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https://www.readbyqxmd.com/read/28198807/paenibacillus-polymyxa-nsy50-suppresses-fusarium-wilt-in-cucumbers-by-regulating-the-rhizospheric-microbial-community
#1
Lu Shi, Nanshan Du, Sheng Shu, Jin Sun, Shuzhan Li, Shirong Guo
Paenibacillus polymyxa (P. polymyxa) NSY50, isolated from vinegar residue substrate, suppresses the growth of Fusarium oxysporum in the cucumber rhizosphere and protects the host plant from pathogen invasion. The aim of the present study was to evaluate the effects of NSY50 application on cucumber growth, soil properties and composition of the rhizospheric soil microbial community after exposure to Fusarium oxysporum. Bacterial and fungal communities were investigated by Illumina sequencing of the 16S rRNA gene and the internal transcribed spacer (ITS) regions (ITS1 and ITS2)...
February 13, 2017: Scientific Reports
https://www.readbyqxmd.com/read/28169344/rewritable-painting-realized-from-ambient-sensitive-fluorescence-of-zno-nanoparticles
#2
Kai-Kai Liu, Chong-Xin Shan, Gao-Hang He, Ruo-Qiu Wang, Lin Dong, De-Zhen Shen
Paper, as one of the most important information carriers, has contributed to the development and transmission of human civilization greatly. Meanwhile, a serious problem of environmental sustainable development caused by the production and utilization of paper has been resulted to modern society. Therefore, a simple and green route is urgently demanded to realize rewritable painting on paper. Herein, a simple route to rewritable painting on copy paper has been demonstrated by using eco-friendly ZnO nanoparticles (NPs) as fluorescent ink, and vinegar and soda that are frequently used in kitchen as erasing and neutralizing agents...
February 7, 2017: Scientific Reports
https://www.readbyqxmd.com/read/28159272/improving-fermented-quality-of-cider-vinegar-via-rational-nutrient-feeding-strategy
#3
Zhengliang Qi, Die Dong, Hailin Yang, Xiaole Xia
This work aimed to find a rational nutrient feeding strategy for cider vinegar fermentation based on adequate information on the nutritional requirement of acetic acid bacteria. Through single nutrient lack experiment assay, necessary nutrient recipe for Acetobacter pasteurianus CICIM B7003 in acetous fermentation was confirmed. Compounds from the essential nutrient recipe were tested further to find out the key substrates significantly influencing cider vinegar fermentation. The findings showed that aspartate, glutamate, proline and tryptophan should be considered in detail for optimizing nutritional composition of cider...
June 1, 2017: Food Chemistry
https://www.readbyqxmd.com/read/28125972/gitelman-syndrome-in-a-south-african-family-presenting-with-hypokalaemia-and-unusual-food-cravings
#4
Pieter Du Toit van der Merwe, Megan A Rensburg, William L Haylett, Soraya Bardien, M Razeen Davids
BACKGROUND: Gitelman syndrome (GS) is an autosomal recessive renal tubular disorder characterised by renal salt wasting with hypokalaemia, metabolic alkalosis, hypomagnesaemia and hypocalciuria. It is caused by mutations in SLC12A3 encoding the sodium-chloride cotransporter on the apical membrane of the distal convoluted tubule. We report a South African family with five affected individuals presenting with hypokalaemia and unusual food cravings. METHODS: The affected individuals and two unaffected first degree relatives were enrolled into the study...
January 26, 2017: BMC Nephrology
https://www.readbyqxmd.com/read/28118566/characterization-of-the-thermal-degradation-of-vinegar-and-the-construction-of-an-identification-model-for-chinese-geographical-indication-vinegars-by-the-py-gc-ms-technique
#5
Cen Xiong, Zhiyi Su, Yanjie Zheng, Qi Wang, Yejing Ling, Zhongdong Liu, Yongle Li, Jingru Zhang, Guowu Yang, Xieguang Zhang
The pyrolysis (Py)-GC-MS technique was first introduced for the identification of two kinds of Chinese geographical indication vinegars because its advantages are that it is a simple and convenient sample pretreatment and inlet method. Abundant Py information about vinegars was obtained using Py-GC-MS; 21 common peaks were selected. With the help of the classical partial least-squares (PLS) modeling method for data analysis, two identification models for Shanxi extra-aged (SX) and Zhenjiang (ZJ) vinegars were established, respectively...
