نتایج جستجو برای: maceration method

تعداد نتایج: 1631067  

2011
Ming Liu Wenxiang Hu

Various extraction techniques were applied in the extraction of the biologically active constituents. The methods employed were traditional maceration extraction, microwave-assisted extraction(MAE), and ultrasound extraction (UE). Compared to the maceration extraction, MAE and UE methods provided high extraction yield, requiring short time frames and less labour. Microwave irradiation is a prov...

Journal: :Chemistry Central Journal 2007
Boryana Trusheva Dorina Trunkova Vassya Bankova

BACKGROUND Propolis is widely used in apitherapy, preparations, and food and beverage additives. Various extraction techniques were applied in the extraction of the biologically active constituents of poplar type propolis in order to compare their efficiency. The methods employed were: traditional maceration extraction, ultrasound extraction (UE), and microwave assisted extraction (MAE). RESU...

Journal: :Journal of animal science 2013
C Kokko K J Soder A F Brito R C Hovey R Berthiaume

Maceration and evening-cutting are 2 forage management techniques that have independently improved forage quality and nutrient utilization in ruminants, but have not been evaluated in combination. Using a dual-flow continuous culture fermenter system, this preliminary study was designed to evaluate the individual and combined effects of time of cutting and maceration on in vitro ruminal digesti...

1996
Subhash C. Mandal Pulok K. Mukherjee A. Nandy M. Pal B.P Saha

Various strength of alcohol were utilized for the preparation of tincture of asparagus racemosus roots by maceration for 7, 14 and 21 days. 50% (V/V) alcohol after 21 days of maceration showed maximum yield of total solid. The tinctures were evaluated by studying their different physico-chemical characteristics along with thin-Layer chromatography.

A. Hosseinsalari F. Farjadmand M. Eftekhari M. Khanavi M. Mirabzadeh M. Safavi M.R. Shams Ardekani R. Asatouri T. Akbarzadeh

Background and objectives: Variety of extraction methods coupled with definite solvents could increase the removal rate ofmajor constituents from plants. This research has been conducted to evaluate the effect of extraction methods on the main group of compounds, cytotoxicity, anti acetylcholinesterase (AChE) and antioxidant activity of Trachyspermum ammi fruits. <stro...

1999
Subash C. Mandal Sabita Pal (Dutta) Tapan K. Maity M. Pal B. P. Saha

Different strength of alcohol 40.50,60,70,80,90 per cent (v/v) and absolute were utilized for the preparation of tincture of azadirachta Indica A. Juss leaves by maceration for 7, 14,21 days. 60 per cent tincture produced after 21 says of maceration showed a maximum solid content of 1.425 per cent (v/v) and sowed pH 3.15. This tincture was characterized by studying is various physico-chmicla pr...

Journal: :Molecules 2015
Shujuan Zhang Mikael Agerlin Petersen Jing Liu Torben Bo Toldam-Andersen

Solaris is a new disease tolerant cultivar increasingly cultivated in cool climate regions. In order to explore the winemaking processes' potential to make different styles of Solaris wines, the effects of different pre-fermentation treatments (direct press after crushing, whole cluster press, cold maceration, and skin fermentation) on the volatile profile, chemical, and sensory properties of S...

2010
A. R. Srividya S. P. Dhanabal V. K. Misra G. Suja

Alpinia officinarum is a rhizome belonging to the family zingeberaeceae. Hydro alcoholic extract by hot and cold maceration and methanol extract by percolation process Qualitative phytochemical analysis of extract of Alpinia officinarum rhizome showed a majority of the compound including tannins, alkaloids, flavonoids and saponins. Hydroalcoholic extract prepared by hot maceration process was f...

2016
Stephanie R.A. Botelho Thais P. Martins Macária F. Duarte Andreza V. Barbosa Douglas Lau Fernanda R. Fernandes Marcio M. Sanches

Seeds that contain large amounts of oil, starch, fibers and phenols are the most difficult tissues for RNA extraction. Currently, there are some reports of virus detection in seeds using commercial kits for RNA extraction. However, individual seeds were used, which may not be always suitable for analyses that deal with large amounts of seeds. Sangha [1] described a simple, quick and efficient p...

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