Abstract:Objective To evaluate the risk of Staphylococcus aureus in raw milk in Shanghai by semi-quantitative risk assessment.Methods Based on the basic procedure of microbial risk assessment,a semi-quantitative risk assessment software(risk ranger) combining with
Abstract:Objective To identify spoilage microorganisms in chilled pork, and analyse the pattern of their growth and decline regularity in chilled pork stored at 0-4 ℃ . Methods Spoilage microorganisms froru chilled pork were incuhated in selective culture medi
Abstract:Objective To investigate the ruechanism of ruolecular hiology of beta-carotene on inhihiting the growth of huruan bladder cancer cell line T24. Methods The effect of different concentrations of beta-carotene (0, 5, 10 and 20 µmol/L) treated for 7
Abstract:Objective To escahlish a rapid and simple method for the determination of anthocyanins in fuction foods.Methods Samples, after being hydrolyzed, were separated on a Xtimate C18 column (4. 6 mm x 250 mm x5µm) with graclient elution. Th
Abstract:Objective To investigate the antioxidant activity of different parts of Litchi Chinensis Sonn.in vitro.Methods The concentration of alcohol for litchi extraction was optimized by using univariate analysis.Oxidation time,superoxide anion eliminating and to
Abstract:Objective To research the antioxitant effets and impact on human health of astaxanthin.Methods One hundred and twenty healthy volunteers were divided into test group and control group by random according to the content of serum MDA.Subjects in the test gr
Abstract:Objective To iruprove the measurements of aluminum ( Al) in fried foods by fluorimetry via chelating with 8-hyclroxyquinoline. Methods Fried foods samples were pretreated wirh wet digestion, and a chelating complex was formed by adding 8-hydroxyquinol
Abstract:Objective To establish a LC-MS/MS method for the screening of 4 illegal additives in slimming food.Methods The target compounds were analyzed by Agilent 1100 HPLC and TRAP MSD with ESI source,C18 column with methanol-water(0.1% HAc) gradient el
Abstract:Objective To establish a ASE/HPLC/UV-FLD analytical method for the detection of four fluoroquinolones residues in Taiping lake whitefish.Methods Samples were extracted with 8%(V/V) ammonia in acetonitrile by accelerated solvent extractor(ASE),and then wer
Abstract:Objective To establish a method of determining dicofol and seven pyrethroid pesticide residues in tea.Methods Pesticide residues were extracted from tea samples by using acetone.Extracts were cleaned up by Carbon/NH2 SPE column.Pesticides were
Abstract:Objective To establish a method of determining 33 0rganophosphorous pescicide residues in vegetahles.\nMethods Samples were detected by a FPD detector after extracteci, salted-out, concentrated anci purified with DB-5MS capillary colurun. Results There
Abstract:Objective To investigate proper conditions of capillary gas chromatography method for the determination of sodium cyclamate in ice-cream and to predict the variance of the method.Methods Samples were extracted by the national standard method;sodium cyclam
Abstract:Objective To set up a colorimetric method for the detemination of anthraquinones in Cassia Seed tea.Methods Anthraquinones were extracted by a mixture of acid and ether.The coloration of anthraquinones with magnesium acetate solution was detected at the m
Abstract:The network platform of national food contaminants monitoring system was introduced in detail in this paper through several aspects:development background,current situation,requirements analysis,hardware and software environment and function module.The ef
Abstract:Objective To improve the traceability supervision system of livestock meat production and ensure food safety in China.Methods Analyzing the main constraints in traceability supervision system.Results Suggestions were made aiming at the issues on the imper
Abstract:Food Safety Law has stipulated that imposing fines if some one refusing to make corrections after giving warning.However,whether the penalty should be imposed directly to the person whose illegal activities had been corrected but violated the same again o
Abstract:Rapid Alert System for Food and Feed(RASFF) is a real-time,rapid and efficient tool for information communication,which has been used successfully by European Union authorities to ensure the safety of food and feed.Based on the data and information from R
Abstract:Objective To investigate the cadmium contamination of retailed rice and rice products in Guangdong province,and provide reference basis for the risk assessment on cadmium exposure of food.Methods Rice(420) and dry rice product(420) samples were collected
Abstract:Objective To investigate the quantity and origin of ammonium salt in soy sauce produced in Kaiping city,and provide references for the quality control of soy sauce production.Methods Detecting the contents of ammonium salt and amino acid nitrogen in soy s
Abstract:Objective To quantify ancl compare the levels of insulin-like growth factor l (IGF-1) and nerve growth factor (NCF) in human colostrum, bovine colostrum, bovine milk and bovine blood serum. Methods Radioimmunoassay was used in the quantification of IGF
Abstract:Since food allergen is one of the most important parts in food safety management,limiting food allergen has important practical significance for consumers with food allergy,food safety regulators and food enterprises;however,food allergen limits are diffi
Abstract:Marine biotoxins bring potential health risks to human.Because of the complexity of chemical structure and the diversity of action mechanism of marine biotoxin,monitoring programs in many countries use animal models to detect the presence of marine biotox
Abstract:Food chemicals,such as contaminants,pesticides and food additives,may cause cumulative exposure of human beings through four types of combined effect or interaction,but traditional risk assessment methodologies were mainly based on single-chemical scenari
Abstract:Objective To explore the rules and characteristics of food poisoning in Dongguan in recent years, and then to formulate some prevention and control countermeasures. Methods Analyzing the data of food poisoning in Dongguan in 2007-2009. Results Ther
Abstract:Objective To develop a duplex real-time PCR array for rapid detection of Salmonella and Listeria monocytogenes.Methods The specific primers and probes were designed to amplify the fimY gene of Salmonella and the hly gene of Listeria monocytogenes.The sens
