engineering salt tolerance in plants
Tài liệu Phytohormones and Abiotic Stress Tolerance in Plants ppt
Ngày tải lên :
14/02/2014, 12:20
... Furthermore, minimal
binding domain of BRI1 was determined using binding assays and recombinant
BRI1 fragments (Kinoshita et al. 2005). In other plant species, it was also shown
that mutations in BRI1 ... et al. 2002) were determined as positive regulators in ABA signaling.
Gene encoding ABA-induced protein kinase 1 (PKABA1), which is a serine–
threonine type protein kinase, was isolated from ... receiver
domain and a long C-terminal part containing a single-repeat MYB-type DNA-
binding domain (Sakai et al. 1998) called a GARP domain (Riechmann et al. 2000)
and the proline- and glutamine-rich...
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Environmental Adaptations and Stress Tolerance of Plants in the Era of Climate Change pptx
Ngày tải lên :
14/03/2014, 10:20
... effective compatible osmolytes in plants
subject to salt stress are GB, b -alaninebetaine,
prolinebetaine, choline- O -sulphate, hydroxypro-
linebetaine, and pipecolatebetaine (Ashraf and
Fig. 1.1 ... (2007) Exogenous proline
and glycinebetaine increase NaCl-induced ascorbate-
glutathione cycle enzyme activities, and proline
improves salt tolerance more than glycinebetaine in
tobacco Bright ... including the luminal
binding protein gene BiP is induced. The under-
lying mechanisms of UPR in yeasts and mam-
mals have been well researched (Rutkowski and
Kaufman
2004 ) , although those in...
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Molecular Farming of Antibodies in Plants
Ngày tải lên :
25/10/2013, 05:20
... expressed in plants. Heavy-chain derivatives are shown in gray and light-chain
derivatives in pink.Solidblack lines indicate continuation of the polypeptide backbone (simple
lines indicate the ... in gray and light chains in pink.Solidblack lines
indicate continuation of the polypeptide backbone (simple lines indicate the constant parts of the
antibody, curly lines indicate the variable ... of other valuable proteins using this system, including avidin and
β-glucuronidase. Initial findings for the expression of a secretory IgA in maize
showed that the four chains were expressed, directed...
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Regulating Phytonutrient Levels in Plants – Toward Modification of Plant Metabolism for Human Health
Ngày tải lên :
25/10/2013, 05:20
... others
being delphinidin, peonidin, pelargonidin, petunidin, and malvidin. Of the flavonols,
quercetin, kaempferol, myricetin, and isorhamnetin are common in fruits, quercetin
being the predominant ... organisms.
The methods for increasing, preventing, or redirecting flux into or within the path-
way include increasing levels of a rate-limiting biosynthetic enzyme, inhibition
of the activity ... third predominant flavonoid group in fruits is
proanthocyanidins and their monomer units, catechins (procyanidin) or gallocate-
chins (prodelphinidins).
Delphinidin-derived anthocyanins are known...
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Tài liệu Báo cáo khoa học: A DExD⁄ H box RNA helicase is important for K+ deprivation responses and tolerance in Arabidopsis thaliana docx
Ngày tải lên :
14/02/2014, 18:20
... and in ux systems are very impor-
tant for cellular ion relationships in natural conditions.
Increasing in ux, decreasing efflux or both can maxi-
mize K
+
uptake to maintain K
+
homeostasis in plants
[32,33]. ... Histochem-
ical staining indicated that AtHELPS is mainly expressed in the young
seedlings and vascular tissues of leaves and roots. Using both helps mutants
and overexpression lines, we observed that, in the ... progress in determining the molecular mecha-
nism of the regulation of K
+
uptake in plants has
been made [10,11,40]. AKT1 was first reported to be
expressed in roots and involved directly in the
mineral...
