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Báo cáo y học: "Ethnobiology of snappers (Lutjanidae): target species and suggestions for management " ppsx

Báo cáo y học:

Báo cáo y học: "Ethnobiology of snappers (Lutjanidae): target species and suggestions for management." ppsx

... 11 of 22JOURNAL OF ETHNOBIOLOGY AND ETHNOMEDICINEEthnobiology of snappers (Lutjanidae): target species and suggestions for management Begossi et al.Begossi et al. Journal of Ethnobiology and ... part of the year and may take placeyear-round for many species. Spawning peaks, how-ever, generally coincide with periods of warm watertemperature, though not necessarily the warmest part of ... slowgrowth and late reproductive maturity, including group-ers and snappers [29]. This study was motivated by anurgent need to improve our understanding of the biology of snappers, and data were...
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 Báo cáo y học:

Báo cáo y học: "Application of Small Angle X-ray Scattering (SAXS) for Differentiation between Normal and Cancerous Breast Tissue"

... analyzer was used to digitize the analog information contained in each pulse, to process and store the data in memory and finally to display the contents of the processed data in the form of ... diffraction profiles for the tissue types listed in table 1. Each of the curves is the average value of corrected intensity of samples within its classification. The number of samples of each type is ... by the lack of isolated pockets of fat within its mass and this is demonstrated in these results by the lack of any adipose peak in the carcinoma diffraction profile. The peak positions for...
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Báo cáo Y học: Complexation of ytterbium to human transferrin and its uptake by K562 cells pot

Báo cáo Y học: Complexation of ytterbium to human transferrin and its uptake by K562 cells pot

... study of uptake of Yb3+by human Tf (hTf) by UV-vis and NMR spectroscopy, and inductively coupled plasma atomic emission spectro-metry (ICP-AES). The binding of Yb-bound Tf to humanerythroleukemia ... calibratedwith standard buffers at pH 4.0 and 7.0, respectively.Flow cytometry analysisThe competitive effect of Yb-Tf species on binding of Fe2-Tfto K562 cells was studied by flow cytometry. The solutionswith ... order of lobe loading and the conformational changeinduced by Yb3+. Because the signals of Yb3+-Tf systemswere broadened, due to paramagnetic effect of Yb3+,aparallel study on Lu3+and...
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Báo cáo Y học: Overexpression of a recombinant wild-type and His-tagged Bacillus subtilis glycine oxidase in Escherichia coli pptx

Báo cáo Y học: Overexpression of a recombinant wild-type and His-tagged Bacillus subtilis glycine oxidase in Escherichia coli pptx

... to form glycine and formalde-hyde. Similarly, DAAO catalyses the oxidative d eamination of neutral and (with a lower efficiency) basicD-amino acidsto give the corresponding a-keto acids and ... fprimary and secondary amines to give a-keto acids,ammonia and hydrogen peroxide (L. Pollegioni, unpub-lished r esults). SOX catalyses the o xidative demethylati on of sarcosine (N-methylglycine) ... addition, the physical and chemical characteristics, theactivity on glycine and sarcosine, and the substrate specifi-city of the purified enzyme have been characterized.MATERIALS AND METHODSMaterialsRestriction...
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Báo cáo Y học: Interaction of bovine coagulation factor X and its glutamic-acid-containing fragments with phospholipid membranes A surface plasmon resonance study pdf

Báo cáo Y học: Interaction of bovine coagulation factor X and its glutamic-acid-containing fragments with phospholipid membranes A surface plasmon resonance study pdf

... Early studies employingequilibrium dialysis established the existence of about 10Ca2+-binding sites, at least three of which mediate cooper-ative binding [23–26]. By studies of the binding of ... domain-containing frag-ments of this protein.MATERIALS AND METHODSMaterialsThe lipids 1-palmitoyl 2-oleoyl-sn-glycero-3-phosphocho-line and 1,2-dioleoyl-sn-glycero-3-[phospho-L-serine] ... furtherstabilization. The membrane affinity of the intact protein isabout 10-fold higher than the affinity for Gla–EGFN and Gla–EGFNC and about 100-fold higher than the affinity tothe isolated Gla domain....
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Báo cáo Y học: Regulation of glypican-1, syndecan-1 and syndecan-4 mRNAs expression by follicle-stimulating hormone, cAMP increase and calcium influx during rat Sertoli cell development pptx

