responses of lactic acid bacteria to starvation
The roles of lactic acid bacteria in host inflammatory responses
... 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 carbohydrate fermentation Lactobacilli, ... 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 ... THE ROLES OF LACTIC ACID BACTERIA IN HOST INFLAMMATORY RESPONSES WANG SHUGUI (B.Sc., Sun Yat-Sen University) A THESIS SUBMITTED FOR THE DEGREE OF PHILOSOPHY OF DOCTORATE DEPARTMENT OF MICROBIOLOGY...
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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 ... theoretical analysis of the model Some mathematical properties of the model are discussed, and an easy -to- use method to take into account the evolution of pH and undissociated lactic acid [LaH] in the...
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Probiotic potential of lactic acid bacteria isolated from chicken gastrointestinal digestive tract pot
... 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 ... bile acids are less inhibitory than free bile acids (cholic and deoxycholic acid, DCA) toward intestinal aerobic and anaerobic bacteria Taurine-conjugated deoxycholic acid (TDCA) was less toxic ... are evaluated as beneficial bacteria by their product of acids (lactic acid) , bacteriocin or bacteriocin-like substances Putrefactive bacteria are regarded as harmful bacteria in that they decompose...
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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 ... amplification of inflammatory reaction [46] The reduction of this pro-inflammatory cytokine following MPM consumption indicated its potential in the inhibition of development of inflammatory disease ... measured every day Page of 10 (page number not for citation purposes) Journal of Inflammation 2007, 4:6 Prophylactic protocol – Mouse ACD The prophylactic anti-inflammatory potential of MPM was evaluated...
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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
... 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 ... 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 ... 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...
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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 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 ... species followed a clear Stpool -[St] trajectory in response to an increase of water Oak seedlings responses to nutrient and water 207 Figure Effects of fertilization (left) and watering (right) ... 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
... 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 ... changes of size versus SUV with the axes cross the metabolic response line of -25% and anatomical response The percentage changes of size versus SUV with the axes cross the metabolic response line of ... Page of (page number not for citation purposes) Radiation Oncology 2007, 2:18 tion of the metabolism to the required response level (left upper quadrant of Fig 1) This patient was found later to...
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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) ... leads to activation of tetrodotoxin-sensitive channels, sodium influx, and cell membrane depolarisation To establish whether CD47/IAP has roles in the response of articular chondrocytes to 0.33-Hz ... adhesion to fibronectincoated surfaces without affecting cell adhesion to those surfaces and to inhibit activation of neutrophil polymorphonucleocyte activity, including phagocytosis, respiratory...
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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 ... serum (complete medium) and ng/ml of Transforming Growth Factor b1 (TGFb-1), ng/ml of Fibroblast Growth Factor 2, and 10 ng/mL of Platelet-Derived Growth Factor-BB (all from R&D Systems, Minneapolis, ... placed in a vibratory microtome (VT 1000 E, Leica, Heidelberg, Germany) to trim off the outermost, approximately 150 μm thick cartilage layer parallel to the support surface to minimize inhomogenities...
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Production of lactic acid by microbial fermentation of hemicellulose sugars
... 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 ... 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 ... 1.3.3 Lactic acid microorganisms Bacteria and fungi are the two groups of microorganisms that can produce lactic acid. 17 While most of the lactic acid production are carried out by lactic acid bacteria...
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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 ... A total of One hundred and thirteen lactic acid bacteria isolates were obtained from seven fermented 742 World Appl Sci J., (5): 741-747, 2008 Table 1: Species and frequency of occurrence of lactic...
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Effects of time of heatsetting on the tensile properties of ingeo™ poly (lactic acid) (PLA) fabric
... Poly (lactic acid) fabric Figure Effect of time of heatsetting on the linearity of load extension in weft direction of knitted Ingeo™ Poly (lactic acid) Figure Mean effect of time of heatsetting ... [PLA] Figure Mean [Ā] of effect of time of heatsetting on the tensile extension EM [%] of Ingeo™ Poly (lactic acid) 3.2 Linearity of load extension curve LT [-] The linearity of load extension curve ... Ingeo Poly (lactic acid) (PLA) fabric Conclusion The effect of time of heatsetting on tensile properties of knitted Ingeo™ Poly (lactic acid) (PLA) was determined using the KES-FB system of fabric...
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Tài liệu Báo cáo Y học: Targeting of malate synthase 1 to the peroxisomes of Saccharomyces cerevisiae cells depends on growth on oleic acid medium pptx
... introduced to strain JR86, resulting in strain KM15 To create a reporter construct based on GFP extended by the C-terminal half of Mls1p comprising 274 amino acids of a total of 554, PCR was applied to ... C-terminal 308 amino acids (out of a total of 554) was used to express a soluble His-tagged protein (His6-Mls1p) in bacterial cells Cell lysates were subjected to af®nity chromatography using a Ni2+-containing ... Application of the antibody to thin sections of wild-type cells grown on oleic acid medium Fig SKL is required to direct Mls1p to the peroxisomes under oleic acid- medium conditions (A) Speci®city of the...
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Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các nguyên tắc biên soạn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế 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 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 xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct mở máy động cơ lồng sóc hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến tốc độ rôto n fi p2 động cơ điện không đồng bộ một pha sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng 9 tr 25