Results 101 to 110 of about 169,155 (228)

Bioseparation of Four Proteins from Euphorbia characias Latex: Amine Oxidase, Peroxidase, Nucleotide Pyrophosphatase/Phosphodiesterase, and Purple Acid Phosphatase

Biochemistry Research International, 2011
This paper deals with the purification of four proteins from Euphorbia characias latex, a copper amine oxidase, a nucleotide pyrophosphatase/phosphodiesterase, a peroxidase, and a purple acid phosphatase.
Rosaria Medda, Francesca Pintus, Delia Spanò, Giovanni Floris   +3 more
doaj   +1 more source

Fish powder as a low-cost component in media for producing bacterial cellulose

, 2012
Some bacteria can produce extracellular bacterial cellulose (BC). This polysaccharide is chemically identical to cellulose produced by plants but has no associated lignin and hemicelluloses. The unique mechanical properties, chemical stability and purity
Lay, Mark C., Nair, Giridhar R., Swan, Janis E., Adnan, Azila Binti   +3 more
core  

A Comparison Study For Cytosine Deaminase Production From Saccharomyces Cerevisiae Of Different Ready-Made Bread Yeast Types Purchased From Local Market

مجلة مركز بحوث التقنيات الاحيائية
Background: In the current study the enzyme cytosine deaminase was extracted from the ready-made bread Saccharomyces cerevisiae yeast represented different types from the local market.
Muna A. Mutter, Milad A. Mezher , Zainab Y. M. Hasan   +2 more
doaj   +1 more source

All-cellulose nanocomposite fibers produced by melt spinning cellulose acetate butyrate and cellulose nanocrystals

, 2014
Bio-based continuous fibers were prepared by melt spinning cellulose acetate butyrate (CAB), cellulose nanocrystals (CNC) and triethyl citrate. A CNC organo-gel dispersion technique was used and the prepared materials (2 and 10 wt% CNC) were melt spun ...
Oksman, Kristiina,, Skrifvars, Mikael,, Oksman, Kristiina, Aitomäki, Yvonne, Hooshmand, Saleh,, Mathew, Aji P.,, Mathew, Ali, Hooshmand, Saleh, Aitomäki, Yvonne,   +8 more
core   +1 more source

Isolation of hen's egg yolk very low density lipoproteins by DEAE-cellulose chromatography

, 1974
A procedure has been developed for the isolation of very low density lipoproteins from hen's egg yolk plasma using DEAE-cellulose chromatography. This procedure is rapid and does not require ultracentrifugation and should, therefore, serve as a useful ...
Mahadevan, S, Raju, KS
core  

Extraction, Purification and Antioxidant Activity of Polysaccharide from White Lilacs

Shipin gongye ke-ji
Enzyme-assisted ultrasonic extraction was employed to extract polysaccharides from white lilacs. The effects of various experimental conditions on the yield of polysaccharides from white lilacs were systematically analyzed using the response surface ...
Tianyi WANG, Qingfen ZHANG, Leilei HUANG, Jiayi LIU, Fengjian YANG   +4 more
doaj   +1 more source

Mercerized cellulose biocomposites : A study of influence of mercerization on cellulose supramolecular structure, water retention value and tensile properties

, 2013
In this study the effect of the mercerization degree on the water retention value (WRV) and tensile properties of compression molded sulphite dissolving pulp was evaluated.
Halonen, Helena,, Iversen, Tommy,, Larsson, Per Tomas,   +2 more
core   +1 more source

Cytotoxicity tests of cellulose nanofibril-based structures

, 2013
Cellulose nanofibrils based on wood pulp fibres are most promising for biomedical applications. Bacterial cellulose has been suggested for some medical applications and is presently used as wound dressing.
Gatti, Antonietta Maria,, Chinga-Carrasco, Gary,, Alexandrescu, Laura C.,, Syverud, Kristin,   +3 more
core   +1 more source

Chemisorption of air CO2 on cellulose: an overlooked feature of the cellulose/NaOH(aq) dissolution system

, 2017
A natural abundance of the air CO2 in NaOH(aq) at low temperature was investigated in terms of cellulose-CO2 interactions upon cellulose dissolution in this system.
Merima Hasani, Theliander, Hans, Gunnarsson, Maria, Maria Gunnarsson, Hasani, Merima, Hasani, Merima,, Hans Theliander, Gunnarsson, Maria,, Theliander, Hans,   +8 more
core   +1 more source

Purification and Characterization of Streptomyces sp. IK Chitinase

Indonesian Journal of Biotechnology, 2015
Streptomyces sp. IK isolated from compost inoculants, could produce extra cellular chitinase in a medium containing 0.2% (w/v) colloidal chitin, fermented for 96 hours at 30oC.
Sebastian Margino, Agustinus Joko Nugroho, Widya Asmara   +2 more
doaj