responses of lactic acid bacteria to cell envelope stresses
The roles of lactic acid bacteria in host inflammatory responses
... Tumor growth factor Th - T helper cell TLRs - Toll like receptors TNF - Tumor necrosis factor Tollip - Toll inhibitory protein TRAF6 - TNF receptor associated factor TSA - Tryptone Soy Agar U/ml ... epithelial cells (IECs) regulate the mucosal immune responses upon a variety of stimuli, including lactic acid bacteria (LAB) LAB are a group of related bacteria that produce lactic acid as a result of ... immune cytokines and their activities Cytokine IL-1β Producing Cell Target Cell Th cells monocytes macrophages B cells DC B cells NK cells various IL-2 Th1 cells activated T and B cells, NK cells...
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Analysis and practical implementation of a model for combined growth and metabolite production of lactic acid bacteria
... the total amount of lactic acid in the medium and the buffering capacity of the medium are known The amount of undissociated lactic acid is then further related to the total amount of lactic acid ... filtration of the sample to remove the cells (Sarstedt, pore size 0.2 mm) and derivatisation of the lactic acid present in the filtrate with methanol, lactic acid was measured through gas chromatographic ... and lactic acid present in a surface liquid layer with known dimensions, the adapted model describes the concentrations of cells and lactic acid in a liquid medium Microbial growth and lactic acid...
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Probiotic potential of lactic acid bacteria isolated from chicken gastrointestinal digestive tract pot
... number of factors should be considered While the functionality of probiotics depends on their ability to survive and colonize the gastrointestinal tract, the resistance of cells to bile acids ... general, the acid tolerance of LAB depends on the pH profile of H?-ATPase and on the composition of the cytoplasmic membrane This is largely influenced by the type of bacterium, the type of growth ... leakage of cell contents and cell death (Begley et al 2005) It has been suggested that the major effect of bile acids would be the disaggregation of the lipid bilayer structure of the cell membrane...
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Báo cáo khoa học: "Isolation of cholesterol-lowering lactic acid bacteria from human intestine for probiotic use" ppsx
... bacterial culture Isolation of cholesterol-lowering lactic acid bacteria 393 Table Number of acid- and bile-tolerant lactic acid bacteria isolated from the human intestine for probiotic use Acida ... Lactobacillus HJL-4 Lactobacillus HJL-20 Lactobacillus HJL-24 Lactobacillus HJL-25 Lactobacillus HJL-30 Lactobacillus HJL-32 Lactobacillus HJL-33 Lactobacillus HJL-34 Lactobacillus HJL-37 Lactobacillus ... benefits from lactic acid bacteria FEMS Microbiol Rev 1990, 7, 175-188 11 Gilliland SE, Walker DK Factors to consider when selecting a culture of Lactobacillus acidophilus as a dietary adjunct to produce...
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Báo cáo y học: "Anti-inflammatory potential of a malleable matrix composed of fermented whey proteins and lactic acid bacteria in an atopic dermatitis model" pot
... of inflammatory cells following a direct topical contact [11] In addition, some Lactic Acid Bacteria (LAB) have shown immunomodulatory and anti-inflammatory activities The genus Lactobacillus ... subsequent topical application of oxazolone, which initiate the inflammatory process by recruiting activated T effector cells which in turn attract inflammatory cells [36-38] The inflammatory cells ... Evaluation of peripheral white blood cell counts At the end of the prophylactic protocol of mouse ACD, the blood of each mouse was taken and white blood cell counts evaluated by flow cytometry Briefly,...
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fermentation of mango juice by lactic acid bacteria
... value of fruit juice fermented by lactic acid bacteria (LAB) Four isolates of lactic acid bacteria from mango were obtained The results of research showed that all 10 strains of lactic acid bacteria ... isolates were able to survive and grow at this pH The cause of the decrease in pH was due to the development of lactic acid bacteria that produced lactic acid Content of lactic acid produced from ... products stored at - 60C and content of lactic acid bacterial density almost stable after weeks of storage Content of lactic acid from 1.07 to 1.1 %w/v and bacterial density 8.51 20 8.16 (log...
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fermentation of carrot juice by lactic acid bacteria
... Isolation of lactic acid bacteria - Study on low pH tolerance of isolates - Study on lactic acid fermentation ability of isolates in carrot juice - Identification of the selected lactic acid bacteria ... To isolate and select lactic acid bacteria and to study the favorable conditions of lactic acid fermented carrot juice with biological values The content of this study includes: - Isolation of ... Isolation of lactic acid bacteria 3.2 Study on low pH tolerance of isolates 3.3 Study on lactic acid fermentation ability of isolates in carrot juice 10 3.4 Identification of the...