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Tài liệu Báo cáo khoa học: Shaped by the environment – adaptation in plants Meeting report based on the presentations at the FEBS Workshop ‘Adaptation Potential in Plants’ 2009 (Vienna, Austria) pdf
Ngày tải lên :
18/02/2014, 11:20
... gene regulons
and regulatory pathways involved in freezing tolerance
in Arabidopsis. Freezing tolerance increases in many
plants in response to low, non-freezing temperature, a
process known as ... thought by providing
just such an interdisciplinary forum, in which research
results, including novel concepts such as environmen-
tally induced increases in mutation rates in bacteria
and a ... plants carrying a camta1 ⁄ 3 double mutation
are impaired in freezing tolerance [52]. These results
establish a role for CAMTA proteins in cold acclima-
tion and provide a possible point of integrating...
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Tài liệu Báo cáo Y học: Studies on the nonmevalonate pathway of terpene biosynthesis The role of 2C-methyl-D -erythritol 2,4-cyclodiphosphate in plants docx
Ngày tải lên :
22/02/2014, 07:20
... due to long range coupling
involving vicinal isoprenoid moieties. Due to the line
broadening, the precision of signal integration is substan-
tially reduced. However, within the experimental limits, ... the
two competing deprotonation paths is illustrated in Fig. 8 for
the predominant ES complex A of a sample of IPP carrying a
13
C label in its methyl group; a similar scheme involving a
less stable ... known precursor of the vitamins thiamine [11] and
pyridoxol [12], could be incorporated into terpenoids by
E. coli [9] as well as by higher plants [7]. More specifically,
plants were shown to utilize...
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Uptake of organic chemicals in plants Human exposure assessment ppt
Ngày tải lên :
05/03/2014, 20:20
... variance in 141
the measured concentration in plants is explained by the variance of the 142
concentrations in soil. 143
In case of an insignificant correlation, the concentration in plant ... uptake of organic contaminants from soil by plants. The goal was
to gain insight into both experimental data and predictive methods. Knowledge of uptake of con-
taminants in plants is relevant for ... SPME sam-
pling kinetics were studied for a number of sample types in order
to (1) determine the sampling time needed to ensure equilibrium
sampling, (2) select the best mode of sampling (static...
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Báo cáo khoa học: Arabidopsis thaliana CYP77A4 is the first cytochrome P450 able to catalyze the epoxidation of free fatty acids in plants potx
Ngày tải lên :
07/03/2014, 03:20
... forma-
tion by introducing the oxygen between carbon 9 and 10
of oleic acid before incorporation of the monomer into
the cutin. In this context, it is interesting to note that
inhibition studies ... encoding a fatty acid
x-hydroxylase, a putative epoxide hydrolase, several
genes encoding enzymes involved in the synthesis of
fatty acids in plastids, including the stearoyl acyl carrier
protein ... represents a highly
diversified set of heme-containing proteins found in
bacteria, fungi, animals and plants [7]. In animals,
members of the CYP4A gene subfamily mainly cata-
lyze the formation of x- and...
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optimisation of artemia biomass production in salt ponds in vietnam and use as feed ingredient in local aquaculture
Ngày tải lên :
13/03/2014, 18:58
... processes in
food processing procedures (drying, smoking, curing etc.). Toldrá and Flores (1998)
suggested that lipolysis is one of the main processes of lipid degradation in fresh meat
during processing; ... FFA displayed a threefold increase during drying,
suggesting that lipolysis occurs before or during drying, whereas polar lipids and TAG
decreased in the dried reindeer meat and were significantly ... critical suggestions in the design of the experimental solar drier,
and Dr. Vu Quang Thanh for instruction in indoor drying techniques and allowing me to
utilize the drying machines and equipment,...
