نتایج جستجو برای: standard jar test protocol
تعداد نتایج: 1465988 فیلتر نتایج به سال:
Twenty six anaerobes were recovered from 150 deep-seated abscess samples cultured by the proposed two-step combustion-modified candle-jar system and Anoxomat. The degree of growth and colony size were similar in both systems, except for Clostridium difficile. The modified candle-jar system was found to be a sensitive and cost-effective alternative that might be used in resource-limited settings.
PO4(3-) and SiO3(2-) are often used as modifier to improve stability and aggregating ability of the iron-base coagulants, however, there are few reports about their detailed comparison between the coagulation performance and mechanisms. In this study, three coagulants--polyferric phosphoric sulfate (PFPS), polysilicon ferric sulfate (PFSS), and polyferric sulfate (PFS) were synthesized; their s...
Coronavirus belong to a large family of virus called Coronaviridae predominantly affects respiratory system. Virus that cause COVID-19, spreads mainly by droplet infection from oral or nasal secretions. Clinical presentation starts with fever, headache, cough, malaise and gastro- intestinal symptoms. Loss taste smell have been reported. Most the patients recover milder symptoms, few reported or...
this study investigates the effect of teacher’s repetition as an input enhancement technique in explicit teaching of vocabulary items on efl learners’ later retrieval. to this end, 66 persian speaking english learners, aged 18 - 29, homogenized through a standard proficiency test (opt), were chosen and put into two experimental and control groups, each 33 learners. general service list (gsl), a...
The purpose of the study was to compare changes in oral health during intubation until 48 hours after extubation in neuroscience intensive care unit (ICU) patients enrolled in a standard or a comprehensive oral care protocol. The effects of manual toothbrushing (standard group, n = 31) were compared with those of tongue scraping, electric toothbrushing, and moisturizing (comprehensive group, n ...
The rise of this regime has been supported (perhaps unwittingly) by governments and central banks.
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