Transgenic plant
-
Glutamine synthetase (EC 6.3.1.2) is an enzyme which assimilates ammonium into amino acids. Therefore, GS plays an essential role in the metabolism of nitrogen. In vascular plants, GS is devided into two groups: cytosol - located isoform (GS1) and plastid – located isoform (GS2). Surveys have shown that GS1 gene was used widely to generate transgenic plants. Effects on the growth characteristics of GS1 transgenic plants have been reported in many researches.
7p vilarry 01-04-2024 6 1 Download
-
Research objectives: Express GmCHI1A genes in transgenic soybean and create GmCHI1A transgenic soybean lines with higher isoflavone content than non-transgenic control plants.
27p hobbsandshaw 09-06-2021 13 3 Download
-
CC-type glutaredoxins (GRXs) are plant-specific glutaredoxin, play regulatory roles in response of biotic and abiotic stress. However, it is not clear whether the CC-type GRXs are involve in drought response in cassava (Manihot esculenta), an important tropical tuber root crop.
17p vishikamaru2711 29-04-2020 12 1 Download
-
Calmodulin (CaM) is an important calcium sensor protein that transduces Ca2+ signals in plant stress signaling pathways. A previous study has revealed that transgenic rice over-expressing the calmodulin gene OsCam1–1 (LOC_Os03g20370) is more tolerant to salt stress than wild type.
23p vishikamaru2711 29-04-2020 12 1 Download
-
Na+ extrusion from cells is important for plant growth in high saline environments. SOS1 (salt overly sensitive 1), an Na+ /H+ antiporter located in the plasma membrane (PM), functions in toxic Na+ extrusion from cells using energy from an electrochemical proton gradient produced by a PM-localized H+ -ATPase (AHA).
13p vishikamaru2711 29-04-2020 11 2 Download
-
Stevia rebaudiana produces sweet-tasting steviol glycosides (SGs) in its leaves which can be used as natural sweeteners. Metabolic engineering of Stevia would offer an alternative approach to conventional breeding for enhanced production of SGs. However, an effective protocol for Stevia transformation is lacking.
16p vishikamaru2711 29-04-2020 6 0 Download
-
Coffee plant is one of the most important industrial crops, and the two popular cultivars, Coffea arabica and Coffea canephora, contribute to the production of almost all coffee beans around the world. Traditional breeding could be used to develop new coffee cultivars with a higher productivity under these harsh conditions, and a biotechnological approach can also be used to improve coffee plants in a relatively short period of time.
11p baoanhlib 24-01-2017 78 3 Download
-
Laboratory for Phytopathology and Plant Protection, Katholieke Universiteit Leuven, Belgium; 2Institut de Pharmacologie et Biologie Structurale, UMR-CNRS 5089, Toulouse Cedex, France; 3Rega Institute, Laboratory of Molecular Immunology, Katholieke Universiteit Leuven, Belgium Fruits of elderberry (Sambucus nigra) express small quantities of a type-2 ribosome-inactivating protein with an exclusive specificity towards the NeuAc(a2,6)Gal/GalNAc disaccharide and a unique molecular structure typified by the occurrence of a disulfide bridge between the B-chains of two adjacent protomers....
10p system191 01-06-2013 38 2 Download
-
Agrobacterium tumefaciens is a Gram-negative, phytopathogenic bacterium and is characterized by an unique mode of action on dicotyledonous plants: it is able to genetically modify the host, and because of this feature, it is used as a tool for transgenic plants. Many experiments have demonstrated that lipopolysaccharides (LPSs) play an important role for the disease development, as they are involved in the adhesion process of the bacterium on the plant cell wall.
4p system191 01-06-2013 30 3 Download
-
Glofish is the first transgenic animal approved to be consumed by human in the USA The insertion of different constructs of GFP into the fish genomes to give different green colors.The idea for recombinant DNA was first proposed by Peter Lobban, a graduate student of Prof. Dale Kaiser in the Biochemistry Department at Stanford University Medical School. The first publications describing the successful production and intracellular replication of recombinant DNA appeared in 1972 and 1973.