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fermentation of dragon fruit juice by lactic acid bacteria
... concentrations of bacteria began to reduce due to the inhibition of acid against bacteria (less than 6.0 log cells/mL) Thus, these temperatures were not suitable for storing products The samples stored ... isolated bacteria strains belonged to lactic acid bacteria because they: - Are Gram-positive bacteria - Has no enzyme catalase - Are rod-shaped or streptococcus - Can grow on MRS medium 3.2 Acidity tolerant ... organic acids,… Dragon fruit juice is a suitable medium for lactic acid bacteria to produce new probiotic products Therefore, the study “Fermentation of dragon fruit juice by lactic acid bacteria ...
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fermentation of pineapple juice by lactic acid bacteria
... for lactic acid bacteria to produce new probiotic products Therefore, the research “Fermentation of pineapple juice by lactic acid bacteria was carried out Objectives To isolate lactic acid ... hours because of converting sucrose to lactic acid by LAB L acidophillus from Ybio probiotic powder had a preponderance of lactic acid content LAB density at initial inoculum was close to inoculum ... sugar into lactic acid inhibited the bacterial growth and development Besides, lactic acid itself could inhibit the development of bacteria (Nguyen Thi Hien, 2006) In contrast, the treatment of 15...
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Báo cáo khoa học: Plant oxylipins: role of jasmonic acid during programmed cell death, defence and leaf senescence doc
... separation, cleavage of nuclear DNA and the release of cytochrome c from the mitochondria to the cytosol Entry into PCD is dependent upon derepression of proapoptotic signals in the mitochondrial membrane ... Reinbothe et al JA and cell death Fig Central role of JA in cell death regulation in plants Animals respond to many external factors with a plethora of different cell death pathways of which two are ... other groups to operate as negative regulators of cell death [45,46] (Fig 2) BON1 belongs to the copine protein family that includes members from protozoa to humans and regulates cell, organ and...
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Báo cáo lâm nghiệp: "Growth versus storage: responses of Mediterranean oak seedlings to changes in nutrient and water availabilities." ppsx
... ontogeny and resource availability We expected the reduction of seedling [St] with fertilization to be a consequence of higher carbon consumption by growth (hyptothesis 1), but the lack of DM responses ... and photon flux density in small birch Betula pendula Roth, Plant Cell Environ (1986) 433–438 [28] Mediavilla S., Escudero A., Stomatal responses to drought of mature trees and seedlings of two ... diverted to the synthesis of nitrogen- or carbon-based secondary metabolites Although the power of this hypothesis to predict accumulation of particular defensive compounds has been found to be...
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Báo cáo toán học: "Responses of two Populus clones to elevated atmospheric CO concentration in the field 2" ppsx
... of total leaf area to total leaf biomass Leaf area index was estimated from total leaf area per plant and number of plants per clone and per ground area of the ) ring (50 m Stem diameters of ... day The height of the plenum may be increased by means of extensive legs This has permitted us to follow the growth of plants and allowed for CO fumigation of the plant canopy up to m in height ... for growth and survival of plants Osmotic adjustment in leaves of plants exposed to elevated [CO due to enhanced con] centrations of soluble sugars [3] might allow them to maintain higher relative...
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Báo cáo khoa học: " Correlating metabolic and anatomic responses of primary lung cancers to radiotherapy by combined F-18 FDG PET-CT imaging" ppsx
... Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Non-small cell Squamous/Small cell Squamous cell ... cell Non-small cell Squamous/Small cell Squamous cell Squamous cell Squamous cell Small cell Small cell Small cell Small cell Small cell 3 2 4 4 1 4 4 3 2 3 2 2 2 3 3 1 0 3 0 3 0 0 0 0 0 0 1 1 ... primary factor for variations in SUV after treatment was the reduction of metabolism due to cellular death or less likely, in case of an effective treatment, augmentation of metabolism due to tumor...
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Báo cáo y học: "CD47 associates with alpha 5 integrin and regulates responses of human articular chondrocytes to mechanical stimulation in an in vitro model" pdf
... act to stabilise associations of CD47/ IAP with integrins, whereas the cytoplasmic tail may be involved in regulation of the cytoskeleton through PLICs (proteins linking IAP to cytoskeleton) ... potentials of to 10 cells were measured prior to and following addition of the reagent to be tested and/or mechanical stimulation Each experiment was undertaken at least three times on cells from ... expression of CD47/IAP by human articular chondrocytes with predominant expression of the type isoform The type isoform of CD47/IAP, which has the second shortest cytoplasmic tail, is the most ubiquitously...
