Ing.

Jan Obračaj

FCH, ÚCHPBT – vědecký pracovník

Jan.Obracaj@vut.cz

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Ing. Jan Obračaj

Publikační výsledky

  • 2025

    OBRAČAJ, J.; HOLUB, J.; ČARNOKÁ, D.; ŠPAČKOVÁ, D.; GERSPITZEROVÁ, N.; MIKULÍKOVÁ, R.; MÁROVÁ, I. Effect of enriched lignocellulosic wastes as a primary nutritional source on the biomass quality of selected yeast strains. Book of abstracts of the 12th International Conference on Chemical Technology. 1st edition, April 2025. Vyšehradská 320/49, 128 00 Prague 2, Czech Republic: AMCA, spol. s r.o., 2025. p. 154-155. ISBN: 978-80-88307-24-2.
    Detail

    GERSPITZEROVÁ, N.; HOLUB, J.; ŠPAČKOVÁ, D.; OBRAČAJ, J.; MIKULÍKOVÁ, R.; MÁROVÁ, I. Isolating biologically active β-glucans from the red yeast Rhodotorula toruloides. Book of abstracts of the 12th International Conference on Chemical Technology. 1. Praha: AMCA, spol. s r.o., 2025. p. 150-151. ISBN: 978-80-88307-24-2.
    Detail

    HOLUB, J.; CHUJANOV, O.; ŠPAČKOVÁ, D.; OBRAČAJ, J.; GERSPITZEROVÁ, N.; MÁROVÁ, I. Cultivation of carotenogenic yeast on various combination of waste nitrogenous and carbonaceous substrateswaste nitrogenous and carbonaceous substrates. EuroBiotech Journal. Sciendo, 2025. no. 1, p. 48-48. ISSN: 2564-615X.
    Detail

    MÁROVÁ, I.; HOLUB, J.; OBRAČAJ, J.; SIKOROVÁ, P.; SNIEGOŇOVÁ, P.; KUBALOVÁ, M.; GERSPITZEROVÁ, N.; ŠPAČKOVÁ, D. Red yeast cell factory – from the laboratory to industrial production. The Eurobiotech Journal. EuroBiotech Journal. Sciendo. Itálie: Sciendo, 2025. no. 1, p. 8-8. ISBN: 2564-615X. ISSN: 2564-615X.
    Detail

    ŠPAČKOVÁ, D.; HOLUB, J.; OBRAČAJ, J.; SNIEGOŇOVÁ, P.; GERSPITZEROVÁ, N.; MÁROVÁ, I. Production and characterization of extracellular polymeric substances from carotenogenic yeasts. EuroBiotech Journal. Sciendo, 2025. no. 1, p. 47-48. ISSN: 2564-615X.
    Detail

    OBRAČAJ, J.; HOLUB, J.; ŠPAČKOVÁ, D.; ŠNEJDRLOVÁ, K.; GERSPITZEROVÁ, N.; MÁROVÁ, I. Biotechnological production of carotenogenic yeast metabolites with application of complex waste substrates from food industry under combined stress. EuroBiotech Journal. Sciendo, 2025. no. 1, p. 49-49. ISSN: 2564-615X.
    Detail

    GERSPITZEROVÁ, N.; HOLUB, J.; SNIEGOŇOVÁ, P.; OBRAČAJ, J.; ŠPAČKOVÁ, D.; MÁROVÁ, I. Red yeast as an alternative beta-glucan source. EuroBiotech Journal. Sciendo, 2025. no. 1, p. 47-47. ISSN: 2564-615X.
    Detail

    MÁROVÁ, I.; HOLUB, J.; OBRAČAJ, J.; KUBALOVÁ, M. The journey of red yeast Rhodotorula toruloides from laboratory to industrial production. Book of Abstracts, ISSY38. první. Polsko: ICY, University of Warsaw, 2025. p. 1-175.
    Detail

  • 2024

    SIKOROVÁ, P.; SNIEGOŇOVÁ, P.; HOLUB, J.; OBRAČAJ, J.; KUBALOVÁ, M.; ŠIMANSKÝ, S.; MÁROVÁ, I. Valorization of some oil waste materials by mixed culture of Rhodotorula toruloides and microalgae Chlorella minutissima. Programme Abstracts, 48th ACY Conference. 34th Annual Conference on Yeasts, Book of abstracts. Bratislava, SR: Chemický ústav SAV, 2024. no. 1, p. 60-60. ISBN: 1336-4839. ISSN: 1336-4839.
    Detail

    SNIEGOŇOVÁ, P.; SIKOROVÁ, P.; OBRAČAJ, J.; HOLUB, J.; KUBALOVÁ, M.; ŠIMANSKÝ, S.; MÁROVÁ, I. Characterization of mixed biomass of Rhodotorula mucilaginosa co-cultivated with some microalgae on hemp waste materials. Programme Abstracts 48th ACY Conference. 34th Annual Conference on Yeasts, Book of abstracts. Bratislava, SR: Chemický ústav SAV, 2024. no. 1, p. 61-61. ISBN: 1336-4839. ISSN: 1336-4839.
    Detail

    HOLUB, J.; OBRAČAJ, J.; DZURICKÁ, L.; MÁROVÁ, I. OPTIMIZATION OF EXTRACTION, PURIFICATION AND STABILIZATION OF BIOLOGICALLY ACTIVE COMPOUNDS FROM YEAST AND MICROALGAE BIOMASS. In Proceedings Papers, 9th International Conference on Chemical Technology (ICCT). International Conference on Chemical Technology. první. Praha: CZECH SOC INDUSTRIAL CHEMISTRYNOVOTNEHO LAVKA 5, PRAGUE, 116 68, CZECH REPUBLIC, 2024. no. 1, p. 378-381. ISSN: 2336-8128.
    Detail

    GERSPITZEROVÁ, N.; HOLUB, J.; SNIEGOŇOVÁ, P.; ŠPAČKOVÁ, D.; OBRAČAJ, J.; MIKULÍKOVÁ, R.; MÁROVÁ, I. CULTIVATION CONDITIONS FOR MAXIMIZING BETA-GLUCAN CONTENT IN CAROTENOGENIC YEAST. Praha: 2024. p. 17-17.
    Detail

    OBRAČAJ, J.; HOLUB, J.; ŠPAČKOVÁ, D.; BAŤKOVÁ, Z.; ŠNEJDRLOVÁ, K.; GERSPITZEROVÁ, N.; MÁROVÁ, I. Cultivation of carotenogenic yeasts on complex waste substrates from the food industry under combined stress. 2024. p. 50-50.
    Detail

    ŠPAČKOVÁ, D.; HOLUB, J.; GERSPITZEROVÁ, N.; OBRAČAJ, J.; SNIEGOŇOVÁ, P.; MIKULÍKOVÁ, R.; MÁROVÁ, I. OPTIMIZATION OF EXOPOLYSACCHARIDE PRODUCTION BY RED YEASTS: CARBON SOURCE IMPACT ON EPS YIELDS. Praha: 2024. p. 32-32.
    Detail

*) Citace se generují jednou za 24 hodin.