Saponin production by cultures of Panax ginseng transformed with Agrobacterium rhizogenes.

abstract：:This study aimed at establishing a protocol to increase the number of regenerated shoots and to limit the recovery of "escapes" during the regeneration of transgenic flax plants (cv Barbara). Here, we describe how light, adapted media and selection scheme could stimulate the transformation process, the organogenic pot...

journal_title：Plant cell reports

authors： Caillot S,Rosiau E,Laplace C,Thomasset B

更新日期：2009-03-01 00:00:00

abstract：KEY MESSAGE:Induced mutations in the waxy locus in rice endosperm did not abolish GBSS activity completely. Compensatory mechanisms in endosperm and leaves caused a major reprogramming of the starch biosynthetic machinery. The mutation of genes in the starch biosynthesis pathway has a profound effect on starch quality ...

journal_title：Plant cell reports

authors： Pérez L,Soto E,Farré G,Juanos J,Villorbina G,Bassie L,Medina V,Serrato AJ,Sahrawy M,Rojas JA,Romagosa I,Muñoz P,Zhu C,Christou P

更新日期：2019-03-01 00:00:00

abstract：:The nucleotide sequence of the cucumber (Cucumis sativus L. cv. Baekmibaekdadagi) chloroplast genome was completed. The circular double-stranded DNA, consisting of 155,527 bp, contained a pair of inverted repeat regions (IRa and IRb) of 25,187 bp each, which were separated by small and large single copy regions of 86,...

journal_title：Plant cell reports

authors： Kim JS,Jung JD,Lee JA,Park HW,Oh KH,Jeong WJ,Choi DW,Liu JR,Cho KY

更新日期：2006-04-01 00:00:00

abstract：:Transgenic herbicide tolerant Acacia sinuata plants were produced by transformation with the bar gene conferring phosphinothricin resistance. Precultured hypocotyl explants were infected with Agrobacterium tumefaciens strain EHA105 in the presence of 100 microM acetosyringone and shoots regenerated on MS (Murashige an...

journal_title：Plant cell reports

authors： Vengadesan G,Amutha S,Muruganantham M,Anand RP,Ganapathi A

更新日期：2006-11-01 00:00:00

abstract：:The effect ofin planta treatments with auxin inhibitors such as 2,3,5 triiodobenzoic acid (TIBA) on regeneration of plantsin vitro is not known. Here, we show the beneficial effect of preconditioning sugarbeet plants in the greenhouse with TIBA (3 mg/1) for efficientin vitro plant regeneration via a callus phase from ...

journal_title：Plant cell reports

authors： Roussy I,Dubois F,Sangwan RS,Sangwan-Norreel BS

更新日期：1996-12-01 00:00:00

abstract：KEY MESSAGE:We developed a method for detection of mutants in a large number of plants, and found this method to be applicable to detection of a mutant allele at a concentration of 1/1000. Many techniques for SNP analysis have been developed, but most of these techniques are not so sensitive to be used for detection of...

journal_title：Plant cell reports

authors： Kohata R,Koitabashi K,Kitashiba H,Nishio T

更新日期：2018-06-01 00:00:00

abstract：:To study the developmental transition of chloroplasts from C(3) to C(4) photosynthesis in the terrestrial single-cell C(4) species Bienertia sinuspersici, a regeneration protocol was developed. Stem explant material developed callus either with or without red nodular structures (RNS) when cultured on Murashige-Skoog (...

journal_title：Plant cell reports

authors： Rosnow J,Offermann S,Park J,Okita TW,Tarlyn N,Dhingra A,Edwards GE

更新日期：2011-08-01 00:00:00

abstract：:Protoplasts derived from oat (Avena sativa L.) suspension culture cells (7 days after subculturing) were electroporated with plasmid DNA containing the Escherichia coli uidA gene encoding the ß-glucuronidase reporter enzyme. Consistently high enzyme activity was observed with electroporation conditions of 500 μF and 1...

journal_title：Plant cell reports

authors： Higgs DC,Colbert JT

更新日期：1993-05-01 00:00:00

abstract：:Arabinogalactan proteins (AGPs) are important proteoglycans regulating somatic embryogenesis in diverse plant species. Embryogenic cells of somatic embryos are covered by special extracellular cell wall layer called extracellular surface matrix network (ECMSN) at their early developmental stages. Here we show that hig...

journal_title：Plant cell reports

authors： Samaj J,Salaj T,Matúsová R,Salaj J,Takác T,Samajová O,Volkmann D

更新日期：2008-02-01 00:00:00

abstract：:Extracts of cranberry, rich in flavonols and proanthocyanins, inactivated β-glucuronidase (GUS) in assays using either purified bacterial GUS or preparations of transgenic tobacco (Nicotiana tabacum L.) or transgenic cranberry (Vaccinium macrocarpon Ait.) expressing the gusA gene. Histochemical GUS assays produced ran...

