Báo cáo hóa học: " On the Enhanced Antibacterial Activity of Antibiotics Mixed with Gold Nanoparticles" pot
Báo cáo hóa học: " On the Enhanced Antibacterial Activity of Antibiotics Mixed with Gold Nanoparticles" pot
... absence of enhancement of the antibacterial action of the antibiotic–NP conjugates may have been due to the lowconcentration of particles themselves. Therefore, weexamined the effect of the gold ... NP concentration on the antibacterial action of the conjugates. For this purpose,antibiotic solutions having the same concentration were mixed with equal volumes of 0.1, 0.5, and 1.0 mM gold (b) ... shown the absence of NPs in the inhibition zone. Itfollows that the question of enhancement of or decrease in the antibacterial activity of gentamicin is meaningless inthis context. Therefore,...
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Báo cáo hóa học: " On the understanding and development of modern physical neurorehabilitation methods: robotics and non-invasive brain stimulation" pdf
... community concerning the benefit of varioustypes of physical therapies.Evolution of physical rehabilitationHistorically, the management of stroke survivors involvedbed-rest and convalescence, ... function when compared to no treat-ment or control [4]. Yet importantly, superiority of onetype of therapy over another could not be distinguished,and therefore that the specific choice of therapy ... Over the next several decades, the cost of stroke is expected to exceed a trillion dollars in the USalone [2]. So what can be done now to mitigate this? Sincea large part of the cost of stroke...
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Báo cáo hóa học: " On the Ulam-Hyers stability of a quadratic functional equation" ppt
... equation is connected with bilinear functions. In 1995,Forti [9] obtained the result on the stability theorem for a class of functional equationsLee et al. Journal of Inequalities and Applications ... field F of characteristic 0 to the f ield F. In 1995, Kannappan [8] obtained the general solution of the functionalequationf (λx + y)+f (x − λy)=(1+λ2)f (x)+f (y). The solution of the above ... School of Education,Kyung Hee University, Yongin 446-701, Republic of KoreaFull list of author information isavailable at the end of the articleAbstract The Ulam-Hyers stability problems of the...
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báo cáo hóa học:" Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." potx
... that the results of this study may be considered as the first report on the composition of the essential oils of this endemic species. 2.6. Antimicrobial activity The quantification of antibacterial ... ion source temperature, 200°C; resolution, 1000. 2.3. Identification of components Identification of oil components was achieved on the basis of their retention indices (RI) (determined with ... mL of each dilution onto a filter paper disc [17, 18]. Dilutions of the oil within a concentration range of 10–420 g/mL were also by dioctyl phthalate. Moreover, the antibacterial activity of...
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Báo cáo hóa học: " Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L" pdf
... there are noreports about the chemi cal content and biologi cal effect of the essential oils of L. resedifolia. There no reports on the essential oils of the species of the genus launaeaexcept ... continuation of our phytochemical and antibacterial studies of the Algerian Sahara medicinal plants [7-11], we report here the findings of our studies on the composition and anti-microbial activity ... properly cited.demonstrated by the size of the microorganism growthinhibition zone around the filter paper disk, which istypically expressed as the diameter of the inhibitionzone in millimeter....
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Báo cáo hóa học: "Multicriteria Gene Screening for Analysis of Differential Expression with DNA Microarrays" potx
... Third, is the need for tight confidence intervals(CIs) on these differences. The size of a CI provides usefulinformation on the statistical precision of an estimate of dif-ferential response. The ... positive in the set of declared positive responses. In contrast, the FDR is the av-erage proportion of false positives in the set of declared pos-itive responses. The FDR is dominated by the FWER ... pass the paired-t test of hypotheses (1 )with fcmin = 0 at a FDR level of 20%. The second stage of the “Two-stage FDR-CI” algorithm selects Ᏻ2as a subset of Ᏻ1at the prescribed FDR-CI level of...
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báo cáo hóa học: "On the identification of sensory information from mixed nerves by using single-channel cuff electrodes" pot
... However, the main goal of these studies wasto identify the onset (and offset) of a specific neural activ-ity, with the aim of triggering stimulation. The aim of ourwork was to investigate the ability ... means of implanted interfaces with the peripheral nerves of the subject [12]. In the latter case, the choice of the electrodewill make a difference on the type of processing availablebased on the ... the space of the noise with respect to the space of the signal of interest. Briefly, thismeans: a) constructing the Toeplitz matrix based on sec-ond order estimation (autocorrelation) (HOS2)...
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báo cáo hóa học: " On the potential role of glutamate transport in mental fatigue" ppt
... expression of GLT-1 increases with the maturation of the nervous sys-tem. Glutamate transporter 1 expression seems to follow the formation and maturation of synapses and especiallysynaptic activity ... overstimulation of the cerebral cortex. Here, the final shutdown of the glutamate transmission could beone mechanism underlying mental exhaustion (figure 1).In line with these theoretical proposals, ... to the disturbed attention and depres-sion often occurring in addition to the mental fatigue [see[71-73]].Testing of the hypothesisIt is not possible at present to ultimately prove whether...
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Báo cáo hóa học: " On the epidemiology of influenza" pdf
... few of the donors were in the first day of the disease. Others were in the second or third day of the disease.""Then we proceeded to transfer the virus obtainedfrom cases of the disease; ... also the mucous membranes of the throat."Then they mixed all the "stuff" together and sprayed 1 cc of the mixture in each of the nostrils of 10 volunteers, and"into the throat, ... demonstrable seasonal variations,population variations, and a mechanism of action.To make sense of influenza's epidemiology, we reviseHope-Simpson theory, hypothesizing marked variation in the infectivity...
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báo cáo hóa học:" On the interchannel interference in digital communication systems, its impulsive nature, and its mitigation" ppt
... ti+1− tiwould be of the same order of magnitude as T . If the reciprocal of this value issmall in comparison with the bandwidth of the receiver, the contribution of the terms αiα∗jh ... in the figure that (i) the onsets of the power pulses originate at the discontinuities in the second derivative of the modulating signal and (ii) the magnitudes of those pulses are proportional ... derivatives of the same7excessively broadened and the out -of- band interference remains highly impulsive, then (ii) implement the final reduction of the bandwidth to within the specifications through nonlinear...
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