the primary risk of mortgagebacked securities is
Tài liệu Issues Involved When Updating the Primary Key of a Parent Row pptx
Ngày tải lên :
24/12/2013, 01:17
... column of the primary key table (the parent table) is also made to the
foreign key column of the corresponding rows of the foreign key table (the child table).
For example, assume this box is checked ... None.
ã
The CommandText of the Command object in the UpdateCommand of the
DataAdapter is the same as in the second case.
The following code sets the UpdateRule of the ChildKeyConstraint to ... change the primary key column value and apply the same
change to the child rows? The easiest way is to simply delete the rows in the child table
first, change the primary key value in the parent...
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Báo cáo y học: "The primary prevention of birth defects: Multivitamins or folic acid"
Ngày tải lên :
03/11/2012, 10:05
... risk for CAs other than NTDs was published in
2004 [6].
Recently there have been two main debated questions regarding the primary prevention of CAs.
The first question is whether the use of ...
questions. The first one is whether the use of folic acid alone or folic acid-
containing multivitamins is better. The second one is connected with the
dilemma of whether high dose of folic acid ... accomplishment. We have to do
therefore our best to introduce the only one good solution, the primary prevention of CAs. No doubt
that the primary prevention is better than the termination of pregnancy...
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Tài liệu Báo cáo khoa học: The single tryptophan of the PsbQ protein of photosystem II is at the end of a 4-a-helical bundle domain docx
Ngày tải lên :
21/02/2014, 00:20
... possesses the same
characteristics of the interior of the protein matrix. The
script a is the peak–peak distance between the maximum
at %287 nm and the minimum at %283 nm, and the
script b is the peak–peak ... are the fluorescence intensities in the
presence and absence of the quencher Q, K
sv
is the
collisional quenching constant, and V is the static
constant, which is related to the probability of ... a clear distribution
of amphipathic residues is shown, with the non-polar
residues forming one of the faces of the helices (Fig. 4B).
This distribution favours a parallel packing of the four
a-helices,...
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Báo cáo Y học: Incorporation of 3-nitrotyrosine into the C-terminus of a-tubulin is reversible and not detrimental to dividing cells potx
Ngày tải lên :
17/03/2014, 10:20
... nitro-
tyrosine and cell injury.
One of the most studied post-translational modifications
of tubulin is the addition or removal of a tyrosine residue
at the C-terminus of the a-subunit [1–3]. Two enzymes,
tubulin ... at the same site.
Another biochemical characteristic of tubulin is its
ability to act as substrate of the detyrosinating enzyme,
tubulin carboxypeptidase. Eiserich et al. reported [11]
that the ... tubulin, the tyrosination/detyrosin-
ation at the C-terminus of a-tubulin is the main operating
mechanism. Furthermore, when cells maximally nitrotyro-
sinated were cultured in the presence of taxol...
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Báo cáo khoa học: The intrinsic structure of glucose transporter isoforms Glut1 and Glut3 regulates their differential distribution to detergent-resistant membrane domains in nonpolarized mammalian cells potx
Ngày tải lên :
23/03/2014, 09:20
... through these FLAG-
tagged proteins.
Neither the N-terminus nor the C-terminus
of Glut1 is needed for the DRM distribution
To determine the functional domains responsible for
the DRM distribution of ... as this domain
was included in the most effective chimeric construct A
(Fig. 5), and is one of the major characteristics of these
isoforms [25]. However, chimeric construct D, in which
this intracellular ... Further shorten-
ing of these regions altered the critical distribution, suggesting that a large
proportion or several parts of the intrinsic structure, including the N-termi-
nus of each isoform,...
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Báo cáo khoa học: The N-glycans of yellow jacket venom hyaluronidases and the protein sequence of its major isoform in Vespula vulgaris pdf
Ngày tải lên :
23/03/2014, 15:20
... a
reason for the different migration behaviour.
Molecular cloning of the new hyaluronidase
isoform, Ves v 2b
Aiming at the molecular cloning of the cDNA of
the newly discovered hyaluronidase isoform ... report on the identification of the major
polypeptide in the 43 kDa band of V. vulgaris as a
new isoform of hyaluronidase. Furthermore, we ana-
lyzed the hyaluronidase band in five other common
yellow ... vulgaris does not stand high
on the list of organisms whose genomes will be fully
sequenced in the near future, the composition of the
43 kDa band would not have been revealed otherwise.
