搜索结果: 16-30 共查到“知识库 食品生物化学”相关记录1796条 . 查询时间(0.703 秒)
基于高通量测序的紫贻贝中微生物群落分析
紫贻贝 高通量测序 微生物
2019/3/19
为探究不同状态下紫贻贝制品表面附着的微生物菌群组成情况。本实验以新鲜紫贻贝、冻藏紫贻贝、自制紫贻贝干，贮藏自制紫贻贝干和市售紫贻贝干为研究对象，通过对紫贻贝表面附着微生物提取及高通量测序分析，获得不同紫贻贝样品中微生物组成及变化情况。实验结果表明，各样本中有效序列范围为30066~40563条、Operational taxonomic unit（OTU）范围为28~128，其中市售紫贻贝干OTU...
A high-glycemic diet is associated with cerebral amyloid burden in cognitively normal older adults
Alzheimer disease amyloid PET imaging carbohydrate glycemic load principal components analysis
2018/11/21
Background: Little is known about the relation between dietary intake and cerebral amyloid accumulation in aging.
Closer to clarity on the effect of lipid consumption on fat-soluble vitamin and carotenoid absorption: do we need to close in further?
lipid consumption fat-soluble vitamin carotenoid absorption
2018/11/16
Orange, red, yellow, and dark-green vegetables serve as important sources of a number of dietary bioactive phytochemicals, vitamins, and minerals, including 3 of 4 fat-soluble vitamins (FSVs): vitamin...
该研究探讨了矿物元素指纹分析技术对黑龙江黄豆产地溯源的可行性，筛选出判别黑龙江黄豆产地溯源的有效指标。利用电感耦合等离子体质谱仪（inductively coupled plasma mass spectrometry，ICP-MS）测定来自齐齐哈尔和北安2个地域50份黄豆样品中52种矿物元素的含量，并对数据进行了方差分析、主成分分析和判别分析。研究表明，46种矿物元素含量在地域间存在显著差异，通...
Dynamics of intrapericardial and extrapericardial fat tissues during long-term, dietary-induced, moderate weight loss
Mediterranean diet cardiac magnetic resonance imaging extrapericardial fat intrapericardial fat low-fat diet
2018/11/19
Background: In view of evidence linking pericardial fat accumulation with increased cardiovascular disease risk, strategies to reduce its burden are needed. Data comparing the effects of specific long...
Transcriptome profiling from adipose tissue during a low-calorie diet reveals predictors of weight and glycemic outcomes in obese, nondiabetic subjects
obesity insulin resistance low-calorie diet transcriptome analysis adipose tissue
2018/11/19
Background: A low-calorie diet (LCD) reduces fat mass excess, improves insulin sensitivity, and alters adipose tissue (AT) gene expression, yet the relation with clinical outcomes remains unclear.
Modeled changes in US sodium intake from reducing sodium concentrations of commercially processed and prepared foods to meet voluntary standards established in North America: NHANES
intake modeling national sodium food United States
2018/11/15
Background: Approximately 2 in 3 US adults have prehypertension or hypertension that increases their risk of cardiovascular disease. Reducing sodium intake can decrease blood pressure and prevent hype...
Validating polyphenol intake estimates from a food-frequency questionnaire by using repeated 24-h dietary recalls and a unique method-of-triads approach with 2 biomarkers
Adventist Health Study method of triads phytochemicals polyphenols urinary polyphenols
2018/11/13
Background: The assessment of polyphenol intake in free-living subjects is challenging, mostly because of the difficulty in accurately measuring phenolic content and the wide presence of phenolics in ...
Comparison of the DASH (Dietary Approaches to Stop Hypertension) diet and a higher-fat DASH diet on blood pressure and lipids and lipoproteins: a randomized controlled trial–
DASH diet lipoproteins saturated fat triglyceride blood pressure dairy
2018/11/27
Background: The DASH (Dietary Approaches to Stop Hypertension) dietary pattern, which is high in fruit, vegetables, and low-fat dairy foods, significantly lowers blood pressure as well as low-density ...
Extraction, Fractionation, and Chemical Characterisation of Fucoidans from the Brown Seaweed Sargassum pallidum
brown seaweed Sargassum pallidum fucoidan extraction cytotoxic activity
2016/12/9
The fucoidans were obtained by extraction with water and gradient precipitation with different concentrations of ethanol. The main structural characterisations and bioactivities were achieved. Four fr...
Effect of Novel Synthesised Policosanyl Phenolates on Lipid Oxidation
Novozyme 435 lipophilisation policosanols phenolic acids antioxidan
2016/12/9
Lipophilic derivatisation of phenolic acids could greatly improve their antioxidant activities and solubility in hydrophobic environments, broadening their applications in food, pharmaceutical, and co...
Enzyme-Linked Immunosorbent Assay for Simultaneous Detection of Two Fungicides Kresoxim-methyl and Trifloxystrobin in Oranges
kresoxim-methyl trifloxystrobin polyclonal antibody ELISA recovery rate
2016/12/9
To assemble an indirect competitive enzyme-linked immunosorbent assay (ELISA) for estimating two strobilurin fungicides at the same time, the hapten was synthesised which contained the common active g...
Effects of a bilberry preparation on selected cell lines of the digestive system
Vaccinium myrtillus L. cytotoxicity functional food genotoxicity mutagenicity
2016/12/9
Bilberry is a valuable wild forest fruit harvested in many countries in Europe. The biological activities of bilberry include antioxidant, anticancer, antiviral, antibacterial, and anticholinesterase ...
Proteolysis in raw milk in relation to microbiological indicators
primary amino groups proteolytic enzymes psychrotrophic microorganisms quality of bovine raw milk somatic cell count total count of microorganisms
2016/12/9
Proteolysis in raw milk is a crucial parameter indicating both cow’s mastitis and the technological problems or spoilage risk of final products. However, a suitable analytical method for its early det...