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biosynthesis and accumulation of ergoline alkaloids in a

biosynthesis and accumulation of ergoline alkaloids in a

Biosynthesis and Accumulation of Ergoline Alkaloids in a ...

Feb 09, 2008  Biosynthesis of ergoline alkaloids in the fungus and accumulation of these alkaloids in the plant leaves suggest that a transport system should exist that translocates the alkaloids from the fungus into the leaves.

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Biosynthesis and accumulation of ergoline alkaloids in a ...

Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus Plant Physiol . 2008 May;147(1):296-305. doi: 10.1104/pp.108.116699.

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Biosynthesis and Accumulation of Ergoline Alkaloids in a ...

Biosynthesis and Accumulation of Ergoline Alkaloids in a Mutualistic Association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean Fungus1 Anne Markert, Nicola Steffan, Kerstin Ploss, Sabine Hellwig, Ulrike Steiner, Christel Drewke, Shu-Ming Li, Wilhelm Boland, and Eckhard Leistner*

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(PDF) Biosynthesis and Accumulation of Ergoline Alkaloids ...

Biosynthesis and Accumulation of Ergoline Alkaloids in a Mutualistic Association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean Fungus June 2008 Plant Physiology 147(1):296-305

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Biosynthesis and accumulation of ergoline alkaloids in a ...

Mar 14, 2008  Europe PMC is an archive of life sciences journal literature. Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus.

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Biosynthesis and accumulation of ergoline alkaloids in a ...

Author: Markert, A. et al.; Genre: Journal Article; Published in Print: 2008; Title: Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus

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Biosynthesis and Accumulation of Ergoline Alkaloids in a ...

Biosynthesis and Accumulation of Ergoline Alkaloids in a Mutualistic Association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean Fungus

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(PDF) Biosynthesis of Ergot Alkaloids.

Jan 01, 1999  ergoline ring, ergot alkaloids are classified into two series of compounds. The first and more important one is the class of amide derivatives of d-lysergic acid

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Ergot Alkaloids: Chemistry, Biosynthesis, Bioactivity, and ...

10%  Apr 13, 2016  Markert A, Steffan N, Ploss K, Hellwig S, Steiner U, Drewke C, Li SM, Boland W, Leistner E (2008) Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean fungus. Plant Physiol 147:296–305 CrossRef Google Scholar

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ALKALOIDS AND THEIR BIOSYNTHESIS - EOLSS

PHYTOCHEMISTRY AND PHARMACOGNOSY – Alkaloids and their Biosynthesis - Geoffrey A. Cordell, Taylor Choi ©Encyclopedia of Life Support Systems (EOLSS) Scheme 1. Important Reactions in Alkaloid Biosynthesis i) When an aldehyde or a ketone condenses with an amine and elimination of water occurs, the product is a Schiff base (e.g. 1). This ...

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An ergot alkaloid biosynthesis gene and clustered ...

The ergot alkaloids of these divergent fungi share a four-member ergoline ring but differ in the number, type, and position of the side chains. Several genes required for ergot alkaloid production are known in the clavicipitaceous fungi, and these genes are clustered in

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Ergoline alkaloids in convolvulaceous host plants ...

Jun 01, 2012  Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus Plant Physiology , 147 (

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(PDF) Biosynthesis of Ergot Alkaloids.

ergoline ring, ergot alkaloids are classified into two series of compounds. The first and more important one is the class of amide derivatives of d-lysergic acid

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Ergot Alkaloids: Chemistry, Biosynthesis, Bioactivity, and ...

Apr 13, 2016  Markert A, Steffan N, Ploss K, Hellwig S, Steiner U, Drewke C, Li SM, Boland W, Leistner E (2008) Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean fungus. Plant

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(PDF) Elimination of ergoline alkaloids following ...

This clearly shows that removal of ergoline alkaloids is a specific process and that Folicur does not interfere with the supply of hemiterpenoid biosynthetic building stones which are channelled into the biosynthesis of both ergoline alkaloids (Fig. 1) and terpenoid compounds.The data presented here show that the erratic occurrence of ergoline ...

