Search Results - "Uquiche, Edgar"

Extraction of oil and carotenoids from pelletized microalgae using supercritical carbon dioxide by Millao, Sonia, Uquiche, Edgar

“…[Display omitted] •The experiments were designed with response surface methodology.•High temperature and CO2 density allow high recovery of oil and…”
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Functional and nutritional value of the Chilean seaweeds Codium fragile, Gracilaria chilensis and Macrocystis pyrifera by Ortiz, Jaime, Uquiche, Edgar, Robert, Paz, Romero, Nalda, Quitral, Vilma, Llantén, Catherine

“…The nutritional composition of the edible seaweeds Codium fragile, Gracilaria chilensis and Macrocystis pyrifera was determined, including amino acid and fatty…”
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Quantification of the Browning Kinetic on Pita Bread Using Fractal Method by Quevedo, Roberto, Rojas, Richard, Pedreschi, Franco, Bastias, José Miguel, Siché, Raúl, Uquiche, Edgar, Silva, David, Díaz, Oscar

“…Browning kinetic was quantified in two types of pita bread based on the resulting color heterogeneity formed on their surface due to toasting them at four…”
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Particle size effects on supercritical CO2 extraction of oil‐containing seeds by del Valle, José M., Uquiche, Edgar L.

“…Rosehip seeds were milled, sieved, and extracted with 26.3 g/g substrate/h of supercritical carbon dioxide (CO2) at 40°C and 300 bar. The extraction kinetics…”
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Extraction of bioactive compounds from Leptocarpha rivularis stems by three-stage sequential supercritical extraction in fixed bed extractor using CO2 and ethanol-modified CO2 by Marillán, Claudia, Uquiche, Edgar

“…Sequential supercritical extraction experiments were carried out in three stages each using CO2 and ethanol-modified-CO2, to improve the extraction yield of…”
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Supercritical fluid extraction of essential oil from Leptocarpha rivularis using CO2 by Uquiche, Edgar, Cirano, Natalia, Millao, Sonia

“…•Extraction at high temperature and low pressure allows a high extraction yield to be obtained.•The supercritical extraction yield was up to 2.2 times higher…”
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Effect of process parameters on the extraction kinetics of Leptocarpha rivularis DC. in a packed bed extractor using supercritical carbon dioxide by Uquiche, Edgar, Leal, Ingrid, Marillán, Claudia

“…The kinetics of supercritical extraction from L. rivularis stalks using CO2 were studied in terms of temperature (40−60ºC), pressure (18–30 MPa), specific CO2…”
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Supercritical CO 2 Extraction From Leptocarpha rivularis Stalks Using Box–Behnken Design by Uquiche, Edgar, Cayupán, Edith, Marillán, Claudia, Sepúlveda, Paulina

“…Abstract The effect of temperature, pressure, and specific solvent consumption on extraction yield from Leptocarpha rivularis stalks was studied using a…”
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Inhibition of α-amylase activity by extracts from Leptocarpha rivularis stalks obtained with supercritical CO2 by Marillán, Claudia, Uquiche, Edgar

“…[Display omitted] •The highest inhibitory capacity against α-amylase was reached at 60 °C and 40 MPa.•The highest caryophyllene oxide contents was achieved at…”
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Glandular trichome disruption by rapid CO sub(2) depressurization as pretreatment for recovery of essential oil from Leptocarpha rivularis leaves by Uquiche, Edgar, Martinez, Mauricio

“…Leptocarpha rivularis is a medicinal plant used as a treatment for different illnesses. These properties are related to its essential oils. Trichomes are…”
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Extrusion affects supercritical CO2 extraction of red pepper (Capsicum annuum L.) oleoresin by Uquiche, Edgar, Millao, Sonia, del Valle, José M.

“…Carotenoids provide red colour and antioxidant properties in formulated foods. High-value, carotenoid-rich oleoresin can be extracted from red pepper using…”
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Assessment of the bioactive capacity of extracts from Leptocarpha rivularis stalks using ethanol-modified supercritical CO2 by Uquiche, Edgar, Campos, Claudia, Marillán, Claudia

“…[Display omitted] •The highest extraction yield was 4.3-fold more than the lowest extraction yield.•Recovery of extract and polyphenols correlated positively…”
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Antioxidant activity of supercritical extracts from Nannochloropsis gaditana: Correlation with its content of carotenoids and tocopherols by Millao, Sonia, Uquiche, Edgar

“…•Minor lipids content and antioxidant activity were studied under a response surface design.•High temperature and CO2 density resulted in higher minor lipids…”
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Enhancement of pigment extraction from B. braunii pretreated using CO2 rapid depressurization by Uquiche, Edgar, Antilaf, Ivette, Millao, Sonia

“…Extraction of compounds from microalgae requires cell disruption as a pretreatment to increase extraction yield. Botryococcus braunii is a microalga with a…”
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Simultaneous extraction of lipids and minor lipids from microalga (Nannochloropsis gaditana) and rapeseed (Brassica napus) using supercritical carbon dioxide by Uquiche, Edgar, Sánchez, Bárbara, Marillán, Claudia, Quevedo, Roberto

“…Supercritical extraction with CO2 from a substrate composed of Nanochloropsis gaditana and cold-pressed rapeseed was studied to increase the extraction yield…”
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Glandular trichome disruption by rapid CO2 depressurization as pretreatment for recovery of essential oil from Leptocarpha rivularis leaves by Uquiche, Edgar, Martínez, Mauricio

“…•Disruption of trichomes by rapid depressurization was studied as a substrate pretreatment.•Low temperature and high pressure for the static compression…”
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Recovery and antioxidant activity of extracts from leptocarpha rivularis by supercritical carbon dioxide extraction by Uquiche, Edgar, Garcés, Fabiola

“…•The highest recovery and antioxidant activity of the extract were obtained at 40°C and 15MPa.•Recovery of essential oil with supercritical extraction was 2.5…”
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Bioengineering of biowaste to recover bioproducts and bioenergy: A circular economy approach towards sustainable zero-waste environment by Kumar, Vinay, Vangnai, Alisa S., Sharma, Neha, Kaur, Komalpreet, Chakraborty, Pritha, Umesh, Mridul, Singhal, Barkha, Utreja, Divya, Carrasco, Edgar Uquiche, Andler, Rodrigo, Awasthi, Mukesh Kumar, Taherzadeh, Mohammad J.

“…The inevitable need for waste valorisation and management has revolutionized the way in which the waste is visualised as a potential biorefinery for various…”
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Effect of pretreatment with microwaves on mechanical extraction yield and quality of vegetable oil from Chilean hazelnuts ( Gevuina avellana Mol) by Uquiche, Edgar, Jeréz, Marcia, Ortíz, Jaime

“…The effect of microwave (MW) radiation on hazelnut seed ( Gevuina avellana Mol) was studied as a substrate pretreatment prior to oil extraction by pressing…”
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Application of Response Surface Methodology to Supercritical CO2 Extraction: Case Study on Coextraction of Carotenoids and Oil from Rosehip Shells and Seeds by Uquiche, Edgar, Arias, Julián, del Valle, José Manuel

“…Response surface methodology (RSM) is an experimental strategy widely used as a research tool in investigation. We reviewed 89 papers that used RSM to study…”
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