Báo cáo khoa học: Functionally different pools of Shiga toxin receptor, globotriaosyl ceramide, in HeLa cells doc

... species composition of the cel- lular Gb 3 [28,29]. In in vitro binding assays, the fatty acid chain of Gb 3 was found to in uence the binding to Shiga toxin [30,31]. In this study, we investigated ... Authors Journal compilation ª 2006 FEBS Functionally different pools of Shiga toxin receptor, globotriaosyl ceramide, in HeLa cells Thomas Falguie ` res 1,...

Ngày tải lên: 30/03/2014, 10:20

... E. (1994) Binding sites of quinones in photosynthetic bacterial reaction centers investigated by light-induced FTIR difference spectroscopy: binding of chainless symmetrical quinones to the Q A site of ... (1994) Binding sites of quinones in photosynthetic bacterial reaction centers investigated by light-induced FTIR difference spectroscopy: assignment of the interactions of eac...

Ngày tải lên: 23/03/2014, 21:20

... Expression of mam- malian hepcidins is induced by interleukin-1, interleukin-6, LPS and iron overloading [6–8]. Mouse has two distinct hepcidins. Both genes are predomin- antly expressed in the liver ... expression of Hep-JF2 in kidney increased after injection of iron-dextran and during iron overloading. Up-regulation of hepcidin gene expression by LPS The gene expressions of H...

Ngày tải lên: 30/03/2014, 20:20

... and of differing syntactic annotation of similar infor- mation, which lead to problems mapping between our GR output and the current DepBank. Finally, differences in the linguistic intuitions of ... nodes representing lemma- affix-tags and arcs representing named grammati- cal relations. The encoding of this mapping within the grammar is similar to that of F-structure map- ping in...

Ngày tải lên: 20/02/2014, 12:20

... use the no- tion of ambiguity class in the feature classifiers; in- stead we investigate different ways of using the re- sults of the individual feature classifiers in directly choosing among the ... a total of 71 machine learning features per word. We specify a window of two words preceding and following the current word, using all 71 features for each word in this 5-word w...

Ngày tải lên: 20/02/2014, 15:20

... of Serb122 is hydrogen-bonded to the amide oxygen of the g-acetamide side chain of the corrin ring in glycerol dehydratase (red dotted line in Fig. 4B). In diol dehydra- tase, the corresponding ... mode of cobalamin binding To identify the Co-coordinating base, EPR spectra of the suicidally inactivated complexes of the enzyme with unla- beled and [imidazole- 15 N 2 ]-labeled...

Ngày tải lên: 21/02/2014, 03:20

... underlining was not present in the experimental items.) The amount of inferencing required to process the relative target was manipulated by changing the (underlined) wording in the preceding ... suspicious of& quot; ("inferencing") to "had his doubts about" ("minimal inferencing"). Apart from finding strong effects of context (thereby replicati...

Ngày tải lên: 22/02/2014, 09:20

... treatment. To investigate whether HU induces an increase of the Hat1 protein, we used a yeast strain expressing a hemagglutinin (HA)-tagged version of Hat1. The Hat1–HA protein level did not increase ... histone loading, did not detect differences in the amount of histone H3 between the two strains, indicating that cells lacking Hat1 display normal levels of histones during the co...

Ngày tải lên: 07/03/2014, 05:20

... However, the amino acids forming the catalytically active center of the A-chains of the MLp toxins are fully conserved and retained in corresponding positions, as in the A-chain of ricin [27] and MLI ... B-chain and position of the carbohydrate-binding sites are indicated. Each B-chain domain is composed of three homologous subdomains a, b, c and linking k subdomain which joins...

Ngày tải lên: 07/03/2014, 15:20

... deciphering the origin of the destabilization and hence, diminution of the melting temperature (T m ) in the former. Base stacking in the vicinity of A C mismatch in PNAÆDNA and DNA duplexes Intra ... endo domain. Discussion Base pair mismatch in duplex DNA contributes an ele- ment of instability resulting in lowering of the melting temperature and increase in free energ...

Ngày tải lên: 07/03/2014, 21:20