Search Results - "Carvalho, Ana K. F."

Mucor circinelloides whole-cells as a biocatalyst for the production of ethyl esters based on babassu oil by Andrade, Grazielle S. S., Carvalho, Ana K. F., Romero, Cintia M., Oliveira, Pedro C., de Castro, Heizir F.

“…The intracellular lipase production by Mucor circinelloides URM 4182 was investigated through a step-by-step strategy to attain immobilized whole-cells with…”
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Microwave-assisted enzymatic synthesis of beef tallow biodiesel by Da Rós, Patrícia C. M, de Castro, Heizir F, Carvalho, Ana K. F, Soares, Cleide M. F, de Moraes, Flavio F, Zanin, Gisella M

“…Optimal conditions for the microwave-assisted enzymatic synthesis of biodiesel have been developed by a full 22 factorial design leading to a set of seven runs…”
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Process optimization for enzymatic production of a valuable biomass-based ester from levulinic acid by Cambraia, Marcus V. S., Barbosa, Milson S., Soares, Cleide M. F., Carvalho, Ana K. F., Mendes, Adriano A.

“…The enzymatic production of isoamyl levulinate via esterification of isoamyl alcohol (IA) and levulinic acid (LA), a biomass-based platform chemical with…”
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Production of Value-Added Microbial Metabolites: Oleaginous Fungus as a Tool for Valorization of Dairy By-products by Braz, Carolina A., Carvalho, Ana K. F., Bento, Heitor B. S., Reis, Cristiano E. R., De Castro, Heizir F.

“…Mucor circinelloides is a filamentous fungus capable of producing mycelium-bound lipase and lipids and able to assimilate a wide array of substrates, like…”
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Vinasse Treatment within the Sugarcane-Ethanol Industry Using Ozone Combined with Anaerobic and Aerobic Microbial Processes by Cristiano E. R. Reis, Heitor B. S. Bento, Thiago M. Alves, Ana K. F. Carvalho, Heizir F. De Castro

“…The production of ethanol from sugarcane or molasses generates vinasse, a residue rich in organic matter and minerals. Vinasse is often used in fertilization…”
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Biosynthesis, characterization and enzymatic transesterification of single cell oil of Mucor circinelloides--a sustainable pathway for biofuel production by Carvalho, Ana K F, Rivaldi, Juan D, Barbosa, Jayne C, de Castro, Heizir F

“…The filamentous fungus Mucor circinelloides URM 4182 was tested to determine its ability to produce single-cell oil suitable for obtaining biodiesel. Cell…”
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Exploring Whole Cells of Rhizopus oryzae for Efficient Synthesis of Emollient Esters: Bioesters for Cosmetics by Preto, Arthur, Reis, Willian, de Carvalho, Ana, Pereira, Ernandes

“…Production of esters, organic compounds with emollient, emulsifying, and aromatic properties is growing due to high demand and their applications in the…”
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Biolubricant Production from Stearic Acid and Residual Secondary Alcohols: System and Reaction Design for Lipase-Catalyzed Batch and Continuous Processes by de Lima, Rosemar, Bento, Heitor B. S., Reis, Cristiano E. R., Bôas, Renata N. Vilas, de Freitas, Larissa, Carvalho, Ana K. F., de Castro, Heizir F.

“…Six lipases were immobilized on a styrene–divinylbenzene support and evaluated on the batch esterification reaction of stearic acid with fusel oil. After a…”
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Continuous Synthesis of Biodiesel from Outstanding Kernel Oil in a Packed Bed Reactor Using Burkholderia cepacia Lipase Immobilized on Magnetic Nanosupport by Bento, Heitor B. S., Reis, Cristiano E. R., Pinto, Pedro A., Cortez, Daniela V., Vilas Bôas, Renata N., Costa-Silva, Tales A., Carvalho, Ana K. F., de Castro, Heizir F.

“…This study deals with the use of commercial lipase stabilized onto magnetic particles of iron oxides (Fe 3 O 4 /γ-Fe 2 O 3 ) and applied as a heterogeneous…”
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Sugarcane by-products within the biodiesel production chain: Vinasse and molasses as feedstock for oleaginous fungi and conversion to ethyl esters by Reis, Cristiano E. Rodrigues, Valle, Giovanna F., Bento, Heitor B.S., Carvalho, Ana K.F., Alves, Thiago M., de Castro, Heizir F.

