drought tolerance in rice morphological and molecular genetic

... gene INV2 was significantly downregulated in the drought-stressed rice florets, indicating that INV2 might also be involved in the sugar unloading in the anthers under drought and that drought-induced ... increasing the leaf rolling and by affecting the expression of a wide range of genes, including those involved in drought response and in cell wall development (Ning et al 2011), indicating that ... leads to severe leaf rolling, which causes reductions in the water-retaining capacity and water potential in leaves, resulting in the reduced drought tolerance Leaf rolling and erectness is also

Ngày tải lên: 18/02/2021, 15:24

... 2× washing: 30% ethanol) or SGL (safranine CI 50240, pyoctanin blue CI 42535, acid green CI 42095; staining I: safranine, 60 min; washing: H2O, min; staining II: pyoctanin blue, min; washing: H2O, ... - the morphological and the molecular assay - have to be regarded as complementary [12] Regarding the indistinct descriptions and the lack of current in-depth studies and molecular data in C vulgaris, ... organs in the 'bud-flowering' type display the same staining pattern (Fig 6F) Furthermore, in the wild-type, petals and stamens show a comparable staining pattern and petals consist of an increased

Ngày tải lên: 12/08/2014, 03:21

... MINISTRY OF EDUCATION AND TRAINING THÁI NGUYÊN UNIVERSITY VŨ THỊ THU THỦY CREATING DROUGHT TOLERANCE LINES AND ISOLATING CYSTATIN GENES RELATED TO DROUGHT TOLERANCE IN ... discrepancy in genome of the line selected by RAPD technique. - Amplifying, separating and defining the sequence of the cystatin gene of selective groundnut line and the original line. 4. New ... and callusinfluenced irradiation combined with handle causing dehydration we selected 3 lines has outstanding features, including: (1) The R46 has a mass of 100 fruit and seeds; (2) Lines

Ngày tải lên: 24/06/2015, 00:56

... tai: wWw.SinhHoc.edu.vn MINISTRY OF EDUCATION AND TRAINING THÁI NGUYÊN UNIVERSITY VŨ THỊ THU THỦY CREATING DROUGHT TOLERANCE LINES AND ISOLATING CYSTATIN GENES RELATED TO DROUGHT TOLERANCE IN PEANUT ... wWw.SinhHoc.edu.vn "Creating drought tolerance lines and isolating cystatin genes related to drought tolerance in peanut (Arachis hypogaea L.)” Research objectives - Create groundnut strain with drought ... Making comparison and defining the discrepancy in genome of the line selected by RAPD technique - Amplifying, separating and defining the sequence of the cystatin gene of selective groundnut line

Ngày tải lên: 20/04/2016, 10:05

... as an outgroup in Codon positions included were 1st+2nd+3rd+Noncoding All positions containing gaps and missing data were eliminated There were a total of 420 positions in the final dataset Evolutionary ... found in a survey conducted at China (XiaHong, 2007), Indonesia (Pinaria et al., 2010), and in India (Vijayan et al., 2012) they all demonstrated that F oxysporum is the principal species causing ... Alagupalamuthirsolai Muthalagu and Sarathambal, C 2019 Morphological and Molecular Characterization of Fusarium oxysporum f.sp Vanilla Inciting Root and Stem Rot Disaease in Vanilla Int.J.Curr.Microbiol.App.Sci

Ngày tải lên: 14/01/2020, 01:58

... physiological, cellular and molecular processes culminating in stress tolerance Drought tolerance is a quantitative trait involving many genes with cumulative effects Breeding for drought tolerance is generally ... present investigation was done to evaluate the genetic diversity in Indian mustard genotypes for drought tolerance Genetic diversity analysis will help in introgression of drought tolerant genes into ... the genetic diversity among 44 Indian mustard (Brassica juncea) genotypes including varieties/ purelines from different agro-climatic zones of India and few exotic genotypes (Australia, Poland and

