.5~3.5. The efficiency of desulphurization decrease with the increasing concentration of SO2, which in the range of 1145-3432mg·L-1. The oxidation rate increase with the increasing temperature at 20~40°C.The kinetic equation and controllable parameters of changes of Fe3+concentration are obtained according to the experimental data in WB-FGD.


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