Contents Vol. 53c (1998)

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N u m b e r  1/2
Original Communications
Flavone-7-O-sophorotriosides and from the Moss Leptostomum macrocarpon (Leptostomataceae)
Key words: Leptostomum macrocarpon, Leptostomataceae, Musci, Flavone-sophorotriosides, Biflavonoids
E. Brinkmeier, H. Geiger and H. D. Zinsmeister
Chemical and Biological Characterization of Corticrocin, a Yellow Pigment by the Ectomycorrhizal Fungus Piloderma croceum
Key words: Piloderma croceum, Corticrocin, Mycorrhiza, Mycorrhadicin
T. Schreiner, U. Hildebrandt, H. Bothe and F.-J. Marner
Production of OH-Radical-Type Oxidant by Lucigenin
Key words: Superoxide, OH-Radical, Lucigenin, NAD(P)H-Reductase, Paraquat
I. Heiser, A. Muhr and E. F. Elstner
The Rieske Protein from Purple Sulfur Bacteria Is an Extrinsic Protein
Key words: Chromatophor, Cytochrome bc1 Complex, Rieske Protein, Rhodospirillum rubrum
A. Szczepaniak, J. Uhrig and B. Gubernator
Substrate Specifity of Chlorophyllase from Different Plants
Key words: Chlorophyll, Chlorophyllase, Substrates Specifity, Vegetables, Zn pheophytin
S. Schoch and M. Ihl
Nonphotochemical Quenching of Chlorophyll Fluorescence in Higer Plant Leaves Studied by Delayed Fluorescence Decay Measurements
Key words: Delayed Fluorescence, Energy Quenching, Pisum sativum, Xantopyll Cycle
F. Terjung and K. Meier
Calcium/Calmodulin Regulated Cell Wall Regeneration in Zea mays Mesophyll Protoplasts
Key words: Calcium, Calcium Antagonists, Cell Wall Polysaccarides, Protoplasts, Vicia Faba
R. Abdel-Basset
Effect of MgCl2 and Phosphatidylglycerol on CaCl2-Mediated Recovery of Oxygen Evolution in a Photosystem II Complex Depleted of the 17 and 24 kDa Extrinsic Proteins
Key words: Extrinsic Proteins, Oxygen Evolution Recovery, Phosphatidylglycerol, Photosystem II, Salt-Mediated Effects
E. K. Nénonéné, M. Méthot and M. Fragata
Inhibitory Effects of Synthetic Lanthanum-Crown Ether at the Reducing Side of Photosystem II
Key words: Beta vulgaris, Electron Transport Inhibition, Lanthanum Crown, Photosystem II Particles
S. Chandra Sabat, S. Padhye and P. Mohanty
Interference of 1,2,3,4-Tetramethoxy-5-(2-propenyl)benzene with Photosynthetic Electron Transport
Key words: Malmea depressa, Hill Reaction Inhibitor, Photosystem II Inhibition, 1,2,3,4-Tetramethoxy-5-(2-propenyl)benzene, Phenylpropanoids
A. Jimenez, R. Mata, B. Lotina-Hennsen and A. L. Anaya
A New Inhibitor of Synovial Phospholipase A2 from Fermentations of Penicillium Sp. 62-92
Key words: Penidiamide, Tripeptide, Oxindole, sPLA2, Inhibitor, Penicillium Sp. 62-92
L. Winter, T. Anke and O. Sterner
Ribosomal RNA Gene Restriction Fragment Diversity amongst Penner Serotypes of Campylobacter jejuni and Campylobacter coli
Key words: Ribotypes, Campylobacter, Hae III, Ribosomal RNA and Penner Serotypes
S. I. Smith, D. K. Olukoya, A. J. Fox and A. O. Coker
DNA-Probing for Genes Coding for Denitrification, N2-Fixation and Nitrification in Bacteria Isolated from Differnt Soils
Key words: DNA-Probing, Colony Hybridizations, Soil Ecology, Denitrification, Nitrification, Nitrogen Fixation
K. Kloos, U. M. Hüsgen and H. Bothe
Anti-Oxidant Mechanisms Involved in Gastroprotective Effects of Quercetin
Key words: Flavonoids, Quercetin, Gastroprotection, Anti-Oxidant Effects, Neutrophils
M. J. Mart\'in, C. La-Casa, C. Alarc\'on-de-la-Lastra, J. Cabeza, I. Villegas and V. Motilva
Nitidon, a New Bioactive Metabolite from the Basidiomycete Junghuhnia nitida (Pers.: Fr.) Ryv.
