نتایج جستجو برای: 5 at different pectinase concentrations 005

تعداد نتایج: 5542363  

Journal: :فرآوری و نگهداری مواد غذایی 0

lycopene is a natural and dominant pigment in tomato which today itsextraction enhancement from tomato and tomato products is trying. in this study atfirst wed use pectinase at 25, 30, 35 and 40 ml/kg concentration at 0, 30, 60, 90,120 and 180 effecting time in 55 0c constant temperature incubation. then beforeextraction half of samples were washed with 94% ethanol at 60 0c for 5 second. ithas ...

2014
Alessandra Biz Fernanda Cardoso Farias Francine Aline Motter Diogo Henrique de Paula Peter Richard Nadia Krieger David Alexander Mitchell Vladimir N. Uversky

Recently, it has been suggested that pectinases could be used to hydrolyze pectin in biorefineries based on pectin-rich agro-industrial wastes. However, for this to be viable, the cost of their production would need to be lowered significantly. In fact, over the last few decades, there have been many attempts to improve pectinase production by existing strains or to screen for new strains from ...

2013
Pushpa S. Murthy M. Madhava Naidu

Pectinase was produced by solidstate fermentation utilizing coffee pulp with Aspergillus niger CFR 305. The exogenous pectinase contained 7539 ±70 U/g of enzyme activity. Further the pectinase enzyme was partially decolorized with activated carbon and 80 % recovery of enzyme activity was obtained. The optimum pH and temperature of the crude decolorized pectinase was 4.5 and 50°C respectively. T...

Journal: :Revista Mexicana De Ingenieria Quimica 2021

In this study, complete purification, characterization, and immobilization of polygalacturonase (pectinase) from Penicillium notatum were carried out to achieve an economical suitable alternative for industrial fruit juice clarification. Biosynthesis was under pre-optimized conditions employing solid-state fermentation at a pilot scale using wheat bran. The enzyme subjected series steps purific...

Journal: :The Journal of allergy and clinical immunology 2013
Kathleen M Donohue Rachel L Miller Matthew S Perzanowski Allan C Just Lori A Hoepner Srikesh Arunajadai Stephen Canfield David Resnick Antonia M Calafat Frederica P Perera Robin M Whyatt

BACKGROUND Bisphenol A (BPA) is used widely to manufacture food container linings. Mouse models suggest exposure to BPA might increase allergic inflammation. OBJECTIVES We hypothesized that BPA exposure, as assessed based on urinary BPA concentrations, would be associated with increased odds of wheeze and asthma and increased fraction of exhaled nitric oxide (Feno) values in children. METHO...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده مهندسی موادو متالورژی 1393

the aim of this paper is eliminating cr(vi) by natural hap. hap is a inexpensive material which is used from bovine critical bone ash in order to remove heavy metal ions like cr(vi). some experiments in different ph are performed (ph=2,3,7). maximum adsorption was appeared at ph=2, dosage=0.3 gr, c0=10 mg/l. cr(vi) removal depends on ph value and initial amount of cr(vi) result of experiments w...

Journal: :Key Engineering Materials 2021

About thirty-five percent of coffee pulp waste is pectin. It may potentially be a source to used in the bioprocessing industry. For example, it can as substrate produce pectinase from microorganisms under solid-state fermentation (SSF). In this investigation, an isolated fungus VTM4 with density 10 7 spores/mL was grown on medium-based, and after 0-168 hours incubation at 30 °C, activity detect...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1390

one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...

Journal: :Jordan Journal of Agricultural Sciences 2021

Improving the quantity and quality of olive oil extraction is considered crucial for producers not only in Jordan but also worldwide. The present study aimed to enhance yield from fruits without compromising its by applying an enzymatic treatment technique during malaxation stage process.
 enzymes that were used this cellulase, pectinase, a mixture both at ratio (1:1). Each there was added...

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