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Biosynthesis, total synthesis, and biological profiles of ...

Jan 01, 2021  Ergot alkaloids can be clustered into two main groups: clavine alkaloids and lysergic acid amide alkaloids, 13 and both subsets are composed of an indole-fused tri- or tetracyclic ergoline core ().Substitution on the D-ring resides exclusively at C(8) and the configuration at C(5) is always R in naturally occurring analogs. Tetracyclic clavine alkaloids contain a methyl group at C(8) which can ...

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Specificity in the interaction between an epibiotic ...

Sep 01, 2008  Accumulation of ergoline alkaloids was not observed in these cases indicating that these fungi may not be responsible for ergoline alkaloid biosynthesis. This, however, was not necessarily expected in the next experiment (Table 1, experiment 5.2) in which I.asarifolia was inoculated with Penicillium roquefortii.

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Erowid Morning Glory Vault : Bits Pieces (Ipomaoea violacea)

Here, we present independent proof that these fungi are equipped with genetic material responsible for ergoline alkaloid biosynthesis." Markert A, Steffan N, Ploss K, et al. "Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus". Plant Physiol ...

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Alkaloids Derived from Tryptophan: A Focus on Ergot ...

May 15, 2013  Markert A, Steffan N, Ploss K, Hellwig S, Steiner U, Drewke C, Li S-M, Boland W, Leistner E (2008) Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean fungus. Plant Physiol 147:296–305 CrossRef Google Scholar

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Activity of Ergolines in Ergot Page 5 Bluelight

Aug 13, 2020  Markert A, Steffan N, Ploss K, Hellwig S, Steiner U, Drewke C, Li SM, Boland W, Leistner E. Biosynthesis and Accumulation of Ergoline Alkaloids in a Mutualistic Association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean Fungus. Plant Physiol. 2008 May;147(1):296-305. doi: 10.1104/pp.108.116699

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LSA Extraction from Morning Glory Flowers and Leaves ...

Jul 04, 2014  The leaves contain the ergot alkaloids (ergoline derivatives) ergometrine, isolysergic acid amide, and lysergic acid amide (LSA). The biosynthesis of these indole alkaloids occurs in the leaves, while the subsequent translocalization leads to an accumulation of the alkaloids in the seeds. The Encyclopedia of Psychoactive Plants.

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4.2.4 Location and Origin of Ergoline Alkaloids

242 4 Tryptophan-derived Alkaloids study with the aim to find out if there are any fungal endophytes in ergoline-positive Convolvulaceae spp. in the following decades. Nevertheless, the evolutionary relationship of ergoline biosynthesis in fungi and higher plants has been discussed over the years (e.g., Boyes-Korkis and Floss 1992).

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Microsomal oxygenases involved in ergoline alkaloid ...

Jan 01, 1988  Microsomal oxygenases involved in ergoline alkaloid biosynthesis of various Claviceps strains Microsomal oxygenases involved in ergoline alkaloid biosynthesis of various Claviceps strains Maier, Walter; Schumann, Brigitte; Gröger, Detlef 1988-01-01 00:00:00 WALTER MAIER, BRIGITTE SCHUMANN DETLEF and GROGER (Received 24 August 1987lAccepted 14 September 1987) The

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(PDF) A versatile total synthesis of benzo[c ...

Biosynthesis and Accumulation of Ergoline Alkaloids in a Mutualistic Association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean Fungus By Eckhard Leistner Temporal and Spatial Variation in Alkaloid Levels in Achnatherum robustum, a

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Ergoline alkaloids in convolvulaceous host plants ...

Jun 01, 2012  Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus Plant Physiology , 147 (

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MPI CE: Homepage

Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus. Plant Physiology, 147 (1), 296-305. doi: 10.1104/pp.108.116699 .

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Comparison of Ergot Alkaloid Biosynthesis Gene Clusters in ...

