Analysis of the maize polyubiquitin-1 promoter heat shock elements and generation of promoter variants with modified expression characteristics.

abstract：:Transgenic plants producing insecticidal proteins from Bacillus thuringiensis (Bt) can control some major insect pests and reduce reliance on sprayed insecticides. However, large scale adoption of this technology has raised concerns about potential negative effects, including evolution of pest resistance to Bt toxins,...

journal_title：Transgenic research

authors： Ferry N,Mulligan EA,Stewart CN,Tabashnik BE,Port GR,Gatehouse AM

更新日期：2006-08-01 00:00:00

abstract：:We wish to construct a mouse model for the human inherited disease cystic fibrosis. We describe here the successful targeting in embryonal stem cells of the murine homologue (Cftr) of the cystic fibrosis transmembrane conductance regulator gene, as the first critical step towards this end. The targeting event precisel...

journal_title：Transgenic research

authors： Dorin JR,Dickinson P,Emslie E,Clarke AR,Dobbie L,Hooper ML,Halford S,Wainwright BJ,Porteous DJ

更新日期：1992-03-01 00:00:00

abstract：:Japanese morning glory, Ipomoea nil, exhibits a variety of flower colours, except yellow, reflecting the accumulation of only trace amounts of carotenoids in the petals. In a previous study, we attributed this effect to the low expression levels of carotenogenic genes in the petals, but there may be other contributing...

journal_title：Transgenic research

authors： Watanabe K,Oda-Yamamizo C,Sage-Ono K,Ohmiya A,Ono M

更新日期：2018-02-01 00:00:00

abstract：:Gene amplification is widely used for the production of pharmaceuticals and therapeutics in situations where a mammalian system is essential to synthesise a fully active product. Current gene amplification systems require multiple rounds of selection, often with high concentrations of toxic chemicals, to achieve the h...

journal_title：Transgenic research

authors： Melton DW,Ketchen AM,Kind AJ,McEwan C,Paisley D,Selfridge J

更新日期：2001-04-01 00:00:00

abstract：:Gonadal effects of the Denys-Drash syndrome (DDS) mutation Wt1(tmT396 )were examined in chimaeric and heterozygous mice. Since the only heterozygote was 41,XXY, Sertoli cell function was assessed by comparison with age-matched control XXY testes. Control XXY Sertoli cells showed immuno-expression of WT1 and androgen r...

journal_title：Transgenic research

authors： Patek CE,Saunders PT,Miles CG,Berry RL,Hastie ND,Sharpe RM,Hooper ML

更新日期：2005-10-01 00:00:00

abstract：:We have analyzed effects of a matrix attachment region (MAR) from the tobacco RB7 gene on transgene expression from six different promoters in stably transformed tobacco cell cultures. The presence of MARs flanking the transgene increased expression of constructs based on the constitutive CaMV 35S, NOS, and OCS promot...

journal_title：Transgenic research

authors： Mankin SL,Allen GC,Phelan T,Spiker S,Thompson WF

更新日期：2003-02-01 00:00:00

abstract：:Plants of strawberry (cultivar Pájaro) were transformed with three defense related genes: ch5B, gln2 and ap24 using Agrobacterium tumefaciens. The ch5B gene encodes for a chitinase from Phaseolus vulgaris, while gln2 and ap24 encode for a glucanase and a thaumatin-like protein, respectively, both from Nicotiana tabacu...

journal_title：Transgenic research

authors： Vellicce GR,Ricci JC,Hernández L,Castagnaro AP

更新日期：2006-02-01 00:00:00

abstract：:Temporal control of site-specific recombination is commonly achieved by using a tamoxifen-inducible form of Cre or Flp recombinases. Although powerful protocols of induction have been developed for gene inactivation at adult stages or during embryonic development, induction of recombination at late gestational or earl...

journal_title：Transgenic research

authors： Lizen B,Claus M,Jeannotte L,Rijli FM,Gofflot F

更新日期：2015-12-01 00:00:00

abstract：:Grapevine leafroll-associated virus-2 (GLRaV-2) is an important component of the leafroll disease complex in grapevine. We have previously sequenced the GLRaV-2 genome and identified the coat protein (CP) gene. The objective of this study is to test the concept of pathogen-derived resistance against a closterovirus as...

journal_title：Transgenic research

authors： Ling KS,Zhu HY,Gonsalves D

更新日期：2008-08-01 00:00:00

abstract：:Hepatitis C virus (HCV) infection is a leading cause of chronic liver disease worldwide. Since several aspects of the infection remain unresolved, there is a pressing need for a convenient animal model that can mimic the clinical disease and aid the evaluation of treatment strategies. Although some success has been ac...