Key words: Basidiomycete, Junghuhnia nitida, Nitidon, Antibiotic Activities, Induction of Differentiation of HL-60 Cells
A. Gehert, G. Erkel, T. Anke and O. Sterner
Does Astaxanthin Protect Haematoccus against Light Damage?
Key words: Astaxanthin, Haematoccus, High Light, Reactive Oxygen Species (ROS)
Lu Fan, A. Vonshak, A. Zarka and S. Boussiba
Hemolytic Activity of Aminoethyl-dodecanoates
Key words: Lysosomotropic Substances, Aminoesters of Fatty Acids, Erythrocyte Membrane, Hemolytic Activity, Fluidity
H. Kleszczy\'nska, J. \/Luczy\'nski, S. Witek and S. Przestalski
2-5-Dialkyltetrahydrofurans, Common Components of the Cuticular Lipids of Lepidoptera
Key words: Lipids, Tetrahydrofurans, Cyclic Ethers, Lepidoptera, Cuticula
S. Schulz, G. Beccaloni, R. Nishida, Y. Roisin, R. I. Vane-Wright and J. N. McNeil
Chemical Composition of Brazilian Propolis from Sao Paulo State
Key words: Propolis, GC/MS, Phenolic Acids, Triterpenes
M. C. Marcucci, J. Rodriguez, F. Ferreres, V. Bankova, R. Groto and S. Popov
Thyroid Hormone-Induced Changes in Cytoplasmic and Mitochondrial Proteins of a Teleost
Key words: Triiodothyronine, Protein, Liver, Skeletal Muscle, Fish
G. Tripathi
The Glu-Modification of a-Tubulin in the Feeding Apparatus of the Primitive Flagellate Entosiphon sulcatum Is Only Apparent after Detergent Treatment
Key words: Entosiphon sulcatum, Feeding Apparatus, Tyr-Tubulin, Glu-Tubuli, Ca2Ĺ-Stable Microtubules
W. Mütze, R. N. Breuker and M. Hauser
Interaction of H1 with cis-Platinum Modified DNA
Key words: cis-DDP, trans-DDP, Histone H1, DNA, Protein/DNA Complexes
E. G. Paneva, N. C. Spassovska, K. C. Grancharov, J. S. Zlatanova and J. N. Yaneva
Structure/Odor-Relationships of Longifolene Derived Esters
Key words: Structure/Odor-Relationships, Longifolene
H. Spreitzer, A. Pichler, J. Piringer and R. Wolf
N u m b e r  3/4
Invited Trends Article
Fungal Peptide Elicitors: Signals Mediating Pathogen Recognition in Plants
T. Nürnberger and D. Nennstiel
Original Communications
Gas Exchange Characteristics in Leaves of the Euphorbiacea Aleurites montana as Consequence of Growth under 700 ppm CO2 in Air. A Study on Photosythesis and Photorespiration in the Chinese Tung-Oil Tree
Key words: 700 ppm CO2 in Air, Photosythesis, Photorespiration, Sulfur Dioxide, Mass Spectrometry, Euphorbiacea
P. He, K. P. Bader, A. Radunz, U. Kahmann, G. H. Ruppel and G. H. Schmid
Picrate Salt of a Cyclic Polyether, 18-Crown-6 (Ca-picrate-18-crown-6), Inhibits the Photosynthetic Electron Transport at the Acceptor Side of Photosystem II
Key words: Photosystem II, Ca-picrate-18-crown-6, Chlorophyll a Fluorescence, Thermoluminescence, Photosystem II Inhibitor
M. K. Joshi, T. S. Desai and P. Mohanty
L-Phenylalanine Effect on Rat Brain Acetylcholinesterase and Na+,K+-ATPase
Key words: L-Phenylalanine, Rat Brain, Acetylcholinesterase, Na+,K+-ATPase, Mg2+-ATPase
S. Tsakiris, P. Kouniniotou-Krontiri, K. H. Schulpis and J. C. Stavridis
Effect of Aging on the Activities of Acetylcholinesterase, Na+,K+-ATPase and Mg2+-ATPase in Rat Pituitary and Hypothalamus
Key words: Aging, Rat Pituitary, Rat Hypothalamus, Acetylcholinesterase, Na+,K+-ATPase
S. Tsakiris, P. Angelogianni and J. C. Stavridis
Inhibition of UDP-glucuronosyltransferase by 5'-O-amino Acid and Oligopeptide Derivatives of Uridine: Structure-Activity Relationships
