specializes in diagnosing and treating disorders of the stomach and intestines
Báo cáo khoa học: Antimicrobial and conformational studies of the active and inactive analogues of the protegrin-1 peptide docx
Ngày tải lên :
22/03/2014, 21:20
... residue on the N-terminus
in BM-1, rather than two arginines (Arg1 on the
N-terminus and Arg18 in PG-1 or Arg17 in IB-367 on
the C-terminus), one at the N- and the other at the
C-terminus; this ... condi-
tions), but only in the loop (Arg7, Arg9) and in the
N-terminal fragment (Arg1), not in the C-terminal
fragment. In PG-1, the cationic arginine residues
occupy the loop, N- and C-termini. In this way, ... structure. Androc-
tonin has an unequal number of residues on each
strand between the two bridges – five in the N-terminal
strand and three in the C-terminal strand. This causes
a greater twist in the...
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Báo cáo khoa học: Coexpression, purification and characterization of the E and S subunits of coenzyme B12 and B6 dependent Clostridium sticklandii D-ornithine aminomutase in Escherichia coli potx
Ngày tải lên :
30/03/2014, 15:20
... reveals the presence of a con-
served PLP-binding site, a lysine residue at position 629, at
the C -terminus of the OraE p rotein [11]. The binding of PLP
to
D
-ornithine aminomutase was investigated ... under the control of the T7
promoter, and coexpression of oraE and oraS genes was
carried out in E. co li. Meanwhile, the extent of the
involvement of AdoCbl or PLP in the in vivo folding
process ... dependent enzymes,
binds pyridoxal 5 Â-phosphate via an azomethine link
between the formyl group of the c ofactor and the amino
group of a protein residue. In contrast, the absence of
absorption maximum...
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Báo cáo khoa học: Regulation of the expression and subcellular localization of the taurine transporter TauT in mouse NIH3T3 fibroblasts doc
Ngày tải lên :
30/03/2014, 15:20
... within the initial 20 min following the
addition of
14
C-labelled taurine. Using taurine uptake
within the initial 20 min in NaCl medium containing
extracellular taurine (0–50 l
M
) and fitting the ... hypotonic
incubation and it w as suggested that this effect reflected an
inhibition of a p rotein tyrosine phosphatase [20]. Several of
the serines, t hreonines and tyrosin es in the intracellular
domains of TauT ... increased mRNA level of the TauT and a concomitant
1.7-fold increase in taurine uptake. The promoter to TauT
contains a b inding site for the transcription factor NF-jB
andactivationofNF-jB involves...
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Tài liệu STRATIGRAPHY AND AMMONITE FAUNA OF THE VOLGIAN AND BERRIASIAN ROCKS OF EAST GREENLAND ppt
Ngày tải lên :
17/02/2014, 20:20
...
of
the section on
page
8)
of Lowcr Volgian age; and an Upper IIartzfjdd Sandstone,
of early
Cretaceolis date, comprising the remainder of the formation.
In south-western Jameson Land the ...
the ornament of most of the examples of
Praetollia
rnaynci,
the type species, is like that of the inner whorls
of
Tollia
and
we do not know whcthcr the specimens were adults or the inner ...
sketch map of the area, showing
the outcrops observed and the
locality numbers referred to in the palaeon-
tological part of this paper, is given in figure
2.
The commonest ammonite in these...
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Báo cáo khoa học: Interaction of the E2 and E3 components of the pyruvate dehydrogenase multienzyme complex of Bacillus stearothermophilus ppt
Ngày tải lên :
16/03/2014, 18:20
... domains, followed by a peri-
pheral subunit-binding domain (PSBD) responsible for
binding E3 in the majority of organisms. In icosahe-
dral complexes, the PSBD is also involved in the bind-
ing of ... close to the twofold axis of E3
preventing the association of a second PSBD [28,29].
The interaction occurs at the C
2
-axis of symmetry in
the E3 dimer, chiefly with the interface domain of E3,
which ... and that determined here (see
above) are probably due to the use of uniformly
15
N-labelled PSBD and the inclusion of additional resi-
dues in the construct at the N-terminus of the domain.
In...
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Báo cáo khoa học: Characterization of the lipopolysaccharide and b-glucan of the fish pathogen Francisella victoria ppt
Ngày tải lên :
30/03/2014, 10:20
... of AA at 170.9 p.p.m. and H-4 of the
Qui4N, indicating acylation of NH
2
-4 of Qui4N with
one of AA carboxyl groups. Spectra contained signals
of one N-acetyl group acylating N-4 of the AA. The
ESI ... analy-
sis of the LPS from related species is important in
order to gain an understanding of the molecular basis
of their biological properties, the host specificity and
diversity of members of this ... of the most obscure region
between Fuc R and Fuc L (data not shown).
After the determination of the structure of the prod-
uct 3, the full sequence of the oligosaccharides 1 and 2
was determined...
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Comparing the cultural and linguistic analysis of the English word “meal” and words relating to it in contrast with Vietnamese equivalents.
Ngày tải lên :
15/04/2013, 15:11
... Definiting word and meaning .