journal_title：Transgenic research

authors： Desai MM,Tumurbataar B,Zhang Y,Chan LN,Sun J,Chan TS

更新日期：2011-12-01 00:00:00

abstract：:The introduction of cloned and manipulated genetic material into the germline of an experimental organism is one of the most powerful tools of modern biology. In the case of the fruit fly, Drosophila melanogaster, there is also an unparalleled range of sophisticated genetic tools to facilitate subsequent analysis. In ...

journal_title：Transgenic research

authors： Sentry LW,Kaiser K

更新日期：1995-05-01 00:00:00

abstract：:The disease model of familial amyloidotic polyneuropathy-7.2-hMet30 mice-manifests amyloid deposition that consists of a human amyloidogenic mutant transthyretin (TTR) (TTR V30M). Our previous study found amyloid deposits in 14 of 27 7.2-hMet30 mice at 21-24 months of age. In addition, non-fibrillar TTR deposits were ...

journal_title：Transgenic research

authors： Ohta M,Sugano A,Hatano N,Sato H,Shimada H,Niwa H,Sakaeda T,Tei H,Sakaki Y,Yamamura KI,Takaoka Y

更新日期：2018-02-01 00:00:00

abstract：:Alkaloid concentration of perennial ryegrass herbage is affected by endophyte strain and host plant genotype. However, previous studies suggest that associations between host and endophyte also depends on environmental conditions, especially those affecting nutrient reserves and that water-soluble carbohydrate (WSC) c...

journal_title：Transgenic research

authors： Giraldo PA,Elliott C,Badenhorst P,Kearney G,Spangenberg GC,Cogan NOI,Smith KF

更新日期：2018-10-01 00:00:00

abstract：:To construct an efficient system for the production of recombinant proteins in silkworm (Bombyx mori), we investigated the promoter activity of the silkworm sericin 1, 2, and 3 genes (Ser1, Ser2, and Ser3) using a GAL4/UAS binary gene expression system in transgenic silkworm. The promoter activity of the upstream regi...

journal_title：Transgenic research

authors： Tatematsu K,Kobayashi I,Uchino K,Sezutsu H,Iizuka T,Yonemura N,Tamura T

更新日期：2010-06-01 00:00:00

abstract：:Transgenic plants severely suppressed in the activity of cinnamoyl-CoA reductase were produced by introduction of a partial sense CCR transgene into tobacco. Five transgenic lines with CCR activities ranging from 2 to 48% of wild-type values were selected for further study. Some lines showed a range of aberrant phenot...

journal_title：Transgenic research

authors： O'Connell A,Holt K,Piquemal J,Grima-Pettenati J,Boudet A,Pollet B,Lapierre C,Petit-Conil M,Schuch W,Halpin C

更新日期：2002-10-01 00:00:00

abstract：:We assessed the effect of four different virulence (vir) gene combinations on plant transformation efficiency and transgene behaviour in rice using the pGreen/pSoup dual binary vector system. Transformation experiments were conducted using a pGreen vector containing the bar and gusA expression units with, or without, ...

journal_title：Transgenic research

authors： Vain P,Harvey A,Worland B,Ross S,Snape JW,Lonsdale D

更新日期：2004-12-01 00:00:00

abstract：:Using the Sleeping Beauty (SB) transposon system, we have developed a simple method for the generation of Xenopus laevis transgenic lines. The transgenesis protocol is based on the co-injection of the SB transposase mRNA and a GFP-reporter transposon into one-cell stage embryos. Transposase-dependent reporter gene exp...

journal_title：Transgenic research

authors： Sinzelle L,Vallin J,Coen L,Chesneau A,Du Pasquier D,Pollet N,Demeneix B,Mazabraud A

更新日期：2006-12-01 00:00:00

abstract：:The glyoxylate cycle, catalysed by two unique enzymes: isocitrate lyase (ICL; EC 4.1.3.1) and malate synthase (MS; EC 4.1.3.2), is necessary for the net conversion of acetate into glucose. This metabolic pathway operates in microorganisms, higher plants and nematodes. Two bacterial genes, encoding ICL and MS, were mod...

journal_title：Transgenic research

authors： Saini KS,Byrne CR,Leish Z,Pruss CA,Rigby NW,Brownlee AG,Nancarrow CD,Ward KA

更新日期：1996-11-01 00:00:00

abstract：:One of the most powerful strategies to investigate biology we have as scientists, is the ability to transfer genetic material in a controlled and deliberate manner between organisms. When applied to livestock, applications worthy of commercial venture can be devised. Although initial methods used to generate transgeni...

journal_title：Transgenic research

authors： Tan W,Proudfoot C,Lillico SG,Whitelaw CB

更新日期：2016-06-01 00:00:00

abstract：:Alpha1 tubulin gene expression is induced in the developing and regenerating CNS of vertebrates. Therefore, alpha1 tubulin gene expression may serve as a good probe for mechanisms underlying CNS development and regeneration. One approach to identify these mechanisms is to work backwards from the genome. This requires ...

