نتایج جستجو برای: enzymatic digestion

تعداد نتایج: 88690  

Journal: :iranian journal of public health 0
h sadighian dept. of pathobiology, school of public health, tehran university of medical sciences, iran mr pourmand pediatrics infections research center, shahid beheshti university (m.c), tehran iran

background: the clinical diagnosis of meningitis is crucial, particularly in children. the early diagnosis and empiric an­tibi­otic treatments have led to a reduction in morbidity and mortality rates. pcr and the enzymatic digestion of 16srdna frag­ment which is produced by universal primers led up fast and sensitive determination. the purpose of this study was to investi­gate a rapid method fo...

Journal: :journal of medical bacteriology 0
mohammadreza pourmand department of pathobiology, school of public health, tehran university of medical sciences, tehran, ir iran. hooman sadighian department of pathobiology, school of public health, tehran university of medical sciences, tehran, ir iran. ramina mahboubi department of pathobiology, school of public health, tehran university of medical sciences, tehran, ir iran. elaheh salimi department of pathobiology, school of public health, tehran university of medical sciences, tehran, ir iran.

background: acute bacterial meningitis is among serious infections of the central nervous system (cns). the early diagnosis and empiric antibiotic treatments have led to a reduction in morbidity and mortality rates. pcr and the enzymatic digestion of 16s rdna fragment following the pcr by universal primers led up fast and sensitive determination. the aims of the present study was to improve our...

2016
YU ZHANG JINGLIANG XU ZHENHONG YUAN WEI QI YUNYUN LIU XINSHU ZHUANG

LHW (liquid hot water), HCl (hydrochloric acid) and NaOH (sodium hydroxide) were used to pretreat sugarcane bagasse (SB), and composition assay showed that the carbohydrate content in NaOH pretreated SB got to 84.3% and lignin decreased to 3.4%, while the LHW and HCl pretreatments brought similar composition changes, where the carbohydrate content reached 61.2% and 66.6%, respectively, and the ...

2013
Claudia Gittel Walter Brehm Janina Burk Henriette Juelke Carsten Staszyk Iris Ribitsch

BACKGROUND The treatment of tendon lesions with multipotent mesenchymal stromal cells (MSCs) is widely used in equine medicine. Cell sources of MSCs include bone marrow, as well as solid tissues such as adipose tissue. MSCs can be isolated from these solid tissues either by enzymatic digestion or by explant technique. However, the different preparation techniques may potentially influence the p...

Journal: :Bioelectrochemistry 2004
Stephen C Hillier Christopher G Frost A Toby A Jenkins Helen T Braven Russell W Keay Stephen E Flower John M Clarkson

This paper describes the synthesis and application of a novel ferrocene (Fc) label that can be efficiently attached to oligonucleotides. We demonstrate how pulse electrochemical methods can be used to measure very low concentrations of ferrocene label and, importantly, show good electroanalytical discrimination between a labelled oligonucleotide and an enzyme digested labelled oligonucleotide, ...

Journal: :Bioscience, biotechnology, and biochemistry 2009
Akihiro Ito Taka-aki Okamura Koichi Uegaki Han-Woo Kim Kazuhiko Ishikawa Tsutomu Nakamura Hitoshi Yamamoto Norikazu Ueyama

Analysis of products digested by glycosyl hydrolases helps understanding of the hydrolysis mechanism and the substrate recognition in the enzymes. We developed a new universal technique, which consists of ruthenium (II) complex labeling and mass spectrometry analysis, to identify the reducing sugars released from oligosaccharides by enzymatic digestion. This method was applied to enzymatic dige...

Journal: :Talanta 2014
Zhaodi Zhang Lingyi Zhang Chenggong Zhang Weibing Zhang

A novel enzymatic reactor was prepared by incorporating SBA-15 nanoparticles into hybrid organic-inorganic monolith and immobilizing trypsin with glutaraldehyde as bridging reagent. Preparation and operation conditions including nanoparticles percentage and residence time were optimized to improve the digestion efficiency. The digestion products were characterized by Matrix Assisted Laser Desor...

احمد شهرضا, حسین خان, بهدانی, مهدی, ریخته‌گران تهرانی, زهرا, سعیدی جم, مسعود, شباب, نوشین, کریمی زارع, سکینه,

Background: Molecular DNA markers are one of the most important tools in molecular biology labs. The size of DNA molecules is determined by comparing them with known bands of markers during gel electrophoresis. There are many different protocols to produce these kinds of molecular markers. In this study we have suggested an efficient strategy to produce molecular weight markers in industrial pr...

2011
Joanna Suliburska Paweł Bogdański Barbara Chiniewicz

Background. The mineral status in hypertensive patients may be affected by hypotensive drugs. The aim of this study was to estimate the influence of hypotensive drugs (angiotensine converting enzyme inhibitors (ACE-I), -blockers, Ca-antagonists, diuretics) on the potential bioavailability of magnesium, iron, zinc and copper from buckwheat groats in vitro enzymatic digestion. Material and metho...

Journal: :Journal of the American Society for Mass Spectrometry 2005
Shan-Shan Lin Chi-Hong Wu Mei-Chuan Sun Chung-Ming Sun Yen-Peng Ho

The work describes the accelerated enzymatic digestion of several proteins in various solvent systems under microwave irradiation. The tryptic fragments of the proteins were analyzed by matrix-assisted laser desorption/ionization mass spectrometry. Under the influence of rapid microwave heating, these enzymatic reactions can proceed in a solvent such as chloroform, which, under traditional dige...

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