Ngày tải lên: 14/01/2020, 16:21

... J.G.K., Feldman, K.A., Rafalski, A., Tingey, S.V and Scolnik, P.A 1992 Global and local genome mapping in Arabidopsis thaliana by using recombinant inbred lines and random amplified polymorphic DNAs ... mutation (v1, v2, v3 and v4) and in vitro mutation (v5, v6, v7, v8, v9, v10 and v11) with their respective controls were raised in nursery and finally transplanted in main field at 30 x 30 cm ... 2000 Genetics and Analysis of Quantitative Traits Sinaure Assocs Inc., Sunderland, Massachusetts, USA, 980p Luo, S., He, P., Zheng, X and Zhou, P., 2002 Inheritance of RAPD markers in an interspecific

Ngày tải lên: 21/05/2020, 21:41

... drought, and low temperature stresses, but in this case the transgenic rice exhibits low grain yield and growth retardation [12] Overexpressing OsNAC045 in rice enhances salt and drought tolerance ... overexpression lines had increased tolerance to salt and drought stresses TaNAC29-overexpressing plants exhibit ABA-hypersensitive response Whether salt and drought tolerances of TaNAC29-overexpression line ... ANAC019 and ANAC055 increases JA-induced expression of defense genes [48] NTM2/ANAC069-mediated salt signaling in seed germination is not related to ABA and gibberellin (GA), meaning NTM2 acts independently

Ngày tải lên: 26/05/2020, 20:10

... suit the local environmental cues Rice production systems differ widely in cropping intensity and yield, ranging from single-crop rainfed lowland and upland rice with small yields (1– t ha-1), ... logging tolerance for breeding programs which might be suitable for direct seeding systems Apparently, there is lack of standard screening procedure for anaerobic germination trait in the rice landraces ... 2017 Due to increasing practices of direct seeding in rice under rainfed and irrigated conditions, tolerance to hypoxic or anaerobic condition is becoming an important trait Considerable genetic

Ngày tải lên: 23/09/2020, 00:37

... identification of drought tolerant genotypes in rainfed lowland rice Field Crop Res., 99: 48–58 Mall, A.K., Swain, P., Singh, O.N 2011 Genetic divergence studies in drought promising rice genotypes ... attributes and yield of rice Madras Agric J., 82(4): 310-313 Reyniers, F.N., Troung-Binh, L., Jacquinot, Nicou, R 1982 Breeding for drought resistance in dryland rice P 273-292 In Drought Resistance in ... erratic and limited to short period, resulting in drought spells of 1-3 weeks at either seedling/vegetative and anthesis stages depending on the time of rainfall Terminal drought is recurring feature

Ngày tải lên: 14/10/2020, 17:42

... following organizations and individuals in the pursuit of my Doctoral degree: Vietnam Government, Ministry of Agriculture and Rural Development, and Ministry of Education and Training for granting ... research are to determine the optimal salinity tolerant traits, the effective sampling method, and finally to find QTLs contributing to improving salt tolerance in rice Thirty-seven rice varieties were ... dressed out both the insight in traits and mechanisms related to salt tolerance and sampling method for salt stress experiment in rice The underlying genetics as presented in this thesis is of

Ngày tải lên: 04/04/2021, 23:49

... Na+ and K+ transport from root to shoot and maintains high K+/Na+ ratio SSR Nax1 Both are involved in decreasing Na+ uptake and enhancing K+ loading into the xylem EST Nax2 Not mentioned in the ... G.-H Zhang, and Q Qian, 2008: Mapping of QTL underlying tolerance to alkali at germination and early seedling stages in rice Acta Agron Sin 34, 1719–1727 Chinnusamy, V., A Jagendorf, and J K Zhu, ... K P Singh, and A R Yeo, 2000: QTL: their place in engineering tolerance of rice to salinity J Exp Bot 51, 99–106 Foolad, M R., 1999a: Comparison of salt tolerance during seed germination and vegetative

Ngày tải lên: 07/10/2021, 01:20

... proline residue and the preceding residue, and functions as a molecular chaperone involved in protein folding, and refolding of denatured proteins. OsCYP2 possesses seven residues, including ... encodes a rice cyclophilin, inferring that it is likely to function as a molecular chaperone that is involved in protein folding. Over-expression of OsCYP2 confers salt tolerance in rice. However, ... esulting in the decrease in A B C Figure 7 Expression of OsCYP2 in hybrid rice seedlings. (A) West blot showed expression of OsCYP2 in roots and shoots in 10-day-old rice seedlings.

