Purification, characterization and cloning of a chitinase from Bacillus sp. NCTU2.

abstract：:Restoration of insulin secretion by transplantation of isolated islets is a treatment for type Ι diabetes mellitus. One of the major issues with clinical treatment of islet transplantation is how to maintain islet viability during transportation from the donor to the patient. We developed a method that uses alginate e...

journal_title：Biotechnology and applied biochemistry

authors： Li N,Zhang Y,Xiu Z,Wang Y,Chen L,Wang S,Li S,Guo X,Ma X

更新日期：2015-07-01 00:00:00

abstract：:Succinylcholine apnea happens in cases of null butyrylcholinesterase activity after administration of preintubation succinylcholine. So far, there is no such popular test that can rapidly screen null butyrylcholinesterase activity from plasma. Development of a novel method for rapid screening of null butyrylcholineste...

journal_title：Biotechnology and applied biochemistry

authors： Nagpal N,Chowdhary S,Bhattacharyya R,Banerjee D

更新日期：2015-03-01 00:00:00

abstract：:Cholesterol esterase modified with polyethylene glycol was able to dissolve in some highly hydrophobic solvents such as benzene and toluene, and catalyze the synthesis of cholesterol linoleate with time dependency in the reverse of the usual reaction in aqueous solvents. Enzymatic cholesterol linoleate synthesis follo...

journal_title：Biotechnology and applied biochemistry

authors： Mori S,Nakata Y,Endo H

更新日期：1992-06-01 00:00:00

abstract：:A sensitive sandwich enzyme immunoassay (e.i.a.) for serrapeptase (TSP), an orally available anti-inflammatory proteinase, was established using affinity-purified anti-TSP rabbit IgG and its Fab' fragment conjugated with horseradish peroxidase as the first and the second antibodies respectively. TSP in the plasma was ...

journal_title：Biotechnology and applied biochemistry

authors： Moriya N,Nakata M,Nakamura M,Takaoka M,Iwasa S,Kato K,Kakinuma A

更新日期：1994-08-01 00:00:00

abstract：:Glutaraldehyde crosslinked, immunoprecipitated gulonolactone oxidase, injected intraperitoneally, has significant catalytic activity and is capable of providing long-term therapeutic benefit for the enzyme deficiency disease scurvy. The enzyme is tolerated even in repetitive doses. In the present study, however, we ha...

journal_title：Biotechnology and applied biochemistry

authors： Sato P,Lindemann D

更新日期：1986-04-01 00:00:00

abstract：:High-abundant plasma proteins pose a challenge in a large number of proteomics-based technologies. Depletion of these high-abundant proteins has proven to be a fruitful strategy to circumvent masking of lower-abundant proteins that could serve as valuable biomarker candidates. However, current strategies often do not ...

journal_title：Biotechnology and applied biochemistry

authors： Eriksson C,Schwenk JM,Sjöberg A,Hober S

更新日期：2010-06-09 00:00:00

abstract：:The structural underpinnings of O₂ activation in P450s have been limited by the inability to trap unstable oxy complexes in the crystalline state for structure determination. To date there are only two known oxy P450 structures. Even so, much is known about O₂ activation in P450cam and the role that redox partner bind...

journal_title：Biotechnology and applied biochemistry

authors： Poulos TL,Madrona Y

更新日期：2013-01-01 00:00:00

abstract：:Oxidative DNA damage is involved in mutagenesis, carcinogenesis, aging, radiation effects and also in the action of several anticancer drugs. Accumulated evidence indicates that iron may play an important role in these processes. The conversion of the closed circular double-stranded supercoiled plasmid pcDNA3 into the...

journal_title：Biotechnology and applied biochemistry

authors： El-Sayed IH,El-Masry SA

更新日期：2003-12-01 00:00:00

abstract：:In our work, one-step electro-deposition method was adopted to produce polyaniline (PANI) and functional multiwalled carbon nanotubes (f-MWCNTs) films on glass carbon electrodes, and the modified electrodes were applied as an electrochemical sensor for determination of 10-hydroxycamptothecine (10-HCPT). The f-MWCNTs w...

journal_title：Biotechnology and applied biochemistry

authors： Meng L,Dai J,Rong S,Gao H,Zhang Z,Zhang Y,Chang D,Pan H

更新日期：2020-09-24 00:00:00

abstract：:The survival of inoculated microbes is critical for successful bioaugmentation in wastewater treatment. The influence of readily available nutrients (RANs) on the colonization of two functional bacteria, Pseudomonas putida M9, a strong biofilm-forming strain, and Comamonas testosteroni A3, a 3,5-dinitrobenzoic acid (3...