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ENGLISH FOR AUTOMOBILE ENGINEERING- UNIT 1: IN A WORKSHOP pot
Ngày tải lên :
15/03/2014, 15:20
... Planning machine ['pleiniη
mə'∫i:n]
Drilling machine
['driliη]
Lapping machine
['læpiη]
Lathe ≈ turning lathe
[‘t :n ŋɜ ɪ leið]
Grinding machine
['graindiη] ... There + be / have, have got
Tom has three cars
V + ing
3. Machine
There are two cars in parking lot
Example:
Example:
Lapping, Milling, drilling
Practice 2
Rocker box ['r kəb k] ɔ ɔ
Sump ... Thang
ENGLISH FOR AUTOMOBILE
ENGINEERING
IN A WORKSHOP
Practice 1
Tyres/ under/ table
Screwdrivers/ in/ tool box
Hammer/ on/ shelf
Car/ front/ workshop
Motorbikes/ beside/ car
Using the words below...
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Báo cáo khoa học: Improvement of ecdysone receptor gene switch for applications in plants: Locusta migratoria retinoid X receptor (LmRXR) mutagenesis and optimization of translation start site pptx
Ngày tải lên :
15/03/2014, 23:20
... DNA-binding domain with CfEcR ligand-binding domain cloned under the control of the 35S promoter
in the pKYLX80 vector
LmRXR A fusion of VP16 activation domain and LmRXR ligand-binding domain cloned ... Arabidopsis plants were selected by germinating the
seeds collected from the in ltrated plants on medium con-
taining 50 mgÆL
)1
kanamycin. The analysis of transgenic
plants for luciferase induction ... Kozak
sequence. Interestingly, an increase in the ligand-
induced activity of this switch containing the improved
Kozak sequence was not accompanied by an increase
in background activity in the absence...
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Báo cáo khoa học: Photosynthetic acclimation: State transitions and adjustment of photosystem stoichiometry – functional relationships between short-term and long-term light quality acclimation in plants ppt
Ngày tải lên :
16/03/2014, 06:20
... reduction in seed production,
indicating synergistic effects when both kinases are
lacking [9]. Additional interesting results were obtained
by some gene-expression studies. The lack of LTR in
the ... ferre-
doxin ⁄ thioredoxin system (Fig. 3). The interplay
between the kinases and their substrates integrates
these varying redox signals and initiates appropriate
molecular acclimation responses in ... within the canopy or stand. In these
layers, mainly high light intensities, which may harm
the photosynthetic apparatus, must be counteracted,
for example by NPQ. The incident light intensity in
the...
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Báo cáo khoa học: Improvement of a monopartite ecdysone receptor gene switch and demonstration of its utility in regulation of transgene expression in plants pdf
Ngày tải lên :
16/03/2014, 06:20
... of foreign
genes in plants. Gene 61, 1–11.
44 Tavva VS, Collins GB & Dinkins RD (2006) Targeted
overexpression of the Escherichia coli MinC protein in
higher plants results in abnormal chloroplasts. ... Arabidopsis
plants were transformed using the whole plant-dip
method [42]. Transgenic Arabidopsis plants were selected
by germinating the seeds collected from the in ltrated
plants on a medium containing ... expression in the absence of
methoxyfenozide was indistinguishable from the back-
ground readings detected in the transgenic plants that
were transformed with a two-hybrid gene switch con-
taining wild-type...
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Báo cáo khoa học: Cytochrome P450 metabolizing fatty acids in plants: characterization and physiological roles pptx
Ngày tải lên :
22/03/2014, 16:21
... to help attract insect pollinators,
giving CYP77A6 an indirect role in reproduction. It is
possible that the introduction of in- chain hydroxyl
allows cross-linking of cutin, leading to reticulation
and ... step in exine formation during plant
evolution.
The apparent absence of the CYP77 family in the
moss genome [58] might indicate that cuticles based on
cutin polyesters containing in- chain hydroxylated ... demonstrated the involvement of FA hydroxy-
lases in the synthesis of the protective biopolymers cutin, suberin and
sporopollenin. In addition, several lines of evidence discussed in this
minireview...
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