December 9, 2016: Journal of AOAC International
https://www.readbyqxmd.com/read/28110945/elucidation-of-the-aroma-compositions-of-zhenjiang-aromatic-vinegar-using-comprehensive-two-dimensional-gas-chromatography-coupled-to-time-of-flight-mass-spectrometry-and-gas-chromatography-olfactometry
#6
Zhilei Zhou, Shuangping Liu, Xiangwei Kong, Zhongwei Ji, Xiao Han, Jianfeng Wu, Jian Mao
In this work, a method to characterize the aroma compounds of Zhenjiang aromatic vinegar (ZAV) was developed using comprehensive two dimensional gas chromatography (GC×GC) coupled with time-of-flight mass spectrometry (TOFMS) and gas chromatography olfactometry (GC-O). The column combination was optimized and good separation was achieved. Structured chromatograms of furans and pyrazines were obtained and discussed. A total of 360 compounds were tentatively identified based on mass spectrum match factors, structured chromatogram and linear retention indices comparison...
January 9, 2017: Journal of Chromatography. A
https://www.readbyqxmd.com/read/28109249/parameter-estimation-in-large-scale-systems-biology-models-a-parallel-and-self-adaptive-cooperative-strategy
#7
David R Penas, Patricia González, Jose A Egea, Ramón Doallo, Julio R Banga
BACKGROUND: The development of large-scale kinetic models is one of the current key issues in computational systems biology and bioinformatics. Here we consider the problem of parameter estimation in nonlinear dynamic models. Global optimization methods can be used to solve this type of problems but the associated computational cost is very large. Moreover, many of these methods need the tuning of a number of adjustable search parameters, requiring a number of initial exploratory runs and therefore further increasing the computation times...
January 21, 2017: BMC Bioinformatics
https://www.readbyqxmd.com/read/28102019/shrimp-tropomyosin-retains-antibody-reactivity-after-exposure-to-acidic-condition
#8
Adeseye Lasekan, Hanjuan Cao, Soheila Maleki, Balunkeswar Balu Nayak
BACKGROUND: Although shrimp can be found in certain high acid food matrix, the allergenic capacity of shrimp tropomyosin exposed to low pH condition has not been fully clarified. Thus, a model marinade comprising white vinegar adjusted to different pH was used to determine the effects of acid-induced denaturation on the immunoreactivity of tropomyosin. RESULTS: Whole shrimp experienced either swelling or shrinkage after marination depending on the vinegar pH and the final muscle pH...
January 19, 2017: Journal of the Science of Food and Agriculture
https://www.readbyqxmd.com/read/28101467/some-qualitative-and-rheological-properties-of-virgin-olive-oil-apple-vinegar-salad-dressing-stabilized-with-xanthan-gum
#9
Solmaz Abedinzadeh, Mohammadali Torbati, Sodeif Azadmard-Damirchi
Purpose: Lipid oxidation and rheological properties are the main qualitative parameters determined in food emulsions. Salad dressings are food emulsions important in our daily diet, but conventional salad dressings have high amounts of cholesterol and saturated fatty acids because of egg yolk in their formulations. There are many studies on the modification of salad dressing formulations to replace egg yolk and saturated fats. The present study describes new formulation of salad dressing with olive oil and apple vinegar to produce a functional food product...
December 2016: Advanced Pharmaceutical Bulletin
https://www.readbyqxmd.com/read/28073824/a-drosophila-toolkit-for-defining-gene-function-in-spermatogenesis
#10
Nicole A Siddall, Gary R Hime
Expression profiling and genomic sequencing methods enable the accumulation of vast quantities of data that relate to expression of genes during the maturation of male germ cells from primordial germ cells to spermatozoa, and potential mutations that underlie male infertility. However, determination of gene function in specific aspects of spermatogenesis or linking abnormal gene function with infertility remain rate limiting, as even in an era of CRISPR analysis of gene function in mammalian models, this still requires considerable resources and time...