“…[Display omitted] •Sugarcane molasses and vinasse were used as fungal culture medium.•Nitrogen sources enhance the culture medium for Mucor…”
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One-pot fungal biomass-to-biodiesel process: Influence of the molar ratio and the concentration of acid heterogenous catalyst on reaction yield and costs by Bento, Heitor B.S., Reis, Cristiano E.R., Cunha, Pietro G., Carvalho, Ana K.F., De Castro, Heizir F.

“…[Display omitted] •Ethanol: oil molar ratio 120:1 and 15% of catalyst yielded 96.6% of ester content.•FTIR confirmed the ethanol efficiency in the extraction…”
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Lowering the inhibition of sugarcane vinasse as a culture medium for oleaginous fungi through oxidative pre‐treatment aiming at the degradation of toxic compounds by Rodrigues Reis, Cristiano E, Carvalho, Ana KF, Bento, Heitor BS, Alves, Thiago M, Castro, Heizir F

“…BACKGROUND The utilization of vinasse as a feasible culture medium for fungi is hindered by the presence of inhibitory compounds, such as phenols and other…”
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Assessing the potential of non-edible oils and residual fat to be used as a feedstock source in the enzymatic ethanolysis reaction by Carvalho, Ana K.F., Da Rós, Patricia C.M., Teixeira, Larissa F., Andrade, Grazielle S.S., Zanin, Gisella M., de Castro, Heizir F.

“…•The potential of six non-edible feedstocks were assessed to yield biodiesel by enzymatic route.•Lipase from Burkholderia cepacia immobilized on silica-PVA was…”
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Microbial biodiesel production: From sucrose-based carbon sources to alkyl esters via enzymatic transesterification by Bento, Heitor B.S., Carvalho, Ana K.F., Reis, Cristiano E. Rodrigues, De Castro, Heizir F.

“…[Display omitted] •Sucrose is used as C source by Mucor circinelloides to produce SCO.•Sucrose provides fewer unsaturated fatty acids when compared to…”
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Performance of whole-cells lipase derived from Mucor circinelloides as a catalyst in the ethanolysis of non-edible vegetable oils under batch and continuous run conditions by Carvalho, Ana K.F., Faria, Emanuelle L.P., Rivaldi, Juan D., Andrade, Grazielle S.S., Oliveira, Pedro C.de, Castro, Heizir F. de

“…[Display omitted] •The influence of five feedstocks on the ethyl esters synthesis was assessed.•Mucorcircinelloides cells immobilized in polyurethane foam was…”
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Influence of feedstock source on the biocatalyst stability and reactor performance in continuous biodiesel production by Silva, William Costa e, Teixeira, Larissa F., Carvalho, Ana K.F., Mendes, Adriano A., de Castro, Heizir F.

“…A biodiesel process in a packed bed reactor was used as a model system to show the strong dependence of the reactor behavior on the developing of chemical…”
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Single cell oil production and modification for fuel and food applications: Assessing the potential of sugarcane molasses as culture medium for filamentous fungus by Bento, Heitor B.S., Carvalho, Ana K.F., Reis, Cristiano E.R., De Castro, Heizir F.

“…[Display omitted] •Sugarcane molasses was used as substrate for M. circinelloides growth.•Cultivation on sugarcane molasses supplied satisfactory lipid content…”
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Mycelium-bound lipase as skillful biocatalysts: Production of fatty acid concentrates from waste oils for the food industry by Matias, Alexandre B., Reis, Willian de S.M., Costa-Silva, Tales A., Bento, Heitor B.S., de Carvalho, Ana K.F., Pereira, Ernandes B.

“…This study aimed to produce Rhizopus oryzae whole-cells having high lipolytic activity. The hydrolytic activity of 558.99 U.g−1 and total lipase activity of…”
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Penicillium citrinum whole-cells catalyst for the treatment of lipid-rich wastewater by Alves, Alex M., de Moura, Rafael B., Carvalho, Ana K.F., de Castro, Heizir F., Andrade, Grazielle S.S.

“…The performance of Penicillium citrinum whole cells in decreasing lipid and organic contents in dairy wastewater was investigated using sequential and…”
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