Results 101 to 110 of about 874,180 (293)

Endogenous lycopene improves ethanol production under acetic acid stress in Saccharomyces cerevisiae

open access: yesBiotechnology for Biofuels, 2018
Background Acetic acid, generated from the pretreatment of lignocellulosic biomass, is a significant obstacle for lignocellulosic ethanol production. Reactive oxidative species (ROS)-mediated cell damage is one of important issues caused by acetic acid ...
Shuo Pan   +10 more
doaj   +1 more source

Ethylene oxide-propylene oxide copolymers in yeast fermentations [PDF]

open access: yes, 1989
Ethylene oxide - propylene oxide copolymers are prepared by addition of ethylene oxide to polypropylene glycol. One of the uses of these compounds is to inhibit foam formation in aqueous media. The main purpose of this work has been to try to determine how variation of molecular weight and ethylene oxide content of these polymers changes their ...
openaire   +1 more source

Copper Electroplated TPMS Polymer Lattices for Lightweight Absorption Dominant Electromagnetic Interference Shielding

open access: yesAdvanced Materials Technologies, EarlyView.
Copper electroplating transforms lightweight 3D‐printed TPMS polymer lattices into effective electromagnetic shields. Topology, relative density, and conductive seed layer continuity govern copper penetration, electrical resistance, and attenuation. SEA consistently exceeds SER, while 35% RD Diamond lattice gives the best performance, reaching 48.72 dB
Aman Al Khatib   +6 more
wiley   +1 more source

Physicochemical Exploration of Cocoa Butter During Spontaneous Fermentation: A Comparative Study Across Three Latin American Countries

open access: yes
This study characterized the physicochemical properties of cocoa butter (CB) extracted from cocoa beans of the Criollo Nativo (Peru), Criollo (Mexico), and Forastero (Brazil) varieties subjected to spontaneous fermentation under traditional local ...
Nelson Rosa Ferreira   +10 more
core   +1 more source

Linking Polyelectrolyte Modification and Enzyme‐Catalyzed Phenolic Acid Functionalization of Cellulose Fiber for Functional Foams

open access: yesAdvanced Materials Technologies, EarlyView.
Cellulose fibers functionalized using cationic poly(Dimethyldiallylammonium chloride) (polyDADMAC) and laccase‐mediated ferulic acid system are processed into foams using different surfactants (Anionic, cationic, and non‐ionic). Fiber–surfactant interactions influence foam stabilization and porous structure formation during convective drying, producing
Abirami Senthil   +4 more
wiley   +1 more source

On the Oxidative Fermentation. Part XVII

open access: yesJournal of the agricultural chemical society of Japan, 1959
Toshinobu ASAI   +2 more
  +6 more sources

Electro-Fermentation for Biofuel and Biochemical Production

open access: yes
Electro-fermentation (EF) is an emerging bioprocess with the ability to regulate the metabolism of electrochemically active microorganisms. In various fermentation processes, electrodes perform either as an electron acceptor or donor, facilitating the ...
Priya Pilania   +2 more
core   +1 more source

Influência dos transportadores de açucares na fermentação de xilose por linhagens recombinantes de Saccharomyces cerevisiae [PDF]

open access: yes, 2014
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Bioquímica, Florianópolis, 2014.A biomassa lignocelulósica é uma atrativa matéria prima para a produção de bioetanol, visto que este é ...
Gonçalves, Davi Ludvig
core  

Chitin‐Chitosan Cryogels for the Reversible Sequestration and Recovery of Heavy Metals From Wastewater

open access: yesAdvanced Materials Technologies, EarlyView.
Chitin‐chitosan cryogels with degrees of N‐acetylation from 12.2% to 71.4% are fabricated by dissolution, coagulation and lyophilization for the sequestration of heavy metals from water. Colorimetry and differential pulse voltammetry showed controlled adsorption and desorption capacities for As5+, Co2+ and Cu2+, making this material attractive for ...
Marta García‐Castrillo   +4 more
wiley   +1 more source

Design Process of Ethanol Production by Extractive -Fermentation to Increase The Yield and Productivity of Ethanol [PDF]

open access: yes, 2012
Ethanol is generally produced by batch fermentation process. However, this process will bring about accumulation of ethanol product which can poison the microorganism and lead to low productivity which finally results in an economical disadvantage.
Ayu Ratna , Permanasari,   +3 more
core   +1 more source

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