Wilhelm Boland

Classification of Terpenoids according to the Methylerythritolphosphate or the Mevalonate Pathway with Natural (12)C/(13)C Isotope Ratios: Dynamic Allocation of Resources in Induced Plants We thank Dr. H. Bischoff (Bayer AG, Wuppertal) for cerivastatin and Steffen Rühlow for his committed technical assistance.

The oxylipin chemistry of attraction and defense in brown algae and diatoms.

Evidence for regulation of resistance in Arabidopsis to Egyptian cotton worm by salicylic and jasmonic acid signaling pathways.

Herbivore-induced volatiles induce the emission of ethylene in neighboring lima bean plants.

Metal-mediated reactions modeled after nature.

Cloning and functional characterisation of an enzyme involved in the elongation of Delta6-polyunsaturated fatty acids from the moss Physcomitrella patens.

(R)-(+)-palasonin, a cantharidin-related plant toxin, also occurs in insect hemolymph and tissues.

Characterization of a Delta8-sphingolipid desaturase from higher plants: a stereochemical and mechanistic study on the origin of E,Z isomers.

Selective induction of secondary metabolism in Phaseolus lunatus by 6-substituted indanoyl isoleucine conjugates.

Feeding of [5,5-2H(2)]-1-desoxy-D-xylulose and [4,4,6,6,6-2H(5)]-mevalolactone to a geosmin-producing Streptomyces sp. and Fossombronia pusilla.

Indanoyl amino acid conjugates: tunable elicitors of plant secondary metabolism.

The role of octadecanoids and functional mimics in soybean defense responses.

Biosynthesis of anthecotuloide, an irregular sesquiterpene lactone from Anthemis cotula L. (Asteraceae) via a non-farnesyl diphosphate route.

Stereochemistry of a bifunctional dihydroceramide delta 4-desaturase/hydroxylase from Candida albicans; a key enzyme of sphingolipid metabolism.

The arduous way to the egg: follow the nose.

N-(17-Acyloxy-acyl)-glutamines: novel surfactants from oral secretions of lepidopteran larvae.

Comparisons of two large phaeoviral genomes and evolutionary implications.

N-(17-Phosphonooxylinolenoyl)glutamine and N-(17-phosphonooxylinoleoyl)glutamine from insect gut: the first backbone-phosphorylated fatty acid derivatives in nature.

Effects of feeding Spodoptera littoralis on lima bean leaves. I. Membrane potentials, intracellular calcium variations, oral secretions, and regurgitate components.

Coronalon: a powerful tool in plant stress physiology.

Transcriptional activation of Igl, the gene for indole formation in Zea mays: a structure-activity study with elicitor-active N-acyl glutamines from insects.

Biotic and heavy metal stress response in plants: evidence for common signals.

Signals from the underground: bacterial volatiles promote growth in Arabidopsis.

Evolutionary change from induced to constitutive expression of an indirect plant resistance.

Rapid regulation of the methylerythritol 4-phosphate pathway during isoprene synthesis.

Selective transport systems mediate sequestration of plant glucosides in leaf beetles: a molecular basis for adaptation and evolution.

Are iridoids in leaf beetle larvae synthesized de novo or derived from plant precursors? A methodological approach.

The nonmevalonate pathway supports both monoterpene and sesquiterpene formation in snapdragon flowers.

Effects of feeding Spodoptera littoralis on lima bean leaves. II. Continuous mechanical wounding resembling insect feeding is sufficient to elicit herbivory-related volatile emission.

6-Substituted indanoyl isoleucine conjugate induces tobacco plant responses in secondary metabolites.

Quantification of invertase activity in ants under field conditions.

Herbivore-induced, indirect plant defences.

Biological activity of trisporoids and trisporoid analogues in Mucor mucedo (-).

Direct and indirect defences induced by piercing-sucking and chewing herbivores in Medicago truncatula.

Enhancement of lignan biosynthesis in suspension cultures of Linum nodiflorum by coronalon, indanoyl-isoleucine and methyl jasmonate.

Two pockets in the active site of maize sesquiterpene synthase TPS4 carry out sequential parts of the reaction scheme resulting in multiple products.

Profiling of structurally labile oxylipins in plants by in situ derivatization with pentafluorobenzyl hydroxylamine.

Practical approaches to plant volatile analysis.

Effects of feeding Spodoptera littoralis on lima bean leaves. III. Membrane depolarization and involvement of hydrogen peroxide.

Dynamic pathway allocation in early terpenoid biosynthesis of stress-induced lima bean leaves.

Volatiles modulate the development of plant pathogenic rust fungi.

Sequestration of plant-derived phenolglucosides by larvae of the leaf beetle Chrysomela lapponica: thioglucosides as mechanistic probes.

Rapid enzymatic isomerization of 12-oxophytodienoic acid in the gut of lepidopteran larvae.

Efficient generation of a trisporoid library by combination of synthesis and biotransformation.

General strategy for the synthesis of B1 phytoprostanes, dinor isoprostanes, and analogs.

