نتایج جستجو برای: bath ultrasound

تعداد نتایج: 125245  

Journal: :international journal of nano dimension 0
m. khatamifar department of chemistry, faculty of sciences, shahid bahonar university of kerman, kerman, iran. z. rashidi ranjbar department of chemistry, faculty of sciences, shahid bahonar university of kerman, kerman, iran. s. j. fatemi department of chemistry, faculty of sciences, shahid bahonar university of kerman, kerman, iran.

this work reports a facile sonochemical route in the synthesis of nano particle of deferasirox for the first time. one application of nanotechnology is in improvement of available treatments for various diseases. deferasirox (icl670 or exjade) is a tridentate chelating agent for removing transfusion overload iron in thalassemia patients. in the present work, deferasirox was prepared in nano size...

2012
Alenka Maček Lebar

Sonoporation is a phenomenon where ultrasound increases cell membrane permeability. As the result, molecules that are otherwise deprived of transport mechanisms can be transported across the cell membrane. Several different experimental exposure systems are described in the literature. Low-frequency ultrasound (<500 kHz) exposure systems can be divided into two groups: systems with the transduc...

2015
Samir Helmy Yvonne Bader Marianne Koch Denise Tiringer Christian Kollmann Brenda A Wilson

OBJECTIVE Ultrasound is considered a safe imaging modality and is routinely applied during early pregnancy. However, reservations are expressed concerning the application of Doppler ultrasound in early pregnancy due to energy emission of the ultrasound probe and its conversion to heat. The objective of this study was to evaluate the thermal effects of emitted Doppler ultrasound of different ult...

Journal: Journal of Herbal Drugs 2011
Amir Masumi Elham Tavokoli Dinanie, Javad Hashemi Mahmood Atrashi Mohammad Taghi Darzi Shirin Rozbeh

Background & Aim: Medicinal plants are most valuable and useful sources as productive factors of drugs. Production and extraction of secondary metabolites have a huge economical importance in recent years. Carvone is a compound in Bunium persicum fruit and shoot and, it is one of the wide range varieties of valuable and useful secondary metabolites. Due to limited crop production, usin...

2015
Jonathan Kivinen Melissa Togtema Gregor Mulzer Joshua Choi Ingeborg Zehbe Laura Curiel Samuel Pichardo

BACKGROUND A device was devised which aimed to reduce the time and expertise required to perform sonoporation on adherent cell cultures. This prototype device was used to examine the superficial effect of bath temperature on sonoporation efficacy. METHODS The prototype device consisted of six ultrasound transducers affixed beneath an Opticell stage. Six transducers with nominal diameters of 2...

The removal of copper (II) ion by using ultrasound pre-treatment to increase the pores structure and surface area on peanut husk powder via direct sonication (ultrasound probe) and indirect ultrasound (ultrasound bath) at powder level 3.5 W. In previous studies, researchers had applied ultrasound simultaneous with adsorption process. This method is not suitable to treat huge amount of heavy met...

Journal: Journal of Herbal Drugs 2011
Amir Masumi Elham Tavokoli Dinanie, Javad Hashemi Mahmood Atrashi Mohammad Taghi Darzi Shirin Rozbeh

Background & Aim: Medicinal plants are most valuable and useful sources as productive factors of drugs. Production and extraction of secondary metabolites have a huge economical importance in recent years. Carvone is a compound in Bunium persicum fruit and shoot and, it is one of the wide range varieties of valuable and useful secondary metabolites. Due to limited crop production, usin...

Journal: :مهندسی بیوسیستم ایران 0
رضا یگانه استادیار گروه مهندسی مکانیک ماشین‏های کشاورزی، دانشکدۀ کشاورزی، دانشگاه ایلام راضیه باباگل تبار کارشناس ارشد مهندسی مکانیک ماشین‏های کشاورزی عادل حسین پور استادیار گروه مهندسی مکانیک ماشین‏های کشاورزی، دانشکدۀ کشاورزی، دانشگاه ایلام

tea is one of the most important medicinal plants which have a considerable effect on the treatment of cardiovascular disease and cancer. the drying process of tea leaves is carried out by hot air flow which consumes high level energy. the aim of the recent research was to investigate the procedure of high power ultrasound-assisted drying process of tea leaves. hybrid variety of chinese tea was...

Ultrasound has been widely employed in food industry, while some of its working parameters are usually neglected to be described in its application, which caused the difficulty of reproducing and comparing the results obtained by different groups. So it is definitely not sufficient to simply state the ultrasound conditions such as ultrasound power, frequency and t...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2011
mahmood atrashi elham tavokoli dinanie mohammad taghi darzi javad hashemi shirin rozbeh

background &amp; aim: medicinal plants are most valuable and useful sources as productive factors of drugs. production and extraction of secondary metabolites have a huge economical importance in recent years. carvone is a compound in bunium persicum fruit and shoot and, it is one of the wide range varieties of valuable and useful secondary metabolites. due to limited crop production, using app...

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