Search Results - "Libbenga, K. R."

Proteins encoded by an auxin-regulated gene family of tobacco share limited but significant homology with glutathione S-transferases and one member indeed shows in vitro GST activity by DROOG, F. N. J, HOOYKAAS, P. J. J, LIBBENGA, K. R, VAN DER ZAAL, E. J

“…A number of cDNAs corresponding to auxin-regulated mRNAs have been isolated from tobacco and found to be encoded by a multigene family consisting of three…”
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Promoters of auxin-induced genes from tobacco can lead to auxin-inducible and root tip-specific expression by Zaal, E.J. van der (Leiden Univ. (Netherlands). Dept. of Plant Molecular Biology), Droog, F.N.J, Boot, C.J.M, Hensgens, L.A.M, Hoge, J.H.C, Schilperoort, R.A, Libbenga, K.R

“…In previous studies we have identified several mRNAs which accumulate after addition of 2,4-dichlorophenoxyacetic-acid (2,4-D) to auxin-starved tobacco cells…”
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Uptake and accumulation of ajmalicine into isolated vacuoles of cultured cells of Catharanthus roseus (L.) G. Don. and its conversion into serpentine by Blom, T.J.M. (Leiden Univ. (Netherlands). Dept. of Plant Molecular Biology), Sierra, M, Vliet, T.B. van, Franke-van Dijk, M.E.I, Koning, P. de, Iren, F. van, Verpoorte, R, Libbenga, K.R

“…Isolated vacuoles from ajmalicine-producing cell suspensions of Catharanthus roseus accumulated the alkaloid ajmalicine. Dissipation of the transtonoplast pH…”
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Further characterization of expression of auxin-induced genes in tobacco (Nicotiana tabacum) cell-suspension cultures by Boot, K.J.M, Zaal, B.J. van der, Velterop, J, Quint, A, Mennes, A.M, Hooykaas, P.J.J, Libbenga, K.R

“…We have described the modulation of four auxin-regulated genes during the growth cycle of suspension-cultured tobacco (Nicotiana tabacum [L.] var White Burley)…”
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Whole-cell K+ currents across the plasma membrane of tobacco protoplasts from cell-suspension cultures by Duijn, B. van (Leiden University, Leiden, The Netherlands), Ypey, D.L, Libbenga, K.R

“…The whole-cell configuration of the patch clamp technique was used to study both outward and inward ion currents across the plasma membrane of tobacco…”
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A non-invasive method for the routine-estimation of fresh weight of cells grown in batch suspension cultures by BLOM, T. J. M, KREIS, W, VAN IREN, F, LIBBENGA, K. R

“…A simple apparatus was designed to allow sedimentation of plant cells grown in batch suspensions in Erlenmeyer flasks. After sedimentation the height of the…”
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Growth of a Catharanthus roseus cell suspension culture in a modified chemostat under glucose-limiting conditions by Gulik, W.M. van, Meijer, J.J, Hoopen, H.J.G. ten, Luyben, K.C.A.M, Libbenga, K.R

“…A system for the continuous cultivation of plant cells has been developed, based on a commercially available 3-1 turbine-stirred fermentor. A special device…”
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Auxin-induced mRNA species in tobacco cell cultures by VAN DER ZAAL, E. J, MEMELINK, J, MENNES, A. M, QUINT, A, LIBBENGA, K. R

“…Using a 2,4-dichlorophenoxyacetic acid (2,4-D)-dependent tobacco cell-suspension culture we analyzed early hormone-induced molecular events preceding cell…”
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Dormant Barley Aleurone Shows Heterogeneity and a Specific Cytodifferentiation by Schuurink, R.C., Bakhuizen, R., Libbenga, K.R., Boulanger, F., Sinjorgo, K.M.C.