Oral secretions from herbivorous lepidopteran larvae exhibit ion channel-forming activities.

Iridoid biosynthesis in Chrysomelina larvae: Fat body produces early terpenoid precursors.

The structure of OMCI, a novel lipocalin inhibitor of the complement system.

Structural requirements of jasmonates and synthetic analogues as inducers of Ca2+ signals in the nucleus and the cytosol of plant cells.

Intraspecific transfer of cantharidin within selected members of the family Meloidae (Insecta: Coleoptera).

A novel Dps-type protein from insect gut bacteria catalyses hydrolysis and synthesis of N-acyl amino acids.

Thioglycosides as inhibitors of hSGLT1 and hSGLT2: potential therapeutic agents for the control of hyperglycemia in diabetes.

Before gene expression: early events in plant-insect interaction.

Functional identification and differential expression of 1-deoxy-D-xylulose 5-phosphate synthase in induced terpenoid resin formation of Norway spruce (Picea abies).

1-phenylethyl isocyanate is a powerful reagent for the chiral analysis of secondary alcohols and hydroxy fatty acids with remote stereogenic centres.

Cleavage of beta-carotene as the first step in sexual hormone synthesis in zygomycetes is mediated by a trisporic acid regulated beta-carotene oxygenase.

Insects feeding on plants: rapid signals and responses preceding the induction of phytochemical release.

Herbivore-induced terpenoid emission in Medicago truncatula: concerted action of jasmonate, ethylene and calcium signaling.

Iso-OPDA: an early precursor of cis-jasmone in plants?

Evidence for a radical mechanism of the dechlorination of chlorinated propenes mediated by the tetrachloroethene reductive dehalogenase of Sulfurospirillum muftivorans.

Jasmonates and its mimics differentially elicit systemic defence responses in Nicotiana attenuata.

Implication of HMGR in homeostasis of sequestered and de novo produced precursors of the iridoid biosynthesis in leaf beetle larvae.

Granular chitin in the epidermis of nudibranch molluscs.

Real-time analysis of alarm pheromone emission by the pea aphid (acyrthosiphon pisum) under predation.

Effects of feeding Spodoptera littoralis on lima bean leaves: IV. Diurnal and nocturnal damage differentially initiate plant volatile emission.

A cuckoo in wolves' clothing? Chemical mimicry in a specialized cuckoo wasp of the European beewolf (Hymenoptera, Chrysididae and Crabronidae).

Recognition of herbivory-associated molecular patterns.

Negative ion mode matrix-assisted laser desorption/ionisation time-of-flight mass spectrometric analysis of oligosaccharides using halide adducts and 9-aminoacridine matrix.

Biosynthesis and accumulation of ergoline alkaloids in a mutualistic association between Ipomoea asarifolia (Convolvulaceae) and a clavicipitalean fungus.

Identification and regulation of TPS04/GES, an Arabidopsis geranyllinalool synthase catalyzing the first step in the formation of the insect-induced volatile C16-homoterpene TMTT.

The genome of the brown alga Ectocarpus siliculosus contains a series of viral DNA pieces, suggesting an ancient association with large dsDNA viruses.

Defense-inducing volatiles: in search of the active motif.

The chemistry of the postpharyngeal gland of female European beewolves.

Efficient and flexible synthesis of chiral gamma- and delta-lactones.

D'orenone blocks polarized tip growth of root hairs by interfering with the PIN2-mediated auxin transport network in the root apex.

Testing the optimal defence hypothesis for two indirect defences: extrafloral nectar and volatile organic compounds.

Microbial oligosaccharides differentially induce volatiles and signalling components in Medicago truncatula.

Rapid hydrolysis of quorum-sensing molecules in the gut of lepidopteran larvae.

De novo biosynthesis versus sequestration: a network of transport systems supports in iridoid producing leaf beetle larvae both modes of defense.

Do aphid colonies amplify their emission of alarm pheromone?

Cloning of prokaryotic genes by a universal degenerate primer PCR.

Involvement of siderophores in the reduction of metal-induced inhibition of auxin synthesis in Streptomyces spp.

Cooperative biosynthesis of Trisporoids by the (+) and (-) mating types of the zygomycete Blakeslea trispora.

Strigolactones: the first members of a new family of "shoot branching hormones" in plants?

The chlorophyll catabolite, pheophorbide a, confers predation resistance in a larval tortoise beetle shield defense.

System potentials, a novel electrical long-distance apoplastic signal in plants, induced by wounding.

Does mycorrhization influence herbivore-induced volatile emission in Medicago truncatula?

A versatile transport network for sequestering and excreting plant glycosides in leaf beetles provides an evolutionary flexible defense strategy.

Early herbivore-elicited events in terpenoid biosynthesis.

Always being well prepared for defense: the production of deterrents by juvenile Chrysomelina beetles (Chrysomelidae).

The phytohormone precursor OPDA is isomerized in the insect gut by a single, specific glutathione transferase.

Reductive dehalogenation of brominated ethenes by Sulfurospirillum multivorans and Desulfitobacterium hafniense PCE-S.