Cloning of...
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Báo cáo khoa học: The phosphatidylethanolamine level of yeast mitochondria is affected by the mitochondrial components Oxa1p and Yme1p ppt
Ngày tải lên :
30/03/2014, 04:20
... deletion of OXA1 decreased the rate of
formation of all aminoglycerophospholipids. The rate
of PtdSer synthesis decreased to 80%, the rate of
PtdEtn formation to 70% and that of PtdCho synthesis
to ... regulatory
mechanism. It should be noted that the steady-state lev-
els of individual phospholipids do not necessarily reflect
the rates of synthesis of the components.
Table 1. Phospholipid composition of ... affected synthesis of PtdEtn by Psd1p, but did
not completely abolish the activity of this enzyme.
Activity of Psd1p in vitro is impaired in oxa1D
PtdEtn depletion in mitochondria and the decreased
rate...
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Báo cáo khoa học: The GxxxG motif of the transmembrane domain of subunit e is involved in the dimerization/oligomerization of the yeast ATP synthase complex in the mitochondrial membrane doc
Ngày tải lên :
31/03/2014, 01:20
... from the top of the
native gel to the position of the monomeric form of
the enzyme. From these data, it was concluded that the
mutation e19A altered the relationship between subunit e
and the other ... sought whether the mutations in the dimerization
motif of subunit e affected the dimerization/oligomerization
of the ATP synthases. Therefore, the presence of
Table 1. Phenotypic analysis of yeast ... cerevisiae (P81449, Swiss-Prot)
are in bold. The numbering of the yeast sub-
unit e begins at the initiating methionine. The
star indicates the position of the unique cys-
teine residue of the...
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Báo cáo toán học: "The characteristic polynomial of a graph is reconstructible from the characteristic polynomials of its vertex-deleted subgraphs and their complements" doc
Ngày tải lên :
07/08/2014, 06:20
... by the isomorphism classes of
its vertex-deleted subgraphs is the most general case of problems of this type. There are
counter-examples to the question of whether a graph invariant I(G) is reconstructible
from ... H
12
and
G
12
,
H
11
differ only in their respective coefficients of x. The list of the characteristic
polynomials of the vertex deleted subgraphs of the two graphs is shown in Table 1.
This is hardly an indication ... 2000.
Abstract
The question of whether the characteristic polynomial of a simple graph is
uniquely determined by the characteristic polynomials of its vertex-deleted sub-
graphs is one of the many...
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Tài liệu SWIMMING IN SEWAGE: The Growing Problem of Sewage Pollution and How the Bush Administration Is Putting Our Health and Environment at Risk ppt
Ngày tải lên :
17/02/2014, 10:20
... communities, as is the case for most of the
interior portions of the United States, sewage overflows can put downstream users at risk.
The Missouri River, for instance, is the source of drinking ...
Indianapolis, Indiana, covers the bulk of Marion County in the central part of the state, pop-
ulation 860,454. The city is situated in the upper part of the White River watershed—a
system of rivers ... percent over land areas of the
Northern Hemisphere during the 20th century,
155
and global warming is predicted to
further increase the intensity of rainfall events for parts of the United States.
156
...
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Tài liệu Báo cáo khóa học: Determination by electrospray mass spectrometry and 1H-NMR spectroscopy of primary structures of variously fucosylated neutral oligosaccharides based on the iso-lacto-N-octaose core doc
Ngày tải lên :
19/02/2014, 12:20
... the C
3a
ion is at m/z 690, this excludes the possibility of
the other Fuc being at the Gal next to the subterminal
GlcNAc. The position of the second Fuc 3-linked to the
internal GlcNAc forming ... one Fuc is at the subterminal GlcNAc, and the
characteristic D
1a-2a
ion [13] at m/z 348 is consistent with a
Fuc 4-linked to the GlcNAc of a terminal Le
a
determinant.
As the C
3a
ion is at m/z ... is in the 6-branch, and believed to be
from a contaminant (see below), having the same molecular
mass with one Fuc in each of the 3- and 6-branches.
Comparison of the product-ion spectra of the...
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