“…In response to gibberellic acid, aleurone layers isolated from dormant barley (Hordeum distichumL. cv. Triumph) kernels produced significantly…”
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Specific transcription and reinitiation of 2,4-D-induced genes in tobacco nuclei by Mennes, A.M. (Leiden Univ. (Netherlands). Dept. of Plant Molecular Biology, Botanical Lab.), Quint, A, Gribnau, J.H, Boot, C.J.M, Zaal, E.J. van der, Maan, A.C, Libbenga, K.R

“…In order to study the effects of trans-acting factors on cis-acting elements in plant genes an in vitro reinitiating nuclear transcription system is needed…”
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Auxin-induced rapid changes in translatable mRNAs in tobacco cell suspension by van der Zaal, E.J., Mennes, A.M., Libbenga, K.R.

“…When 2,4-dichlorophenoxyacetic acid (2,4-D)-dependent tobacco cell suspensions, one normal and one transformed by Agrobacterium tumefaciens, were subcultured…”
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Correlation between auxin resistance and the lack of a membrane-bound auxin binding protein and a root-specific peroxidase in Nicotiana tabacum by NAKAMURA, C, VAN TELGEN, H.-J, MENNES, A. M, ONO, H, LIBBENGA, K. R

“…The levels of a membrane-bound auxin binding protein (MABP) and a root-specific peroxidase (RSP) were studied in several tobacco (Nicotiana tabacum L.) cell…”
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Kinetics of 2,4-Dichlorophenoxyacetic Acid Content in an Auxin-Dependent Suspension Culture of Nicotiana tabacum Cells by Koens, K.B., Nicoloso, F.T., Van Vliet, Th. B., Harteveld, M., Boot, C.J.M., Van Iren, F., Mulder, P., Libbenga, K.R., Kijne, J.W.

“…In a suspension culture of tobacco LT cells, grown on LS medium containing 2,4-dichlorophenoxyacetic acid as the sole plant growth regulator, kinetics of 2,4-D…”
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Effect of auxin on cytodifferentiation and production of quinoline alkaloids in compact globular structures of Cinchona ledgeriana by Hoekstra, S.S, Harkes, P.A.A, Verpoorte, R, Libbenga, K.R

“…Fine cell suspension cultures of Cinchona ledgeriana produce only very low amounts of quinoline alkaloids. These cultures formed self-propagating compact…”
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Auxin Starvation Results in G2-Arrest in Suspension-Cultured Tobacco Cells by Koens, K.B., Nicoloso, F.T., Harteveld, M., Libbenga, K.R., Kijne, J.W.

“…In cell suspensions of tobacco LT cells, cultured on Linsmaier and Skoog medium with 2,4-dichlorophenoxyacetic acid (2,4-D) as the sole plant growth regulator,…”
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Hexose uptake by Catharanthus roseus cell suspensions is inhibited by a high medium salt content by NOEFNAGEL, M. H. N, LIBBENGA, K. R, VAN DER PLAS, L. H. W

“…The uptake of glucose and fructose from the medium by Catharanthus roseus cell suspensions was strongly inhibited by high medium salt concentration, such as…”
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Correlation between the presence of membrane-bound auxin binding and root regeneration in cultured tobacco cells by Maan, A.C, Linde, P.C.G. van der, Harkes, P.A.A, Libbenga, K.R

“…When cell-suspension cultures and callus tissue from Nicotiana tabacum are grown on medium containing α-naphthaleneacetic acid (NAA) and kinetin, three classes…”
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Naphthylphthalamic acid-binding sites in cultured cells from Nicotiana tabacum by Maan, A.C, Kuhnel, B, Beukers, J.J.B, Libbenga, K.R

“…Naphthylphthalamic acid (NPA), an inhibitor of polar auxin transport, binds with high affinity to membrane preparations from callus and cell suspension…”
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The diffusive transport of gibberellins and abscisic acid through the aleurone layer of germinating barley grain: a mathematical model by Bruggeman, Frank J., Libbenga, Kees R., Van Duijn, Bert

“…A mathematical model of the diffusive transport of abscisic acid (ABA) and gibberellins (GAs) through the aleurone layer of barley (Hordeum vulgare L.) grain…”
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Polar auxin transport: an early invention by Boot, Kees J. M, Libbenga, Kees R, Hille, Sander C, Offringa, Remko, van Duijn, Bert

“…In higher plants, cell-to-cell polar auxin transport (PAT) of the phytohormone auxin, indole-3-acetic acid (IAA), generates maxima and minima that direct…”
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