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Journal ArticleDOI

Supercritical fluid extraction from dry mouldy bran for the purification of gibberellic acid from the concomitant products produced during solid state fermentation

TLDR
In this paper, a fungal sterol, identified as the major component in the extract, was found to disturb the defensive mechanism in rice seedlings and the physicochemical and spectral characteristics of this sterol were established.
About
This article is published in Chemical Engineering Journal.The article was published on 1991-06-01. It has received 9 citations till now. The article focuses on the topics: Supercritical fluid extraction & Solid-state fermentation.

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Citations
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Journal ArticleDOI

New developments in solid state fermentation: I-bioprocesses and products.

TL;DR: SSF processes offer potential advantages in bioremediation and biological detoxification of hazardous and toxic compounds and appear to be a promising one for the production of value-added ‘low volume-high cost’ products such as biopharmaceuticals.
Journal ArticleDOI

Scale-up strategies for solid state fermentation systems

TL;DR: In this article, scale-up strategies for solid state fermentation systems are discussed and the development of well-founded scaleup criteria, such as those for submerged fermentation processes, is vital for extensive commercialization of solid state fermentation systems.
Book ChapterDOI

Biochemical Engineering Aspects of Solid State Bioprocessing

TL;DR: This review presents the current state of understanding of biochemical engineering aspects of SSF processing, including not only the fermentation itself, but also the auxiliary steps of substrate and inoculum preparation and downstream processing and waste disposal.
Journal ArticleDOI

Application of supercritical fluid extraction in biotechnology.

TL;DR: This technique is a highly desirable method for fractional extraction of biomass constituents, and intracellular metabolites due to the potential of system modification by physical parameters and addition of co-solvents to selectively extract compounds of different polarity, volatility and hydrophilicity without any contamination.
Book ChapterDOI

Overview of solid state bioprocessing.

TL;DR: An overview of the knowledge of solid-state bioprocessing that has been gained over this time shows that, although significant advances have been achieved in understanding of what controls process performance, much research is still required.
References
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Journal ArticleDOI

Extraction with supercritical gases

TL;DR: Extraction with compressed fluids in the critical region is discussed in terms of the marked effect on solvent properties that can be brought about by small changes in pressure or temperature as mentioned in this paper, and the theoretical background and experimental data are described, including the classification of the phase behaviour of binary systems.
Journal ArticleDOI

Enzymatic catalysis in a supercritical fluid

TL;DR: In this paper, a batch reaction of disodium p-nitrophenyl phosphate with a 0.1 vol. % water solution in supercritical CO2 at 100 atm and 35°C was shown to produce disodium nitrophenol when catalyzed by alkaline phosphatase.
Journal ArticleDOI

Evaluation of Supercritical Fluid Extraction in the Pharmaceutical Industry

TL;DR: Various steroids precipitate from supercritical CO2 as very small particles but still retain their crystallinity, suggesting that SCFE in this industry could be utilized as a size reduction method as an alternative to milling.
Journal ArticleDOI

High pressure extraction of oil seed

TL;DR: In this paper, the mass transfer kinetics of the supercritical extraction process were investigated and practical possibilities for continuous operation were discussed, and the energy and energy efficiency of the process were discussed.
Journal ArticleDOI

Acetone-butanol fermentation process development and economic evaluation.

TL;DR: Procede ameliore a partir de mais et d'une souche de Clostridium acetobutylicum (technique multi-etagee)
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