Key words: UDP-glucuronosyltransferase, Microsomes, Uridine Derivatives, Inhibitors, QSAR
Z. G. Naydenova, K. C. Grancharov, D. K. Alargov, E. V. Golovinsky, I. M. Stanoeva, L. D. Shalamanova and I. K. Pajeva
Interaction of the Anticancer Drug Tamoxifen with the Human Erythrocyte Membrane and Molecular Models
Key words: Tamoxifen, Anticancer Drug, Erythrocyte Membrane, Phospholipid Bilayer
M. Suwalsky, P. Hern\'andez, F. Villena, F. Aguilar and C. P. Sotomayor
ESR Study of the Liposome Membrane Physical Parameters in the Heating-Cooling Cycles
Key words: Thermal Hysteresis, Lecithin Liposomes, ESR, Spin Probes
M. Podolak, D. Man and S. Przestalski
Chemical Composition of Egyptian Propolis
Key words: Propolis, Polyphenols, GC/MS
R. Christov, V. Bankova, A. Hegazi, F. Abd El Hady and S. Popov
Age-Class Differences in Lipids from the Paracloacal Glands of the American Alligator (Alligator mississippiensis)
Key words: Alligator mississippiensis, Paracloacal Gland Secretions, Straight- and Branched-Chain Esters, Alcohols, Fatty Acids, b-Stingene
S. A. Ibrahim, J. W. Avery, P. J. Weldon and J. W. Wheeler
Radical Functions in vivo: A Critical Review of Current Concepts and Hypotheses
Key words: Reactive Oxygen Species (ROS), Metal Catalysis, Redox Regulation, Transcription Factors, Signalling, Apoptosis
M. Saran, C. Michel and W. Bors
Protection against Peroxynitrite by Selenoproteins
Key words: Peroxynitrite, Glutathione Peroxidase, Phospholipid Hydroperoxide, Glutathione Peroxidase, Selenium, Ebselen
H. Sies, L.-O. Klotz, V. S. Sharov, A. Assmann and K. Briviba
Inhibition by Salix-Extracts and PhytodolorR of Copper-Catalyzed Oxidative Destructions
Key words: Reactive Oxygen Species (ROS), Copper Catalysis, Low Density Lipoprotein-Oxidation, Antioxidants, Salix-Extracts
U. Rohnert, D. Koske, W. Schneider and E. F. Elstner
Superoxide-Dependent and -Independent Nitrite Formation from Hydroxylamine: Inhibition by Plant Extracts
Key words: Reactive Oxygen Species (ROS), Plant-Extracts, Antioxidants, NO-Formation, Xanthine Oxidase
U. Rohnert, W. Schneider and E. F. Elstner
Evaluation of the Antioxidant Capacity of Ubiquinol and Dihydrolipoic Acid
Key words: Ubiquinol, Coenzyme Q, Dihydrolipoic Acid, Lipid Peroxidation, Oxygen Radicals
H. Nohl and L. Gille
Superoxide Release in Human Fibroblasts upon Treament with Culture Supernatants of the Arthritogenic Bacteria Erysipelothrix rhusiopathiae and Mycoplasma arthritidis
Key words: Human Fibroblasts, Superoxide Production, Chemiluminescence, Lipopolysaccharide, Anthritogenic Bacteria
B. Meier
Sulfite Induces Release of Lipid Mediators by Alveolar Macrophages
Key words: Alveolar Macrophages, Platelet-activating Factor, Leukotriene B4, Sulfite, Respiratory Burst
I. Beck-Speier, N. Dayal, C. Denzlinger, C. Haberl and K. L. Maier
Protective Effect of Vitamin E in a Rat Model of Focal Cerebral Ischemia
Key words: Vitamin E, Middle Cerebral Artery Occlusion, Rat, Brain Infarct Volume, Oxigen Radicals
M. Stohrer, A. Eichinger, M. Schlachter and M. Stangassinger
The Exogenous NADH Dehxdrogenase of Heart Mitochondria Is the Key Enzyme Responsible for Selective Cardiotoxicity of Anthracyclines
Key words: Anthracyclines, Adriamycin, Rat Heart Mitochondria, Rat Liver Mitochondria, Oxigen Radicals
