the prime minister and i eng sub
I haven''''t and I don''''t have- Khác nhau thế nào?
Ngày tải lên :
16/09/2013, 12:10
... hiểu ta i sao họ la i không
dùng I haven't.
Giữa I haven't và I don't have thì ca i nào là đúng vì đ i khi nghe thấy ngươ i ta dùng I don't
have mà không hiểu ... I haven't and I don't have- Khác nhau thế nào?
Giữa I haven't và I don't have thì ca i nào là đúng vì đ i khi nghe
thấy ngươ i ta dùng I don't ...
have mà không hiểu ta i sao họ la i không dùng I haven't.
Have là một động từ khá thú vị vì nó được dùng vơ i nhiều mục i ch khác nhau. Đ i khi
đây là một trợ động...
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The Mobile Station and the Subscriber Identity Module
Ngày tải lên :
19/10/2013, 03:20
... personal mobility.
The Mobile Station and the Subscriber Identity Module
15
GSM SIM
.
.
.
.
.
Plug-in SIM
ID-1 SIM
Figure 2.2 Plug-in SIM and ID-1 SIM.
Table 2.1
Data Stored on a SIM
Parameter ... subscriber to a GSM system is not determined by the identity
of the mobile equipment but by the SIM, which always has to be inserted into
the equipment before it can be used. This is the basis for ... Recommendation 02.07 describes in detail what functionality mobile
equipment has to support and what features are optional. The most important
and mandatory features are:
The Mobile Station and the Subscriber...
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The Inside Track - Student Teaching, Volunteering, Subbing, and Temping
Ngày tải lên :
25/10/2013, 16:20
... kids. So if you make a positive
impression on the teachers and administrators, they’re going to want you some-
where in their district. It’s a win-win deal!
Give Them Something Extra
In most student-teaching ... regardless of the profession. Many teacher candidates
sign up to sub in several different districts, in fact, multiplying their chances
to become known for their teaching skills, their ability to get ... for the exciting day you walk into your very own
classroom. And you will—it’s coming soon!
“Long-term substitute
positions are valuable, and
networking with teachers in
buildings in which I subbed...
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The revolution in philosophy (I) - human spontaneity and the natural order
Ngày tải lên :
01/11/2013, 08:20
... puts it, the understanding, actualizing its rules,
simply is the productive synthesis of imagination. This is the “first aspect” of the understanding;
in its second aspect, it is reflective or discursive. ... beginning in time,” and the world has a beginning in time.” The
decisive failure of traditional metaphysics to resolve the problems it had
set itself, along with the proliferation and multiplicity ... one hand the identity of
the thinking subject, and on the other hand the multiplicity of the repre-
sentations which it has. The same complex thinking subject – as the same
subject of different...
- 26
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Tài liệu THE WEALTH REPORT 2012: A GLOBAL PERSPECTIVE ON PRIME PROPERTY AND WEALTH pptx
Ngày tải lên :
16/02/2014, 11:20
... insight from Knight Frank, Citi Private Bank and
other leading commentators, The Wealth Report 2012 pulls together all these
strands and explains their connections and likely implications.
Using ...
SHOULD THEY START LOOKING? The wider prime
market has outposts in most countries, but the super-
prime market is still fairly limited. In Europe the list
is contained really by London, Paris, the ... Barbados and the British Virgin Islands.
WHO WOULD THEIR NEIGHBOURS BE? The buyers
are split between emerging-market wealth, which is
still expanding its market share, and the wealthiest
developed-world...
