Search Results - "Rook, Fred"

Why biosynthetic genes for chemical defense compounds cluster by Takos, Adam M., Rook, Fred

“…In plants, the genomic clustering of non-homologous genes for the biosynthesis of chemical defense compounds is an emerging theme. Gene clustering is also…”
Get full text

Towards a molecular understanding of the biosynthesis of amaryllidaceae alkaloids in support of their expanding medical use by Takos, Adam M, Rook, Fred

“…The alkaloids characteristically produced by the subfamily Amaryllidoideae of the Amaryllidaceae, bulbous plant species that include well know genera such as…”
Get full text

The biosynthetic gene cluster for the cyanogenic glucoside dhurrin in Sorghum bicolor contains its co-expressed vacuolar MATE transporter by Darbani, Behrooz, Motawia, Mohammed Saddik, Olsen, Carl Erik, Nour-Eldin, Hussam H., Møller, Birger Lindberg, Rook, Fred

“…Genomic gene clusters for the biosynthesis of chemical defence compounds are increasingly identified in plant genomes. We previously reported the independent…”
Get full text

Visualizing metabolite distribution and enzymatic conversion in plant tissues by desorption electrospray ionization mass spectrometry imaging by Li, Bin, Knudsen, Camilla, Hansen, Natascha Krahl, Jørgensen, Kirsten, Kannangara, Rubini, Bak, Søren, Takos, Adam, Rook, Fred, Hansen, Steen H., Møller, Birger Lindberg, Janfelt, Christian, Bjarnholt, Nanna

“…Summary In comparison with the technology platforms developed to localize transcripts and proteins, imaging tools for visualization of metabolite distributions…”
Get full text

Sugar and ABA response pathways and the control of gene expression by Rook, Fred, Hadingham, Sophie A, Li, Yunhai, Bevan, Michael W

“…Sugars are essential to plant growth and metabolism, both as energy source and as structural components. Sugar production and use are in part controlled at the…”
Get full text

Genetic Screening Identifies Cyanogenesis-Deficient Mutants of Lotus japonicus and Reveals Enzymatic Specificity in Hydroxynitrile Glucoside Metabolism by Takos, Adam, Lai, Daniela, Mikkelsen, Lisbeth, Abou Hachem, Maher, Shelton, Dale, Motawia, Mohammed Saddik, Olsen, Carl Erik, Wang, Trevor L, Martin, Cathie, Rook, Fred

“…Cyanogenesis, the release of hydrogen cyanide from damaged plant tissues, involves the enzymatic degradation of amino acid-derived cyanogenic glucosides…”
Get full text

Biosynthesis of cyanogenic glucosides in Phaseolus lunatus and the evolution of oxime‐based defenses by Lai, Daniela, Maimann, Alexandra B., Macea, Eliana, Ocampo, César H., Cardona, Gustavo, Pičmanová, Martina, Darbani, Behrooz, Olsen, Carl Erik, Debouck, Daniel, Raatz, Bodo, Møller, Birger Lindberg, Rook, Fred

“…Lima bean, Phaseolus lunatus, is a crop legume that produces the cyanogenic glucosides linamarin and lotaustralin. In the legumes Lotus japonicus and Trifolium…”
Get full text

Diversification of an ancient theme: Hydroxynitrile glucosides by Bjarnholt, Nanna, Rook, Fred, Motawia, Mohammed Saddik, Cornett, Claus, Jørgensen, Charlotte, Olsen, Carl Erik, Jaroszewski, Jerzy W., Bak, Søren, Møller, Birger Lindberg

“…Three previously unknown β-hydroxynitrile glucosides were isolated from Ribes uva-crispa leaves: (2 Z)-2-(β- d-glucopyranosyloxy)but-2-enenitrile, (2 R,3 R)-…”
Get full text

How insects overcome two-component plant chemical defence: plant β-glucosidases as the main target for herbivore adaptation by Pentzold, Stefan, Zagrobelny, Mika, Rook, Fred, Bak, Søren

“…ABSTRACT Insect herbivory is often restricted by glucosylated plant chemical defence compounds that are activated by plant β‐glucosidases to release toxic…”
Get full text

Do Transcription Factors Play Special Roles in Adaptive Variation? by Martin, Cathie, Ellis, Noel, Rook, Fred

Get full text

Genomic clustering of cyanogenic glucoside biosynthetic genes aids their identification in Lotus japonicus and suggests the repeated evolution of this chemical defence pathway by Takos, Adam M., Knudsen, Camilla, Lai, Daniela, Kannangara, Rubini, Mikkelsen, Lisbeth, Motawia, Mohammed S., Olsen, Carl E., Sato, Shusei, Tabata, Satoshi, Jørgensen, Kirsten, Møller, Birger L., Rook, Fred

