Results 31 to 40 of about 989,780 (312)

Immobilized Staphylococcus aureus phospholipase C on calcium alginate-chitosan: improved performance and industrial potential in soybean oil refining

Frontiers in Bioengineering and Biotechnology
Phospholipases are versatile biocatalysts with wide applications in the food and oil industries due to their ability to hydrolyze phospholipids and improve product quality. In this study, production of an extracellular phospholipase C from Staphylococcus
Areej Ali Alzahrani, Najeh Krayem, Mona Alonazi, Eman Al-Shehri, Habib Horchani, Abir Ben Bacha   +5 more
doaj   +1 more source

Effect of Concentrated Salts Solutions on the Stability of Immobilized Enzymes: Influence of Inactivation Conditions and Immobilization Protocol

Molecules, 2021
This paper aims to investigate the effects of some salts (NaCl, (NH4)2SO4 and Na2SO4) at pH 5.0, 7.0 and 9.0 on the stability of 13 different immobilized enzymes: five lipases, three proteases, two glycosidases, and one laccase, penicillin G acylase and ...
Sabrina Ait Braham, El-Hocine Siar, Sara Arana-Peña, Diego Carballares, Roberto Morellon-Sterling, Hossein Bavandi, Diandra de Andrades, Jakub F. Kornecki, Roberto Fernandez-Lafuente   +8 more
doaj   +1 more source

Horseradish and soybean peroxidases: comparable tools for alternative niches? [PDF]

, 2006
Horseradish and soybean peroxidases (HRP and SBP, respectively) are useful biotechnological tools. HRP is often termed the classical plant heme peroxidase and although it has been studied for decades, our understanding has deepened since its cloning and ...
Alonso Lomillo, Alpeeva, Azevedo, Azevedo, Azevedo, Barry J. Ryan, Bruns, Bódalo, Campanella, Castilho, Castillo, Chen, Cho, Ciarán Ó’Fágáin, Colas, Dachs, Dai, Dai, dos Santos, Dotsikas, Dunford, Duroux, Ferapontova, Ferapontova, Ferapontova, Folkes, Gajhede, Gazaryan, Gazaryan, Gijzen, Gray, Gustafsson, Henriksen, Hoffmann, Howes, Howes, Howes, Hoyle, Hushpulian, Ignatenko, Jung, Kamal, Kamiya, Katz, Kazlauskas, Kenausis, Kim, Kim, Klibanov, Knutson, Konash, Kreiner, Lee, Lei, Li, Li, Lin, Lin, Lindgren, Liu, Luong, Mendive, Michizoe, Morawski, Morawski, Morgan, Morimoto, Mukai, Nagano, Neil Carolan, Newmyer, Newmyer, Nicell, Ozaki, Patel, Paul, Penalva, Poljaková, Rahman, Rauf, Rodriguez-Lopez, Rossiter, Sakharov, Schmitz, Schuvailo, Shipovskov, Smith, Smith, Song, Sun, Tafazoli, Tanaka, Teilum, Tupper, Tønning, van de Velde, van de Velde, Varnado, Veitch, Veitch, Veitch, Veitch, Verpoorte, Vreeke, Wandersman, Wang, Wang, Wanger, Welinder, Welinder, Welinder, Won, Woodard, Wu, Wuhrer, Yan, Yuan, Zhang, Zhang, Zhu   +119 more
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Immobilization of Lipase from Thermomyces Lanuginosus and Its Glycerolysis Ability in Diacylglycerol Preparation

Molecules
In the glycerolysis process for diacylglycerol (DAG) preparation, free lipases suffer from poor stability and the inability to be reused. To address this, a cost-effective immobilized lipase preparation was developed by cross-linking macroporous resin ...
Rui Xie, Yee-Ying Lee, Pengkai Xie, Chin-Ping Tan, Yong Wang, Zhen Zhang   +5 more
doaj   +1 more source

Enantiomeric Tartaric Acid Production Using cis-Epoxysuccinate Hydrolase: History and Perspectives

Molecules, 2019
Tartaric acid is an important chiral chemical building block with broad industrial and scientific applications. The enantioselective synthesis of l(+)- and d(−)-tartaric acids has been successfully achieved using bacteria presenting cis ...
Jinsong Xuan, Yingang Feng
doaj   +1 more source

Optimization of Enzymatic Gas-Phase Reactions by Increasing the Long-Term Stability of the Catalyst [PDF]

, 2004
Enzymatic gas-phase reactions are usually performed in continuous reactors, and thus very stable and active catalysts are required to perform such transformations on cost-effective levels.
Büchs, Jochen,, Daussmann, Thomas,, Ferloni, Clara,, Heinemann, Matthias,, Hummel, Werner,   +4 more
core   +2 more sources

Engineering Enhanced Antimicrobial Properties in α-Conotoxin RgIA through D-Type Amino Acid Substitution and Incorporation of Lysine and Leucine Residues

Molecules
Antimicrobial peptides (AMPs), acknowledged as host defense peptides, constitute a category of predominant cationic peptides prevalent in diverse life forms. This study explored the antibacterial activity of α-conotoxin RgIA, and to enhance its stability
Minghe Wang, Zhouyuji Liao, Dongting Zhangsun, Yong Wu, Sulan Luo   +4 more
doaj   +1 more source

The development of human sera tests for HDL-bound serum PON1 and its lipolactonase activitys⃞

Journal of Lipid Research, 2007
Serum paraoxonase (PON1) is a lipolactonase that associates with HDL-apolipoprotein A-I (HDL-apoA-I) and thereby plays a role in the prevention of atherosclerosis. Current sera tests make use of promiscuous substrates and provide no indications regarding
Leonid Gaidukov, Dan S. Tawfik
doaj   +1 more source

Tablet-Based Sensor: A Stable and User-Friendly Tool for Point-of-Care Detection of Glucose in Urine

Biosensors, 2023
The colorimetric detection of glucose in urine through enzymatic reactions offers a low-cost and non-invasive method to aid in diabetes management. Nonetheless, the vulnerability of enzymes to environmental conditions, particularly elevated temperatures,
Hasti Hajimiri, Seyed Hamid Safiabadi Tali, Muna Al-Kassawneh, Zubi Sadiq, Sana Jahanshahi-Anbuhi   +4 more
doaj   +1 more source

Production of extracellular protease by a Brazilian strain of Beauveria bassiana reactivated on coffee berry borer, Hypothenemus hampei

Brazilian Archives of Biology and Technology, 2007
Studies were carried out on extracellular protease production by Beauveria bassiana CG432 in liquid medium containing glucose and yeast extract. B. Bassiana presented active growth after lag period of 24 h., produced 80% of the total of the extracellular
Eliana Tiemi Ito, Geni Varéa-Pereira, Dalva Tomoe Miyagui, Maria Helena Pimenta Pinotti, Pedro Manoel Oliveira Janeiro Neves   +4 more
doaj   +1 more source