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Rapid transcriptome responses of maize (Zea mays) to UV-B in irradiated and shielded tissues Paula Casati and Virginia Walbot pptx
... different2 of the number of ESTs responsive to UV-B supplementation in Summarytissues of b, pl maize plants Summary of the number of ESTs responsive to UV-B supplementation in different tissues of b, ... leaves under experimental protocol RNA gel-blot analysis to study the kinetics of UV-B induction of gene RNA gel-blot analysis to study the kinetics of UV-B induction of gene expression in adult ... gel-blot analysis to study the kinetics of UV-B induction of gene RNA gel-blot analysis to study the kinetics of UV-B induction of gene expression in 14-day-old roots Lanes contained 10 µg total RNA...
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Báo cáo khoa hoc:" Failure of E. coli bacteria to induce preterm delivery in the rat" ppsx
... and direct injection routes of administration of × 108 bacteria and p = 0.003 for comparison of the two routes of administration of × 108 bacteria) Finally, each of pregnant dams who received ... killed bacteria, a small chip of the stock culture was thawed in Luria-Bertani (LB) medium, passaged times prior to overnight culture in L of medium and concentrated by centrifugation The bacteria ... ml of PBS, yielding a concentration of 1.7 × 1011 bacteria per ml This dense live bacterial prep was quantitated by plating serial dilutions for overnight culture just prior to the remaining stock...
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Báo cáo y học: "Anabolic and catabolic responses of human articular chondrocytes to varying oxygen percentages" ppt
... Score: to 3) were obtained post mortem (within 24 hours after death) from the knee joints of a total of six donors with no clinical history of joint disorders (mean age: 56 years, range: 43 to 65 ... and (v) the stage of cell differentiation (cells in native tissue, de-differentiated cells, re-differentiating expanded cells in pellets, alginate gels, or different types of porous scaffolds) ... respect to (i) the cell source used (species: bovine, chicken, rodents, human, and anatomical locations of cell harvesting: knee, hip, interphalangeal joint, nose), (ii) the characteristic of the...
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Production of lactic acid by microbial fermentation of hemicellulose sugars
... History of lactic acid 1.3 Production of lactic acid 1.3.1 Chemical synthesis 1.3.2 Fermentation 1.3.3 Lactic acid microorganisms 1.3.3.1 Lactic acid bacteria 1.3.4 Metabolic pathways of lactic ... CECT-4023T to ferment 17.4 g/L of xylose and 11.1 g/L of glucose using hemicellulose hydrolysate of vine shoots to give 21.8 g/L of lactic acid A list of lactic acid bacteria that are able to ferment ... 11.0 30 1.3.3.1 Lactic acid bacteria Lactic acid bacteria (LAB) are a group of related bacteria that produce lactic acid as major product.31 LAB have the property of producing lactic acid from carbohydrates...
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Mechanisms of hypochlorous acid mediated neuronal cell death
... apoptosis contributes to nerve cell loss in human neurodegenerative diseases 1.1.3 Executioners of apoptotic cell death In a formal way, one can divide the events leading to apoptotic demise into ... cytoplasm of all animal cell types Originally, they are thought as involved only in the digestion of cell nutrients, cell protein turnover, tissue remodeling, lysis of invaders, and autolysis of ... are apoptosis and necrosis The ancient Greek word apoptosis, which refers to the falling of leaves off a tree, was used by Kerr et al (1972) to describe cell deaths seen in the absence of any...
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Acetic Acid Bacteria - screening of LAB strains
... Lactobacillus casei subsp tolerans Leuconostoc gelidium 10.5 5.3 10.5 Lactobacillius fructovoran 5.3 Lactobacillius coprophilus 14.3 Leuconostoc amellbiosum 28.5 Lactococcus hordniae 14.3 Lactobacillius ... in fermenting foods, because of their ability to produce high levels of lactic acid as well as being able to survive under high acidic conditions High percentage of L.plantarum recorded in this ... raffinolactis 8.0 Lactobacillus helveticus 8.0 Lactobacillus cellobiosus Yellow "Ogi" 8.0 20.0 Leuconostoc amellbiosum 20.0 Lactobacillus sp 20.0 Lactobacillus cellobiosus 20.0 Lactobacillus lactis...
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Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các mục tiêu của chương trình xác định các nguyên tắc biên soạn khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu chỉ tiêu chất lượng 9 tr 25