journal_title：Plant cell reports

authors： Serres R,McCown B,Zeldin E

更新日期：1997-06-01 00:00:00

abstract：:The use of antibiotic or herbicide resistant genes as selection markers for production of transgenic plants and their continuous presence in the final transgenics has been a serious problem for their public acceptance and commercialization. MAT (multi-auto-transformation) vector system has been one of the different st...

journal_title：Plant cell reports

authors： Khan RS,Ntui VO,Chin DP,Nakamura I,Mii M

更新日期：2011-04-01 00:00:00

abstract：:An improved isolated microspore culture protocol alleviating the recalcitrance typically observed in six-row spring barley was developed by optimizing four key physical factors to increase embryogenesis and reduce albinism. Doubled haploid (DH) plants are completely homozygous individuals that can be generated in just...

journal_title：Plant cell reports

authors： Esteves P,Belzile F

更新日期：2014-06-01 00:00:00

abstract：:Plant regeneration in Arachis pintoi was obtained via two developmental pathways: organogenesis and somatic embryogenesis. Organogenic callus cultures were initiated from pieces of leaf on MS medium supplemented with NAA or 2,4-D in combination with BA, KIN or 2iP. The most suitable combination for plant regeneration ...

journal_title：Plant cell reports

authors： Rey HY,Scocchi AM,Gonzalez AM,Mroginski LA

更新日期：2000-09-01 00:00:00

abstract：:Genistein, 4',5,7-trihydroxyisoflavone, is an isoflavonoid compound predominantly restricted to legumes and known to possess phyto-oestrogenic and antioxidative activities. The key enzyme that redirects phenylpropanoid pathway intermediates from flavonoids to isoflavonoids is the isoflavone synthase (IFS). Brassica na...

journal_title：Plant cell reports

authors： Li X,Qin JC,Wang QY,Wu X,Lang CY,Pan HY,Gruber MY,Gao MJ

更新日期：2011-08-01 00:00:00

abstract：:Plants were regenerated from leafy spurge (Euphorbia esula L.) cell suspensions obtained from stem callus. A North Dakota accession was highly regenerable, but two accessions from Oregon and Austria formed only a few plantlets. Organogenesis occurred in media without growth regulators, under fluorescent lights (30 to ...

journal_title：Plant cell reports

authors： Davis DG,Olson PA,Stolzenberg RL

更新日期：1988-06-01 00:00:00

abstract：:The first enzyme in the flavonoid pathway, chalcone synthase, is encoded by a gene (CHS) whose expression is normally under developmental control. In our previous studies, an 896-bp promoter region of a flower-specific CHS gene was isolated from Lilium orential 'Sorbonne', and designated as PLoCHS. Here, the PLoCHS pr...

journal_title：Plant cell reports

authors： Liu Y,Lou Q,Xu W,Xin Y,Bassett C,Wang Y

更新日期：2011-12-01 00:00:00

abstract：:A protocol is described for rapid and large-scale propagation of the woody aromatic and medicinal shrub Vitex negundo by in vitro culture of nodal segments from mature plants. Of the three different cytokinins - N6-benzyladenine (BA), kinetin, and thidiazuron - evaluated as supplements to Murashige and Skoog (MS) medi...

journal_title：Plant cell reports

authors： Sahoo Y,Chand PK

更新日期：1998-12-01 00:00:00

abstract：:We report here the successful establishment of callus, cell and root cultures from explants of in-vitro-grown plantlets of the soapwort Saponaria officinalis L. The production of saporin in the different tissue systems was evaluated by determining the capability of crude extracts to inactivate protein synthesis and by...

journal_title：Plant cell reports

authors： Di Cola A,Di Domenico C,Poma A,Spanò L

更新日期：1997-11-01 00:00:00

abstract：:We report here an efficient Arabidopsis leafdisc transformation protocol yielding an average transformation frequency of 1.6 transgenic shoots per leaf explant 4 weeks after the bacterial infection period. Subsequent cultivation in vitro is such that a high percentage (85-90%) of the primary transformants produces see...

journal_title：Plant cell reports

authors： van der Graaff E,Hooykaas PJ

更新日期：1996-04-01 00:00:00

abstract：KEY MESSAGE:High and low resveratrol (Res) contents in two cultivars are correlated with the expression abundance of Myb14 , which could directly activate transcriptional expression of stilbene synthase gene ( STS ). Resveratrol (3,5,4'-trihydroxystilbene) is one of the natural polyphenols produced by secondary metabol...

