... consider because they are not hydrolysed by β-glucosidases in the intestine and can be administered orally [27] Therefore, the aim of the present study was to evaluate the inhibitory effect of some thioglycosides ... hydrolysis-resistant, synthetic S-analogs of natural O-glucosides involved in the biosynthesis of chrysomelidial and salicin These substances are synthesized and secreted as part of a defense mechanism ... phosphate-buffered saline (PBS; Invitrogen, Karlsruhe, Germany) and then incubated with 0.1 ml of a solution containing µM CC2-DMPE and 0.02% pluronic acid in PBS After in- cubation in the dark for 30...
Ngày tải lên: 26/10/2012, 10:04
... abnormalities not represent a single pathological entity and therefore there is no single strategy for their prevention Conflict of interest The author has declared that no conflict of interest exists References ... Previously the selective abortion, i.e termination of pregnancy after the prenatal diagnosis of severe fetal defects was also named as secondary prevention Recently the WHO and other international ... recovery of congenital abnormalities by early surgical intervention without residual defects or minimal after effects In Hungary early surgical intervention has resulted in a complete recovery in some...
Ngày tải lên: 02/11/2012, 11:12
Control of Membrane Fouling by Coagulant and Coagulant Aid Addition in Membrane Bioreactor Systems
... on the biopolymer removal On the other hand, the mixture of Fe(III) and polysilicate worked more effectively on protein and carbohydrate removal The removal amount increased according to the ... Fig - Protein and carbohydrate concentrations in R7, R8 and R9 (Error bars show the standard deviation of 21 samples) CONCLUSIONS This paper investigated the effects of the coagulants and coagulant ... 105 oC for 30 minutes (Nakajima and Mishima, 2005) For the SMP
Ngày tải lên: 05/09/2013, 10:15
Development of DMC controllers for temperature control of a room deploying the displacement ventilation HVAC system
... Harbin Institute of Technology, China in 2007 He is now pursuing his PhD degree in the same department in Harbin Institute of Technology and studying as a joint student in department of Mechanical ... PhD degree in control science and engineering from Harbin Institute of Technology, China in 2005 He was a Research Associate in the department of Mechanical Engineering the University of Hong Kong ... [60s/step] Figure The input signal and the step responses According to the superimposition principle of the linear system, suppose the original output value of the system at k is y0 (k), the control...
Ngày tải lên: 05/09/2013, 16:11
BIOS Takes Control of the UHCI Host Controller
... Frame (SOF) tokens on the USB This article examines the third step of the process—taking control of the host controller in the context of providing a solution to the problem of legacy keyboard and ... article The operating system/BIOS handoff of legacy keyboard and mouse support is a twoway process In other words, the handoff can occur from the BIOS to the operating system or from the operating ... interface in implementing the handoff of the host controller between the operating system and the BIOS; the Microsoft host controller driver implementation logic is described in this section of the...
Ngày tải lên: 07/10/2013, 00:20
The Potential of Biofumigants as Alternatives to Methyl Bromide for the Control of Pest Infestation in Grain and Dry Food Products
... phosphine is a quick and effective tool for the control of stored-product insect pests In view of the scheduled phaseout of methyl bromide under the Montreal protocol, the role of phosphine in grain ... of all oils tested The main component of one of the oils is pulegone The other is not yet identified and it is called SEM76 (Shaaya and Kostyukovsky, 2006) In our study of the mode of action of ... evaluate the toxicity of allyl ITC in grain, we could show that 20 μL·L−1 air (=20 g m−3 ) and exposure time of day were not effective in killing the insects at the bottom of the column when the fumigant...
Ngày tải lên: 25/10/2013, 05:20
Alternative Processing Technologies for the Control of Spoilage Bacteria in Fruit Juices and Beverages
... 90% of their energy at a wavelength of 253.7 nanometers Exposure of bacteria to UV results in cross-linking of the thymine dimers of the DNA in the organism, preventing repair of injury and reproduction ... growing of fruit, harvesting, postharvest handling, washing, and cooling and storage PREVENTIVE MEASURES IN THE ORCHARD Contamination of fruits with feces of animals such as deer,8 seagulls,9 and ... repair of DNA The use of combination treatments is expected to be more effective both in eliminating pathogens and in retaining quality attributes of the product.49 MICROWAVES The use of microwaves...
Ngày tải lên: 25/10/2013, 21:20
Control of Cell Proliferation and Growth byMyc Proteins
... that the balance of expression of members of the Myc/Max/Mad network of proteins (see Fig 1) may dictate the response to loss of Myc (Walker et al 2005) In mice, the effects of deletion of the ... deletion of c-myc leads to a transient failure to form normal numbers of crypts in the small intestine, but in long-term experiments the mice maintain a normal epithelium in the absence of c-Myc ... TRRAP binds to a highly conserved domain in the amino-terminus of Myc proteins (MycboxII), and Myc controls acetylation of its target genes in a MycboxII-dependent manner Mutations in this domain...
Ngày tải lên: 25/10/2013, 21:20
Electronics - Digital Control of Switching Power Supply
... environmental variations, and fewer part counts [2] It also reduces the size of the power supply by containing the complexity of control system within the software Therefore, since digital control ... number of parts required in the system and their susceptibility to aging and environment variations, which lead to high cost of maintenance Further, analog control once designed is inflexible and ... the corresponding standards in Europe and North America several active solutions have been proposed [2] and widely studied in the literature, being most usually employed the boost converter The...
