identification quantification and comparison of khat samples

... conformation of BL caused by this binding of proton result in decreases in the number of BL The conformation change of BL may decrease the internalization flux of - 343 - Journal of Water and Environment ... Accumulation of Pb and Zn in Gametophytes and Sporophytes of the Moss Funaria hygrometrica (Funariales), Ann Bot., 87, 537-543 Cheng T and Allen H E (2001) Prediction of uptake of copper from ... copper toxicity and copper accumulation in organisms REFERENCES Ashton N W and Cove D J (1977) The isolation and preliminary characterization of Auxotrophic and resistant mutants of the moss Physcomitrella...

Ngày tải lên: 05/09/2013, 10:15

... speeds of the on-line algorithms Fixed-point algorithms not appear in this comparison, because they are of a different type and a direct comparison is not possible 284 OVERVIEW AND COMPARISON OF ... approximation of the mean-square error of b, as was already STATISTICALLY OPTIMAL NONLINEARITIES 277 discussed in Chapter Comparison of, say, the traces of the asymptotic variances of two estimators ... analysis G 278 OVERVIEW AND COMPARISON OF BASIC ICA METHODS b bx First, note that the robustness of ^ depends also on the method of estimation used in constraining the variance of ^ T to equal unity,...

Ngày tải lên: 23/12/2013, 07:19

... Problem of Overweight and Obesity .5 Treatment Guidelines Assessment and Classification of Overweight and Obesity Assessment of Risk Status 11 Evaluation and ... Study of Obesity (NAASO) and the National Heart, Lung, and Blood Institute (NHLBI) It is based on the Clinical Guidelines on the Identification, Evaluation, and Treatment of Overweight and Obesity ... adopted by the Expert Panel on the Identification, Evaluation, and Treatment of Overweight and Obesity in Adults and endorsed by leading organizations of health professionals, are shown in Table...

Ngày tải lên: 14/02/2014, 09:20

... However, the age and maturity of the child and the preferences of the child and the parents should be taken into account 1.2.2 Identification and classification of overweight and obesity 1.2.2.1 ... rice and pasta • Eat at least five portions of a variety of fruit and vegetables each day, in place of foods higher in fat and calories • Eat a low-fat diet and avoid increasing your fat and/ or ... years by 2010 and to implementing the England and Wales National Service Frameworks for children, young people and maternity services (the Children’s NSFs for England and Wales), and ‘Every child...

Ngày tải lên: 21/02/2014, 11:20

... Illustration of the Role of Bias in Machine Learning In Proceed- ings of EMNLP'96 conference Samuelsson, C and Voutilainen, A 1997 Comparing a Linguistic and a Stochastic Tagger In Pro- ceedings of joint ... the value of p has similar constraints to those of u If the test and training corpora are independent, the probability of making the same error, given that both are wrong, will be the random / ... corpus which is known to contain a b o u t 3% of errors ( C = ) , and obtain a reported performance of 93% ( K = 0.93) In this case, equations and yield a range for the real performance x that...

Ngày tải lên: 08/03/2014, 05:21

... availability of a large number of genomic sequences has significantly increased the number of identifiable analogs of E coli Lon and prompted a reanalysis of the active sites of this family of proteases ... definition of the domains The locations and sequences of the Walker A and B motifs (AAA+ module) and of fragments of the proteolytic domains including catalytically active serine (S*) and lysine ... analysis of the amino acid sequences of the majority of the currently known Lon proteases The results of site-directed mutagenesis of E coli Lon protease and insights from the crystal structure of...

Ngày tải lên: 16/03/2014, 18:20

... However, the age and maturity of the child and the preferences of the child and the parents should be taken into account 1.2.2 Identification and classification of overweight and obesity 1.2.2.1 ... rice and pasta • Eat at least five portions of a variety of fruit and vegetables each day, in place of foods higher in fat and calories • Eat a low-fat diet and avoid increasing your fat and/ or ... years by 2010 and to implementing the England and Wales National Service Frameworks for children, young people and maternity services (the Children’s NSFs for England and Wales), and ‘Every child...