journal_title：Plant cell reports

authors： Fang L,Hou Y,Wang L,Xin H,Wang N,Li S

更新日期：2014-10-01 00:00:00

abstract：:Companion cells are metabolically active and functionally specialized cells that behave as terminals for the transport of materials between phloem and the surrounding tissue. Although previous research has clarified the distinct function of companion cells, it is still largely unknown how plants establish and maintain...

journal_title：Plant cell reports

authors： Tsuwamoto R,Harada T

更新日期：2011-09-01 00:00:00

abstract：KEY MESSAGE:When fused to " Pr AlSAP " promoter, transcripts of gusA exhibited similar accumulation patterns in transgenic rice as AlSAP transcripts in A. littoralis. Pr AlSAP can be used for engineering abiotic stress tolerance. We previously showed that ectopic expression of a stress-associated protein gene from Aelu...

journal_title：Plant cell reports

authors： Ben-Saad R,Meynard D,Ben-Romdhane W,Mieulet D,Verdeil JL,Al-Doss A,Guiderdoni E,Hassairi A

更新日期：2015-10-01 00:00:00

abstract：:Histone deacetylases (HDACs) mediate histone deacetylation and act in concert with histone acetyltransferases to regulate dynamic and reversible histone acetylation which modifies chromatin structure and function, affects gene transcription, thus, controlling multiple cellular processes. HDACs are widely distributed i...

journal_title：Plant cell reports

authors： Ma X,Lv S,Zhang C,Yang C

更新日期：2013-04-01 00:00:00

abstract：:Exposure of Arabidopsis thaliana L. to an acclimation temperature (+4°C) results in a rapid increase of frost tolerance from -3°C to -7°C. This increase could be correlated to changes in soluble protein pattern. Analysis of in vitro translation products from isolated mRNA suggests that induction acts at the transcript...

journal_title：Plant cell reports

authors： Kurkela S,Franck M,Heino P,Lång V,Palva ET

更新日期：1988-12-01 00:00:00

abstract：: St. John's wort (Hypericum perforatum. cv 'Anthos') is a medicinal plant with evidence of efficacy as an anti-depressant. The present report describes the development of an in vitro regeneration system that utilizes thidiazuron [N-phenyl-N'-(1,2,3-thidiazol-yl)urea] for the induction of de novo shoots on etiolated hy...

journal_title：Plant cell reports

authors： Murch SJ,Choffe KL,Victor JMR,Slimmon TY,KrishnaRaj S,Saxena PK

更新日期：2000-05-01 00:00:00

abstract：:A biolistic particle delivery system was used to genetically transform embryogenic tissue of Pinus radiata. The introduced DNA contained a uidA reporter gene under the control of either the tandem CaMV 35S or the artificial Emu promoter, and the npt II selectable marker controlled by the CaMV 35S promoter. The average...

journal_title：Plant cell reports

authors： Walter C,Grace LJ,Wagner A,White DWR,Walden AR,Donaldson SS,Hinton H,Gardner RC,Smith DR

更新日期：1998-04-01 00:00:00

abstract：:The nuclear DNA content of sweet pepper (Capsicum annuum L. var. annuum, 2n = 24) has been measured by flow and image cytometries but the DNA content of each chromosome of this species has not yet been regarded. DNA content of individual chromosomes has been quantified by the flow karyotyping technique, which requires...

journal_title：Plant cell reports

authors： de Abreu IS,Carvalho CR,Clarindo WR

更新日期：2008-07-01 00:00:00

abstract：:The capability of Phalaenopsis to acclimate its photosynthetic capacity and metabolic activity to cool night temperature conditions is crucial for improving orchid production in terms of efficient greenhouse heating. The extent to which Phalaenopsis possesses acclimation potential and the mechanistic background of the...

journal_title：Plant cell reports

authors： Pollet B,Vanhaecke L,Dambre P,Lootens P,Steppe K

更新日期：2011-06-01 00:00:00

abstract：:Four diverse strains of Agrobacterium tumefaciens (C58, Ach5, GV3111, and A281) were capable of inducing tumors at a high frequency on inoculated stems of lentil (Lens culinaris Medik. cultivar Laird) in vivo, and on excised shoot apices in vitro. GV3111 and Ach5 produced the largest and heaviest tumors in vivo, while...

journal_title：Plant cell reports

authors： Warkentin TD,McHughen A

更新日期：1991-12-01 00:00:00

abstract：:KEY MESSAGE : Two soybean cultivars showed markedly different drought tolerance. G6PDH plays a central role in the process of H ( 2 ) O ( 2 ...

journal_title：Plant cell reports

authors： Liu J,Wang X,Hu Y,Hu W,Bi Y

更新日期：2013-03-01 00:00:00