Báo cáo khoa học: The cellular oxygen tension regulates expression of the endoplasmic oxidoreductase ERO1-La ppt
Báo cáo khoa học: The cellular oxygen tension regulates expression of the endoplasmic oxidoreductase ERO1-La ppt
... in the different rat organs, with the exception of the lung, in which tissue oxygen tensions are directly related to inspiratory oxygen tensions rather than to the oxygen carrying capacity of the ... constant flow of oxidizing equivalents to PDI over a broad range of cellular oxygen tension. The oxygen regulation of ERO1-La expression appears to be part...
Ngày tải lên: 31/03/2014, 01:20
Báo cáo khoa học: Cell type-specific transgene expression of the prion protein in Xenopus intermediate pituitary cells ppt
... suggesting that the level of GFP–PrP C transgene expression was dependent on the colour of the background of the animal. The fusion protein was found only in the NIL and not in the AL of black- and ... investigate the intracellular fate of PrP C by examining for the first time its biosynthesis in the secretory pathway of neuro- endocrine cells in vivo and the...
Ngày tải lên: 16/03/2014, 14:20
Tài liệu Báo cáo khóa học: Trichostatin A reduces hormone-induced transcription of the MMTV promoter and has pleiotropic effects on its chromatin structure pptx
... and the cleavage of DNA by alkali [31]. The method allows easy detection of DNA–protein interactions via the N7 position of guanines in the major groove and via the N3 position of adenines in the ... coupled with the topology changes resulting from the loss of 1.5 superhelical turns of the DNA over the whole construct, suggest that the chromatin is indeed mor...
Ngày tải lên: 19/02/2014, 12:20
Tài liệu Báo cáo khoa học: Complete subunit sequences, structure and evolution of the 6 · 6-mer hemocyanin from the common house centipede, Scutigera coleoptrata pptx
... [41,44], although the support values in the present are significantly higher. This observa- tion supports the notion of the usefulness of hemocyanin sequences for the resolution of the arthropod phylogenetic tree ... (Figs 1 and 2; Table 1). The N-terminal amino acid sequences (see above) allow the assignment of the HcA clone to the major sequence of the upper h...
Ngày tải lên: 20/02/2014, 11:20
Báo cáo khoa học: Substrate preference and phosphatidylinositol monophosphate inhibition of the catalytic domain of the Per-Arnt-Sim domain kinase PASKIN ppt
... translocation of UDP- glucose pyrophosphorylase 1 to the plasma membrane, where it increases cell wall glucan synthesis at the expense of glycogen storage. In the absence of PSKs, glycogen rather than ... microarray of 1176 peptides in the presence of [c- 33 P]ATP. The magnified inset shows an example of the results obtained after detection by phosphorimaging. (B) Pepti...
Ngày tải lên: 06/03/2014, 00:21
Báo cáo khoa học: SAF-3, a novel splice variant of the SAF-1/MAZ/Pur-1 family, is expressed during inflammation pptx
... show that SAF-3 expression initiates from an upstream novel promoter. This is the first report of the existence of multiple promoters regulating expression of the SAF/MAZ/Pur-1 family of proteins. Abbreviations CAT, ... in the unique N-terminus, (b) binding of the N-terminus by ancillary factors, (c) the lack of a negatively functioning module that is present in th...
Ngày tải lên: 07/03/2014, 02:20
Báo cáo khoa học: Substrate specificity and transport mode of the proton-dependent amino acid transporter mPAT2 potx
... transporter to the internal membrane side is the rate-limiting s tep and not – as proposed for most of the other electrogenic symporters – the return of the unloaded transporter to the outside of the membrane ... a role for PAT2 in the differentiation of Schwann cells in rat sciatic nerves [3]. In other tissues than the nervous system, cellular and subcellular exp...
Ngày tải lên: 07/03/2014, 16:20
Báo cáo khoa học: "Linguistically Motivated Features for Enhanced Back-of-the-Book Indexing" ppt
... j are the row and column indices of the 934 contingency table. The O counts are the cells of the table. The E counts are calculated from the marginal probabilities (the sum of the values of a ... reduce the size of the data set, possibly eliminating the training in- stances that will have the least negative effect on the usability of the data set. The...
Ngày tải lên: 08/03/2014, 01:20
Báo cáo khoa học: Halogenated benzimidazoles and benzotriazoles as inhibitors of the NTPase/helicase activities of hepatitis C and related viruses ppt
... [26]. In the crystal structure of the complex of the catalytic subunit of Zea mays CK2 with TBBT [43], the latter is located in the CK2 active site normally occupied by the purine moieties of the ... given the bulkiness of the bromine atoms, these are primarily responsible for the hydrophobic interactions with the apolar chains of CK2. The only polar intera...
Ngày tải lên: 08/03/2014, 02:20
Báo cáo khoa học: Solution and membrane-bound chaperone activity of the diphtheria toxin translocation domain towards the catalytic domain" doc
... receptor-binding domain), each of these steps. The behavior of the T domain is marginally modified by the presence or absence of the C domain, whereas that of the C domain is greatly affected by the presence of the T ... equilib- rium of the C domain in favor of the MG state. The T domain favors the interaction of the C domain with the membrane, becaus...
Ngày tải lên: 14/03/2014, 22:20