Abstract
The present investigation deals with an in-depth study on optimization of lead removal capacity of lead-resistant bacterium Acinetobacter sp. 158 as a response variable with limiting carbon source, pH, and rotational speed as non-interacting-type independent variables. The statistical optimization technique response surface methodology has been used for this purpose. The optimum parameters of the independent variables have been identified through 3D plots. A set of deterministic model equations have been developed through rigorous modeling and simulation to predict the cell growth dynamics of the lead-resistant bacterium Acinetobacter sp. 158. A set of programmed experiments have been conducted using the optimized value of the independent variables obtained through RSM to validate the proposed model equations.
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Abbreviations
- C G :
-
Concentration of substrate glucose (kg/m3)
- C B :
-
Concentration of biomass (kg/m3)
- k :
-
Maximum specific cell growth rate (hour−1)
- K S :
-
Saturation constant for lead (kg/m3)
- t :
-
Time of incubation (hours)
- \(\varvec{Y}_{{{\raise0.7ex\hbox{$\varvec{B}$} \!\mathord{\left/ {\vphantom {\varvec{B} \varvec{G}}}\right.\kern-0pt} \!\lower0.7ex\hbox{$\varvec{G}$}}}}\) :
-
Yield factor
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Acknowledgements
One of the authors (M.B.) gratefully acknowledges the University Grants Commissions, Govt. of India for providing financial support for this work.
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Bose, M., Datta, S., Bhattacharya, P. (2019). Bioremediation of Lead Compound Using Acinetobacter sp. 158; Optimization of Media and Cell Growth Dynamics. In: Ghosh, S. (eds) Waste Valorisation and Recycling. Springer, Singapore. https://doi.org/10.1007/978-981-13-2784-1_38
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DOI: https://doi.org/10.1007/978-981-13-2784-1_38
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