salt tolerance in tomato plants

Ngày tải lên: 06/07/2014, 02:20

... 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...

Ngày tải lên: 14/02/2014, 12:20

... homologs. The amino-acid sequence analysis of rice TOP6 pro- teins also predicted several potential putative phos- phorylation sites for casein kinase II, protein kinase C, tyrosine kinase, histidine kinase, ... of OsTOP6A2, OsTOP6A3, and OsTOP6B increased in response to auxin and cytokinin, indica- ting their role in cell proliferation and hormone signa- ling. The interaction of OsTOP6A3 with OsTOP6B along ... ERD10, KIN1, and KIN2, analyzed in this study, under stress conditions. The differentially expressed genes in transgenic plants that encode proteins that probably function in stress tolerance include...

Ngày tải lên: 30/03/2014, 10:20

... 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...

Ngày tải lên: 14/02/2014, 18:20

... converted to violaxanthin. In plants, carotenoids are mainly involved in photosynthesis as accessory pigments, in photoprotection (quenching and xanthophylls cycle) and in the formation of abscisic ... pollinators and seed dispersers. In tomato, for example, the flower has a bright yellow–orange corolla resulting from the combined effect of chromo- phores of neoxanthin, violaxanthin and lutein ... tran- script level increases dramatically reaching its maxi- mum at the Pink stage and decreasing slowing with the progression of fruit ripening. Its content in the fruit at Pink stage is almost...

Ngày tải lên: 07/03/2014, 05:20

... Radding CM (1998) Interaction of human rad51 recombination protein with single-stranded DNA binding protein, RPA. Nucleic Acids Res 26, 5388–5393. 17 Stauffer ME & Chazin WJ (2004) Physical interaction between ... soluble in the presence of 6 m urea. Soluble fractions were loaded on to columns contain- ing 10 mL His-Bind resin (Novagen). The columns were washed with 50 mL binding buffer containing 6 m ... vivo. It may func- tion in the sensing of DNA damage [22]. In contrast with the intensive study of RPA in ani- mals and yeast, little is known about this protein in plants. In 1997, an ortholog...

Ngày tải lên: 07/03/2014, 21:20

... 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,...

Ngày tải lên: 13/03/2014, 18:58

... contaminants. Dioxins are also formed in high-temperature chemical processes (in- cluding garbage incineration) in which organic and inorganic compounds with one or more atoms of chlorine (including molecular ... processes in metallurgy, metal working, engineering, chemical, chemico-pharmaceutical, petrochemical and other industries; and the ex- haust gases of internal combustion engines using lead-containing ... vitally important parameters determining the continuing existence of mankind. The inexorable and seemingly permanent increase of technogenic contaminants in all ecological niches creates danger...

Ngày tải lên: 16/03/2014, 18:07

... ability to maintain catalytically favourable binding geometries. Docking of hydroquinone in the acceptor binding pocket of SlUGT5 resulted in a single conformation cluster (Fig. 4A) in which the ... the binding clusters shown in Fig. 3. Table S3. Approximated free binding energies and kI values for the binding clusters shown in Fig. 4. This supplementary material can be found in the online ... allows rapid integration of newly cloned GTs into existing trees. In tomatoes, GT activity in extracts partially purified using ammonium sulfate has been shown to increase over the ripening phase...

Ngày tải lên: 28/03/2014, 23:20

... stacking and running gel. Ur ea (6 M ) was also incorporated into the running gel. The staining for the densitometry was obtained with 0.05% Coomassie R in 25% isopropanol, 10% acetic acid in order to ... protein complexes and not free in the membrane (not shown). These r esults suggest t hat t he co-ordination o f Chl might be in part d ifferent in P SI and in PSII; PSI binds Chls both within individual ... each Lhca band both in PSI–LHCI c omplex and in recombinant samples is reported in Table 1, expressed as IOD (integrated optical density). The dens itometry allows ob taining a better repro- ducibility...

Ngày tải lên: 30/03/2014, 15:20

... binding transiently in the ER to Ig chains during protein folding and processing. The immunoblot results matched those found by Northern blot, in that most BiP protein was immunoprecipitated in ... IgG- expressing plants. Again this is consistent with the model for BiP in assisting protein folding and increasing throughput of the ER. In mammals, BiP associates with both Ig light and heavy chains ... of recombinant immunoglobulin chains in plants is significant in demonstrating the suitability and potential versatility of transgenic plants for producing a variety of mammalian proteins. Protein translocation...

Ngày tải lên: 31/03/2014, 08:20

... was higher in the grain than in the shoot at harvest, indicating translocation of N from shoot to grain in cereals as well as in legumes. During grain lling, N content of nongrain tissue generally ... Nitrogen has positive interactions with P and K in crop plants. The increasing N rate increases uptake of P, K, Ca, and Mg in a quadratic fashion in dry bean plants (Table 2.10). Wilkinson et al. (2000) ... seeds( × gg)× − 10 5 In legumes, growth stages (vegetative, reproductive, and pod lling) are not as distinct as in cereals, and reproductive and pod-lling stages overlapped. In the indeterminate type...

Ngày tải lên: 03/04/2014, 12:10

... a single failure may have many symptoms. Maintenance programmers decide which is the most interesting one to record in the APAR symptom code field. “Interesting” failure symptoms for the maintenance programmer ... remainder of this subsection explores the error type data in greater detail. First, we combine error types into the broader classes of control, addressing, and data error used in the model in ... remove. Addressing-related errors, including copy overruns, allocation management, pointer man- agement problems and uninitialized pointers, make up 25 to 30 percent of the APARs filed against IMS,...

Ngày tải lên: 28/04/2014, 13:32

... matrix. Competing interests The author(s) declare that they have no competing inter- ests. Table 2: List of species/strains of tomato- infecting begomoviruses used in the present study. Species/strain Genbank ... different tomato- infecting begomovirus species. To examine this we sought to characterize the recombination events, estimate the frequency of recombination, and map recombination hotspots in tomato- infecting ... decreased with increasing parental sequence diversity. These findings provide valuable new information for understanding the diversity and evolution of tomato- infecting begomoviruses in Asia. Background Begomoviruses...

Ngày tải lên: 18/06/2014, 18:20

Ngày tải lên: 20/06/2014, 01:20

Ngày tải lên: 06/07/2014, 02:20

Ngày tải lên: 06/07/2014, 02:20

Ngày tải lên: 06/07/2014, 02:20

Ngày tải lên: 09/07/2014, 08:18

... 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...

Ngày tải lên: 14/03/2014, 10:20