Báo cáo khoa học: Vibrio cholerae hemolysin Implication of amphiphilicity and lipid-induced conformational change for its pore-forming activity ppt

... Vibrio cholerae hemolysin Implication of amphiphilicity and lipid-induced conformational change for its pore-forming activity Kausik Chattopadhyay 1 , Debasish Bhattacharyya 2 and Kalyan ... protein and not by its affinity for Triton X-114 or a conformational change induced by the detergent, we monitored accumulation of the toxin at the interface of...

Ngày tải lên: 31/03/2014, 09:20

... θ ij ’s for each edge of the graph. 6: Refine the scores  S 1 and  S 3 of the k 2 sentiment and topic word candidates using Eqs. (5) and (6) iteratively. 7: Select k 1 new sentiment words and k 1 new ... ACM. Ivan Titov and Ryan McDonald. 2008. A joint model of text and aspect ratings for sentiment summarization. In Proceedings of the 46th Annual Meeting of the As-...

Ngày tải lên: 19/02/2014, 19:20

... features of the LPO and MPO catalytic cycle, such as the existence of Compound I and Compound II isomers and the identification of their spectroscopic properties. After addressing each of these ... each of these questions, we will propose a new hypothesis that describes an integrated vision of the catalytic mechanism of MPO and LPO. A brief survey of the absorption feat...

Ngày tải lên: 20/02/2014, 02:21

... too big to store, thus we use its approximation, a linear com- bination of 5-gram/2-SLM and 2-gram/4-SLM, and for 5-gram/2-SLM or 2-gram/4-SLM, again we cut off its fractional expected counts ... anal- ysis of sentences; it assigns a probability p(W, T ) to every sentence W and every possible binary parse T . The terminals of T are the words of W with POS tags, and the n...

Ngày tải lên: 20/02/2014, 04:20

... Rapp, 1999) for the first and second models and propose a merging and disambiguation process for the two-stages transla- tion model. Therefore, context vectors of each term in source and target ... dictio- naries, bilingual thesauri and transliteration for the special phonetic alphabet of foreign words and loan- words, would be possible depending on the cost and availab...

Ngày tải lên: 20/02/2014, 16:20

... 1994)): measure a mile of cable, typical partitives a loaf of bread, a slice of cake, and general partitives: a piece/bit /of an item of X. In the syntactic structure of a partitive structure, ... introduction of the re/-set feature and the update of the usage of the possessor feature. For both of these features, the main re- quirement on the realizer is to...

Ngày tải lên: 08/03/2014, 06:20

... presence of freshly added Adox (20 lm). Lysis, fractionation of nucleus and cyto- plasm, immunoprecipitation and SDS ⁄ PAGE were per- formed as above and autoradiography of the dried gel was performed ... methylation of Ki-1 ⁄ 57 and CGI-55 by PRMT1 The interaction of Ki-1 ⁄ 57 with PRMT1 and the pres- ence and conservation of the RGG ⁄ RXR box motifs in the amino acid...

Ngày tải lên: 16/03/2014, 13:20

... were 60–80% of that of APX-B, and that of the spinach stromal APX sample was 140% of that of APX-B. By comparing specific activities per protein and per absorbance of Soret peak, the purity of these ... monodehydroascorbate radicals. There are two APX isoforms in chloroplasts, one of which is soluble in the stroma and the other of which is bound to the stromal side of...

Ngày tải lên: 16/03/2014, 14:20

... were 3- and 12-fold lower than that for NOHA. The k off app values for BuGua and TFBGua were found to be 10 and 6 times higher than that for l-Arg, and those for BuNOHG and TFBNOHG were 20 and 5 ... BuNOHG, respectively, and the k off app values for TFBGua and TFBNOHG are 1.6 and 4 times lower than those for BuGua and BuNOHG, respectively. Discussion Binding o...

Ngày tải lên: 16/03/2014, 22:20

... ment of the LIMAS-corpus, and a list of special word forms. The present version of Morphy recognized 94.3%, 98.4%, 96.2%, and 88.9% of the word forms respectively. The corresponding values for ... algorithm for the lookup of word forms in a full form lexicon. It results in an analysis speed of about 300 word forms per second on a fast PC, compared to many thousands...

Ngày tải lên: 17/03/2014, 07:20