Ngày tải lên: 27/10/2013, 16:15
Intrathecal baclofen for the control of spinal and supraspinal spasticity
... mainly excreted unchanged in the urine Pharmacokinetics of intrathecal baclofen Baclofen in cerebrospinal fluid (CSF) Baclofen is hydrophilic and crosses the blood– brain barrier poorly Spinal ... baclofen concentration to be achieved in the spinal cord than in the brain because of the characteristics of the circulation of the CSF from the ventricles to the spinal subarachnoid space The ... position and is further raised on coughing or straining In these circumstances CSF may find a way along the outside of the catheter and accumulate in the potential space around the pump, forming a...
Ngày tải lên: 01/11/2013, 10:20
Tài liệu Điều khiển thích nghi máy công cụ điều khiển số ( Adaptive Control of CNC Machine Tools) ppt
... Systems, and Computer Integrated Manufacturing Printice-Hall, 1987 Yoram Koren: Computer Control of Manufacturing Systems McGraw-Hill, 1983 Japanese National Research Institute: Mechanical Engineering ... ACO) (2) điều khiển thích nghi theo điều kiện giới hạn (Adaptive Control With Constraints - ACC) Hệ ACO điều khiển thông số công nghệ theo PI xác định (thờng tiêu kinh tế), đồng thời thỏa mãn điều ... Mechanical Engineering Laboratory Annual Report 1993/1994 R Kail, W Mahr: Piezoelectric Measuring Instruments and their Applications Messen und Prỹfen, Volume 20 (1984) ...
Ngày tải lên: 10/12/2013, 13:16
Tài liệu Điều khiển thích ứng hệ thống xác định một phần ( Adaptive control of partially known system) ppt
... Y.B Jeon, B.O Kam, S.S Park and S.B Kim, Seam Tracking and Welding Speed Control of Mobile Robot for Lattice Type of Welding, Proc of the 6th IEEE Int Symposium on Industrial Electronics, Korea, ... Robots, The Int Journal of Robotics Research, Vol 13, No 1, pp 55-69, Feb 1994 [18] X Yun and Y Yamamoto, Internal dynamics of a Wheeled Mobile Robot, Proc of the 1993 IEEE/RSJ Int Conference on Intelligent ... Tracking A Moving Target, Proc of the 34th Conf on Decision & Control, pp 3831-3836, 1995 [16] R Fierro and F.L Lewis, Control of a Non-holonomic Mobile Robot: Backstepping Kinematics into Dynamics,...
Ngày tải lên: 10/12/2013, 13:16
Tài liệu MANAGEMENT CONTROL OF PROJECTS P1 pdf
... objective Then they must assess the current situation in terms of the vision To this, they must gather information to refine their understanding of the current situation and then determine appropriate ... chartering of the team is the other The reinforcing loop of culture, vision, search, and so on is the upper reinforcing loop along with the five potentially balancing items shown along the outside The ... call the adaptive control or learning engine The reinforcing loop shows the additional influence of formal and informal rewards (as a result of measurement) on team learning, thus linking the...
Ngày tải lên: 17/12/2013, 14:15
Tài liệu MANAGEMENT CONTROL OF PROJECTS P2 pdf
... planning and costing; performance analysis and reporting; multiple project planning, scheduling, and costing; and project graphing, including the drawing of project networks, schedules, and reports ... depict the interrelationships among the individual networks of the TV transmission system Installation of the connecting cable between the tower and the building (activity 6-7) cannot begin until the ... of the projects of an organization within the resource constraints of the function at minimum disruption to the plans of each of the organization's projects Resource Loading To understand the...
Ngày tải lên: 17/12/2013, 14:15
Vector control of three phase AC machines - N.P.Quang
... assignment of the stator-fixed αβ coordinate system, which is discussed in the chapter 1, to the three windings u, v and w The logical position of the three windings is defined as: 0, if the winding ... one of the three winding axes, e.g with the axis of winding u (fig 1.2), it is renamed into αβ coordinate system A stator-fixed coordinate system is now obtained The three-winding system of a ... properties of the machine models and the way to nonlinear controllers Idea of the exact linearization Nonlinearities of the IM model Nonlinearities of the DFIM model Nonlinearities of the PMSM model...
Ngày tải lên: 18/12/2013, 09:10
SIMULATION AND SPEED CONTROL OF INDUCTION MOTOR DRIVES
... control of a 3- induction motor and compared them using their Torque-Speed characteristics Also the transients during the starting of a 3- induction motor were studied using MATLAB Simulink and the ... winding even on the rotor side with as many number of poles as in the stator winding Considering the three phases to be balanced, the analysis of a 3-induction motor can be done by analysing ... During starting of an induction motor, the stator resistance and the motor inductance (both rotor and stator) must be kept low to reduce the steady state time and also to reduce the jerks during...
Ngày tải lên: 18/12/2013, 22:06
Optimal Control of GREEN HOUSE CULTIVATION
... Straten is the principal author of the other chapters and the main coordinator of the whole project Chapter is the result of a number of formal and informal discussions among us, as authors, and with ... working point, these equations become nonlinear, even if the fluxes are linear On the other hand, the dependencies of the capacities on the intensive variables are rather weak over the operating ... functions of dimensions nx and ny, respectively, where f specifies the rate of change of the states and g how the output variables of interest depend on the states and the inputs The input–output information...
Ngày tải lên: 01/01/2014, 07:23