- 68
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Tài liệu Báo cáo khoa học: Basis of recognition between the NarJ chaperone and the N-terminus of the NarG subunit from Escherichia coli nitrate reductase pdf
Ngày tải lên :
16/02/2014, 14:20
... the binding affinity
To obtain more details about the interaction, ITC was
used to monitor the binding of the NarG peptides to
NarJ. Surprisingly, the binding isotherm was biphasic,
with the best ... NarJ,
NarJT and NarG peptides were dialysed in different buffers
as indicated. The heat of dilution was measured by injecting
the ligand into the protein-free buffer solution or by addi-
tional injections ... of this new
family of chaperones. It is worth mentioning that the
function of these proteins is not restricted to the recog-
nition and binding of the N-terminus of the nascent
metalloprotein,...
- 10
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Tài liệu Báo cáo khoa học: Quantitative analysis of the experimental O–J–I–P chlorophyll fluorescence induction kinetics Apparent activation energy and origin of each kinetic step Steve Boisvert, David Joly and Robert Carpentier doc
Ngày tải lên :
19/02/2014, 05:20
... Q
B
is
removed in PSII centers affected by the inhibitor. Con-
versely, E
A J I
and E
A I P
were not modified by DCMU
at the concentration used, because the remaining J I
and I P amplitudes originate ... the J I
(32 ± 5%) and I P (22 ± 2%) phases. Figure 1 also
shows that clear separation and distinction between
the kinetics of each rise is achieved. The half-times of
the O–J, J I and I P rises ... DCMU would inhibit completely the activity
of PSII by preventing the reduction of the PQ pool
[21,22], drastically channging the typical FI trace of
thylakoids by eliminating the J–P rise [4,24]....
- 8
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Tài liệu Báo cáo khoa học: Role of K22 and R120 in the covalent binding of the antibiotic fosfomycin and the substrate-induced conformational change in UDP-N-acetylglucosamine enol pyruvyl transferase docx
Ngày tải lên :
19/02/2014, 13:20
... of
tryptic fragments obtained after incubation with fosfomycin
alone and in combination with UDPNAG have provided
further insight into the molecular mechanism driving the
formation of the covalent ... of
fosfomycin binding to the K22V and K22E mutant proteins.
However, two other positively charged amino acid side
chains, R397 and R120, are also involved in fosfomycin
binding, and in view of the multitude ... binding creates
additional favorable interactions that promote fosfomycin
binding to the enzyme. As shown in Fig. 5, UDPNAG may
exhibit a direct and/ or an indirect effect on the binding
environment...
- 9
- 707
- 0
Tài liệu Báo cáo khoa học:Symmetric fluoro-substituted diol-based HIV protease inhibitors Ortho-fluorinated and meta-fluorinated P1/P1¢-benzyloxy side groups significantly improve the antiviral activity and preserve binding efficacyy docx
Ngày tải lên :
19/02/2014, 16:20
... with
POV
-
RAY
(http://www.povray.org/).
Fig. 3. Superimposition of the 2-fluoro- and 2,5-difluoro-substituted
inhibitors on to the nonsubstituted analog in the S1¢ subsite. The 2,5-
difluoro-substitution of in hibitor 6 results in a ... contribution from the 2-fluoro
substituents results in a significant improvement in pro-
tease inhibition (K
i
4.0 n
M
) compared with inhibitor 3
(K
i
7.1 n
M
). The 2 ,4-difluoro-substitutions in inhibitor ... exhibit
significant improvements in antiviral activities in MT4 cell
culture assay co mpared with the nonsubstituted analog 1.
Fig. 4. Superimposition o f the 2,4-difluoro-substituted inhibitor on the
nonsubstituted...
- 9
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Tài liệu Báo cáo khoa học: Characterization of ICAM-4 binding to the I domains of the CD11a/CD18 and CD11b/CD18 leukocyte integrins pptx
Ngày tải lên :
20/02/2014, 11:20
... effective inhibition of
binding of ICAM-4 positive red cells by anti-ICAM-4
antibodies, indicate a major role for ICAM-4 in binding of
red cells to the I domains. The efficient inhibition of the
Fig. ... with the I
domains of CD11a/CD18 and CD11b/CD18 integrins. The
binding was inhibited by anti -I domain and anti-ICAM-4
antibodies and it was dependent on divalent cations. Inter-
estingly, ICAM-4 ... different mechanisms of
action. Several studies have pointed out that blocking mAbs
can inhibit ICAM/integrin interactions either by direct
competition for the ligand binding site or by an indirect
mechanism...
