teichoic acids lipoteichoic acids and related cell wall glycopolymers of gram positive bacteria
Báo cáo y học: "CD14 mediates the innate immune responses to arthritopathogenic peptidoglycan–polysaccharide complexes of Gram-positive bacterial cell walls" docx
... Therapy Vol No Li et al that comprise cell walls of Gram- positive bacteria [2,6] When injected in susceptible strains of animals, crude preparations of bacterial cell walls or purified PG-PS produce ... neutrophils and macrophages and is T -cell independent The chronic stage of arthritis is T -cell dependent and thus has features of the adaptive immune response [7,29] Systemic administration of Gram- positive ... Takada H, Ogawa T, Takeda K, Akira S: Differential roles of TLR2 and TLR4 in recognition of gram- negative and gram- positive bacterial cell wall components Immunity 1999, 11:443-451 Pugin J, Heumann...
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Báo cáo khoa học: Comparison of human RNase 3 and RNase 7 bactericidal action at the Gram-negative and Gram-positive bacterial cell wall pot
... characterization of both the action of RNase and RNase at the bacterial wall level revealed some particular features that could explain their distinct abilities with respect to Gram- negative and Gram- positive ... peptidoglycan (PGN) and LPS at the Gram- positive and Gram- negative outer surface, the very high LPS binding and cell agglutination activities represent a distinctive feature of RNase By contrast, ... the bacterial cell viability We have compared the RNase and RNase antimicrobial activities with respect to E coli and Staphylococcus aureus cells, which are representative Gram- negative and Gram- positive...
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Tài liệu Báo cáo khoa học: Antimicrobial effects of H4-(86–100), histogranin and related compounds – possible involvement of DNA gyrase ppt
... Antimicrobial effects of HNr and related peptides and nonpeptides H4-(86–100) and HNr (Fig 1) were tested for their bactericidal activity against Gram- negative and Grampositive bacteria (Table 1) ... activity of HNr and H4-(86–100) in Gram- negative and Gram- positive bacteria Structures of HNr and H4-(86–100) are illustrated in Fig Compound LD50 ± SEM (lgÆmL)1) Escherichia coli (Gram- negative) ... more potent in Gram- negative than in Gram- positive bacteria The bactericidal potencies of H4-(86–100), HNr and related peptides and nonpeptides in E coli were compared with those of the cationic...
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Báo cáo khoa học: Mechanisms of obesity and related pathologies: Transcriptional control of adipose tissue development pdf
... contain smaller lipid droplets and more mitochondria, and express higher levels of UCP-1 and PGC-1a and lower levels of Rb The role of these various transcription factors and nuclear factors is highlighted ... for our understanding of what controls the expansion of fat mass in different individuals Moreover, it is also important to understand the origins of each of the different white and brown depots ... a plethora of extracellular and intracellular signaling molecules and transcription factors that are common to both white and brown lineages, as well as specific to a particular type of preadipocyte...
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báo cáo hóa học:" Hypoglycemic and beta cell protective effects of andrographolide analogue for diabetes treatment" pot
... mechanisms of action and effects of both Andro and LA for treatment of diabetes, we conducted experiments to evaluate the efficacy and possible mechanism(s) of action of a conjugate of Andro and LA, ... the study and YW and PY designed the cellular and animal experiments ZZ and XZ carried out the cell culture experiments and in vivo animal experiments ZZ and YW drafted the final version of the ... protective effect of AL-1 was concentrationdependent The effect of the mixture of Andro and LA was not better than AL-1, demonstrating that AL-1 was more than a simple mixture of Andro and LA AL-1...
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Báo cáo khoa học: " Stereotactic body radiation therapy for melanoma and renal cell carcinoma: impact of single fraction equivalent dose on local control" ppt
... imaging following SBRT for RCC and melanoma and the overall survival of this population of patients, with the intent of offering guidance for proper patient selection Page of Methods We retrospectively ... presence of or fewer individual sites of disease The superior outcome of patients defined as oligometastatic by this definition was expected, and this or a similar cutoff level of sites of disease ... understand the potential benefits of SBRT for these histologies, we undertook a review of our institutional experience at the University of Colorado involving the use of SBRT for RCC and melanoma...
