Báo cáo khoa học: " Evidence of HIV-1 adaptation to host HLA alleles following chimp-to-human transmission" pdf

... acid. BioMed Central Page 1 of 12 (page number not for citation purposes) Virology Journal Open Access Research Evidence of HIV-1 adaptation to host HLA alleles following chimp -to- human transmission Nobubelo ... evi- dence of episodic selection to escape from common HLA alleles. To investigate the evidence of episodic selection for CTL escape along this bra...

Ngày tải lên: 12/08/2014, 04:20

... MgCl 2 , up to 0.5 mg of dialysed crude rat liver supernatant or 1–3 lg of purified fraction X2 (corresponding to 0.19–0.57 IU of pure MK), fraction Y2 (corresponding to 0.006–0.018 IU of pure AdK) ... IU of purified rat liver MK and 0.012 IU of AdK. The amount of ADP produced (nmol) is shown on the ordinate. (B) 0.38 IU of purified rat liver MK, 0.012 IU of AdK and 0.9 I...

Ngày tải lên: 23/03/2014, 06:20

... height of 1.5–2.5 m from the ground in the evening hours of the day previous to the day of the measurement, sealed in a polythene bag to reduce evapo- rative loss of water and taken to the laboratory. ... support of the Ministry of University and Scientific and Technological Research (MURST) funds ex40%. Special thanks go to Fausto Fontanella, Roberto Menardi and Giuseppe...

Ngày tải lên: 08/08/2014, 14:22

... file [http://www.biomedcentral.com/content/supplementary/1743- 422X-6-203-S1 .PDF] Additional file 2 Results of Genotyping tool at NCBI. A graphic output of the analysis of 1b/1a recombinant strain H23 using a window of 200 bases and a move- ment of 10 bases ... mechanisms of genetic variation to ensure their survival. The high rate of mutation generated by the polymerase an...

Ngày tải lên: 12/08/2014, 04:20

... dded in order to minimize losses of activity due to absorption of enolase to the sides of the cuvette during the 45 min incubation under pressure. Results Exposure of yeast enolase to hydrostatic ... is monitoring dissociation of t he protein into monomers. In the 4th derivative of the U V spectrum, the region of D2, 282– 288 n m, contains contributions from both t yrosi...

Ngày tải lên: 19/02/2014, 16:20

... any of the globin genes (Fig. 2). Further- more, we were able to generate cells of both hematopoi- A B C MEL MEF OP9 Fig. 1. RNA Pol II is recruited to active gene promoters and to the LCR of ... differentiation of erythroid cells. The regula- tory elements located upstream of the a-globin genes also appear to initiate the activation of the gene locus. However, in contrast...

Ngày tải lên: 07/03/2014, 12:20

... for 5–7% of the total arginine influx. Thus its contribution to arginine influx seems to be minor. To clarify the actual contributions of system y + and y + L to the overall rate of L -arginine ... absence of Na + . The small inhibition of L -arginine influx by L -leucine in the absence of Na + could be due probably to the presence of the system b + [16] but this componen...

Ngày tải lên: 08/03/2014, 02:20

... sheddase inhibitor ADAM-10, 17 Off-target inhibitors Bisphosphonates Analogues of PPi MMP-1, -2, -7, 9, MT1-, MT2MMP Letrozole Nonsteroidal inhibitor of aromatase MMP-2, -9 Natural inhibitors Neovastat ... receptor Fas, from the cell surface. This proteolytic activity inactivates Fas receptor and induces resistance to apoptosis and chemoresistance to the cancer cells or promotes apop-...

Ngày tải lên: 15/03/2014, 00:20

... default settings of CaboCha. First, we arbitrarily divided each corpus into two parts. General articles of the Kyoto Text Cor- pus were arbitrarily divided into KG0 and KG1, while editorials were ... example of this. In the cross-validation tests the accuracy of the general articles, the average length of which was 9.769 bunsetu / sentence, was almost 1% lower than that of the edi...

Ngày tải lên: 17/03/2014, 04:20

... follows:. ] The meaning of the “action verbs” is needed for the interpretation of the intended proof-step. Metonymy Metonymic expressions are used to refer to structural sub-parts of formulae, resulting in ... mathematics, due to the lack of empirical data. To fill this gap, we collected a corpus of dialogs with a simulated tutorial dialog system for teaching proofs in naive...

Ngày tải lên: 17/03/2014, 06:20