Báo cáo Y học: Regulation of glypican-1, syndecan-1 and syndecan-4 mRNAs expression by follicle-stimulating hormone, cAMP increase and calcium influx during rat Sertoli cell development pptx

... increased syndecan-1 and syndecan-4 mRNAs expression by +40 and +53%,respectively, and dbcAMP stimulated them by +35 and +55%, respectively (Tables 2 and 3).DISCUSSIONThis report shows, for the ... glypican-1; 5¢-ACAGACTACCTCATGAAGAT-3¢ and 5¢-AGCCATGCCAAATGTCTCAT-3¢ for b-actin.The PCR was started at 94 °Cfor1minandfollowedbyup to 27 cycles of amplification for the three proteoglycans and ... cells by singlestep method of Chomczynski & Sacchi [36] using trizolreagent.The integrity and quality of purified RNA were con-trolled by 1% agarose gel electrophoresis and measure of the...
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Báo cáo Y học: Synthesis of phosphoenol pyruvate (PEP) analogues and evaluation as inhibitors of PEP-utilizing enzymes pot

Báo cáo Y học: Synthesis of phosphoenol pyruvate (PEP) analogues and evaluation as inhibitors of PEP-utilizing enzymes pot

... treatment of 6e and 7a with trimeth-ylsilyl bromide and methanolysis. Finally, the ethyl estergroup of 8a was hydrolysed under basic conditions, and theZ-andE-isomers were separated by anion-exchangechromatography. ... between 4f and trimethyl phosphite. Therefore 2b and 2d,aswellas2i were prepared by alkaline hydrolysis of the esters 2a, 2c and 2h, respectively. However, 2a wasstable to hydrolysis at pH 12 and the ... inhibitor of PEPmutase [36], and pyruvate kinase [6].Inhibition of pyruvate kinase. This enzyme catalyses theregeneration of ATP from ADP and PEP, in the last step of glycolysis. Due to its physiological...
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Báo cáo Y học: Expression of glucose transporter-2, glucokinase and mitochondrial glycerolphosphate dehydrogenase in pancreatic islets during rat ontogenesis potx

Báo cáo Y học: Expression of glucose transporter-2, glucokinase and mitochondrial glycerolphosphate dehydrogenase in pancreatic islets during rat ontogenesis potx

... (A) and liver (B) of 21-day-oldfetal (F-21), 5, 10, and 20-day-old suckling (S-5, S-10, and S-20) and adult rats were hybridized with speci®c probes for glucokinase and 18SrRNA. At t he top of ... theactivities of citrate synthase (an enzyme of the Krebscycle re¯ecting the number of mitochondria [10]), succi-nate dehydrogenase and cytochrome oxidase (compo-nents of the respiratory chain) ... homogenized for 21-day fetuses, 300 for 10-day-old suckling rats, and 235 for adult rats. They were then sonicated with 1 0 low-frequency pulses. Pieces of liver were homogenizedmechanically in 15...
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Báo cáo Y học: Comparison of starch branching enzyme I and II from potato ppt

Báo cáo Y học: Comparison of starch branching enzyme I and II from potato ppt

... dithiothreitol and 10%glycerol buffer were stored at 270 8C until use.Determination of branching enzyme activity on amylose and amylopectin with the starch–iodine assayAmylose (type III, Sigma) and amylopectin ... samples.RESULTS AND DISCUSSIONComparison of SBE I and SBE II on the amylose and amylopectin substratesTo compare the activity properties of potato SBE I and SBE II, commercially available amylose and amylopectinwere ... activity of potato SBE I and SBE II withamylose, amylopectin and linear dextrins as substrates.MATERIALS AND METHODSBranching enzyme isoformsPotato SBE I and II were expressed in E. coli and...
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Báo cáo y học:

Báo cáo y học: "Significance of Conversation between Mast Cells and Nerves" pdf

... TissuesBrain and Immune SystemThe brain and the nervous and immune systemsare the major adaptive systems of the body.104Several pathways have been shown to link thebrain and the immune system, ... coop-erate in a number of pathologic and physiologicprocesses such as the regulation of hair folliclecycling and development and such as wound 68 Allergy, Asthma, and Clinical Immunology / Volume 1, ... recruitment,proliferation, and activation of leukocytes. On theother hand, inflammatory cells may modulate theneuronal phenotype and function.Association of Mast Cells and NervesIt is well established...
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