54p zingzing09 24-04-2013 75 4 Download
-
Yellow stem borer has been identified as a major insect pest of deepwater rice, causing severe yield losses. Bt gene(s) from Bacillus thuringiensis have been proven very effective in pest resistance program. The use of transgenic plants expressing Bt gene(s) is now occupied effective approach to control insect infestation. We have successfully introduced a synthetic cryIA(b) gene into embryogenic calli of a deepwater indica rice variety, Vaidehi, by using the biolistic method of transformation.
6p zingzing09 24-04-2013 54 1 Download
-
Leaf explants of Echinacea purpurea L. taken from aseptically germinated seedlings were inoculated with A. tumefaciens strains EHA105, carrying a binary vector conferring herbicide resistant bar gene and fungal resistant chitinase gene. Glufosinate ammonium‐resistant shoots were regenerated on a medium containing BAP and NAA at a concentration of 4.88 and 0.053 μM, respectively. A subsequent transfer of shoots to medium containing BAP was necessary for stem elongation and leaf development.
11p zingzing09 24-04-2013 34 2 Download
-
Strong increase in the production of genetically modified organisms (GMOs) observed over the years has led to a consolidation of transgenic seed industries worldwide. The dichotomy between the evaluated risk and the perceived risk of transgenic use has defined their level of acceptability among different global societies. GMOs have been widely applied to agricultural commodities, among them the Roundup Ready™ (RR™) soybean line GTS 40-3-2 has become the most prevalent transgenic crop in the world.
9p zingzing09 24-04-2013 47 4 Download
-
In this study, we demonstrate that the folding and assembly of IgG in transgenic tobacco plants is orchestrated by BiP (binding protein), an endoplasmic reticulum resident chap-erone. Expression of BiP and calreticulin was examined in transgenic tobacco plants that express immunoglobulin chains, either singly or in combination to form IgG anti-body. BiP mRNA expression was lowest in wild-type nontransformed plants and those that expressed immuno-globulin light chain alone.
10p tumor12 22-04-2013 34 2 Download
-
A pair of nuclear receptors, ecdysone receptor (EcR) and ultraspiracle (USP), heterodimerize and transduce ecdysteroid signals. The EcR and its nonsteroidal ligands are being developed for regulation of transgene expres-sion in humans, animals and plants. In mammalian cells, EcR:USP heterodimers can function in the absence of ligand, but EcR⁄retinoid X receptor (EcR:RXR) heterodimers require the presence of ligand for activa-tion.
12p dell39 27-03-2013 42 4 Download
-
Employing transgenic plants as alternative systems to the conventional Escherichia coli, Pichia pastorisor baculovirus hosts to produce recombin-ant allergens may offer the possibility of having available edible vaccines in the near future. In this study, two EF-hand-type Ca 2+ -binding allergens from olive pollen, Ole e 3 and Ole e 8, were produced in transgenic Arabid-opsis thaliana plants.
10p inspiron33 25-03-2013 37 2 Download
-
DNA topoisomerase 6 (TOP6) belongs to a novel family of type II DNA topoisomerases present, other than in archaebacteria, only in plants. Here we report the isolation of full-length cDNAs encoding putative TOP6 sub-units A and B from rice (Oryza sativassp.indica), preserving all the struc-tural domains conserved among archaebacterial TOP6 homologs and eukaryotic meiotic recombination factor SPO11.
16p inspiron33 23-03-2013 40 3 Download
-
TheArabidopsis acd11mutant exhibits runaway, programmed cell death due to the loss of a putative sphingosine transfer protein (ACD11) with homology to mammalian GLTP. We demonstrate that transgenic expres-sion in Arabidopsis thalianaof human GLTP partially suppressed the phenotype of theacd11null mutant, resulting in delayed programmed cell death development and plant survival.
11p galaxyss3 07-03-2013 46 4 Download
-
In plants, regulation of transgene expression is typically accomplished through the use of inducible promoter systems. The ecdysone receptor (EcR) gene switch is one of the best inducible systems available to regulate transgene expression in plants.
16p media19 06-03-2013 37 3 Download
-
We reported earlier that ectopic expression of CAP2, a single AP2 domain containing transcription activator from chickpea (Cicer arietinum)in tobacco improves growth and development, and tolerance to dehydration and salt stress, of the transgenic plants.
11p vinaphone15 25-02-2013 36 2 Download