Tài liệu Báo cáo khoa học: A single amino acid substitution of Leu130Ile in snake DNases I contributes to the acquisition of thermal stability A clue to the molecular evolutionary mechanism from cold-blooded to warm-blooded vertebrates docx

... A single amino acid substitution of Leu130Ile in snake DNases I contributes to the acquisition of thermal stability A clue to the molecular evolutionary mechanism from cold-blooded to warm-blooded ... DNases I. Amphibian DNasesIhaveaSer205insertioninaCa 2+ -binding site of mammalian and avian enzymes that reduces their thermal s...

Ngày tải lên: 20/02/2014, 23:20

... comprising an important sequence for the interaction with the PDZ proteins: Mint-3, AMPA binding protein and gluta- mate receptor interacting protein (GRIP). It would therefore be interesting to ... Uekita T, Gotoh I, Kinoshita T, Itoh Y, Sato H, Shiomi T, Okada Y & Seiki M (2004) Membrane-type 1 matrix metalloproteinase cytoplasmic tail-binding protein-1 is a new member of th...

Ngày tải lên: 18/02/2014, 04:20

... (Sigma Chemical Co.) in HBSS into the stainless cell of the system. The area under the curve was calculated to obtain total chemiluminescence. Statistical analysis The animals were maintained at an ... rabbits was in parallel with the levels of interleukin-1b and interleukin-6 in the supernatants. The release of interleukin-1b and interleukin-6, nuclear transloca...

Ngày tải lên: 19/02/2014, 00:20

... with only moderate staining in the interstitium (purple arrows). (C–E) Staining of sPLA 2 -V in three active RA tissues. In all cases, intense staining of the granulation tissue in the sublining ... expressed in synovial lining cells in the section from a patient with active RA (Fig. 2B,C). Staining of the synovial sublining area was also significant, and there...

Ngày tải lên: 19/02/2014, 16:20

... type of parallel corpus, which is used for estimating the translation probabilities. Unlike the bilingual machine translation, the questions and an- swers in a Q& ;A archive are written in the ... traditional adhoc information re- trieval. To make full use of the large scale archives of question-answer pairs, it is critical to have func- tionality helping users...

Ngày tải lên: 20/02/2014, 04:20

... word sense disambiguation consists of assigning the most appropriate meaning to a polyse- mous word within a given context. Applications such as machine translation, knowledge acquisition, com- mon ... words in a text. The algorithm can be thought of as a minimally supervised word sense disambiguation algorithm, in that it uses a relatively small data set for training...

Ngày tải lên: 20/02/2014, 15:20

... among them. This model, being probabilistic in nature, means a great deal of variation, but our gener- ated plans should have variability in the right po- sitions. This is similar to findings of floating ... Association for Computa- tional Linguistics (ACL’95). Irene Langkilde and Kevin Knight. 1998. The practi- cal value of n-grams in generation. In Proceedings of the...

Ngày tải lên: 20/02/2014, 18:20

... generating Nu- ance recognition grammars from the interpretation grammar and the possibility of generating corpora from the grammars. The interpretation grammar for the domain, written in GF, translates ... im- provement in recognition performance. We are considering basing our re-ranking on the informa- tion held in the dialogue information state, knowl- edge of w...

Ngày tải lên: 22/02/2014, 02:20

... considerable value to the information contained in the training material. Study III tries to answer the question whether the considerable training effort used in Studies I and II can be reduced. ... summarization task we are particularly interested in having them annotated consistently in our training material. The anno- tators were less good at determining BASIS...

Ngày tải lên: 22/02/2014, 03:20

... between segmentation and POS information in reducing the combined search space. Instead, a novel multiple beam search algorithm is used to do decoding effi- ciently. Candidate ranking is based on a discrimina- tive ... “b NN” indicates a character at the beginning of a noun. Using this method, POS features are allowed to interact with segmentation. 888 Since tagging is rest...

Ngày tải lên: 20/02/2014, 09:20