Isolating intact chloroplasts from small Arabidopsis samples for proteomic studies.

The Janus-SAM approach for the flexible functionalization of gold and titanium oxide surfaces.

Whiteflies interfere with indirect plant defense against spider mites in Lima bean.

Volatile sampling from biological sources by the closed-loop-stripping technique.

The role of jasmonates in floral nectar secretion.

Algal pheromone biosynthesis: stereochemical analysis and mechanistic implications in gametes of Ectocarpus siliculosus.

Regulation of Arabidopsis defense responses against Spodoptera littoralis by CPK-mediated calcium signaling.

Robotic mechanical wounding (MecWorm) versus herbivore-induced responses: early signaling and volatile emission in Lima bean (Phaseolus lunatus L.).

Plant defense elicitors: analogues of jasmonoyl-isoleucine conjugate.

Conformational studies on the Delta8(E,Z)-sphingolipid desaturase from Helianthus annuus with chiral fluoropalmitic acids as mechanistic probes.

The isogene 1-deoxy-D-xylulose 5-phosphate synthase 2 controls isoprenoid profiles, precursor pathway allocation, and density of tomato trichomes.

Production and derivate composition of trisporoids in extended fermentation of Blakeslea trispora.

Towards elucidating the differential regulation of floral and extrafloral nectar secretion.

Fluoride-dependent conversion of organic compounds mediated by manganese peroxidases in the absence of Mn(2+) ions.

Vinca drug components accumulate exclusively in leaf exudates of Madagascar periwinkle.

A multiproduct terpene synthase from Medicago truncatula generates cadalane sesquiterpenes via two different mechanisms.

Toward in vivo chemical imaging of epicuticular waxes.

Alamethicin-induced electrical long distance signaling in plants.

Phenolic glucosides from Hasseltia floribunda.

Regulation of extrafloral nectar secretion by jasmonates in lima bean is light dependent.

Male Phyllotreta striolata (F.) produce an aggregation pheromone: identification of male-specific compounds and interaction with host plant volatiles.

12-hydroxyjasmonic acid glucoside is a COI1-JAZ-independent activator of leaf-closing movement in Samanea saman.

Crystallization of α- and β-carotene in the foregut of Spodoptera larvae feeding on a toxic food plant.

Glucose and glucose esters in the larval secretion of Chrysomela lapponica; selectivity of the glucoside import system from host plant leaves.

Host plant shifts affect a major defense enzyme in Chrysomela lapponica.

To be or not to be convergent in salicin-based defence in chrysomeline leaf beetle larvae: evidence from Phratora vitellinae salicyl alcohol oxidase.

Isomerization of the phytohormone precursor 12-oxophytodienoic acid (OPDA) in the insect gut: a mechanistic and computational study.

Plant-insect interactions.

Chemistry and geographic variation of floral scent in Yucca filamentosa (Agavaceae).

Structure and mechanism of iron translocation by a Dps protein from Microbacterium arborescens.

A single amino acid determines the site of deprotonation in the active center of sesquiterpene synthases SbTPS1 and SbTPS2 from Sorghum bicolor.

Plant defense against herbivores: chemical aspects.

CML42-mediated calcium signaling coordinates responses to Spodoptera herbivory and abiotic stresses in Arabidopsis.

Poplar extrafloral nectaries: two types, two strategies of indirect defenses against herbivores.

The yeast three-hybrid system as an experimental platform to identify proteins interacting with small signaling molecules in plant cells: potential and limitations.

Complexity and variability of gut commensal microbiota in polyphagous lepidopteran larvae.

Precise RNAi-mediated silencing of metabolically active proteins in the defence secretions of juvenile leaf beetles.

Increased host investment in extrafloral nectar (EFN) improves the efficiency of a mutualistic defensive service.

Evidence for behavioral attractiveness of methoxylated aromatics in a dynastid scarab beetle-pollinated araceae.

Volatile emission in bracken fern is induced by jasmonates but not by Spodoptera littoralis or Strongylogaster multifasciata herbivory.

Comparative evaluation of the gut microbiota associated with the below- and above-ground life stages (larvae and beetles) of the forest cockchafer, Melolontha hippocastani.

Beetles do it differently: two stereodivergent cyclisation modes in iridoid-producing leaf-beetle larvae.

Metal ions control product specificity of isoprenyl diphosphate synthases in the insect terpenoid pathway.

Bifunctional lipocalin ameliorates murine immune complex-induced acute lung injury.

A porin-like protein from oral secretions of Spodoptera littoralis larvae induces defense-related early events in plant leaves.

Traumatin- and dinortraumatin-containing galactolipids in Arabidopsis: their formation in tissue-disrupted leaves as counterparts of green leaf volatiles.

Metabolic engineering of the C16  homoterpene TMTT in Lotus japonicus through overexpression of (E,E)-geranyllinalool synthase attracts generalist and specialist predators in different manners.

Early and Late Trisporoids Differentially Regulate β-Carotene Production and Gene Transcript Levels in the Mucoralean Fungi Blakeslea trispora and Mucor mucedo.