Báo cáo khoa học: "Growth and root and morphology of planted naturally-regenerated Douglas fir and Lodgepole pine" pot

Báo cáo khoa học: Limited mutagenesis increases the stability of human carboxypeptidase U (TAFIa) and demonstrates the importance of CPU stability over proCPU concentration in down-regulating ﬁbrinolysis doc

... with (i) a mixture of A115 and F23, (ii) a mixture of A115 and F23, (iii) Y353 and (iv) A115.Table 5. Kinetic and stability parameters for puriﬁed WT and mutant CPUs. The T1 ⁄ 2 of activity at 37 ... instability of CPU is likely to be of majorimportance for the in vivo down-regulation of its activity, but the under-lying structural mechanisms of this fast and spontaneous loss of activity of CPU ... [38].The stability of activity of puriﬁed WT and mutantCPUs were determined with the same protocol, but underdeﬁned buffer conditions of 50 mm Hepes, pH 7.4.Determination of the ORF of mutated preproCPUstably...

Báo cáo khoa học: Microcin J25 induces the opening of the mitochondrial transition pore and cytochrome c release through superoxide generation doc

... regardless of the presence of calcium.DiscussionUnderstanding the mechanisms of action of some types of proteins and peptides on the structural and func-tional state of mitochondria seems to ... uptake of calcium through the uniport of calcium. On the other hand, KCN and antimycin A,both inhibitors of electron transport, also inhibited theswelling induced by MccJ25. The inhibition of swellinginduced ... demonstrates that the generation of this reactivespecies precedes MTP opening and mitochondrialswelling. The inability of RR and CsA, speciﬁc inhibi-tors of the calcium uniport and MTP respectively,...

Báo cáo khoa học: Principles behind the multifarious control of signal transduction ERK phosphorylation and kinase/phosphatase control potx

... amplitude and late plateau, and duration and area-under-the-curve may be import-ant for understanding differential control of down-stream processes by the activities of kinases and phosphatases, and ... dependence of the activity of the third kinase, we varied the Vmax of the secondkinase reaction and recalculated the concentration of the active form of the third kinase as a function of time. ... deterministickinetics and local stability of the system. It is not oftenthat understanding of an aspect of cell biology can beachieved by using analytical mathematics.The laws dictate that the control of all...

Báo cáo khoa học: Probing the substrate speciﬁcities of matriptase, matriptase-2, hepsin and DESC1 with internally quenched ﬂuorescent peptides potx

... sensitivity of hepsin and matriptase, and the relative insensitivity of matriptase-2 and DESC1, to leupeptin are noteworthy. Moreover,when matriptase activity was tested in the presence of proteins of ... (substrates 6, 8 and 10) was tolerated and yielded kcat⁄ Kmvalues that were similar to that of the reference (substrate 1). Leu and Tyr (substrates 12 and 14) at P2, and Ala, Gln and Tyr (substrates ... effects of various proteaseABFig. 1. TTSP expression and puriﬁcation.(A) Schematic representations of matriptase,matriptase-2, hepsin and DESC1. Arrows and numbers indicate the ﬁrst and lastamino...

Báo cáo khoa học: "morphological characteristics, root growth potential and flushing response of rooted cuttings compared with transplants of Sitka spruce" pps

... Maturation in Douglas- fir: II. Maturation characteristics of geneticallymatched Douglas fir seedlings, rooted cuttings and tissueplantlets during and after 5 years of field growth, ... in morphology, RGP and flushing responses in the greenhouse tests and in thefield trial, and some of these may be of operational sig-nificance.4.1. Morphology, root ... of selection and propagation.Several morphological variables, root growth poten-tial and dormancy intensity of planting stock raised fromrooted cuttings were assessed and...

Báo cáo khoa học: "Growth and root and morphology of planted naturally-regenerated Douglas fir and Lodgepole pine" pot

... articleGrowth and root morphology of planted and naturally-regenerated Douglas fir and Lodgepole pineMR HalterCP ChanwayDepartment of Forest Sciences, University of British ... growth and development of the root system of juvenile Lodgepole pine.Ecol Monogr 12, 451-468Van Eerden E, Kinghorn JM (eds) (1978) Pro-ceedings of the Root Form of Planted ... Homogeneity of vari-ance tests were significant for Douglas fir height and previous year’s leader growth and for the % of Lodgepole pine lateral roots within 10 cm of groundline;...

Tài liệu Báo cáo khóa học: A multi-protein complex containing cold shock domain (Y-box) and polypyrimidine tract binding proteins forms on the vascular endothelial growth factor mRNA Potential role in mRNA stabilization pptx

... sites. Two potential sites at+157 and +650 were observed. These were named CSD site1 and CSD site 2 and have sequences of 5¢-AACCUCU-3¢ and 5¢-AACUUCU-3¢, respectively (Fig. 1A). No otherpotential ... binding of CSD proteins to PTBFig. 8. Comparison of CSD protein RNA binding sites. (A) Thesequences of the VEGF 5¢ -and3 ¢-UTR CSD site 1, 2 and 3 sequencesare shown and consensus CSD (5¢)andPTB(3¢) ... unknownproteins of 27 and 12 kDa. The ability of anti-CSD and PTB antibodies and DNA competitors to effectivelycompete complex formation demonstrates the dependenceon the presence of both CSD and PTB...

Báo cáo khoa học: " Growth performance and nutrient utilization in black Bengal bucks (Capra hircus) supplemented with graded doses of chromium as chromium chloride hexahydrate" pps

... 175-188.Performances of bucks supplemented with inorganic chromium 37Concentration of glucose and enzyme activities in plasmaThe preprandial and postprandial concentration of glucose and the activities of alkaline ... the level of 0.2 mg. The dose level of 0.4 mgTable 4. Preprandial and postprandial glucose and enzymes activities in plasma of black Bengal bucks supplemented with graded levels of chromium ... 2% solution of ammonium chloridewas added in the standards and samples to reduceinterference caused by presence of Fe in the samples. Foranalysis of Cu, Zn, Fe, Mn and Ca, 1 ml of the aliquot...

Báo cáo khoa học: "Growth and fructification of a Norway spruce (Picea abies L. Karst) forest ecosystem under changed nutrient and water input" doc

... thestructure of the stand may become more homogenous.However, a complete adjustment and formation of standscomposed of one growth layer is unlikely to occur.The evaluation of the results ... 6.0 and 6.4, while the contents of aluminium and iron ions weremarkedly reduced (20–25% of the normal input). Thesimilarly strong increase of the calcium (150% of the am-bient input) and ... give the stand achance to recover, instead the phase of recovery wasmonitored by continuous measurements.A directly adjacent non-roofed part of the stand (am-bient control D0) and a roofed control...

Báo cáo khoa học: "Growth and survival in Quercus ilex L. seedlings after irrigation and artificial shading on Mediterranean set-aside agricultural land" docx

... of irrigation, shade and theinteraction of irrigation and shade were sig-nificant. All seedling growth measurementswere significantly related to the amounts of water and ... INTRODUCTIONAbout 600 000 ha of agricultural landare abandoned every year in Europe [8].Revegetation of this land is therefore animportant ecological and socioeconomicissue [11]. ... quantify the effects of two techniques (irrigation and shading) onthe survival and growth of newly planted Q. ilex seedlings. We hope that the results of this study may form...

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