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Chủ đề : Biotechnology and food sciences


Có 60+ tài liệu thuộc chủ đề "Biotechnology and food sciences"

Comparison of antifungal properties of lactobacillus rhamnosus and lactobacillus reuteri with potassium sorbate in the Iranian UF-FETA cheese

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COMPARISON OF ANTIFUNGAL PROPERTIES OF LACTOBACILLUS RHAMNOSUS AND LACTOBACILLUS REUTERI WITH POTASSIUM SORBATE IN THE IRANIAN UF-FETA CHEESE. Tropcheva et al., 2014). Plockova et al., 2001).. Juneja et al., 2012. Khorshidian et al., 2018. Tiwari et al., 2009. Yousefi et al., 2020). Lucera et al., 2012. Tiwari et al., 2009).. Khorshidian et al., 2016;. Mohammadi et al., 2017. Yousefi et...

Analysis of bacterial diversity in raw fish ceviche

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Lime juice from key limes (Citrus aurantifolia) is one of the most widespread ingredients in its preparation despite the manufacturing region. However, depending of where it is made, other citrus juices such as sour orange and weak organic acids as acetic acid could be used. citrate and acetate) that will induce metabolic perturbations in the acidified cytoplasm (Hirshfield et al....

Immobilization of probiotic cultures with enterosorbents based on highly dispersed silica

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Keywords: probiotics, high-dispersed silica, survival, fermented milk product, immobilization. One of the areas for the treatment of dysbiosis is the use of probiotic cultures of microorganisms used as fermentation cultures in fermented milk drinks, or lyophilized forms of drugs for oral taking. However, it should be acknowledged that in reality the nature of the interactions between nanoparticles and living cells...

Novel assessment of synergistic stimulatory effect of prebiotic chitooligosaccharide and some commercial prebiotics on the probiotic growth: A preliminary study

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Feng et al., 2018).. In the last decade, a large number of food products and beverages enriched by probiotics (such as Lactobacilli and Bifidobacteria) are commercially produced (Sanders et al., 2019).. Drakoularakou et al., 2010 and Hasle et al., 2017 reported a. In addition, inulin has been found to be efficient in the reduction of adults and children constipation (Yurrita...

Mycelial incompatibility of sclerotinia sclerotiorum isolates from a single rapeseed field in Slovakia

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MYCELIAL INCOMPATIBILITY OF SCLEROTINIA SCLEROTIORUM ISOLATES FROM A SINGLE RAPESEED FIELD IN SLOVAKIA. Keywords: mycelial compatibility groups, mycelial interactions, Sclerotinia sclerotiorum, rapeseeds, genetic diversity. Sclerotinia sclerotiorum (Lib.) de Bary (1884) is one of its economically most important pathogens damaging up to 20% of plants in years with higher precipitation during flowering (Bokor and Bečka, 2017).. sclerotiorum reproduces predominantly asexually and...

Lyophilized aqueous extract of pinus halepensis (mill.) resin: Chemical composition, antioxidant and antidermatophytic activities

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LYOPHILIZED AQUEOUS EXTRACT OF PINUS HALEPENSIS (MILL.) RESIN: CHEMICAL COMPOSITION, ANTIOXIDANT AND ANTIDERMATOPHYTIC ACTIVITIES. The medicinal properties of different plant species have contributed to the origin and evolution of many traditional herbal therapies (Malik et al., 2012). Ghanmi et al., 2007).. halepensis (Mill.) were recorded in Algeria according to regions and diseases. for the treatment of respiratory and urinary tract...

Evaluation of recombinant glucoamylase expression by a native and α-mating factor secretion signal in pichia pastoris

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EVALUATION OF RECOMBINANT GLUCOAMYLASE EXPRESSION BY A NATIVE AND α-MATING FACTOR SECRETION SIGNAL IN PICHIA PASTORIS. Raw starch degrading Glucoamylase (RSDGs) is a vital industrial enzyme that yields β-D glucose from the non-reduced ends of soluble or raw starch by hydrolyzing α-1,4 glycosidic linkages successively (Bhatti et al., 2007;. Norouzian et al., 2006). Raw starch-degrading enzymes (RSDEs) can breakdown the...

Isolation and characterisation of a new alkali halotolerant bacillus aquimaris strain lgmt10, producing extracellular hydrolases, from the effluents of a thermal power plant in Algeria

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The search for new eco-friendly means potentially involved in various industrial processes has directed the scientific community to microbial enzymes (Ardakani et al., 2012). Venkateshwaran et al., 1999).. Enzyme mediated processes are rapidly gaining interest because of reduced processing time, intake of low energy input, cost-effective, non-toxic and eco- friendly characteristics (Li et al., 2012. Choi et al., 2015). In...

A primary approach for separation and characterization of α-amylase from white pitaya (hylocereus undatus) peels by polymer salt two phase system

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α-Amylase is one of the major components for converting starch through catalyzing the hydrolysis of 1,4-a-D-glucosidic linkages, directly in polysaccharides (Hashemi et al., 2013). They comprise 30% of the enzyme wholesale in the global trade (Van Der Maarel et al., 2002). Produced enzymes through this process, have countless applications in many industries including foods, detergents, pharmaceutics, and animal feeds (Wang...

