Báo cáo khoa học: MicroRNA-21 protects neurons from ischemic death pot

... MicroRNA-21 protects neurons from ischemic death Ben Buller 1,2 , Xianshuang Liu 1 , Xinli Wang 1 , Rui L. Zhang 1 , ... in neurons from the ischemic boundary collected by LCM (*P < 0.05). (J) miR-21 colocalizes with MAP2 in cortex, confirming that it is expressed in neurons. B. Buller et al. miR-21 protects neurons ... to contribute to ischemic injury of neurons...

Ngày tải lên: 29/03/2014, 21:20

... 05 ⁄ 0416 and 301 ⁄ 08 ⁄ 1468 from GACR and grant LC06035. T. Hupp is funded by grants from Cancer Research UK. References 1 Bialik S & Kimchi A (2006) The death- associated pro- tein kinases: ... in the death domain of DAPK-1 has been found to reduce intrinsic oligomerization of the death domain, disrupt the binding of ERK, and thus prevent MEK ⁄ ERK-induced apoptosis [13]. The...

Ngày tải lên: 18/02/2014, 17:20

... languages from non-parallel multilingual corpora in an unsupervised fashion. For this purpose, we assume a generative model for multilingual corpora, where each sentence is generated from a language ... borrowing from nearby languages, and 3) the innate abilities of humans (Chomsky, 1965). We assume hidden commonalities in syntax across languages, and try to extract a common grammar fr...

Ngày tải lên: 07/03/2014, 22:20

... phones and semantic symbols with a sequence of words from the dictionary, each word offset a certain distance into the phone sequence, with words potentially overlapping. • It then creates new ... have an empty se- meme set. Indeed, such a word is properly hypothe- sized but a special mechanism prevents semantically empty words from being added to the dictionary. Without this mec...

Ngày tải lên: 08/03/2014, 07:20

... Blog from January to July, 2006, spanning a period of 212 days. In total, 336,161 bloggers’ articles were col- lected. Each blogger posts 16 articles on average. We used the articles from ... and emotions using weblog corpora. A collocation model is proposed to learn emotion lexicons from weblog articles. Emotion classification at sentence level is experimented by using the mined...

Ngày tải lên: 17/03/2014, 04:20

... hierarchies from evidence collected from con- junctions. Pantel, Ravichandran and Hovy (2004) learned syntactic patterns for identifying hypernym relations and combined these with clusters built from ... hypernym relations from the web. We compare our approach with hypernym ex- traction from morphological clues and from large text corpora. We show that the abun- dance of available...

Ngày tải lên: 17/03/2014, 04:20

... the following cate- gories: authorial (novels from the major canoni- 140 cal authors of the period), historical (novels from each decade), generic (from the major sub-genres of nineteenth-century ... the texts from Project Gutenberg. All told, these texts total more than 10 million words. We assembled this representative corpus in or- der to test two hypotheses, which are derived from...

Ngày tải lên: 23/03/2014, 16:20

... hypotheses marked with ' *' are the plau- sible hypotheses. The hypotheses marked by x and ® are the hypotheses removed by adding [6] and [7] as further criteria of redundant hypotheses, ... grammar rule. 4 Generation of Hypotheses 4.1 Hypothesizing Grammar Rules from Parsing Failures When the parser fails to analyse a sentence, the grammar rule hypothesizing program (shor...

Ngày tải lên: 24/03/2014, 05:21

... Ohio, USA, June 2008. c 2008 Association for Computational Linguistics Learning Bilingual Lexicons from Monolingual Corpora Aria Haghighi, Percy Liang, Taylor Berg-Kirkpatrick and Dan Klein Computer ... aria42,pliang,tberg,klein }@cs.berkeley.edu Abstract We present a method for learning bilingual translation lexicons from monolingual cor- pora. Word types in each language are charac- te...

Ngày tải lên: 31/03/2014, 00:20

... (change in mitochon- drial membrane potential (Y), cytochrome c release and caspase-3 activity). Results Leptin treatment for 1 h but not 24 h protects H9c2 cells from H 2 O 2 -induced decreases ... potential The mitochondrial membrane potential (Y) is a critical factor in maintaining the integrity of mitochondria and subsequent regulation of apoptosis. Loss of mito- chondrial membrane po...

Ngày tải lên: 18/02/2014, 18:20