H. Nohl, L. Gille and Staniek
Terpenoids and Phenylethyl Esters from the Exudate of Australian Plant Ozothamnus ledifolius (Austeraceae)
Key words: Ozothamnus ledifolius, Austeraceae, Leaf Exudate, Sesqui-, Di-, and Tri-terpenoids, Phenylethyl Esters
F. J. Arriaga-Giner, A. Rumbero and E. Wollenweber
Verticillium rexianum (SACC.) SACC., a New Producer of Monacolin K
Key words: Monacolin K, Verticillium rexianum, Nectriopsis exigua, Mycophilic Fungi, Pectate Lyase
C. Wagner, O. Sterner and H. Anke
In vitro Influence of Phenylalanine on Acetylcholinesterase Activity and DNA
Key words: Phenylalanine, Acetylcholinesterase, DNA
K. H. Schulpis, G. A. Karikas and J. Tjamouranis
H.-J. Frick, D. Woermann and W. Grosse, Z. Naturforsch. 52c, 824-827. 294
N u m b e r  5/6
Original Communications
Corrugatin, a Lipopeptide Siderophore from Pseudomonas corrugata
Key words: Corrugatin, Lipopeptide, Siderophore, Pseudomonas corrugata
D. Risse, H. BeiderBeck, K. Taraz, H. Budzikiewicz and D. Gustine
Analysis of the Seed Lipids of Aleurites montana
Key words: Aleurites montana, Tung Oil, a-Eleostearic Acid, Triglycerides, Phospholipids
A. Radunz, P. He and G. H. Schmid
Phytochemical Study and Antiinflammatory Properties of Lobelia laxiflora L.
Key words: Lobelia laxiflora, Campanulaceae, Piperidine Alkaloids, Complement Activity, Carrageenan Edema
St. Philipov, R. Istatkova, N. Ivanovka, P. Denkova, K.Tosheva, H. Navas and J. Villegas
Production of Antibiotics by Collybia nivalis, Omphalotus olearius, a Favolaschia and a Pterula Species on Natural Substrates
Key words: Basidiomycetes, Natural Substrates, Strobilurins, Oudemansin A, Pterulones
M. Engler, T. Anke and O. Sterner
Carbazole Antibiotics Synthesis in a Streptomyces tendae Bald Mutant, Created by Acriflavine Treatment
Key words: Streptomyces tendae, Bald Mutant, Cryptic Genes, Nikkomycin, Juglomycin
H. Grammel, H. Wolf, E.-D. Gilles, F. Huth and H. Laatsch
Biochemical Parameters as Biomarkers for the Early Recognition Environmental Pollution in Scots Pine Trees. I. Phenolic Compounds
Key words: Pinus sylvestris L., Catechin, Ferulic Acid, p-Coumaric Acid, Picein
S. Härtling and H. Schulz
Isolation and Kinetic Analyses of the Soluble F1 ATPases from Mitochondria of Wheat and Pearmillet
Key words: F1 ATPase, Purification, Kinetics, Wheat, Pearlmillet
A. P. Sane and V. A. Sane
Yeast Permeabilization as a Tool for Measurement of in situ Enzyme Activity: Localisation of Alkaline Phosphatase
Key words: Localisation, Alkaline Phosphatase, Triton X-100, Yeast
D. Spasova and D. Galabova
Nuclear Translocation of Tissue Type Transglutaminase during Sphingosine-Induced Cell Death: A Novel Aspect of the Enzyme with DNA Hydrolytic Activity
Key words: Transglutaminase, Nucleus, DNA Hydrolysis, Cell Death
Y. Takeuchi, H. Ohashi, P. J. Birckbichler and T. Ikejima
Inhibition of RNA Synthesis in vitro by Acridines - Relation between Structure and Activity
Key words: Acridines, Amasacrine, Anticancer Drugs, RNA Polymerase, DNA-Ligand Interaction
M. K. Piestrzeniewicz, D. Wilma\'ska, K. Studzian, J. Szemraj, M. Czy\.z, W. A. Denny and M. Gniazdowski
Ultraviolet-B Induced Damage to Photosyystem II in Intact Filaments of Spirulina platensis
Key words: Fluorescence Transients, Photosystem II, Quinones, Spirulina, Ultraviolet-B