Anatomical studies on the association of endophytic fungi and their isolation from alangium salviifolium (L.f.) Wangerin

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ANATOMICAL STUDIES ON THE ASSOCIATION OF ENDOPHYTIC FUNGI AND THEIR ISOLATION FROM ALANGIUM SALVIIFOLIUM (L.f.) Wangerin. Endophytes confer greater resistance to host against biotic and abiotic stresses, protects the plant against phytopathogens and produce chemical metabolites similar to that of the host (Bayat et al., 2009. Gundel et al., 2010). Endophytic fungi mainly include Ascomycota, Basidiomycota and Zygomycota(Tao et al.,...

Screening and isolation of thermophilic fungi obtained from three selected compost wastes sites

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Chrisnasari et al., 2018. Enzymes produced by these thermophiles are thermostable, extreme pH tolerant and also possess high activity at other extreme environmental or industrial conditions (Ahirwar et al., 2017. Thermophiles are ubiquitously present in the environment, a number of them are found in industrial effluent, aquatic sediments, sludge, wood chip piles, composts site and other accrued organic matter that...

Optimization of media components and process parameters for microbial mediated remediation of azo dyes: A review

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dos Santos et al., 2007).. concentration, azo dyes present in the industrial effluent has a drastic influence on the aquatic ecosystem and severe health consequences in human being owing to its carcinogenic property (Tan et al., 2016). Singh et al., 2015). Besides, the exhaustive use of the highly reactive azo dyes in the textile industries resulting in development of severe...

The functional properties of rice protein isolate extracted by subcritical water

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THE FUNCTIONAL PROPERTIES OF RICE PROTEIN ISOLATE EXTRACTED BY SUBCRITICAL WATER Fatemeh Raeisi Ardali 1 , Anousheh Sharifan* 1 , Seyed Mohammad Mousavi 2 , Amir Mohammad Mortazavian 3 , Behrooz Jannat 4. subcritical water. Rice protein is one of the common used proteins in the world. Rice protein has been applied in many food formulations due to the excellent...

Serotyping and antimicrobial resistance of salmonella isolates from food matrices and clinical specimens from Lebanon

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SEROTYPING AND ANTIMICROBIAL RESISTANCE OF SALMONELLA ISOLATES FROM FOOD MATRICES AND CLINICAL SPECIMENS FROM LEBANON. Foodborne bacterial diseases constitute a growing challenge to human health around the world, in both developing and industrialized countries (Sánchez- vargas et al., 2011). Case reports of food intoxications and infections caused by these pathogens are increasing as a consequence of changes in the natural...

Molecular characterization of isolated lactic acid bacteria from different traditional dairy products of tribes in the fars province, Iran

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MOLECULAR CHARACTERIZATION OF ISOLATED LACTIC ACID BACTERIA FROM DIFFERENT TRADITIONAL DAIRY PRODUCTS OF TRIBES IN THE FARS PROVINCE, IRAN. Lactic acid bacteria. Fermentation of lactic acid is a known method for producingseveral dairy products, such as yogurt, doogh ( savory yogurt-based beverage), kashk (drained yogurt product), gharaghooroot (a nonfat-diary product after boiling Doogh and yogurt), cheese, etc (Abd El Gawad,...

Mead of natural fermentation

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The focus of the present study is natural fermentation. The production of mead in many countries has a great economic importance, where there are several published scientific studies of the properties of the honey that makes this drink (Roldán et al., 2011. A simple analysis of the product demonstrates the nutritional richness of its composition, including vitamins and minerals (Azeredo,...

Isolation of lactic acid bacteria from traditional moroccan products and evaluation of their antifungal activity on growth and ochratoxin a production by Aspergillus carbonarius and A. niger

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ISOLATION OF LACTIC ACID BACTERIA FROM TRADITIONAL MOROCCAN PRODUCTS AND EVALUATION OF THEIR ANTIFUNGAL ACTIVITY ON GROWTH AND OCHRATOXIN A PRODUCTION BY ASPERGILLUS. Nielsen et al., 2009;. Selouane et al., 2009. As such, research for new methods to reduce the risk of fungal contamination is necessary, and the potential exploitation of the antifungal properties of lactic acid bacteria (LAB) for...

Improvement of pearl millet (Pennisetum glaucum (l.) r. br) prolamin extractability: Chromatographic separation, characterization and functional properties

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IMPROVEMENT OF PEARL MILLET (Pennisetum glaucum (L.) R. Pearl millet [Pennisetum glaucum (L) R. Mostly it is grown in the arid and semi-arid tropics of south Asia, sub- Saharan Africa, China, Russia and Latin America (Bora et al., 2019. This gluten free cereal contains higher levels of essential amino acids (AA) than maize, rice, wheat and sorghum particularly methionine, cysteine...

Lantibiotics of milk isolates: A short review on characterization and potential applications

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Cavera et al., 2015). Cotter et al., 2005a. Dufour et al., 2007). Also, a lantibiotic called pseudomycoicidin has been heterologously produced in E.coli (Basi-Chipalu et al., 2015). aureus (VISA), vancomycin resistant enterococci (VRE), Streptococcus pneumoniae and Clostridium difficile, amongst others (Cotter et al., 2013). This feature makes them suitable for use in human and veterinary medicine and also in the...

Bioethanol production from agricultural wastes by zymomonas mobilis and used in vinegar production

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Choi et al., 2019). One of the major industrial aspects of ethanol is the production of vinegar and there are several methods that could be utilized for its production from ethanol. https://doi.org/10.15414/jmbfs.3709. Soleimani et al. The results of the study proved that L. (3) pyruvatedehydrogenase or pyruvate formatelyase (4) acetaldehyde/alcohol dehydrogenase (5) phosphotransacetylase (6) acetate kinase (7) AMP-forming acetyl-CoA synthetase...