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- 0
Tài liệu Báo cáo khoa học: Adaptive changes in the expression of nuclear and mitochondrial encoded subunits of cytochrome c oxidase and the catalytic activity during hypoxia pptx
Ngày tải lên :
20/02/2014, 23:20
... ligated to subunit I, while
Cu
a
is ligated to subunit II which is also the binding site for
cytochrome c [4,5]. The remaining 10 subunits of the
mammalian enzyme, namely, IV, Vb, VIa, VIb, VIc, ... constitute the
catalytic site of the enzyme complex. The three catalytic
subunits, CytOX I, II and III are coded by the mitochon-
drial DNA and are synthesized within mitochondria.
Heme a, heme a
3
and ... Although the
mechanism of action of CoCl
2
is not clearly known, it
is generally believed that its action mimics hypoxia by
interfering with the incorporation of iron into heme and
thus limiting the...
- 9
- 554
- 0
Tài liệu Báo cáo khoa học: The isolation and characterization of cytochrome c nitrite reductase subunits (NrfA and NrfH) from Desulfovibrio desulfuricans ATCC 27774 Re-evaluation of the spectroscopic data and redox properties ppt
Ngày tải lên :
21/02/2014, 00:20
... contain the reductive agent dithio-
treitol and, for nitrite reductase activity, the protein samples
were not boiled. Protein content was determined with the
Bicinchoninic Acid Protein Assay Kit ... 0.3
M
dithiothreitol, boiling for 1 min; lane 2, 0.3
M
dithiothreitol, no boiling; lane 3, no dithiothreitol, boiling for 1 min;
lane 4, no dithiothreitol, no boiling; lane 5, standards. The gel was stained ... However, the high-spin
contribution to the total NrfH spectrum is minor (Fig. 5B),
suggesting that the four heme irons in this subunit are in a
low-spin state.
The high-spin species well detected in...
- 12
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Báo cáo khoa học: Inactivating pentapeptide insertions in the fission yeast replication factor C subunit Rfc2 cluster near the ATP-binding site and arginine finger motif docx
Ngày tải lên :
07/03/2014, 02:20
... complex carried nine arginine-to-
alanine substitutions) abolished DNA binding, but the
relative contributions of the individual subunits or the
individual arginines in each subunit were not ... Rfc4
(RFC-B). The side chain of the arginine is referred to
as an arginine finger and the finger protrudes into the
ATP-binding site of the neighbouring subunit. The
exact biochemical roles of the arginine ... comprises the core of domain I
(Figs 2A and 3A). The b4 strand is the central strand
in the sheet [9]; it is likely that disruption of this strand
by pentapeptide insertion will affect the entire...
- 11
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Báo cáo khoa học: Activation of nematode G protein GOA-1 by the human muscarinic acetylcholine receptor M2 subtype Functional coupling of G-protein-coupled receptor and G protein originated from evolutionarily distant animals doc
Ngày tải lên :
07/03/2014, 11:20
... [25]. These results indicate that M
2
in the GOA-1 fusion protein is functional, and the
ligand-binding properties agree with that of the Ga
i1
fusion protein.
Activation of GOA-1 by muscarinic ... The five regions of
the Ga-subunit involved in receptor recognition are
the a2 helix, the b6 ⁄ a5 loop, the a5 helix and the
N- and C- extreme termini [31]. In addition, the a4
helix and a4 ⁄ b6 ... (An engineered EcoRI
recognition site is single-underlined. The start codon is
double-underlined. The modified original start codon of M
2
is dot-underlined. The engineered region containing myc-
epitope...
- 9
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- 0