B. K. Kolli, S. Tiwari and P. Mohanty
Contribution of a Peroxide Adduct of Copper(II)-Peptide Complex to Modify the Secondary Structure of Albumin
Key words: Copper(II)-peroxide Adduct, Modification of Protein, Copper(II)-Peptide Complex
Y. Ishikawa, S. Ito, S. Nishino, S. Ohba and Y. Nishida
Non-Uniform Triple Helical Structure in Chick Skin Type I Collagen on Thermal Denaturation: Raman Spectroscopic Study
Key words: Collagen, Triple Helical Conformation, Termal Denaturation
V. Renugopalakrishnan, L. A. Carreira, T. W. Collette, J. C. Dobbs, G. Chandraksasan and R. C. Lord
Influence of Some Lysosomotropic Compounds on Calcium Ion Desorption Process from Liposome Membrane
Key words: Lysosomotropic Compounds, Lecithin Liposome Membrane, Ca2+ Desorption, Quantum Mechanical Computation, Molecular Modelling
J. Kuczera, S. Wittek, T. E. Kral, J. H\/ladyszowski, J. \/Luczy\'nski and S. Przestalski
A New Bromotyrosine Alkaloid from the Caribbean Sponge Aiolochroia crassa
Key words: Sponges, Aiolochroia crassa, Isoxazoline Alkaloids, Structure Elucidation
M. Assmann, V. Wray, R. W. M. van Soest and P. Proksch
Constituents of Brazilian Geopropolis
Key words: Geopropolis, Propolis, Polyphenols, Terpenoids
V. Bankova, R. Christov, C. Marcucci and S. Popov
Choline Acetyltransferase from the Electric Organ of Electrophorus electricus (L.) - Physicochemical Characterization and Immunochemical Identification
Key words: Acetylcholine Biosynthesis, Choline Acetyltransferase, Electrophorus electricus (L.)
N. Nunes Tavares and A. Hassón-Voloch
Purification and Partial Characterization of Glyceraldehyde-Phosphate Dehydrogase from the Electric Organ of Electrophorus electricus (L.)
Key words: Electrophorus electricus (L.), Glyceraldehyde-phosphate Dehydrogase, Glycolytic Enzyme, Hydrophobic Chromatography, NH2-Terminal Sequence
S. Giovanni De Simone, A. Hassón-Voloch, C. Batista-e-Silva and A. Nery-da-Matta
The Effect of Prostaglandin E1 on in vitro Transcription of Sperm Chromatin, Isolated from Patients with Azoospermia, Teratospermia and Chronic Prostatitis
Key words: Prostaglandin E1, Transcription, Chromatin
G. Pironcheva, K. Miteva, G. Ch. Russev, Ch. Vaisberg and Zlatarev
Inhibitation of Lipid Peroxidation in the Erythrocyte Membrane by Quaternary Morpholinium Salts with Antioxidant Function
Key words: Antioxidant, Lipid Oxidation, Erythrocyte Ghost, Quaternary Ammonium Salts, Plant Flavonoid
H. Kleszczy\'nska, M. O\'swi\cecimska, S. Witek and S. Przestalski
The Course of Enzymatically Induced Lipid Peroxidation in Homogenized Porcine Kidney Tissue
Key words: Cell Damage, Activation of Enzymes, Lipoxygenase, Hydroxy Fatty Acids
U. Kiessling and G. Spiteller
N u m b e r  7/8 (Proceedings)
Original Communications
Introduction to the Proceedings of the Workshop "Natural Organisms, Artificial Organisms, and Their Brains" at the Zentrum für interdisziplinäre Forschung (ZiF) der Universität Bielefeld, March 8-12, 1998
H. Stieve
Comparing Properties of Brains and Computers
Key words: Brain Research, Brains and Computers, Performance Comparison, Epistemological Limits of Natural Sciece, Consciousness
H. Stieve
The Mental Life of Artifacts, Explications, Questions, Arguments
Key words: Algorithms, Artificial, Explanation of Mental Properties, Reduction, Realization vs. Simulation
