Báo cáo khoa học: "Analysis System of Speech Acts and Discourse Structures Using Maximum Entropy Model*" pptx

... medium- vocabulary command and control task. 1 Introduction As the field of spoken language understanding be- comes more mature, a clearer picture begins to emerge of the tradeoffs between rule-based and data-driven ... with potential users and a short videotape of a session with a mock-up of the system; tight time con- strains and lack of access to users made it diffi- cul...

Ngày tải lên: 08/03/2014, 21:20

... Yuriy Fofanov 1,3 and Richard C. Willson 1,7 1 Department of Biology and Biochemistry, University of Houston, TX, USA 2 Department of Chemical and Biomolecular Engineering, University of Houston, ... screening for the presence of virus [14]. Nucleic acid-based assays offer rapid and specific detection and serotyping of dengue virus, and are gradually replacing serologic...

Ngày tải lên: 14/02/2014, 19:20

... system to ascertain the conservation of targeting mechanisms and the nature of mitochondria-targeted proteins. Mitochondrial integrity and purity were established using electron microscopy, and ... NADPH, and 4 mm NDMA in a 1.0 mL final volume. The reaction mixture was incubated at 37 °C for 30 min, and the reaction was stopped by the addition of 0.1 mL of 25% zinc sulfat...

Ngày tải lên: 18/02/2014, 16:20

... differentiation, and so on. Isoforms of numerous proteins have been studied and compared in this man- ner, including alternative isoforms of members of the p53 ⁄ p63 ⁄ p73 [23] and the Bcl2 families ... versions of these two isoforms, as well as of the Mxi1-WR isoform that lacks the SID, and shown to give rise to proteins of the expected size expressed at similar levels (F...

Ngày tải lên: 18/02/2014, 16:20

... suspen- ded in 25 mL of 40% potassium hydroxide and 25 mL of methanol and refluxed for 2 h. Products were extracted with 50 mL of hexane. The hexane layer was washed with 25 mL of saturated sodium ... range of structural diversity produced by a sequence of biosynthetic reactions. Cyclization of oxidosqualene is the ini- tial origin of structural diversity of skeletons in...

Ngày tải lên: 19/02/2014, 07:20

... of actin Rabbit actin was prepared by the method of Spudich and Watt [51]. Its molar concentration was determined by its absorbance at 290 nm using an E 1% of 6.3 cm )1 and a molecular mass of ... of Tm (a and b), each containing 284 residues. Smooth and skeletal muscles express differ- ent isoforms resulting from alternative splicing of the a and b genes. There are tw...

Ngày tải lên: 19/02/2014, 07:20

... addition of 100 lLof2· Kirby buffer [25] and 80 lLofH 2 O, and rRNA was obtained by precipitation after two phenol– chloroform extractions. Four micrograms of rRNA were treatedwith20lL of acetic-aniline ... structure of such a hexanucleotide, where the conformation of the target adenine had been altered, using the known structures of complexes of RTA with FMP (formycin m...

Ngày tải lên: 19/02/2014, 12:20

... consumption and to examine the possible role played by cells and mole- cules of the immunological system in hepatic injury and repair. Understanding the interdependence between the metabolism of iron and ... Igs) and Super-Signal West Femto (Perbio). Densitometry quantification of the CD1d protein bands indicated was performed using a Kodak Digital Science DC40 camera and...

Ngày tải lên: 19/02/2014, 16:20

... localization of cystatin F, its restricted and readily regulated expres- sion [18], selective and not too potent inhibition of cathepsins are all in favor of the active role of cystatin F in processes of ... lowered affinity of cyst- atin F for these enzymes. Proline in the S 2 site is a fea- ture of human stefin A and cystatins F, S and SN, all of which are significantly...

Ngày tải lên: 19/02/2014, 17:20

... Research Scholar of the Thailand Research Fund. We would like to thank Prof. Steve C. Fry, Institute of Cell and Molecular Biology, Univer- sity of Edinburgh, Edinburgh, UK, and Dr Albert Schulte, ... Center, Nakhon Ratchasima, Thailand 3 Department of Biochemistry and Center for Protein Structure and Function, Faculty of Science, Mahidol University, Bangkok, Thailand 4 Max...

Ngày tải lên: 20/02/2014, 01:20