Ngày tải lên: 11/08/2014, 11:21

... characterization of A vinosum in-frame deletion and complementation strains Photolithoautotrophic growth of A vinosum wild-type and mutant strains was examined in batch culture under continuous illumination ... residue 83; and H, residue 20 (numbering according to the respective A vinosum protein) In the outer left lane, the presence of a bar indicates that dsrC and dsrEFH genes are located in vicinity to ... dsrE carrying the desired point mutation In this step, dsrE78for and T7Term served as primers The resulting fragment was restricted with NdeI and BamHI and cloned into pET15b, resulting in plasmid

Ngày tải lên: 21/12/2016, 11:04

... However, in recent years, in response to the declining rice price and the prospects of increasing demand and price for non-rice farm products, the rice farming system is being diversified in those ... economy by increasing backward and forward linkages for input services and creating increased employment The marketed rice surplus creates value-added and employment along the rice value chain The ... in the delta The recent changes in land use and farming systems since 1990 have been influenced by market forces The area planted to fruit trees expanded rapidly in response to price and demand

Ngày tải lên: 30/03/2018, 17:01

... conditions and indexes of drought tolerance such as mean productivity (MP), tolerance against stress (TAS), geometric mean productivity (GMP), and stress tolerance index (STI) given in following: that, ... delayed and skewed rainfall pattern Moreover, the recent trends in climate change and subsequent rise in global temperature have further intensified the threat of heat and drought stress for winter ... heat stress, that results in low and variable seed yields Moreover, delay in sowing even for two weeks causes the reproductive and grain filling phase of this crop to coincide with a period of

Ngày tải lên: 14/01/2020, 00:11

... cells. 148 invasive margin and tumour budding Morphological findings at the invasive tumour margin provide, after stage, the most important prognostic information in CRC. 149–151 A diffusely in ltrative ... villous change. 120 mucinous differentiation and dirty necrosis Mucinous carcinoma is diagnosed when at least 50% of the tumour comprises secretory mucin. The mucin is intraluminal in the case of well ... cells include up- regulation of b-catenin, 154,155 laminin5-c2, 156 matrix metalloproteinase-7 (MMP-7 or matrilysin), 157 membrane type-1 MMP, 157 p16, 28 cyclin D1, 33 uro- kinase-like plasminogen...

Ngày tải lên: 22/03/2014, 17:20

... 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 ... response regulators (Yamaguchi-Shinozaki and Shinozaki 2006). ZmABI4 interacts specifically with CE and functions in ABA signaling during germination and in sugar sensing in maize (Niu et al. 2002). Among ... 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 wheat (Anderberg and...

Ngày tải lên: 14/02/2014, 12:20

... 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 ... OE line seedlings on normal Murashige and Skoog (MS) plates and in a medium con- taining 100 l M K + (LK). The steady-state flux profile of K + was examined by continuous flux recording (5–10 min). ... 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...

Ngày tải lên: 14/02/2014, 18:20

... if present. Using Wet Heat in the Kitchen Boiling water has been used for a long time around the home in cooking and disinfecting items, such as baby bottles and canning jars. Drinking water may ... in figure 33.3 Alexander−Strete−Niles: Lab Exercises in Organismal and Molecular Microbiology VI. Controlling the Risk and Spread of Bacterial Infections 28. Skin Disinfection: Evaluating ... bacteria by coagulating proteins in the cell, including essential enzymes and cell structures. Using Dry Heat in the Kitchen Dry heat is used for grilling on the stovetop or baking in the oven. When...

Ngày tải lên: 05/03/2014, 21:20