Dec 17, 2020  The grass parasites Claviceps purpurea and Claviceps fusiformis produce ergot alkaloids (EA) in planta and in submerged culture. Whereas EA synthesis (EAS) in C. purpurea proceeds via clavine intermediates to lysergic acid and the complex ergopeptines, C. fusiformis produces only agroclavine and elymoclavine. In C. purpurea the EAS gene (EAS) cluster includes dmaW (encoding

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4.2.4 Location and Origin of Ergoline Alkaloids

242 4 Tryptophan-derived Alkaloids study with the aim to find out if there are any fungal endophytes in ergoline-positive Convolvulaceae spp. in the following decades. Nevertheless, the evolutionary relationship of ergoline biosynthesis in fungi and higher plants has been discussed over the years (e.g., Boyes-Korkis and Floss 1992).

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(PDF) A versatile total synthesis of benzo[c ...

Biosynthesis and Accumulation of Ergoline Alkaloids in a Mutualistic Association between Ipomoea asarifolia (Convolvulaceae) and a Clavicipitalean Fungus By Eckhard Leistner Temporal and Spatial Variation in Alkaloid Levels in Achnatherum robustum, a

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CiteSeerX — Unusual Ergot Alkaloid Biosynthesis in ...

CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): A strain of Clauiceps purpurea, which has consistently failed to elaborate ergot alkaloids when growing as a parasite, has been shown to perform only the first step of the ergoline biosynthetic pathway catalysed by dimethylallyltryptophan (DMAT) synthetase. The next step, involving N-methylation of DMAT, did not

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The scaffold-forming steps of plant alkaloid biosynthesis ...

Alkaloid precursors and products have been measured at high concentration in the vacuole. 75,207 Furthermore, the Pictet–Spengler reaction in MIA biosynthesis occurs in the vacuole 197 and other enzymes involved in key scaffold forming steps in alkaloid biosynthesis have vacuolar targeting sequences (e.g. NCS, BBL). 160,172 Reactive ...

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Microsomal oxygenases involved in ergoline alkaloid ...

Microsomal oxygenases involved in ergoline alkaloid biosynthesis of various Claviceps strains †. Walter Maier, ,

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Leistner (em.) — Fachgruppe Pharmazie

Elimination of ergoline alkaloids following treatment of Ipomoea asarifolia (Convolvulaceae) with fungicides. Planta 219, 619-625 ... Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a

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A metabolic regulon reveals early and late acting enzymes ...

Jun 15, 2021  Plants have evolved to produce an abundance of neuroactive small molecules. Many major classes of these compounds are derived from the amino acid lysine, including the Lycopodium alkaloids, which are produced by club moss species that are traditional herbal medicines in several cultures. In this work, we describe a likely metabolic regulon, or transcriptionally coregulated group of

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The role of phloem sieve elements and laticifers in the ...

biosynthesis of benzylisoquinoline alkaloids in the opium poppy. Keywords: benzylisoquinoline alkaloids, immunofluorescence labeling, immunogold labeling, in situ hybrid-ization, Papaver somniferum, secondary metabolism. Introduction The cell type-specific biosynthesis and accumulation of secondary metabolites has become a paradigm in plant ...

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PD Dr. Ulrike Steiner — Landwirtschaftliche Fakultät ...

Feb 22, 2017  Markert, A., Steffan, N., Ploss, K., et al. (2008) Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus. Plant Physiology 147(1), 296-305

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Alkaloids Associated with Neotyphodium coenophialum ...

Ergot alkaloids of tall fescue include many compounds related by an ergoline ring system or a biosynthetic precursor thereof. These alkaloids include clavines, lysergic acid and derivatives, and the ergopeptide and ergopeptine alkaloids (Fig. 13-5). All are produced by the fungal endophyte N. coenophialum. These alkaloids have a tricyclic ...

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On the Inside Plant Physiology Oxford Academic

Apr 28, 2008  The biosynthesis of ergoline alkaloids apparently depends on the presence of an intact host plant. An ergoline alkaloid-producing fungus is also present in I. asarifolia callus and cell suspension cultures that, however, contain no ergoline alkaloids. A plant regenerated from such a callus culture, however, does contain ergoline alkaloids and ...

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