“…Summary Cyanogenic glucosides are amino acid‐derived defence compounds found in a large number of vascular plants. Their hydrolysis by specific β‐glucosidases…”
Get full text

How insects overcome two-component plant chemical defence: plant [Beta]-glucosidases as the main target for herbivore adaptation by Pentzold, Stefan, Zagrobelny, Mika, Rook, Fred, Bak, Søren

“…Insect herbivory is often restricted by glucosylated plant chemical defence compounds that are activated by plant β-glucosidases to release toxic aglucones…”
Get full text

Lotus japonicus flowers are defended by a cyanogenic β-glucosidase with highly restricted expression to essential reproductive organs by Lai, Daniela, Pičmanová, Martina, Abou Hachem, Maher, Motawia, Mohammed Saddik, Olsen, Carl Erik, Møller, Birger Lindberg, Rook, Fred, Takos, Adam M

“…Flowers and leaves of Lotus japonicus contain α-, β-, and γ-hydroxynitrile glucoside (HNG) defense compounds, which are bioactivated by β-glucosidase enzymes…”
Get full text

Polymorphisms in cyanogenic glucoside and cyano‐amino acid content in natural accessions of common vetch (Vicia sativa L.) and selection for improved agronomic performance by Aouida, Marwa, Rook, Fred, Bianca Maimann, Alexandra, Sánchez‐Pérez, Raquel, Abid, Ghassen, Fauconnier, Marie Laure, Jebara, Moez, Link, Wolfgang

“…Common vetch (Vicia sativa L.) is an important annual forage legume. It is used as a cover crop, green manure, pasture legume and for silage and hay…”
Get full text

Do Transcription Factors Play Special Roles in Adaptive Variation?1 by Martin, Cathie, Ellis, Noel, Rook, Fred

Get full text

Impaired sucrose‐induction mutants reveal the modulation of sugar‐induced starch biosynthetic gene expression by abscisic acid signalling by Rook, Fred, Corke, Fiona, Card, Roderick, Munz, Georg, Smith, Caroline, Bevan, Michael W.

“…Summary Plants both produce and utilize carbohydrates and have developed mechanisms to regulate their sugar status and co‐ordinate carbohydrate partitioning…”
Get full text

evolutionary appearance of non‐cyanogenic hydroxynitrile glucosides in the Lotus genus is accompanied by the substrate specialization of paralogous β–glucosidases resulting from a crucial amino acid substitution by Lai, Daniela, Abou Hachem, Maher, Robson, Fran, Olsen, Carl Erik, Wang, Trevor L, Møller, Birger L, Takos, Adam M, Rook, Fred

“…Lotus japonicus, like several other legumes, biosynthesizes the cyanogenic α–hydroxynitrile glucosides lotaustralin and linamarin. Upon tissue disruption these…”
Get full text

Lotus japonicus flowers are defended by a cyanogenic [beta]-glucosidase with highly restricted expression to essential reproductive organs by Lai, Daniela, Picmanová, Martina, Abou Hachem, Maher, Motawia, Mohammed Saddik, Olsen, Carl Erik, Møller, Birger Lindberg, Rook, Fred, Takos, Adam M

“…Flowers and leaves of Lotus japonicus contain [alpha]-, [beta]-, and γ-hydroxynitrile glucoside (HNG) defense compounds, which are bioactivated by…”
Get full text

The evolutionary appearance of non‐cyanogenic hydroxynitrile glucosides in the L otus genus is accompanied by the substrate specialization of paralogous β–glucosidases resulting from a crucial amino acid substitution by Lai, Daniela, Abou Hachem, Maher, Robson, Fran, Olsen, Carl Erik, Wang, Trevor L., Møller, Birger L., Takos, Adam M., Rook, Fred

“…Summary L otus japonicus , like several other legumes, biosynthesizes the cyanogenic α–hydroxynitrile glucosides lotaustralin and linamarin. Upon tissue…”
Get full text

The evolutionary appearance of non-cyanogenic hydroxynitrile glucosides in the Lotus genus is accompanied by the substrate specialization of paralogous [beta]-glucosidases resulting from a crucial amino acid substitution by Lai, Daniela, Abou Hachem, Maher, Robson, Fran, Olsen, Carl Erik, Wang, Trevor L, Moller, Birger L, Takos, Adam M, Rook, Fred

“…Summary Lotus japonicus, like several other legumes, biosynthesizes the cyanogenic [alpha]-hydroxynitrile glucosides lotaustralin and linamarin. Upon tissue…”
Get full text