January 10, 2017: Reproduction: the Official Journal of the Society for the Study of Fertility
https://www.readbyqxmd.com/read/28071800/influence-of-fermentation-process-on-the-anthocyanin-composition-of-wine-and-vinegar-elaborated-from-strawberry
#11
Ruth Hornedo-Ortega, M Antonia Álvarez-Fernández, Ana B Cerezo, Isidoro Garcia-Garcia, Ana M Troncoso, M Carmen Garcia-Parrilla
Anthocyanins are the major polyphenolic compounds in strawberry fruit responsible for its color. Due to their sensitivity, they are affected by food processing techniques such as fermentation that alters both their chemical composition and organoleptic properties. This work aims to evaluate the impact of different fermentation processes on individual anthocyanins compounds in strawberry wine and vinegar by UHPLC-MS/MS Q Exactive analysis. Nineteen, 18, and 14 anthocyanin compounds were identified in the strawberry initial substrate, strawberry wine, and strawberry vinegar, respectively...
January 10, 2017: Journal of Food Science
https://www.readbyqxmd.com/read/28064452/in-vitro-data-support-the-investigation-of-vinegar-as-an-antimicrobial-agent-for-pd-associated-pseudomonas-exit-site-infections
#12
Christine F Carson, Oliver Ash, Aron Chakera
Peritoneal dialysis exit site infections caused by Pseudomonas spp. are difficult to treat and can lead to peritonitis and/or modality failure. Effective alternative or adjunct non-antibiotic antimicrobial agents could improve treatment as well as reduce the use of antibiotics and contribute to a reduction in antibiotic selection pressure and the further development of antibiotic resistance. Vinegar is popularly promoted as a topical antimicrobial agent and has been recommended as an adjunct treatment for Pseudomonas exit site infections in PD patients...
February 2017: Nephrology
https://www.readbyqxmd.com/read/28034800/effects-of-tetramethylpyrazine-from-chinese-black-vinegar-on-antioxidant-and-hypolipidemia-activities-in-hepg2-cells
#13
Jicheng Chen, Jingjing Tian, Huifang Ge, Ruihai Liu, Jianbo Xiao
Tetramethylpyrazine is a bioactive compound found in Chinese black vinegar. This work is to investigate the potential effects of tetramethylpyrazine on intracellular cholesterol modulation in HepG2 cells. The results demonstrated that tetramethylpyrazine can induce intracellular cholesterol efflux. Tetramethylpyrazine may also improve endothelial function through its antioxidant effects by inhibiting reactive oxygen species levels and increasing the antioxidant enzymes superoxide dismutase and catalase. Tetramethylpyrazine increased liver X receptor and peroxisome proliferator-activated receptor gene expression in HepG2 cells...
December 26, 2016: Food and Chemical Toxicology
https://www.readbyqxmd.com/read/28008718/binary-solvent-based-ionic-liquid-assisted-surfactant-enhanced-emulsification-microextraction-for-the-determination-of-four-fungicides-in-apple-juice-and-apple-vinegar
#14
Xiaochu Chen, Xu Zhang, Fengmao Liu, Fan Hou
A binary-solvent-based ionic-liquid-assisted surfactant-enhanced emulsification microextraction method was developed for the separation/preconcentration and determination of four fungicides (pyrimethanil, fludioxonil, cyprodynil, pyraclostrobin) in apple juice and apple vinegar. A non-chlorinated solvent amyl acetate, which has a lower density than water, was used as the extraction solvent, and an ionic liquid 1-hexyl-3-methylimidazolium hexafluorophosphate, which has a high density and low toxicity, was used as a secondary solvent mixed with the extraction solvent...
December 23, 2016: Journal of Separation Science
https://www.readbyqxmd.com/read/27990662/derivatizing-assay-for-the-determination-of-aldehydes-using-micellar-electrokinetic-chromatography
#15
Tiago Augusto Donegatti, Luís Moreira Gonçalves, Elisabete Alves Pereira
In this work, the use of a novel derivatization agent for the determination of aldehydes (in this particular case: formaldehyde, acetaldehyde, propionaldehyde and valeraldehyde) using micellar electrokinetic chromatography is reported. The derivatization reaction is based on the reaction of aldehydes with benzhydrazide to form the corresponding derivates with maximum absorbance at 250 nm. The experimental conditions of the derivatization reaction as well of the separation were optimized. The adducts were separated with a +22 kV voltage at a temperature of 29 °C...