Ngày tải lên: 22/03/2014, 09:20

... lack of agreement with the available data alone After that, we review methods for comparison of the predictive ability of two models, and finally suggest a scheme for the general comparison of two ... modeling is often used to achieve a characterization of which of these mechanisms that are significantly active, and independently important, and which mechanisms are present but not significantly and/ or ... The number of runs Ru is defined as the number of sign changes in the sequence of residuals, and it is compared to the expected number of runs, N/2 (because it is assumed that the mean of the uncorrelated...

Ngày tải lên: 23/03/2014, 06:20

... quote Chandler, a pioneer of the field: strategy is “…the determination of the basic long-term goals and objectives of an enterprise, and the adoption of courses of action and the allocation of resources ... elaboration of the classes of decisions made by managers, the explicit separation of strategy from goals and objectives, and the concept of risk as a function of the amount and extent of knowledge, ... determination of strategy unambiguous and the identification of strategic groups equally direct and unequivocal A further advantage, concomitant with the requirement of public declaration of strategies and...

Ngày tải lên: 03/06/2014, 01:55

... amplification and quantification of HSV are shown in Figure Both positive and control HSV-1 samples had Tm ranging from 86.6°C to 86.9°C HSV-2 positive samples, ranged from 87.0 – 88.0 °C and an example of ... included standards of 106 to 10 copies per reaction and negative controls These were used to generate a standard curve and calculate the copy number of the unknown samples HSV positive samples from ... Standards of 106 to 10 copies per reaction of C trachomatis pgp3 amplicons and negative controls were included in each PCR reaction to generate a standard curve and quantities of the unknown samples...

Ngày tải lên: 19/06/2014, 08:20

... and frequency, velocity, single and double support times, and step width and length, as well as parameters such as range -of- motion of a particular joint, peak values, and time of occurrence of ... curves for the standard deviation bands and 90% Sensitivity estimated prediction bands Sensitivity curves for the standard deviation bands and 90% bootstrap estimated prediction bands Here, each ... or landmarks for routine comparison of curves Rather, the comparison of two sets of curves should be based on the entire curve and not isolated parameterizations We suggest however, that landmark...

Ngày tải lên: 19/06/2014, 10:20

... amplification and quantification of HSV are shown in Figure Both positive and control HSV-1 samples had Tm ranging from 86.6°C to 86.9°C HSV-2 positive samples, ranged from 87.0 – 88.0 °C and an example of ... included standards of 106 to 10 copies per reaction and negative controls These were used to generate a standard curve and calculate the copy number of the unknown samples HSV positive samples from ... Standards of 106 to 10 copies per reaction of C trachomatis pgp3 amplicons and negative controls were included in each PCR reaction to generate a standard curve and quantities of the unknown samples...

Ngày tải lên: 20/06/2014, 04:20

... the manuscript and data analysis, JHY has contributed acquisition of data and revising it critically, and JYH has contributed in drafting the manuscript and designing of data and revising it ... maturation of children from statural height, weight and chronological age [15] Recently Wang et al [4] compared histological examination of superior and inferior endplates of vertebral body and compared ... our study in both groups with and without scoliosis, and we found that the range and the mean age for the appearance of the Risser sign were similar in boys and girls of both the groups In present...

Ngày tải lên: 20/06/2014, 04:20

... Hatziantoniou and Mourjopoulos [23] Comparison of the left and the right columns of Figures 8(a) and 8(b) reveals that head shadowing is not significant because of the strong reflections from the boundary of ... approach of the HIF1 method is examined Figures 8(a) and 8(b) show the frequency responses of the respective frontal and back plants in the matrix form The i jth (i = 1,2, and j = 1,2) entry of the ... That is, the upper and lower rows of the figures are measured at the left and right ears, respectively The left and right columns of the figures are measured when the left-side and right-side loudspeakers...

