Báo cáo khoa học: "Factors affecting the direction of growth of tree roots" pptx

... U.K.Introduction The direction of growth of the main roots of a tree is an important determinant of the form of the root system. It affects the way the system exploits the soil (Karizumi,1957) ... around the tree in the horizontalplane is set by the position of the initialson the taproot. The direction of growth ismaintained away from the tree by correc-tive ... to the main root, instead of growing at the usual liminal angle, or angle with respectto the mother root (Horsley, 1971 ). In thisway, the direction of growth of the...

Báo cáo khoa học: "Factors affecting the interfacial properties of surfactant absorbed layers on an oil droplet surface" pptx

... sunflower oil 6.92 6.82 0.92 The interfacial tension and modulus are two important parameters to determine the purity of the oil. The effect of the type of oil on the interfacial tension and ... mM), it results in the formation of aggregates. This aggregation would decrease the number of casein molecules available for adsorption. On the other hand, the binding of Ca2+ to casein ... between the values at the various concentrations of sodium caseinate) The transient surface dynamic properties of the adsorbed sodium caseinate film depend on the protein concentration in the...

Báo cáo y học: " Factors affecting the long-term response to tacrolimus in renal transplant patients: Pharmacokinetic and pharmacogenetic approac"

... [7]. The aim of the present study was to determine the impact of CYP3A5*1 and CYP3A5*3 genotype on the kinetics of tacrolimus in renal trans-plant recipients. The drug dose and level, the drug ... expressed, it may count for the 50% of the total hepatic CYP3A protein [5,14]. Macphee et al were the first to detect the effect of a CYP3A5 polymorphism in the distribution of tacro-limus [11]. ... parameters affecting tacrolimus kinet-ics. The presence of CYP3A5*1 allele does not predict the amount of CYP3A5 protein accurately as it can be affected by other factors, genetic (expression of m-RNA,...

Báo cáo khoa học: Factors affecting habituation of PC12 cells to ATP potx

... deﬁned as the ratios of the amplitude of each response (B,C,D,E) in the run to the amplitude of the initial r esponse of that run (B). Habituation w ill be recordedin text as a percentage of the fourth ... ultiplying the effect of each condition to a stimulus (B/A) by the ratio of the cellular response of that stimulus to 300 lMATP (F/G). The term Ôscaled responseÕ will refer to the response of PC12cells ... ascertain if the test conditions affected the response of the cell to the stimulant being used. During habituation the cells were stimulated once every 5 min. If the backgroundsolution of the cells...

Báo cáo khoa học: Residues affecting the chloride regulation and substrate selectivity of the angiotensin-converting enzymes (ACE and ACE2) identiﬁed by site-directed mutagenesis pot

... NaCl,respectively. It is therefore clear that these two muta-tions reduce the potency of MLN-4760.Discussion The ﬁndings of this study provide further support for the physiological relevance of the chloride ... chloridesensitivity of the potency of the ACE2-speciﬁc inhibitorMLN-4760. Hence, dose–response curves were obtainedfor the inhibition of the ACE2 variants by MLN-4760,and the inhibition of the tACE variants ... binds the chlorideion at the CL2 site [22]. The ionic interaction of thisresidue with the chloride ion is therefore essential to the chloride sensitivity mediated by the CL2 site. Althoughthe...

Báo cáo y học: "Factors affecting the outcome of surgically treated non-iatrogenic traumatic cervical esophageal perforation: 28 years experience at a single center" docx

... 5:46http://www.cardiothoracicsurgery.org/content/5/1/46Page 4 of 5geus, the impingement of the aortic arch and left mainstem bronchus, and the distal esophagus just proximal to the lower esophageal sphincter [2]. In our series, 30% of patients ... Department of Thoracic Surgery, Faculty of Medicine Dicle University, Diyarbakir, TurkeyFull list of author information is available at the end of the articleOnat et al. Journal of Cardiothoracic ... ingestion of a foreign body.Diagnosis of esophageal perforation can be missed if the surgeon overlooks its possibility. Plain film findingsvary, based on the location and cause of the perforation,as...

Tài liệu Báo cáo khoa học: Enzymes for the NADPH-dependent reduction of dihydroxyacetone and D-glyceraldehyde and L-glyceraldehyde in the mould Hypocrea jecorina doc

... after the ATG, or at the C-termi-nus before the stop codon. The expression of these histi-dine-tagged proteins was done as described above.Strains, growth conditions and cell extracts The E. ... s. The mixture was then centrifuged inan Eppendorf microcentrifuge at full speed for 25 min, and the supernatant used for the analysis. The protein content of the extract was estimated using the ... with the number EC 1.1.1.156. The properties of GLD2 aresimilar to those of the enzymes puriﬁed from A. niger[1] and A. nidulans [2]; that is, the enzyme catalyses the reversible reduction of...

Báo cáo khoa học: Các dạng , thể thơ của câu đố người Việt pptx

... ehem dau" (bao diem) Gia suf, day la the ea ban (ed the gpi la the nhi luc nhdt bdt), thi the nay eung ed eae bien the tffpng tff the lue bat, the song tha't luc bat; thi du: - "Xeo ... VIETNAMESE RIDDLES The article gives a description of forms and styles of the Vietnamese riddles (As viewed through his collection of 2000 riddles). His description is composed of two parts: Riddles ... riddles composed in the forms and styles of poetry (Those of the metres of 2 words, 3 words, 4 words, 5 words, 7 words, six-eight-word stieh, seven-seven-six-eight word stieh, and of mixed metre)....

Báo cáo khoa học: Val216 decides the substrate speciﬁcity of a-glucosidase in Saccharomyces cerevisiae doc

... locates on the long loop regionfollowed by Nb4, and the side chain of Val200 facestoward the inside of the c atalytic cleft [39]. Figure 4 shows the h ypothetical structure of the active site of S. ... because the steric hindrance between OG1 of Thr216 and O3¢ of maltose is canceled by the rotation of the s ide c hain of Thr216. The results indicate that the amino acid residue just after the catalytic ... cannotbind to the active site because the side chain of Val216interfere with binding of a 4-linked glucose. The CG1 of Val216 is too close to the O3¢ of maltose. On the otherhand, both isomaltose a...

Báo cáo khoa học: "Completing on the partial basis parses of ill-formed sentences of discourse information" docx

... parses with the application of our method, the heuristic rules were applied. In such cases the default rule of joining the root node of the second partial parse to the last node of the first ... joined to the third parse, then the examination moves to the next parse, and so on. Two partial parses are joined if the root (head node) of either parse tree can modify a node in the other parse ... follows: First, the possibility of joining the first two partiM parses is examined, then, either the unification of the first two parses or the second parse is examined to determine whether it can...

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