December 19, 2016: Electrophoresis
https://www.readbyqxmd.com/read/27979233/total-phenolic-contents-antioxidant-activities-and-bioactive-ingredients-of-juices-from-pomegranate-cultivars-worldwide
#16
REVIEW
Zeynep Kalaycıoğlu, F Bedia Erim
Numerous recent scientific publications investigating the health benefits of pomegranate juice have greatly increased consumer interest in this fruit. The primary cause of the positive health effect of pomegranate is the unique antioxidant activity of this fruit. As a result of the increased attention given to pomegranate, the number of countries producing pomegranate has increased and new cultivars are appearing. The purpose of this review is to quantitatively establish the antioxidant activities, the total phenolic contents which are highly correlated to antioxidant activities, and the other important ingredients of pomegranate juices obtained from cultivars of different regions...
April 15, 2017: Food Chemistry
https://www.readbyqxmd.com/read/27979138/varieties-production-composition-and-health-benefits-of-vinegars-a-review
#17
REVIEW
Chin Wai Ho, Azwan Mat Lazim, Shazrul Fazry, Umi Kalsum Hj Hussain Zaki, Seng Joe Lim
Vinegars are liquid products produced from the alcoholic and subsequent acetous fermentation of carbohydrate sources. They have been used as remedies in many cultures and have been reported to provide beneficial health effects when consumed regularly. Such benefits are due to various types of polyphenols, micronutrients and other bioactive compounds found in vinegars that contribute to their pharmacological effects, among them, antimicrobial, antidiabetic, antioxidative, antiobesity and antihypertensive effects...
April 15, 2017: Food Chemistry
https://www.readbyqxmd.com/read/27966510/evaluation-of-frictional-resistance-and-surface-characteristics-after-immersion-of-orthodontic-brackets-and-wire-in-different-chemical-solutions-a-comparative-in-vitrostudy
#18
Kavitha Nanjundan, G Vimala
AIM: To evaluate the changes of static and kinetic frictional forces between the brackets and wires following exposure to a soft drink, acidic food ingredient, and acidulated fluoride prophylactic agents. MATERIALS AND METHODS: Two types of Roth prescription mandibular incisor brackets were used: 3M Unitek Victory stainless steel (SS) brackets (n = 40) and Transcend 6000 polycrystalline alumina (PCA) brackets (n = 40) as well as eighty 0.019 × 0.025" dimension ortho technology SS wires of 50 mm length each...
September 2016: Indian Journal of Dental Research: Official Publication of Indian Society for Dental Research
https://www.readbyqxmd.com/read/27956867/vinegar-production-from-jabuticaba-myrciaria-jaboticaba-fruit-using-immobilized-acetic-acid-bacteria
#19
Disney Ribeiro Dias, Monique Suela Silva, Angélica Cristina de Souza, Karina Teixeira Magalhăes-Guedes, Fernanda Severo de Rezende Ribeiro, Rosane Freitas Schwan
Cell immobilization comprises the retention of metabolically active cells inside a polymeric matrix. In this study, the production of jabuticaba (Myrciaria jaboticaba) vinegar using immobilized Acetobacter aceti and Gluconobacter oxydans cells is proposed as a new method to prevent losses of jabuticaba fruit surplus. The pulp of jabuticaba was processed and Saccharomyces cerevisiae CCMA 0200 was used to ferment the must for jabuticaba wine production. Sugars, alcohols (ethanol and glycerol) and organic acids were assayed by high-performance liquid chromatography...
September 2016: Food Technology and Biotechnology
https://www.readbyqxmd.com/read/27943618/economic-analysis-of-revenue-losses-and-control-costs-associated-with-the-spotted-wing-drosophila-drosophila-suzukii-matsumura-in-the-california-raspberry-industry
#20
Derek Farnsworth, Kelly Hamby, Mark Bolda, Rachael Goodhue, Jeffrey Williams, Frank Zalom
BACKGROUND: The spotted wing drosophila (SWD), Drosophila suzukii (Matsumura), is an invasive vinegar fly with a preference for infesting commercially viable berries and stone fruits. SWD infestations can reduce yields significantly, necessitating additional management activities. This analysis estimates economic losses in the California raspberry industry resulting from the SWD invasion. RESULTS: California raspberry producers experienced considerable revenue losses and management costs in the first years following SWD's invasion of North America...
December 10, 2016: Pest Management Science
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