báo cáo khoa học: " AtKinesin-13A is located on Golgi-associated vesicle and involved in vesicle formation/budding in Arabidopsis root-cap peripheral cells" ppt
Báo cáo khoa học: Effects of salt on the kinetics and thermodynamic stability of endonuclease I from Vibrio salmonicida and Vibrio cholerae potx
... temperature and salt concentration [32,33]. At elevated salt concen-trations or low temperatures, the gain in entropy on release of ions is reduced and substrate binding is therefore weaker [33]. This ... Asn in VcEndA.Intuitively, such changes in charge and steric effectsmay alter substrate binding and salt sensitivity. In this study, the effect of NaCl concentration on the kinetic constants and ... to result from increased flexibility and size of the substrate binding cleft, leading to anincreased product dissociation constant [42].ConclusionsThe experiments conducted in this study show...
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Báo cáo khoa học: Isothermal unfolding studies on the apo and holo forms of Plasmodium falciparum acyl carrier protein Role of the 4¢-phosphopantetheine group in the stability of the holo form of Plasmodium falciparum acyl carrier protein docx
... oxidizing conditions. (c) Apo-ACP (O) and holo-ACP (h) in each fraction was quantified by measuring the intensity of the silver-stained protein bands usingQUANTITY ONE software and plotted against ... found in most bacteria,plants and the malaria parasite, consists of distinctenzymes, each catalyzing individual reactions requiredto complete successive cycles of fatty acid elongation, in contrast ... Comparison of guanidine hydrochlo-ride-induced transitions (A) Comparison ofguanidine hydrochloride-induced transitionsof apo-ACP at 30 °C as monitored by far-UVCD at 222 nm (d) and tyrosine...
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Báo cáo khoa học: "Growth-chamber trial on frost hardiness and field trial on flushing of sessile oak" pdf
... different frostinglevels, ranks of provenances were not con-sistent. This inconsistency might be ex-plained by genetic variation or perhaps be-cause plant preconditioning was ... frost re-sistance of different organs and tissues and concluded that frost hardiness is cor-related with the natural distribution of thisspecies. Studies on 38 Quercus ... development and terminal buds and lammas shoots sustained 100% dam-age at - 8 °C. While interprovenance varia-tions of frost hardiness were found, thehardiness ranking was...
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Báo cáo khoa hoc:" Effect of venlafaxine on bone loss associated with ligature-induced periodontitis in Wistar rats" pptx
... brain involved in immune regulation, and thereby alterimmune responses and influence the development and progression of infections and inflammatory diseases,including periodontitis [4,5]. In ... synaptic inhibition of serotonin uptake.IntroductionAlthough depression and periodontitis are common con-ditions in older adults, past studies could not establishthat these two conditions are ... histologist in asingle-blind fashion and graded as follows: Score 0:absence of or only discrete cellular infiltration (inflamma-tory cell infiltration is sparse and restricted to the regionof...
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báo cáo khoa học: " Effects of hypodontia on craniofacial structures and mandibular growth pattern" docx
... ∠ArGoMe: gonionangle dental: ∠UI/NA: inclination of upper incisor ∠LI/NB: inclination of lower incisor ∠UI/LI: interincisal angle Linear measurements in mm: Saggital: Wits value: saggital distance ... within wide ranges and showed large standard deviation. Two studies [15, 25] emphasized a retroclination of upper and lower incisors and consequently an increased interincisal angle. Conversely, ... further investigated on in this study. A decrease in vertical jaw relation and mandibular plane inclination, as it was observed by Nodal et al. [16] and Øgaard and Krogstad [15] in persons with...
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Báo cáo khoa học: "Influence of insulin on glucose metabolism and energy expenditure in septic patients" ppsx
... partially, in sepsis. We can conclude that an increase in insulinaemia in sepsis further increases glucose utilization.Glucose oxidation and storage In some human studies glucose oxidation was unaffected ... Mendez B, Istfan AW: Effects of systemicinfusions of endotoxin, tumor necrosis factor and interleukin-1 on glucose metabolism in the rat: relationship to endog-enous glucose production and peripheral ... specifically, theincrease in EE was lower in septic patients in step 1 and in step 2. The RQ findings are presented in Table 8. RQincreased in both groups, and the increases were statisticallysignificant,...
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Báo cáo khoa học: Respective roles of the catalytic domains and C-terminal tail peptides in the oligomerization and secretory trafficking of human acetylcholinesterase and butyrylcholinesterase potx
... oligomeric orga-nization and localization and therefore depend on theC-terminal t peptides, which may be directly involved in distinct interactions with partner proteins.The two cholinesterases present ... [37]. This indicates apredominant in uence of the catalytic domain on oligomerization.Role of the C-terminal cysteineMutation of the cysteine located at )4 from the C-ter-minus to a serine in ... BChE) and a continuous line, and those corre-sponding to the medium with empty symbols (s, AChE; h, BChE) and a dashed line. The peaks corresponding to tetramers, dimers and monomers are indicated...
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Báo cáo khoa học: Bioenergetics of the formyl-methanofuran dehydrogenase and heterodisulfide reductase reactions in Methanothermobacter thermautotrophicus pot
... nettranslocation of one additional H+. The change in protontranslocation stoichiometry around pH2¼ 0.12 bar is con-sistent with this change in YCH4MAXvalues.The shift in proton translocation ... dehydrogenase and heterodisulfide reductase reactions, forcing the organ-isms to control the Na+ and H+translocation numbers in the respective reactions. Control can be exerted in twodifferent ways, instantaneously ... neither contains methanophenazine,nor the cytochrome b-type proteins that are typical for theMethanosarcina electron-transport chain. In an in vitrosystem from M. marburgensis, reaction (4) is catalyzed...
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Báo cáo khoa học: Expression of CYP2E1 increases oxidative stress and induces apoptosis of cardiomyocytes in transgenic mice pdf
... CYP2E1 is also involved in the metabolism of endogenous aldehydes and ketones and plays a key role in gluconeogenesis in ketone bodies released as a result of energy deprivation[15–17], and also is ... Whole-heart longitudinal sections are shown in (A) (magnifi-cation ·20; scale bars = 1 mm). The hemotoxylin and eosin-stained sections of the left ventricle are shown in (B) and Masson’s trichromestained ... dehydrated using severalchanges of ethanol and embedded in Epon 812. Thin sectionswere stained with uranyl acetate and lead citrate and exam-ined under a JEM-1230 Transmission Electronic Microscope(JEOL...
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Báo cáo khoa học: A comparative study of type I and type II tryparedoxin peroxidases in Leishmania major pot
... conformation of theprotein, because we were unable to purify thismutant. Although it could be involved in disulfide-bond formation in the absence of Cys83, it is lesslikely to be involved in ... withthis, TryP1 is detected as a monomer under reducingSDS ⁄ PAGE and as a dimer following oxidation withperoxide and separation under nonreducing conditions(Fig. 7). In contrast, reduced and oxidized ... TryX and TryP1 and site-directed mutagenesis of TDPX1. The initiator and terminator codons are in bold and the restriction sites are underlined. The codons of the mutated amino acids are in bold.Cloned...
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