journal_title：Biotechnology and applied biochemistry

authors： Cheng Z,Meng X,Xie L,Xu H,Li M

更新日期：2015-09-01 00:00:00

abstract：:Melamine adulteration of food is a public health concern. It has been seen that melamine causes disease in many organs. Melamine-induced kidney disease is a well-recognized clinicopathological entity. Inflammation is thought to be important in melamine-induced pathology. Melamine is expected to bind with albumin becau...

journal_title：Biotechnology and applied biochemistry

authors： Rajpoot M,Bhattacharyya R,Banerjee D,Sharma A

更新日期：2017-07-01 00:00:00

abstract：:Flat panels are the most spread type of photobioreactors for studying light effects on a microalgae culture. Their low thickness, usually between 1 and 3 cm, aims at ensuring light homogeneity across the culture. Yet because optical density has to remain very low, studies are still limited to low cell density cultures...

journal_title：Biotechnology and applied biochemistry

authors： Jiang W,Levasseur W,Casalinho J,Martin T,Puel F,Perré P,Pozzobon V

更新日期：2020-02-03 00:00:00

abstract：:Solid-supported bilayer lipid membranes (s-BLMs) that possess some properties similar to those of conventional BLMs can be self-assembled on a freshly cleaved metal wire by a two-step procedure: (i) The tip of a Teflon-coated platinum wire, while immersed in a lipid solution, is cut off with a scalpel; (ii) the new ti...

journal_title：Biotechnology and applied biochemistry

authors： Tien HT,Salamon Z

更新日期：1990-10-01 00:00:00

abstract：:Biological mineralization is a highly programmed process in which inorganic minerals reassociate under the strict control of the extracellular matrix to form minerals with special functions and patterns. Shells are biominerals, and their synthesis is finely regulated by organic matrix including matrix proteins, polysa...

journal_title：Biotechnology and applied biochemistry

authors： Jin C,Ren HY,Pu JW,Liu XJ,Li JL

更新日期：2019-07-01 00:00:00

abstract：:A novel, improved dual bacterial-expression system, designed for large-scale generation of high-quality polyclonal antibody preparations intended for proteomics research, is presented. The concept involves parallel expression of cDNA-encoded proteins, as a fusion with two different tags in two separate vector systems....

journal_title：Biotechnology and applied biochemistry

authors： Falk R,Agaton C,Kiesler E,Jin S,Wieslander L,Visa N,Hober S,Ståhl S

更新日期：2003-12-01 00:00:00

abstract：:Recently, hPNAS-4 [human PNAS-4; also known as C1orf121 (Genbank accession number NP-057160)] was reported to be a novel pro-apoptotic protein in mammalian cells. However, at present there is little information about hPNAS-4 and its molecular mechanisms. In our present studies, the hPNAS-4 gene was first cloned into t...

journal_title：Biotechnology and applied biochemistry

authors： Deng H,Jiang Q,Liang S,Yan F,Hou S,Qian Z,Li J,Wen Y,Yang J,Wei Y

更新日期：2010-02-11 00:00:00

abstract：:Human erythrocytes from ten patients with chronic obstructive pulmonary disease (COPD) were loaded with increasing amounts of dexamethasone 21-phosphate and were re-infused into the original donors. Drug-loaded erythrocytes acted as circulating bioreactors, converting the non-diffusible dexamethasone 21-phosphate into...

journal_title：Biotechnology and applied biochemistry

authors： Rossi L,Serafini S,Cenerini L,Picardi F,Bigi L,Panzani I,Magnani M

更新日期：2001-04-01 00:00:00

abstract：:Fibroin, the major proteinaceous component of the silk fiber produced by larvae of the domesticated silk moth (Bombyx mori), has been widely investigated as a biomaterial for potential applications in tissue engineering and regenerative medicine. Following sol-gel transition, silk fibroin solutions can generate hydrog...

journal_title：Biotechnology and applied biochemistry

authors： Chirila TV,Suzuki S,Papolla C

更新日期：2017-11-01 00:00:00

abstract：:The pH optimum, temperature-dependence, thermal stability, substrate specificity and subsite affinities of the 66 kDa, pI 4.0 glucoamylase of the filamentous fungus Trichoderma reesei were determined. It had a pH optimum of 5.5 and a temperature optimum (5 min reaction time) of 70 degrees C with soluble starch as subs...

journal_title：Biotechnology and applied biochemistry

authors： Fagerström R,Kalkkinen N

更新日期：1995-04-01 00:00:00

abstract：:The optimum temperature and initial medium pH for amylase production by Bacillus sp. TS-23 were 55 degrees C and 8.5 respectively. Maximum amylase activity was obtained in a medium containing peptone and soluble starch as nitrogen and carbon sources. Activity staining revealed that two amylases with molecular masses o...