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Single channel and whole cell electrophysiological characterizations of l type cav1 2 calcium channel splice variants relevance to cardiac and nervous system functions
... human and economic costs in the modern society and they are the number one cause of death and disability in the world In 2008, 17 million people died of CVDs and of these million deaths were of ... combinations with another pair of mutually exclusive exons 8/8a define the smooth muscle SM isoform of exon 1b/8 and the cardiac muscle CM isoform of 1a/8a (Abernethy and Soldatov, 2002; Biel et ... Synopsis of channel properties of murine CaV1.2 (+/+) and CaV1.2 ∆33 (-/-) 65 Table 3: Electrophysiological WC properties of CaV1.2 isoforms 80 Table 4: Single-channel properties of CaV1.2 isoforms...
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Standard Test Methods forPitting and Crevice Corrosion Resistance of StainlessSteels and Related Alloys by Use of Ferric ChlorideSolution
... attack is of interest 15.3 Record the number of attacked sites on each side of the specimen (Methods D and F), the maximum depth of attack (Methods D and F), and the average depth of attack (Method ... Test Program Results for ASTM G48 Standard Test Method for Pitting and Crevice Corrosion Resistance of Stainless Steels and Related Alloys by Use of the Ferric Chloride Solution - Methods E and F,9 ... washers, each having a number of grooves and plateaus, shall be used The crevice design shown in Fig is one of a number of variations of the The sole source of supply of the apparatus known to the...
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Inactivation of gram negative bacteria by low pressure RF remote plasma excited in n2 o2 mixture and SF6 gases
... field of bacteria disinfection Acknowledgment The authors would like to thank the Director General of AECS, the Head of the Physics Department, the Head of the Chemistry Department, and the Head of ... O2 percentage was increased and only 2% O2 pressure was sufficient to completely deactivate the other types of bacteria The influence of the time of treatment (exp and 9-14 in table 1) is demonstrated ... inactivation of all the tested bacteria was seen only minutes after the application of SF6 Approximately, 100% of Iran J Med Sci December 2013; Vol 38 No Role of RF remote plasma in bacterial inactivation...
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Báo cáo y học: "Bench-to-bedside review: Therapeutic options and issues in the management of ventilator-associated bacterial pneumonia" ppt
... both Gram- positive and Gram- negative pathogens Ready availability of local patterns of antimicrobial 15 16 17 18 Craven D, Steger K, Barber T: Preventing nosocomial pneumonia: state of the art and ... classes of antibiotics have been approved for the treatment of Gram- positive bacteria: the oxazolidinones (e.g linezolid) and the cyclic lipopeptides (daptomycin) In US hospitals 50% of S aureus ... institutions and the increasing role played by Gram- positive bacteria such as MRSA, even a protocol combining ceftazidime or imipenem and amikacin would not ensure adequate coverage of all cases of VAP...
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Báo cáo y học: "Vacuum-assisted closure device in intensive care unit patients and dissemination of Gram-negative bacteria" pptx
... http://ccforum.com/content/14/2/413 In the report of Papanikolaou and colleagues, we understand that patients developed fistulas before VAC applications and not as a result of their use In cases like these, the ... surgery The use of prophylactic procedures (hand washing, gloves, disposable dresses, and dedicated portable devices) by nurses and physicians can reduce this critical problem, and during VAC ... reported In our experience [1], the presence of bacterial colonization was routinely monitored by serial control of the peritoneal fluid drained, and we did not find any microbiological complication...
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Báo cáo Y học: A polymer with a backbone of 3-deoxy-D-glycero -D-galacto -non-2ulopyranosonic acid, a teichuronic acid, and a b-glucosylated ribitol teichoic acid in the cell wall of plant pathogenic Streptomyces sp. VKM Ac-2124 pdf
... Kdn-containing polymer, and the ribitol teichoic acid are 30 %, 10 %, and 10 % of the mass of the cell wall, respectively The three polymers altogether constitute 50 % of the mass of dry cell wall Thus, ... Kdn-based polymer (II), and b-glucosylated ribitol teichoic acid (III) The percentage of the teichoic acid ( 10 % mass of the cell wall) was calculated from the content of the teichoic acidlinked ... the cell wall as well as high percentage of glucose and the presence of an unidentified ninhydrin -positive component suggest that the cell wall contains other polymer(s) in addition to ribitol teichoic...
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Báo cáo lâm nghiệp: "Changes in phenolic acids and stilbenes induced in embryogenic cell cultures of Norway spruce by two fractions of Sirococcus strobilinus mycelia" pot
... per gram of the cell wall preparation (fresh weight) and 77.6 mg per gram of the pellet material dried at 40°C for 24 h The dried mycelial wall powder was suspended in distilled water (pH 5.2) and ... h of treatment with PF the amount of SG was still at its 8-h level, but levels of the other forms of phenolic acids increased; levels of F by 70% and levels of CWE by 25% (Fig 1) After 24 h of ... (SWE) and soluble glycoside-bound (SG) phenolic acids in control cells of embryogenic cultures of Norway spruce (C) and in the cells elicited by mycelium protein fraction (PF) and mycelium wall...
