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Three-Phase Partitioning for Purification of Laccase Produced by Coriolopsis trogii under Solid Fermentation
Laccase Produced Coriolopsis trogii
2016/6/2
In order to explore separation and purification methods of Coriolopsis trogii laccase production by solid fermentation, we used a three-phase separation technique and wherein the main factors (ammoniu...
Evaluation of Patulin in Commercial Baby Foods by solid Phase Extraction and Liquid Chromatography PDA Detection
homogenised puree HPLC patulin Turkish markers
2015/3/4
A simple, reliable, and rapid RP-LC method has been developed for the determination of patulin in commercial baby foods
from Turkish markets. Solid phase extraction and liquid chromatography with ph...
A novel sorbent for solid-phase extraction coupling to high performance liquid chromatography for the determination of olaquindox in fish feed
HPCL molecular imprinting SPE olaquindox
2014/10/11
A new and hydrophilic molecularly imprinted polymer (MIP) selective for olaquindox was prepared by bulk polymerisation using methacrylic acid as the functional monomer and ethylene glycol dimethacryla...
Determination of volatiles in beer using solid-phase microextraction in combination with gas chromatography/mass spektrometry
GC headspace technique solid phase microextraction volatile compounds
2014/7/10
Headspace solid phase microextraction and purge and trap analysis were used for the determination of volatiles in beer. These methods were compared with the analysis of unconcentrated gas phase and li...
Effects of shading and growth phase on the microbial inactivation by pulsed light
UV-C light non-thermal methods shading effect decontamination inactivation
2014/2/24
Pulsed light is an emerging technology that kills microorganisms using pulses of an intense broad-spectrum light. This work aimed to determine the effect of population density and microbial growth pha...
Preparation of High Concentration O/W and W/O Emulsions by the Membrane Phase Inversion Emulsification Using PTFE Membranes
membrane emulsification phase inversion PTFE membrane
2009/7/7
A new phase inversion method was developed by modifying the membrane emulsification method with preliminary emulsification. A phase-inverted O/W emulsion of which the volume fraction of dispersed phas...
Preparation of W/O/W Multiple Emulsions with Polymers in the Outer Aqueous Phase
W/O/W emulsion encapsulation efficiency surfactant
2009/6/18
Conditions for preparing W/O/W emulsions with a polymer in the aqueous phase as a possible entrapping agent to produce powdery multiple emulsions were investigated for food applications of W/O/W emuls...
Comparative Enantioseparation of Monoterpenes by HPLC on Three Kinds of Chiral Stationary Phases with an On-Line Optical Rotatory Dispersion under Reverse Phase Mode
enantioseparation chiral stationary phases monoterpenes
2009/6/17
HPLC enantioseparation of chiral monoterpenes was studied using amylose (AD-H), cellulose (OD-H) and β-cyclodextrin (CD-Ph), phenyl carbamate derivatives as chiral stationary phases (CSPs). The contri...
Determination of Reductones, Furans and Organic Acids in Aqueous Model Matrices Using Solid-Phase Extraction and Gas Chromatography/Mass Spectrometry
reductone furan organic acid
2009/5/31
A method using solid-phase extraction (SPE) and GC-MS was developed for the determination of a series of polar and unstable flavor compounds: reductones, furans and volatile organic acids, in aqueous ...
The Use of Lewis Cell to Investigate the Enzyme Kinetics of an (S)-Hydroxynitrile Lyase in Two-Phase Systems
Lewis cell two-phase system mass transfer
2009/3/20
(S)-Hydroxynitrile lyase from Hevea brasiliensis (HbHnl) (EC 4.1.2.39) catalyzes the reversible synthesis of chiral cyanohydrins from aldehydes or ketones and HCN. The enzymatic formation of (S)-mande...
Improved Analytical Precision of 1,4-Dihydroxy-2-naphthoic Acid by High Performance Liquid Chromatography Using Dithiothreitol as Mobile Phase Additive
1,4-dihydroxyl-2-naphtoic acid (DHNA) HPLC analysis dithiothreitol (DTT) mobile phase additive
2010/2/3
1,4-dihydroxyl-2-naphtoic acid (DHNA) is a bifidogenic growth stimulator from Propionibacterium freudenreichii. According to a method described earlier, the peak area of DHNA measured by a high-perfor...
Quantitative Analysis of in Traditional Egyptian Foods (Koushary and Foul Medams), Black Tea, Instant Coffee and Bottled Waters by Solid Phase Extraction-Capillary Gas Chromatography-Mass Spectroscopy
Phthalates Plasticizers Egyptian Foods
2016/5/31
In the present study, method of solid-phase extraction followed by capillary gas chromatography coupled to mass spectrometry (SPE-GC-MS) was used for quantitative analysis of trace levels of phthalate...
Analysis of Major Caprine Milk Proteins by Reverse-Phase High-Performance Liquid Chromatography and Electrospray Ionization-Mass Spectrometry
caprine milk proteins mass espectrometry electrospray source
2008/4/1
Major proteins from caprine milk were separated by preparative gel permeation and cation-exchange fast protein liquid chromatography and were characterized by flow injection analysis by electrospray i...
Effect of Sodium Chloride on the Serum Phase of Mozzarella Cheese
Mozzarella cheese expressible serum
2008/3/28
The objective was to compare changes in the serum phase of brine-salted and unsalted Mozzarella cheeses during aging to elucidate the impact of NaCl on the serum phase and physico-chemical changes. Br...
Survival During Frozen and Subsequent Refrigerated Storage of Lactobacillus acidophilus Cells as Influenced by the Growth Phase
Lactobacillus acidophilus harvest time frozen storage refrigerated storage
2008/3/23
Cells of Lactobacillus acidophilus propagated in peptonized milk nutrient broth maintained at pH 5 were harvested during the late logarithmic (log) phase and at 6 h into the stationary phase of growth...