Search Results - "Páca, J."

Hydrogen sulfide removal from air by Acidithiobacillus thiooxidans in a trickle bed reactor by Ramirez, M., Gómez, J. M., Cantero, D., Páca, J., Halecký, M., Kozliak, E. I., Sobotka, M.

“…A strain of Acidithiobacillus thiooxidans immobilized in polyurethane foam was utilized for H 2 S removal in a bench-scale trickle-bed reactor, testing the…”
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Aerobic biodegradation of dinitrotoluenes in batch systems by pure and mixed cultures by Páca, J., Halecký, M., Hudcová, T., Bajpai, R.

“…Biodegradation characteristics of 2,4- and 2,6-dinitrotoluenes (DNTs) individually by pure strains and defined mixed cultures obtained from a mixed culture…”
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The use of silica gel prepared by sol-gel method and polyurethane foam as microbial carriers in the continuous degradation of phenol by BRANYIK, T, KUNCOVA, G, PACA, J

“…A mixed microbial culture was immobilized by entrapment into silica gel (SG) and entrapment/ adsorption on polyurethane foam (PU) and ceramic foam. The phenol…”
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Removal of 2,4-dinitrotoluene from concrete using bioremediation, agar extraction, and photocatalysis by Phutane, S R, Renner, J N, Nelson, S L, Seames, W S, Páca, J, Sundstrom, T J, Kozliak, E I

“…Three methods, i.e. bioremediation by application of bacteria-laden agar, physical absorption of DNT by agar, or illumination by UV light were evaluated for…”
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Continuous aerobic phenol degradation by defined mixed immobilized culture in packed bed reactors by Páca, Jr, J, Páca, J, Kostecková, A, Stiborová, M, Sobotka, M, Gerrard, A M, Soccol, C R

“…A defined mixed culture of Pseudomonas putida, Commamonas testosteroni and Candida tropicalis was immobilized by adsorption on polyurethane foam, cocoa-fibers,…”
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Hydroxylation of phenol to catechol by Candida tropicalis: involvement of cytochrome P450 by Stiborová, M, Suchá, V, Miksanová, M, Páca, Jr, J, Páca, J

“…Microsomal preparations isolated from yeast Candida tropicalis (C. tropicalis) grown on three different media with or without phenol were isolated and…”
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Biodegradation of airborne acetone/styrene mixtures in a bubble column reactor by Vanek, T., Silva, A., Halecky, M., Paca, J., Ruzickova, I., Kozliak, E., Jones, K.

“…The ability of a bubble column reactor (BCR) to biodegrade a mixture of styrene and acetone vapors was evaluated to determine the factors limiting the process…”
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Evaluation of four Candida utilis strains for biomass, acetic acid and ethyl acetate production from ethanol by Christen, P., Domenech, F., Páca, J., Revah, S.

“…Four Candida utilis strains were screened for biomass, acetic acid and ethyl acetate production from ethanol as sole carbon source. After 72 h at 30°C,…”
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Aerobic biodegradation of 2,4-DNT and 2,6-DNT: Performance characteristics and biofilm composition changes in continuous packed-bed bioreactors by Paca, J., Halecky, M., Barta, J., Bajpai, R.

“…This manuscript deals with continuous experiments for biodegradation of individual dinitrotoluenes by a defined mixed culture in packed-bed reactors (PBRs)…”
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The start-up period of styrene degrading biofilters by Weigner, P, Paca, J, Loskot, P. (Vysoka Skola Chemicko-technologicka, Prague (Czech Republic). Ustav Kvasne Chemie a Bioinzenyrstvi), Koutsky, B, Sobotka, M

“…Styrene vapors from contaminated air were eliminated using long-term adapted mixed microbial culture inoculated on four perlite packed biofilters (serial…”
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Treatment of wet process hardboard plant VOC emissions by a pilot scale biological system by Santos, S., Jones, K., Abdul, R., Boswell, J., Paca, J.

“…A pilot scale biological treatment system for air emissions was installed and tested at a forest products plant in western Oregon, USA, which collected and…”
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Conidia production of Beauveria sp. by solid-state fermentation for biocontrol of Ilex paraguariensis caterpillars by Dalla Santa, H S, Sousa, N J, Brand, D, Dalla Santa, O R, Pandey, A, Sobotka, M, Paca, J, Soccol, C R

“…Conidia production of Beauveria sp. strain LAG by solid-state fermentation (SSF) using blends of agro-industrial residues (residual potatoes and sugar-cane…”
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A two-stage combined trickle bed reactor/biofilter for treatment of styrene/acetone vapor mixtures by Vanek, T., Halecky, M., Paca, J., Zapotocky, L., Gelbicova, T., Vadkertiova, R., Kozliak, E., Jones, K.

“…Performance of a two-stage biofiltration system was investigated for removal of styrene-acetone mixtures. High steady-state acetone loadings (above C in Ac =…”
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Development and verification of the control system for fed-batch phenol degradation processes by VOJTA, V, NAHLIK, J, PACA, J, KOMARKOVA, E

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Kinetics of phenol oxidation byCandida tropicalis: Effects of oxygen supply rate and nutrients on phenol inhibition by Páca, J., Komárková, E., Prell, A., Stiborová, M., Sobotka, M.

“…The kinetics of phenol degradation was estimated in a fed-batch reactor system. Effects of oxygen and nutrient excess or limitation as well as the presence of…”
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Conidia production ofBeauveria sp. by solid-state fermentation for biocontrol ofIlex paraguariensis caterpillars by Dalla Santa, H. S, Sousa, N. J, Brand, D, Dalla Santa, O. R, Pandey, A, Sobotka, M, Páca, J, Soccol, C. R

“…Conidia production ofBeauveria sp. strain LAG by solid-state fermentation (SSF) using blends of agro-industrial residues (residual potatoes and sugar-cane…”
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Kinetics of phenol oxidation by Candida tropicalis: effects of oxygen supply rate and nutrients on phenol inhibition by Paca, J, Komarkova, E. (Vysoka Skola Chemicko-technologicka, Prague (Czech Republic). Ustav Kvasne Chemie a Bioinzenyrstvi), Prell, A, Sobotka, M. (Akademie Ved, Prague (Czech Republic). Mikrobiologicky Ustav), Stiborova, M. (Karlova Univ., Prague (Czech Republic). Katedra Biochemie)

“…The kinetics of phenol degradation was estimated in a fed-batch reactor system. Effects of oxygen and nutrient excess or limitation as well as the presence of…”
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Effect of pH and loading manner on the start-up period of peat biofilter degrading xylene and toluene mixture by Marek, J, Paca, J, Halecky, M. (Vysoka Skola Chemicko-technologicka, Prague (Czech Republic). Ustav Kvasne Chemie a Bioinzenyrstvi), Koutsky, B, Sobotka, M, Keshavarz, T

“…Laboratory-scale biofilters packed with a mixture of peat, bark and wood were used for xylene and toluene removal from waste air. Two kinds of peat, which…”
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Isolation and partial characterization of cytoplasmic NADPH-dependent phenol hydroxylase oxidizing phenol to catechol in Candida tropicalis yeast by Páca, J., Kremláčková, V., Turek, M., Suchá, V., Vilímková, L., Páca, J., Halecký, M., Stiborová, M.

“…The occurrence of NADPH-dependent phenol hydroxylase (EC 1.14.13.7) and its efficiency in hydroxylation of phenol in the cytosolic fraction isolated from yeast…”
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Catabolic activity, energy state and transport of organic acids in Candida utilis at different osmotic pressures by Páca, J, Marek, J

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