recent contributions of glaciers and ice caps to sea
Báo cáo khoa học: Contributions of host and symbiont pigments to the coloration of reef corals pptx
Ngày tải lên :
16/03/2014, 11:20
... fluorescent
coloration of M. cavernosa and L. hemprichii is due to
GFP-like proteins and not caused by a fluorescent
phycoerythrin. The contribution of mcavRFP, EosFP
and lhemOFP to the total content of soluble ... chromatography
(data not shown) [20]. The spectral properties of the
red form of cjarRFP are surprisingly similar to those
of EosFP and other known representatives of green -to-
red photoconvertible ... absorptions of the bands at pH 7.0 to provide a measure of coloration.
b
Data from [19].
c
Data from [41].
AB
DC
Fig. 1. Comparison of spectral properties of
the green -to- red photoconverting...
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Báo cáo khoa học: Recent contributions of in vitro models to our understanding of hepatitis C virus life cycle pdf
Ngày tải lên :
16/03/2014, 05:20
... shown to be infectious
and able to replicate efficiently in the newly described
HPV18 ⁄ E6E7-immortalized hepatocytes. In this experi-
ment, interferon regulatory factor-7, a regulatory fac-
tor of ... most useful research tool to date.
Several membrane receptors are involved in the HCV
entry process: CD81, SR-B1, LDLR and Claudin-1.
The multiplication of candidate receptors and the
potential ... advantage of
different sets of receptors to enter into target cells.
Whereas the implications of CD81, SR-B1 and Clau-
din-1 have been ascertained using the HCVpp and the
HCVcc model, the role of LDLR...
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Tài liệu LoopStar® 711 Leveraging a Full Suite of Ethernet and TDM Services to Cost-Effectively Utilize Fiber Networks doc
Ngày tải lên :
10/12/2013, 19:15
... effectiveness of Ethernet transport and services. One area currently under
consideration is how to fully utilize fiber build-outs to continue to offer revenue-generating
services such as voice, and to add ... Suite of Ethernet and TDM Services to Cost-Effectively Utilize Fiber Networks
Carriers and enterprises are looking for inexpensive ways to utilize their infrastructures to take
advantage of the ... and 23” rack mount brackets, console cable,
license for basic software and documentation
01/06 • 102160AE
LoopStar
®
711
LoopStar
®
711
Leveraging a Full Suite of Ethernet and TDM Services to...
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Tài liệu Applications of Robotics and Artificial Intelligence to Reduce Risk and Improve Effectiveness pdf
Ngày tải lên :
13/12/2013, 01:15
... how to capture and deploy knowledge and duties of the operations, intelligence, logistics,
and fire-support officers into operations, intelligence, logistics, and fire-support expert
systems to ... these officers;
• how to automate screening messages and establishing priorities to reduce information
overload;
• how to integrate the operations of the expert systems to support the command; ...
flexible arms capable of coordinated motion.
Research on end effectors the hands attached to a robot seeks to improve dexterity, enabling
robots to handle a variety of parts or tools in complex...
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Tài liệu Báo cáo khoa học: Lipopolysaccharide-evoked activation of p38 and JNK leads to an increase in ICAM-1 expression in Schwann cells of sciatic nerves ppt
Ngày tải lên :
18/02/2014, 18:20
... inflammatory cytokines. ICAM-1 con-
tributes to multiple processes seen in central nervous system inflammatory
disease, for example migration of leukocytes to inflammatory sites, and
adhesion of polymorphonuclear ... activates monocytes and macrophages to
produce cytokines such as tumor necrosis factor- a and interleukins IL-1b
and IL-6. These cytokines appear to be responsible for the neurotoxicity
observed ... the presence
of cytokines.
Natural ligands of ICAM- 1and LFA-1 are expressed
on the surface of T and B lymphocytes, natural killer
cells, monocytes, macrophages and granulocytes [33],
and interaction...
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Tài liệu Báo cáo khoa học: A point mutation in the ATP synthase of Rhodobacter capsulatus results in differential contributions of DpH and Du in driving the ATP synthesis reaction pptx
Ngày tải lên :
21/02/2014, 03:20
... synthase of
Rhodobacter capsulatus
results in differential contributions of DpH and Du in driving
the ATP synthesis reaction
Paola Turina and B. Andrea Melandri
Department of Biology, Laboratory of ... absence of Du.(C)Theratioof
the best-fitting functions and of the data points of wild-type over
mutant are plotted for data in the presence (d)andabsence(m)ofDu.
1988 P. Turina and B. A. Melandri ... extent of
flash-induced carotenoid shift and the extent of cyto-
chrome c accessible photo-o xidizable RC, which were
comparable to those of w ild-type chromatophores (not
shown).
The mutant and...
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Báo cáo khoa học: N-Glycosylation is important for the correct intracellular localization of HFE and its ability to decrease cell surface transferrin binding pptx
Ngày tải lên :
06/03/2014, 22:21
... (POCI/SAU-MMO/
61129/2004) and the Health Research Board (RP/
2006/294) to J.V.F and Health Research Board Grant
(RP/2005/107) and Science Foundation Ireland (SFI)
Investigator Grant (05/IN.3/13859) to MMC. The
authors ... antigen
binding and presentation to CD8
+
cytolytic T cells.
