Results 81 to 90 of about 18,450 (195)

Production of xylanase and β-xylosidase from autohydrolysis liquor of corncob using two fungal strains [PDF]

open access: yes, 2012
Agroindustrial residues are materials often rich in cellulose and hemicellulose. The use of these substrates for the microbial production of enzymes of industrial interest is mainly due to their high availability associated with their low cost.
Jorge, João A.   +8 more
core   +1 more source

Valorization of eucalyptus wood by glycerol-organosolv pretreatment within the biorefinery concept: an integrated and intensified approach [PDF]

open access: yes, 2016
The efficient utilization of lignocellulosic biomass and the reduction of production cost are mandatory to attain a cost-effective lignocellulose-to-ethanol process.
Abels   +64 more
core   +1 more source

Synthesis of nickel hydroxide: Effect of precipitation conditions on phase selectivity and structural disorder [PDF]

open access: yes, 2006
The synthesis of nickel hydroxide by precipitation from a suitable solution containing dissolved Ni2+ ions is described. A large matrix of precipitation conditions is explored to generate a wide range of nickel hydroxide samples. While most precipitation
Kamath, P.V., Ramesh, T.N.
core   +1 more source

Enhancement of colloidal particle and lignin removal from pre-hydrolysis liquor by pectinase pre-treatment – Study on model substances

open access: yesBioResources, 2018
Removal of colloidal particle and lignin from pre-hydrolysis liquor (PHL) is important for the subsequent processing and utilization of the saccharides in the PHL. Cationic polymers treatment is a common method for the purpose, and pectinase pre-treatment of PHL can improve the efficiency of the treatment with cationic polymers.
Zongquan Li   +3 more
openaire   +1 more source

IMPACT OF FURFURAL ON THE SUGAR ANALYSIS OF PRE-HYDROLYSIS LIQUOR OF KRAFT-BASED DISSOLVING PULP PRODUCTION PROCESS USING THE HPAEC TECHNIQUE

open access: yesBioResources, 2011
High performance anion-exchange chromatography with pulse ampero-metric detector (HPAEC-PAD) is a reliable method to systematically determine the sugar contents in pulp and paper waste streams, including bleaching and extraction liquors. We used the same
Abrar Saeed   +3 more
doaj  

The reaction mechanism of metallo-beta-lactamases is tuned by the conformation of an active site mobile loop [PDF]

open access: yes, 2018
Carbapenems are "last resort" β-lactam antibiotics used to treat serious and life-threatening health care-associated infections caused by multidrug-resistant Gram-negative bacteria.
Alzari, Pedro M.   +10 more
core   +1 more source

Enzymatic lignocellulose hydrolysis: Improved cellulase productivity by insoluble solids recycling. [PDF]

open access: yes, 2013
BACKGROUND: It is necessary to develop efficient methods to produce renewable fuels from lignocellulosic biomass. One of the main challenges to the industrialization of lignocellulose conversion processes is the large amount of cellulase enzymes used for
Börjesson, Johan   +3 more
core   +2 more sources

Impact of anaerobic digestion and centrifugation/decanting processes in bacterial communities fractions [PDF]

open access: yes, 2018
The work upon which this paper is based on was co-financed by COGERSA, S.A.U. (Projects FUO-EM-138-15, FUO-139-16), IDEPA (Project IDE/2015/000245), Spanish MINECO (Project CTM2015-63864-R) and FEDER funds from European Union. Technical assistance from
Collado Alonso, Sergio   +5 more
core   +2 more sources

Possibilities for recycling cellulases after use in cotton processing - part II: Separation of cellulases from reaction products and released dyestuffs by ultrafiltration [PDF]

open access: yes, 2002
The adsorption and activity of a total cellulase (Trichoderma reesei) was measured and compared on undyed and dyed cotton fabrics. Recovery of enzymes from the reaction mixture and by desorption from the cotton substrate was evaluated.
Azevedo, Helena S.   +2 more
core   +1 more source

Studies of the effects of industrial pollution in the lower Patapsco river area: 1. Curtis Bay Region 1941 [PDF]

open access: yes, 1941
Industrial effluents in the lower Patapsco area, which constitutes the navigable portion of the river and includes Baltimore Harbor, are many and include waste acid, distillery waters, tannery wastes and copper as (ferrous sulphate) from pigment and ...
Brust, H.F.   +2 more
core  

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