نتایج جستجو برای: ultra filtration

تعداد نتایج: 95871  

Journal: :Pathophysiology of Haemostasis and Thrombosis 1981

Journal: :Zeitschrift für analytische Chemie 1867

Journal: :Anaesthesia 2007

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 1390

در پژوهش حاضر، سه گونه باکتریایی بیمارگر erwinia carotovora، xanthomonas axonopodis و streptomyces turgidiscabies به منظور یافتن پکتیناز خارج سلولی که توانایی شکست پکتین مرکبات با درجه استریفیه بالا را دارد، مورد بررسی قرار گرفت. در این میان، گونه xanthomonas axonopodis دارای بهترین فعالیت پکتینازی می باشد. بهینه سازی شرایط کشت نشان داد که این باکتری در محیط حاوی1/0% پکتین مرکبات، 1% پپتن، 1%ye...

Journal: :Scientific American 1897

Journal: :Atmosphere 2023

The treatment of polluted industrial flow remains a relevant topic for the purpose sustainable development and improvement general state environment. removal particulate matter, especially their fine ultra-fine fractions, from gas flow, is an urgent task, but it poses many challenges demands purification technology. This paper presents results first stage research using newly developed cleaning...

Journal: :Water 2022

The corrosion of metal pipes within water distribution systems posed great threats towards the quality and safety drinking water. In this study, quantity suspended particles alongside was investigated based on field experiments in a supply plant located Zhengzhou City Henan Province. changes were lab scale through analyzations about suspensions sedimentations using effluents from both conventio...

Journal: :iranian journal of biotechnology 2013
navid dadashpour davachi seyyed mohammad miri

the success rate of embryo production critically depends on several factors. one of the pivotal factors is a technique used for the whole procedure of in vitro fertilization (ivf) and in vitro embryo culture (ivc) (1, 2). besides the technique selected for ivf / in vitro embryo production (ivep), there is an important consideration called ivf/ivep culture dishes disinfection (3). for many years...

Journal: :veterinary research forum 2014
hassan hassanzadazar ali ehsani karim mardani

viability of probiotic bacteria in food during maintenance and time of consuming in food has become a challenge in food hygiene and technology and is important for representing their beneficial health effects. the aim of this study was to determine the survival of probiotic enterococcus faecium derived from koopeh cheese added to industrial iranian ultra-filtrated (uf) cheese and screening for ...

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