In HFE, the proximity of the two a helices and the
presence of amino acid side chains that project into
the groove appear to prevent peptide ... absence of tunicamycin. Drug
treatments resulted in the accumulation of forms of
the mutant proteins that were of lower apparent
molecular mass and of similar size to the unglycosy-
lated form of...
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Báo cáo khoa học: Thermodynamic characterization of substrate and inhibitor binding to Trypanosoma brucei 6-phosphogluconate dehydrogenase pot
Ngày tải lên :
07/03/2014, 05:20
... thought to be the same
Lys185, is required to donate a proton to the C3 car-
bonyl group of the keto-intermediate to facilitate
decarboxylation. Both a base and an acid are needed
in the tautomerization ... tautomerization of the enediol intermediate to
yield the ketone ribulose 5-phosphate product, with
the acid (Glu192) required to donate a proton to C1
of the enediol intermediate and the base (the ... per se.
To better understand why these analogues have high
affinity and to help in rational drug design, we under-
took a thermodynamic characterization of substrate
and analogue binding to T. brucei...
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Báo cáo khoa học: Use of lithium and SB-415286 to explore the role of glycogen synthase kinase-3 in the regulation of glucose transport and glycogen synthase pdf
Ngày tải lên :
08/03/2014, 08:20
... muscle and fat cells. To gain some insight into
this issue we subsequently monitored the effects of a number
of inhibitors that target PI3K, the MAP kinase pathway,
p38 MAP kinase and mTOR on ... establish the importance of GSK3 in the
acute regulation of glucose transport in terms of its
regulatory control of GS in muscle and fat cells we have
investigated the effects of Li and the anilinomaleimide, ... the
binding of insulin to its receptor and activation of the
receptor kinase, which tyrosine phosphorylates intracellular
target substrates, in particular insulin receptor substrate 1
(IRS-1) and its...
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The New Rules of Marketing and PR: How to use news releases, blogs, podcasts, viral marketing and online media to reach your buyers directly pptx
Ngày tải lên :
23/03/2014, 03:20
... will make sense to them too.
And hey, if your releases generate a story about your organization, wonderful! Don’t forget to link to it from your site
and to purchase the online and print reprint ... thousands of people who have subscribed to the RSS content
feeds. And online news services such as Google News
have RSS feed capability too, allowing people to receive feeds
based on keywords and ... your site, search engine crawlers will find the content, index it, and rank it based
on words and phrases and other factors. To achieve high rankings, pay attention not only to the words and phrases,...
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Báo cáo khoa học: Modulation of heme and myristate binding to human serum albumin by anti-HIV drugs An optical and NMR spectroscopic study potx
Ngày tải lên :
23/03/2014, 07:20
... concomitant intoxication of the
patient [7,35,51]. Moreover, binding of drugs to FA2
reduces the affinity of FA7 and increases the affinity
of FA1 ligands. Eventually, FA6 ligands are expected
to affect ... 10
)4
m solution to a final concen-
tration of 1.0 · 10
)4
m.
Automatic flexible ligand-docking simulation to HSA
was performed using autodock 3.0 and the graphical user
interface autodocktools [54–56,68]. ... a
certain extent of HSA interaction may be desirable to
help drug solubilization and distribution, a too tight
an interaction negatively affects the distribution to
sites of action and dramatically...
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The relationships of forest and watershed characteristics to soil water retention, storm, runoff, erosion, and wave attenuation in vietnam
Ngày tải lên :
03/04/2014, 12:22
... Vietnam; (2) to identify and calculate
watershed and vegetation factors affecting storm runoff responses; (3) to analyze the
relationship between watershed factors and runoff indices; and (4) to separately ... discharge of these watersheds by the predictors of initial flow,
rainfall, and rain intensity.
c) to identify the roles of forest cover on soil erosion prevention; and to produce
a map of required ... volumes at level 0.05. Storm rainfall, initial flow, season and
storm duration are associated with 86.4% of the total variation in the log storm flow.
Rainfall-runoff research in a catchment...
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comparative phototoxicity of nanoparticulate and bulk zno to a free-living
Ngày tải lên :
06/05/2014, 13:22
... is
essential to understand their potential phototoxicity to the natural
biota.
The objective of the current study is to evaluate phototoxicity of
nanoparticulate ZnO (nano-ZnO) and its bulk counterpart ... toxicity was not related to
photocatalytic ROS generation. Dissolution of the ZnO particles to
ionic zinc did not seem to be a major contributor to the observed
toxicity either. This non-photocatalytic, ... currently
undergoing to further understand the underlying mechanism of
the phototoxicity.
As phototoxicity of nano-ZnO associated with ROS generation
occurred in as quickly as 2 h under NSL, toxicity of nano-ZnO...
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