Báo cáo khoa học: The antagonistic effect of hydroxyl radical on the development of a hypersensitive response in tobacco pot

... PowerPAC Universal (Bio-Rad, Hercules, CA, USA). On the basis of the gradi- ent concentration of bovine serum albumin, the ParA1 con- centration was evaluated by quantity one, a software contained ... representative of at least three measurements under the indicated conditions. (C) The relative content of OH • in the H + ParA1, A4 00 and A + ParA1 zones against t...

Ngày tải lên: 15/03/2014, 00:20

... proportion of the ith amino acid of the 20 standard amino acids at that location [20]. The value is similar to that obtained for gene diversity in population genetics [21]. An amino acid with a diversity ... mutations converted a polar or anionic residue to a cationic residue [14]. In addition, the cationic muta- tion in HR2 ablated a commonly glycosylated aspara- gi...

Ngày tải lên: 07/03/2014, 05:20

... on the Web, a promising approach is automatically learning to extract phrasal translations or transliterations of phrase based on machine learning, or more specifically the conditional random ... phrases. 4.2 Manual Evaluation Evaluation based on exact match against a single reference answer leads to under-estimation, because an English phrase is often translated into...

Ngày tải lên: 19/02/2014, 19:20

... for which there would otherwise be very limited annotated data. The resource, the Online Database of INterlinear text (ODIN), makes this data available and provides additional annotation and structure, ... Because the field of linguistics has as its mandate the study of human language in fact, the study of all human languages—and has whole- heartedly embraced the Web as a...

Ngày tải lên: 22/02/2014, 02:20

... application do- mains. A running demo system is available at http: //grammaticalframework.org:41296 . 2 Multilingual Grammars The translation tools are based on GF, Grammati- cal Framework 4 (Ranta ... GF is a grammar formalism—that is, a mathematical model of natural language, equipped with a formal notation for writ- ing grammars and a computer program implementing parsing a...

Ngày tải lên: 17/03/2014, 00:20

... References Susumu Akamine, Daisuke Kawahara, Yoshikiyo Kato, Tetsuji Nakagawa, Yutaka I. Leon-Suematsu, Takuya Kawada, Kentaro Inui, Sadao Kurohashi, and Yutaka Kidawara. 2010. Organizing information on the ... Press. David Kauchak and Regina Barzilay. 2006. Para- phrasing for automatic evaluation. In Proceedings of the 2006 Human Language Technology Conference of the North Amer...

Ngày tải lên: 30/03/2014, 21:20

... under-represented on the ribo- some even after adjusting for variations in the intra- cellular concentrations of plasmid-encoded eEF2, indicating that these mutations had a negative effect on the ability of the ... Phosphorylation at the homologous threonines has therefore been assumed to play a gen- eral role in the regulation of the rate of elongation in...

Ngày tải lên: 07/03/2014, 05:20

... interactions, allowing access to the AD. As the autoinhibition affected an unrelated AD when this was put in place of the native Meis2d AD, it appears that any intramolecular interac- tions with the Hth ... maintain the cytoplasmic localization of Prep1. Additionally, the greatest derepression that we observed was in the con- text of the GBD fusion proteins, which co...

Ngày tải lên: 16/02/2014, 15:20

... isoforms of nfeAFP and ana- lyzed the thermal hysteresis (TH) activity of each as a function of pro- tein concentration. We also examined the change in activity on mixing the isoforms. TH was ... Nishimiya 1 , Ryoko Sato 1 , Manabu Takamichi 2 , Ai Miura 1 and Sakae Tsuda 1,2 1 Functional Protein Research Group, Research Institute of Genome-based Biofactory (RIGB), Nationa...

Ngày tải lên: 19/02/2014, 16:20

... apoptosis Caspase activation is a key step in DNA damage- induced apoptosis. To further understand the protec- tive effect of HSS against CCCP-induced apoptosis, the activation of caspase-3 was examined using ... path- ways are the extrinsic and intrinsic pathways. In the intrinsic pathway (also known as the ‘mitochondrial pathway’), apoptosis results from an intracellul...

Ngày tải lên: 16/02/2014, 09:20