Báo cáo khoa học: Substrate-dependent hysteretic behavior in StEH1-catalyzed hydrolysis of styrene oxide derivatives docx

... integrin-dependent cell volume sensing and signaling integrates into the overall context of insulin signaling. Similarly, sensing of glutamine-induced hepatocyte swelling by integrins feeds into ... the integrin system as one major sensor of hepatocyte swelling [12–14]. Integrin-inhibitory peptides exhibiting an arginine-gly- cine-aspartic acid (RGD) motif abolish hypoosmotic osmosignal...

Ngày tải lên: 18/02/2014, 16:20

... group of enzymes catalyzing the hydrolysis of alkyl and aryl epoxides into the corresponding vicinal diols [1,2]. They fulfill various functions in host organisms, including detoxification by hydrolysis ... hydrolysis of endogenous and exogenous epoxides, regulation of cell signaling by hydrolysis of epoxide-containing bioactive lipids, or participation in the secondary me...

Ngày tải lên: 30/03/2014, 02:20

... covalently linked hairpins in the membrane [10]. Importantly, the ion-binding site is not conserved in hairpin one. If one assumes the same number of transmembrane helices in V 0 and F 0 , the rotor of eukaryal ... hetero-oligomeric ring, we used laser-induced Fig. 2. High-resolution AFM topographs of reconstituted c rings. (A, B) Crystalline assemblies of c rings. Although the...

Ngày tải lên: 18/02/2014, 17:20

... discover the importance of particular social informa- tion sources during word learning. 1 Introduction From learning sounds to learning the meanings of words, social interactions are extremely ... grounded learn- ing models; we explore three such generalisations here. The main challenge in this reduction is finding a way of expressing the non-linguistic information as part of the st...

Ngày tải lên: 19/02/2014, 19:20

... as in [34] using a 4% (w/v) acrylamide stacking gel and a 12–20% (w/v) acrylamide linear gradient resolving gel containing 6 M urea. To avoid the interference of lipids and detergents during ... F., Fredriksson, P O. & Styring, S. (1999) The role of cytochrome b559 and tyrosine D in protection against photoinhibition during in vivo photoactivation of Photosystem II. Biochim. B...

Ngày tải lên: 20/02/2014, 11:20

... in terms of efficiency of communication. 2 Principles of Content Selection in the Real Time Discourse 2.1 Maximization of Total Information A discourse is most effective when the amount of ... maximizing the total gain of importance scores during a game can be used to incorporate content selection into the surface gen- eration module, thus accounting for issues such as...

Ngày tải lên: 20/02/2014, 18:20

Ngày tải lên: 21/02/2014, 20:20

... Stanford University 1 Introduction In this paper we examine the pragmatic knowledge an utterance-planning system must have in order to produce certain kinds of definite and indefinite noun phrases. ... Pragmatic Issues in the Planning of Definite and Indefinite Noun Phrases Douglas E. Appelt Artificial Intelligence Center, SRI International and Center for the Study of Lan...

Ngày tải lên: 21/02/2014, 20:20

... integrated in a language processing chain (LPC), so that the output of a given NLP tool is used as an input for the next tool in the chain. The baseline LPC for each of the supported languages includes ... domains in order to produce domain-focused extractive summaries. Finally, we apply clause-boundaries splitting in order to truncate the irrelevant or subordinating clau...

Ngày tải lên: 22/02/2014, 03:20

... Fragm~ of the Grammar from the l~u-ser's Mamml Ob = operator ~ of, or ending with, a form of/ ~, Od ffi operator consisting of, or ending with, a form of ~ Oh - operator ~ of, or ending ... some of the running words. Disambiguafion is achieved by invoking one-step probabilities of tag pair E_~kelihoods exmtaed from a previously tagged training corpus and upgrading or...

Ngày tải lên: 08/03/2014, 18:20