_ Introducing lexical and semantic field of word.
_ Analyzing the culture and linguist of the word “meal” in English and
in Vietnamese equivalents.
_ Comparing the ... in the middle of the table.
Family eating etiquette is not too much difficult. The oldest or the
husband of the family sits at the head of the table and others sit in descending
order according ... served, the diners remove the napkin from their place
setting, unfold it and put it in their laps. When the diners leave the table at the
end of the meal, they place napkin loosely next to their...
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Tài liệu Live Red in support of the Heart and Stroke Foundation of Manitoba pdf
Ngày tải lên :
19/02/2014, 03:20
... be issued for the full gift amount. According to the CRA,
if the value of the advantage does not exceed the lesser of 10% of the value of
the gift and $75, then the value of the advantage is ... organizations donating a gift -in- kind provide an
invoice stating the value (not cost) of the item as of the date of the donation. A
gift -in- kind does not include a gift of service.
Can sponsorship ... and simple to
plan.
Dinner, gala or social - Coordinate an evening of dinner and dancing in support
of HSFM. Benefit dinners are great for rewarding employees and for promoting
their work in...
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Tài liệu Báo cáo khoa học: Inorganic pyrophosphatase in the roundworm Ascaris and its role in the development and molting process of the larval stage parasites doc
Ngày tải lên :
20/02/2014, 11:20
... 14.635 lmolặmin
)1
ặmg protein
)1
. The inset in (A) repre-
sents the linear transformation of the curve. (B) Mg
2+
dependency was
determined as described in (A) in the presence of increasing concen-
trations ... concerning the kinetics and properties of the
enzyme. More strikingly, we show a novel role of the PPase
enzyme in the development and molting process of A. suum
larvae in vitro.
Materials and methods
Parasites
Adult ... determined by incubating the diluted recombin-
ant proteins in the standard reaction mixture in the presence
of increasing concentrations of PP
i
(0.05–0.5 m
M
)at55°C.
Data were fit to the appropriate...
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Tài liệu Research evaluation of economic, social, and ecological implications of the programme for commercial tree plantations: case study of rubber in the south of Laos PDR pptx
Ngày tải lên :
21/02/2014, 04:20
... again in the 1950s. The fall of the
French in the fighting against the Communist Party of Indochina, led French investors to
withdraw from the rubber estates in 1954. However, in Cambodia, the ... traditions in using the forest and land as
they had done since the time of their ancestors.
The National Forest Meeting in 1989 raised the importance of the forest for the
livelihood of the Lao ...
The Land Decree 1992, and the PM Decree on the Management and Use of Forest
and Forest Land 1993, indicated the beginnings of the state’s transformation of land
into capital as...
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Báo cáo khoa học: Insertion of the plant photosystem I subunit G into the thylakoid membrane In vitro and in vivo studies of wild-type and tagged versions of the protein doc
Ngày tải lên :
07/03/2014, 21:20
... However, the presence of the tags in the loop
make the membrane-inserted protein significantly more sensitive to trypsin,
apparently by disrupting the interaction between the loop and the PSI core.
Knock-out ... harvesting com-
plex (LHCI), consisting of four members (Lhca1–4) of
the chlorophyll a ⁄ b binding protein family. LHCI is
bound along one side of PSI only, in the vicinity of
the PSI-F and PSI-J ... 386 and 387, or
at the extreme C-terminus of PSI-G (Fig. 1). These
cassettes were both cloned into binary vectors under
the control of the 35S promoter and terminator, and
into vectors for in...
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Báo cáo Y học: Role of histidine 42 in ascorbate peroxidase Kinetic analysis of the H42A and H42E variants pptx
Ngày tải lên :
18/03/2014, 01:20
... obtained in the absence
of exogenous imidazoles. Formation of Compound I
again showed saturation kinetics (Fig. 6), and a nonlinear
least-squares fit of the data to Eqn (7) in the pres-
ence of ... in uen-
tial in defining the stability of Compound II.
The replacement of the distal histidine residue by alanine
or glutamic acid clearly has a profound in uence on the
ability of the rAPX enzyme ... hydrogen-bond-
ing structure involving the N
e
of His42 and the ferryl
oxygen. However, although hydrogen-bonding interactions
of this kind have been structurally confirmed for the ferrous-
oxy derivative of...
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Báo cáo " Pattern and determinant agents of the debris and mud flash flood in Lay Nua Commune area, the Former Muong Lay District, Dien Bien Province " docx
Ngày tải lên :
22/03/2014, 12:20
... on the other hand
owingto the presence of the erodible
shales and
silty sandstone (T
2-3
lc) in the both river banks.
This enlargement itself, its form and the
presence of the twosystem of fault and fissures
suggest ... ological
structure.Therefore, the tectonicfissuresdisposed
perpendicularly to the strike of a monoclinal
structure predetermine the direction of the
valleyaxis.On the otherhand, the monocline ... all kinds of
flashflood,debris and mudflows in the former
Muong Lay District during the last decade of
the 20
th
Century.
2.2.Relief of the region
The relief of the region...
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