journal_title：Transgenic research

authors： Goldman D,Hankin M,Li Z,Dai X,Ding J

更新日期：2001-01-01 00:00:00

abstract：:Watermelon, an important fruit crop worldwide, is prone to attack by several viruses that often results in destructive yield loss. To develop a transgenic watermelon resistant to multiple virus infection, a single chimeric transgene comprising a silencer DNA from the partial N gene of Watermelon silver mottle virus (W...

journal_title：Transgenic research

authors： Lin CY,Ku HM,Chiang YH,Ho HY,Yu TA,Jan FJ

更新日期：2012-10-01 00:00:00

abstract：:Maize was genetically engineered for the biosynthesis of the high value carotenoid astaxanthin in the kernel endosperm. Introduction of a β-carotene hydroxylase and a β-carotene ketolase into a white maize genetic background extended the carotenoid pathway to astaxanthin. Simultaneously, phytoene synthase, the control...

journal_title：Transgenic research

authors： Farré G,Perez-Fons L,Decourcelle M,Breitenbach J,Hem S,Zhu C,Capell T,Christou P,Fraser PD,Sandmann G

更新日期：2016-08-01 00:00:00

abstract：:Most studies utilizing transgenic technology focus on the impact to traits of interest, rather than propagation of the transgene to offspring. In animals containing growth hormone constructs, transgene transmission to progeny follows a Mendelian pattern of inheritance in the first few generations following generation ...

journal_title：Transgenic research

authors： Thomas AD,Murray JD,Oberbauer AM

更新日期：2005-08-01 00:00:00

abstract：:Regulatory approvals for deliberate release of GM maize events into the environment have lead to real situations of coexistence between GM and non-GM, with some fields being cultivated with GM and conventional varieties in successive seasons. Given the common presence of volunteer plants in maize fields in temperate a...

journal_title：Transgenic research

authors： Palaudelmàs M,Peñas G,Melé E,Serra J,Salvia J,Pla M,Nadal A,Messeguer J

更新日期：2009-08-01 00:00:00

abstract：:The coat protein (CP) gene of turnip mosaic potyvirus isolate ESC8 (TuMV-ESC8) was cloned and sequenced. Comparisons of the 867-nucleotide (nt) CP region with those of 11 TuMV isolates showed 86.7-89.3% nucleotide identity and 92.4-95.5% amino acid identity. The CP gene was cloned into a plant expression vector and tr...

journal_title：Transgenic research

authors： Jan FJ,Pang SZ,Fagoaga C,Gonsalves D

更新日期：1999-06-01 00:00:00

abstract：:Tritrophic interactions between transgenic potato expressing the insecticidal lectin from snowdrop (Galanthus nivalis agglutinin; GNA), an aphid pest, Myzus persicae (Sulz.), and a beneficial predator, the 2-spot ladybird (Adalia bipunctata L.) were investigated. Clonal plants expressing GNA at 0.1-0.2% total soluble ...

journal_title：Transgenic research

authors： Down RE,Ford L,Woodhouse SD,Davison GM,Majerus ME,Gatehouse JA,Gatehouse AM

更新日期：2003-04-01 00:00:00

abstract：:The development of gene editing techniques, capable of producing plants and animals with new and improved traits, is revolutionizing the world of plant and animal breeding and rapidly advancing to commercial reality. However, from a regulatory standpoint the Government of Canada views gene editing as another tool that...

journal_title：Transgenic research

authors： Ellens KW,Levac D,Pearson C,Savoie A,Strand N,Louter J,Tibelius C

更新日期：2019-08-01 00:00:00

abstract：:The isopentenyl transferase gene (ipt) from Agrobacterium tumefaciens was isolated and introduced, via a disarmed binary vector, into tobacco using the Agrobacterium tumefaciens-mediated gene transfer system. The expression of the ipt gene was monitored by RNA hybridization, western blotting and cytokinin analysis. Th...

journal_title：Transgenic research

authors： Zhang XD,Letham DS,Zhang R,Higgins TJ

更新日期：1996-01-01 00:00:00

abstract：:The activated cannabinoid receptor 1 (CB1R) is exclusively responsible for food intake and weight gain and regulates several pathological features associated with obesity in mammals. However, the precise role of CB1R in non-mammalian model systems is poorly understood. To investigate the functions of CB1R in zebrafish...

journal_title：Transgenic research

authors： Pai WY,Hsu CC,Lai CY,Chang TZ,Tsai YL,Her GM

更新日期：2013-08-01 00:00:00

abstract：:Polyamines, spermidine, spermine and their precursor putrescine, are ubiquitous cell components essential for normal cell growth. Increased polyamine levels and enhanced biosynthesis have been associated with malignant transformation and tumor formation, and thus, the polyamines have been considered to be a meaningful...

journal_title：Transgenic research

authors： Pietilä M,Dhungana H,Uimari A,Sironen R,Alhonen L

更新日期：2014-02-01 00:00:00