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báo cáo khoa học: " Constitutive Expressor of Pathogenesis-Related Genes5 affects cell wall biogenesis and trichome development" potx
... paracrystalline cellulose in the walls of cpr5-1 rosette leaves (p < 0.002), with walls of the mutant containing approximately 38% of the paracrystalline cellulose of wild-type walls (Figure 3A) The cell wall ... Trichomes of cpr5 plants have an altered cell wall composition Trichomes of cpr5 plants have an altered cell wall composition (A) Paracrystaline cellulose composition of ethanolinsoluble cell walls of ... cell wall Trichomes of cpr5 mutants were more transparent than those of wild-type, and appeared glassy, suggesting that the trichome cell wall of the mutants differed from wildtype trichome cell...
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Bài giảng Chapter 15 Acids and Bases
... Moderate Weak Structure of Acids • oxy acids have acid hydrogens attached to an oxygen atom H2SO4, HNO3 Tro, Chemistry: A Molecular Approach Structure of Acids • carboxylic acids have COOH group ... H3O+ and OH– the concentration of H3O+ and OH– are equal in water [H3O+] = [OH–] = 10-7M @ 25°C Tro, Chemistry: A Molecular Approach 43 Ion Product of Water • the product of the H3O+ and OH– ... OH- ions and cations ionic substances dissociate in water NaOH(aq) → Na+(aq) + OH–(aq) • acids ionize in water to produce H+ ions and anions because molecular acids are not made of ions, they...
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Báo cáo khoa học: Alpha-oxidation of 3-methyl-substituted fatty acids and its thiamine dependence pptx
... is a mixture of these two Table Properties of the enzymatic steps/enzymes of the a-oxidation pathway The table gives an overview of the present knowledge of some of the properties of the enzymes ... of phytanic acid accumulation and the severity of the clinical symptoms Interestingly, 30–40% of the patients are born with an absence of one of the metacarpals or metatarsals (bone in the hand ... Metabolism of phytanic acid and 3-methyl-adipic acids in patients with Adult Refsum’s disease In Peroxisomal Disorders and Regulation of Genes, 25–28 September 2002, Belgian Society for Cell and Developmental...
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Cadmium mobilisation and plant availability the impact of organic acids
... Figure % of formation of organically bound form of Cd with citric, malic and aspartic acids acids Carboxylic acids, particularly citric and malic acids, can bind divalent cations strongly and form ... more than 70% of supplied Cd was incorporated in roots of Zea mays and other plants Increasing concentrations of organic acids increased plant uptake of Cd, with a similar trend of distribution ... uptake of Cd from the Cd treatments with increasing concentration of organic acids seems to be the resultant of the interactions of Cd with organic ligands resulting in the formation of mobile...
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Báo cáo khoa học: Assimilation of excess ammonium into amino acids and nitrogen translocation in Arabidopsis thaliana – roles of glutamate synthases and carbamoylphosphate synthetase in leaves ppt
... amino acids) and asparagine and aspartate (four-carbon amino acids) (up to 80% of the total amino acids) (Fig 3) 4068 te te cc mc se Fig In situ hybridization of the transcripts of GLU1, GLU2 and ... biosynthesis and transport of amino acids under photorespiratory and nonphotorespiratory conditions Results Expression of the genes for GOGATs and CPSase In order to understand the physiological role of ... the ne control of the cellular and subcellular expression of the nitrogen assimilatory genes and of the encoded enzymes [12] Despite their primary importance, the spatial location and expression...
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barrett - amino acids and peptides (cambridge, 2004)
... Chromatographic and related methods for the separation of mixtures of amino acids, mixtures of peptides and mixtures of amino acids and peptides 4.14 Separation of amino-acid and peptide mixtures ... atom and racemisation of ␣-amino acids 4.4.7 Reactions of the amide group in acylamino acids and peptides Derivatisation of amino acids for analysis 4.5.1 Preparation of N-acylamino acid esters and ... Detection of separated amino acids and peptides 4.18.1 Detection of amino acids and peptides separated by HPLC and by other liquid-based techniques 4.18.2 Detection of amino acids and peptides...
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