Ngày tải lên: 21/06/2014, 20:20

... presented by Jarrow and Turnbull (1995) and Jarrow, Lando and Turnbull (1997) Jarrow and Trunbull (1995) used matrices of historical transition probabilities from original ratings and recovery values ... total number of transitions from state h to state j from date t to t+1, and ΔN hj (Ti ) is an increment of this process The assumption is also made in Copeland and Jones (2001) and Lu and Kuo (2005, ... (Litterman and Iben, 1991; Madan and Unal, 1995; Jarrow and Turnbull, 1995; Jarrow, Lando and Turnbull, 1997; Lando, 1998; Duffee, 1999) According to previous studies, there is no clear definition of...

Ngày tải lên: 13/07/2014, 21:13

... area of Plots and to 2.22 and 0.67 ha, respectively, and the second buffer area brings the surface area of Plots and to 3.58 and 1.44 ha, respectively 2.2 Light measurements Two kinds of light measurements ... single stand The stand was well adapted to the CROM algorithm test because of particularly important asymmetry among trees, due to the old coppice-with-standards structure of the stand and the ... estimates of the total height, crown length and crown equivalent radius models, respectively N is the number of observations and R2 is the coefficient of determination: R2 = – (residual sum of squares)/(corrected...

Ngày tải lên: 08/08/2014, 00:22

... thinning and rotation in a stand of Pinus sylvestris on a drained peatland site, Scand J For Res 11 (1996) 182–192 [18] Miina J., Preparation of stand management models using simulation and optimization, ... thinnings were of moderate intensity and standard from below, and the rotation length was determined as a function of the culmination of the mean-annual volume increment (between 25 and 30 years ... diameter of the representative tree i (cm) and β and γ are the Weibull parameters, which are estimated as a function of the quadratic mean diameter Dg and the mean diameter D m The value of D g...

Ngày tải lên: 08/08/2014, 14:22

... numerous and pronounced variations over the 61 wk of the study These variations corresponded to the appearance and For the 61 wk of the experiment, comparison of signals without trend of the principal ... regular intervals, regardless of the periodic elongation of the main shoot (Fig 1For each plant, weekly measurements of the extension of all axillary branches The growth of all plagiotropic branches ... period of the growth rhythm presented by the main axis The values of the period varied from 12 to 20 wk and implied that an wk time-lag exists between rest periods and the resumption of the activity...

Ngày tải lên: 09/08/2014, 02:21

... (-1.3 and -1.9 MPa, Dreyer, 1984), Acer sachharinum (-1.4 and -2.3 MPa, Cheung et al, 1975) Stand grown trees of Q petraea and the mediterranean species have wtl much lower values of Π and Ψ ... freely, and its weight and water potential are recorded at regular intervals Water Theory Theory of pressure-volume curves has been established by Tyree and Hammel (1972) w Pairs of values of leaf ... tables II and III confirm that these shifts (δ) appear in all pressure-volume data obtained with immersed samples They attain a mean value of 0.3 with im- mersed samples, and values of less...

Ngày tải lên: 09/08/2014, 03:24

... P2X7-dependent exposure of PS on New Zealand Black (NZB) lymphocytes, New Zealand White (NZW) lymphocytes and (NZB × NZW)F1 (NZB/W) lymphocytes To enable the direct comparison of responses of cells from ... P2X7-stimulated shedding of CD62L by lymphocytes To enable the direct comparison of responses of cells from New Zealand Black (NZB) mice, lymphocytes New Zealand White (NZW) mice and (NZB × NZW)F1 (NZB/W) ... flow cytometric and IL-1β secretion experiments, and wrote the first draft of the manuscript JHM designed allele-specific primers and typed the P2RX7 genes of NZB mice and NZW mice, and 16 17 Tsao...

Ngày tải lên: 09/08/2014, 06:22