Báo cáo hóa học: " Stretching and immobilization of DNA for studies of protein–DNA interactions at the single-molecule level" ppt

... bases at the end of the DNA; then the DNA molecule is stretched out by the force exerted on the rest of the DNA by the receding meniscus; and finally the other end also sticks to the substrate as ... characterize and deforms the droplet of DNA solution randomly, complicating the stretching mechanism. DNA stretching and immobilization in a micr...

Ngày tải lên: 22/06/2014, 18:20

... when they raised their foot off the ground for the first step and stopped when they completed the last step. Times taken to complete the ascent and descent tests were recorded and converted to the ... the stairs and many "ran" rather than walked down the stairs, while approximately half of the older people held the handrail and none adopted a running...

Ngày tải lên: 19/06/2014, 08:20

... identical to the magnitude of the coherence function of the original signals at the frequency of the filter. The phase of the coherence function is the same as the phase of the cross-spectrum and provides ... requirement of a priori knowledge of the bandwidth of the common modulating drive. On the other hand the frequency domain technique reveal...

Ngày tải lên: 19/06/2014, 10:20

... regarding the glenoid compo- nent fixation is the formation of a notch at the inferior pole of the scapula as a result of the contact of the medial part of the humeral component and the glenoid ... on the type of angle between the glenoid surface and the upper posterior column of the scapula, the different location of the base of the corac...

Ngày tải lên: 20/06/2014, 01:20

... [44] indicated that they could be at risk of contracting HIV. The two prevalence studies, one from Kenya and one from Cameroon, indicate that the prevalence rate for deaf peo- ple is as high as the ... mirrors these findings: 84% of the respondents answered that they do not know what HIV or AIDS is, and 70% answered that they do not know how HIV is transmitted [8]. Unfort...

Ngày tải lên: 20/06/2014, 08:20

... affect strongly the rate of the photocatalytic process. Figure 8 shows the effect of the amount of the CNT- CdSe composite on the photocatalytic performance under visible-light irradiation. The concentration ... the conduction band (CB) and valence band of CdSe. Then the electrons accepted by MWCNTs from light can transfer into the CB of CdSe, thereby increasin...

Ngày tải lên: 21/06/2014, 03:20

... complete the proof of the theorem. Noting that for typical slowly varying functions, lx1andlxlog x, we can get the simpler formulas in the above theorems. Acknowledgments The authors thank the ... Random Variables and Its Applications Xing-cai Zhou 1, 2 and Jin-guan Lin 1 1 Department of Mathematics, Southeast University, Nanjing 210096, China 2 Department of Mat...

Ngày tải lên: 21/06/2014, 07:20

... is equal to the OFDM IFFT/FFT duration or half that of the IFFT/FFT. The characteristics of the BER performance due to changing the pulse repetition interval are the same for MB-OFDM and IEEE802.11a ... APD of the interfering signal after FFT in the OFDM receiver. The real and imaginary parts of the R fft (k) interfere with the In-phase and Quadrature-phas...

Ngày tải lên: 21/06/2014, 22:20

... to the Au layer with Ag paint. The Au side and edges of the alumina template were then insulated with clear nail polish to ensure the electrodeposition could only occur on the other side of the ... the neighboring nanowires had their ends assembled and knitted together from different orientations, forming the bunches and the nests of the bunch-like bismuth micr...

Ngày tải lên: 22/06/2014, 00:20

... 1.7, 1.9 ,and 1.10 that the integrand f and the operator A satisfy some growth conditions depending on u, in the proof of the local regularity results, w e have to estimate the integral of some ... 3.16 and therefore, there exists a constant k 0 , such that for k ≥ k 0 ,wehave   A  k   ≤ 1 2   B T/2   . 3.17 For such values of k we then have |supp u|...

Ngày tải lên: 22/06/2014, 06:20