Phosphinothricin resistance
WebCharacterization of the herbicide-resistance gene bar from Streptomyces hygroscopicus EMBO J. 1987 Sep;6 (9):2519-23. doi: 10.1002/j.1460-2075.1987.tb02538.x. Authors C J Thompson 1 , N R Movva , R Tizard , R Crameri , J E Davies , M Lauwereys , J Botterman Affiliation 1 Biogen S. A., 46 Route des Acacias, CH-1227 Geneva, Switzerland. Webresistance of expiants to, phosphinothricin is presented. Key words: Ammonium - Carbon source - Glufosinate - Glutamine - Metabolic activity - Phosphinothricin Introduction Selectable marker genes are still a necessity in plant trans formation technology. In the presence of a selective agent, only those cells that are transformed and express the
Phosphinothricin resistance
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WebOct 23, 2015 · L-Phosphinothricin [PPT; glufosinate; L-homoalanine-4-yl-(methyl)phosphinic acid] is the active ingredient of the nonselective herbicide BASTA (AgrEvo, Frankfurt am Main, Germany), which is a nonselective, postemergence herbicide used for weed control in orchards and vineyards 1.PPT is a structural analog of glutamate that binds to glutamine … WebWild-type strain 21gr of the green alga Chlamydomonas reinhardtii was resistant to PPT, but it was demonstrated that resistance is due to lack of PPT transport into the cells, which strongly suggests that PPT and l-methionine-S-sulfoximine enter the cells through different systems. Wild-type strain 21gr of the green alga Chlamydomonas reinhardtii was resistant …
WebAbstract. Insertion of the gene encoding phosphinothricin acetyltransferase (PAT) has resulted in cotton plants resistant to the herbicide glufosinate. However, the lower … WebOct 1, 1996 · The enzymes have a similar substrate affinity towards L -phosphinothricin and do not acetylate any of the other L -amino acids tested. In model digestion experiments using simulated human gastric...
Web2 14 Bialaphos resistance (BAR) and phosphinothricin acetyltransferase (PAT) 15 genes, which convey resistance to the broad-spectrum herbicide phosphinothricin 16 (also known as glufosinate) via N-acetylation, have been globally used in basic plant 17 research and genetically engineered crops1-4.Although early in vitro enzyme assays 18 showed that … WebInsertion of the gene encoding phosphinothricin acetyltransferase (PAT) has resulted in cotton plants resistant to the herbicide glufosinate. However, the lower expression and commensurate reduction in PAT activity is a key factor in the low level of injury observed in the WideStrike(®) cotton and relatively high level of resistance observed in LibertyLink(®) …
WebOct 23, 2015 · The R295K mutation has also never been previously reported as an important residue for PPT resistance. Furthermore, the mutant gene has been transformed into …
WebL-phosphinothricin (PPT) is a potent inhibitor of the biosynthetic enzyme glutamine synthetase (GS), which is involved in general nitrogen metabolism in plants, including the assimilation of ammonia accumulated as a result of photorespiration and nitrate reduction. simpliciti shoulderGlufosinate (also known as phosphinothricin and often sold as an ammonium salt) is a naturally occurring broad-spectrum herbicide produced by several species of Streptomyces soil bacteria. Glufosinate is a non-selective, contact herbicide, with some systemic action. Plants may also metabolize bialaphos and … See more In the 1960s and early 1970s, scientists at University of Tübingen and at the Meiji Seika Kaisha Company independently discovered that species of Streptomyces bacteria produce a tripeptide they called bialaphos that … See more Phosphinothricin is a glutamine synthetase inhibitor that binds to the glutamate site. Glufosinate-treated plants die due to a buildup of ammonia in the thylakoid lumen, leading to the uncoupling of photophosphorylation. The uncoupling of photophosphorylation … See more Glufosinate is a United States Environmental Protection Agency EPA registered chemical. It is also a California registered chemical. … See more Glufosinate is a broad-spectrum herbicide that is used to control important weeds such as morning glories, hemp sesbania (Sesbania bispinosa), Pennsylvania smartweed ( See more Exposure to humans in foods As glufosinate is often used as a pre-harvest desiccant, residues can also be found in foods that humans ingest. Such foods include … See more • BASF's site of LibertyLink crops • "Basta technical guide" (PDF). Archived from the original (PDF) on 2024-09-02. • Glufosinate in the Pesticide Properties DataBase (PPDB) See more raymarine engine interfaceWebPhosphinothricin (PPT) is a potent inhibitor of glutamine synthetase in plants and is used as a non-selective herbicide. The bar gene which confers resistance in Streptomyces hygroscopicus to bialaphos, a tripeptide containing PPT, encodes a phosphinothricin acetyltransferase (PAT) (see accompanying paper). simplicity 1011WebNov 1, 1996 · Wild-type strain 21gr of the green alga Chlamydomonas reinhardtii was resistant to the ammonium salt of l-phosphinothricin (PPT, also called glufosinate), an irreversible inhibitor of glutamine... raymarine ev-100 p70 wheel pilot packWebApr 11, 2024 · ----- Pioneer Hi-Bred International (Pioneer) has submitted a petition (APHIS Petition Number 20-203-01p) to APHIS seeking a determination of nonregulated status for DP23211 maize (corn), which was developed using genetic engineering for insect resistance to western corn rootworm and contains the gene that codes for the phosphinothricin ... simplicities sake in a sentenceWebAug 21, 2024 · To investigate the effect of the endogenous gpd intron 1 on protein expression in G. lucidum, we constructed plasmids in which the heterologous codon-optimized phosphinothricin-resistance gene (opbar)-flag was regulated by the endogenous gpd promoter and the succinate dehydrogenase gene (sdh) terminator of G. lucidum (pJW … simplicity 1009WebNov 27, 2024 · Phosphinothricin resistance is a widely used trait in plant science research and agriculture. The BAR resistance gene that inactivates phosphinothricin has now been … simplicity 1010