journal_title：Biotechnology and applied biochemistry

authors： Lin LL,Chyau CC,Hsu WH

更新日期：1998-08-01 00:00:00

abstract：:Glutamate dehydrogenase (GDH) and alcohol dehydrogenase (ADH) have been encapsulated in sheep and human red blood cells (RBCs) by a hypotonic dialysis/isotonic resealing procedure. At a fixed enzyme level in the dialysis bag (100 units/ml of RBCs), a significant encapsulation yield was observed for ADH, both in human ...

journal_title：Biotechnology and applied biochemistry

authors： Sanz S,Pinilla M,Garín M,Tipton KF,Luque J

更新日期：1995-10-01 00:00:00

abstract：:Yeast cells immobilized by entrapment in an insolubilized gelatin gel have been investigated with regard to their pattern of growth and respiratory activity. Mass-transfer resistance offered by the matrix and growth of the entrapped cells determine a gradient of nutrients throughout the gel which is responsible for bo...

journal_title：Biotechnology and applied biochemistry

authors： Parascandola P,de Alteriis E

更新日期：1996-02-01 00:00:00

abstract：:The phosphatase and tensin homolog (PTEN) gene plays a crucial role in signal transduction by negatively regulating the PI3K signaling pathway. It is the most frequent mutated gene in many human-related cancers. Considering its critical role, a functional analysis of missense mutations of PTEN gene was undertaken in t...

journal_title：Biotechnology and applied biochemistry

authors： Khan I,Ansari IA,Singh P,Dass J FP

更新日期：2017-09-01 00:00:00

abstract：:The structural gene of elastase strain K (elastase from Pseudomonas aeruginosa strain K), namely HindIII1500PstI, was successfully sequenced to contain 1497 bp. The amino acid sequence, deduced from the nucleotide sequence, revealed that the mature elastase consists of 301 amino acids, with a molecular mass of 33.1 kD...

journal_title：Biotechnology and applied biochemistry

authors： Wong CF,Salleh AB,Basri M,Abd Rahman RN

更新日期：2010-09-01 00:00:00

abstract：:Heparin is a widely used clinical anticoagulant that is prepared from pig intestine. A contamination of heparin in 2008 has led to a reexamination of animal-derived pharmaceuticals. A bioengineered heparin prepared by bacterial fermentation and chemical and enzymatic processing is currently under development. This stu...

journal_title：Biotechnology and applied biochemistry

authors： Suwan J,Torelli A,Onishi A,Dordick JS,Linhardt RJ

更新日期：2012-11-01 00:00:00

abstract：:Human urokinase was immobilized on an ethylene vinyl acetate copolymer surface. Soluble urokinase showed its maximum activity at pH 8.5, while the immobilized enzyme was most active at pH 9.0. Apparently, the shift in optimal pH was due to the polyanionic nature of the carrier surface on which the enzyme was immobiliz...

journal_title：Biotechnology and applied biochemistry

authors： Yabushita Y

更新日期：1988-06-01 00:00:00

abstract：:Various approaches for removal of high-abundance components in body fluids are currently available. While most methods are constructed for plasma depletion, there is a need for body-fluid-specific strategies. The aim of the present study was to design an affinity matrix suitable for the depletion of high-abundance pro...

journal_title：Biotechnology and applied biochemistry

authors： Ramström M,Zuberovic A,Grönwall C,Hanrieder J,Bergquist J,Hober S

更新日期：2009-02-01 00:00:00

abstract：:We tested a variety of liposomes for parameters such as DNA binding capacity and DNase I protection of incorporated and attached DNA to elucidate their use as vehicles for DNA transfer into cells and animals. The results were compared to other potential DNA vehicles, empty viral capsids, and nanoparticles. Maximal bin...

journal_title：Biotechnology and applied biochemistry

authors： Bertling WM,Gareis M,Paspaleeva V,Zimmer A,Kreuter J,Nürnberg E,Harrer P

更新日期：1991-06-01 00:00:00

abstract：:An extremely thermostable UDP-GlcNAc pyrophosphorylase has been purified from Thermus caldophilus GK24 by chromatographic methods including ion-exchange, hydrophobic interaction, and affinity chromatographies. The specific activity of the enzyme was enriched 41.8-fold, with a recovery of 2%. The molecular mass of the ...

journal_title：Biotechnology and applied biochemistry

authors： Kim JS,Koh S,Shin HJ,Lee DS,Lee SY

更新日期：1999-02-01 00:00:00

abstract：:The therapeutic potential of microRNA-21 (miR-21) small-molecule inhibitors has been of particular interest to medicinal chemists. Moreover, the development of more facile screening methods is lacking. In the present study, two potential screening strategies for miR-21 small-molecule inhibitor including the stem-loop ...

journal_title：Biotechnology and applied biochemistry

authors： Hei YY,Guo YX,Jiang CS,Wang S,Lu SM,Zhang SQ

更新日期：2019-09-01 00:00:00