W. Buschlinger, G. Vollmer and H. Walter
Representation in Natural and Artificial Agents: An Embodied Cognitive Science Perspective
Key words: Embodied Cognitive Science, Representation, Sensory-Motor Coordination, Self-Generated Data, Morphology
R. Pfeifer and C. Scheier
The Representation of Space and the Hippocampus in Rats, Robots and Humans
Key words: Hippocampus, Navigation, Place Cell, Neural Networks, Robot
N. Burgess, J. G. Donnett and J. O'Keefe
Modular Organization of Motor Behavior
Key words: Convergent Force Field (CFF), Spinal Cord, Spinal Interneurons, Vector Summation of CFF, Modules, Muscle Synergies
E. Bizzi, P. Saltiel and M. Tresch
Visual Recognitation Based on Temporal Cortex Cells: Viewer-Centred Processing of Pattern Configuration
Key words: Visual Recognition, Temporal Cortex Cells, Pattern Configuration
D. I. Perrett and M. W. Oram
Active Sensing - Closing Multiple Loops
Key words: Visual System, Feed Foreward and Feedback Interactions, Network Dynamics, Parallel Processing
P. König and H. Luksch
An Archetecture for Distributed Visual Memory
Key words: Visual Memory, Memory Architecture, Association Architecture, Associaive Feature Storage
N. Jungclaus, M. v. d. Heyde, H. Ritter and G. Sagerer
Efect of Ecological Pressures un Brains: Examples from Avian Neuroethology and General Meanings
Key words: Neural Computation, Vision, Audition, Comparative, Sensory
H. Wagner and H. Luksch
Sensory Ecology and Neural Coding in Anthropods
Key words: Sensory Ecology, Behaviour, neural Coding, Vision, Arthropods
M. Egelhaaf, R. Klein and A.-K. Warzecha
How Can Adaptive Behavioural Plasticity Be Implemented in the Mammalian Brain?
Key words: Amygdala, Fear, Rat, Sensorimotor Gating, Startle Response
M. Koch
How It Is to Be the Brain of a Monkey
Key words: Monkey, Cortex, Social, Time, Perception
J. Krüger
An Introduction to Object Recognition
Key words: Form Perception, Categorization, Psychophysics, object Recognition, Shape Representation
J. C. Liter and H. H. Bülthoff
Motion Segmentation in Artificial and Biological Systems
Key words: Motion Detection, Segmentation, Motion Analysis, Independent Motion, Active Vision
W. J. Gillner
Simulation of Complex Movements Using Artificial Neural Networks
Key words: Motor Control, Neural Nets, Walking, Stick Insect
H. Cruse, J. Dean, T. Kindermann, J. Schmitz and M. Schumm
Varieties of Emergence in Artificial and Natural Systems
Key words: Emergence, Reduction, Connectionism, Qualia, Synergetics
A. Stephan
Emergence of Spatio-Temporal Patterns in Neuronal Activity
Key words: Neuronal Activity, Emergence of Spatio-Temporal Patterns
I. Haalman and E. Vaadia
Cellular Dynamics of Network Memory
Key words: Cortex, Memory Networks, Recurrent Model, Active Short-Term Memory, Nonhuman Primate
J. M. Fuster
Non-Linear Mechanism in the Brain
Key words: Neuronal Models, Non-Linear Dynamics, Stochastic Resonance, Chaos, Emergence
G. Mayer-Kress
Accurate Spike Synchronization in Cortex
Key words: Cortical Network, Cell Assemblies, Multi-Neuron Recordings, Neural Network Models, Synfire Chains
S. Rotter and A. Aertsen
Solutions for the Binding Problem
Key words: Visual Attention, Neuronal Synchrony, Cell Assemblies, Visual Cortex, Motor Cortex
P. R. Roelfsema
Networks of Gene Regulation, Neural Development and the Evolution of General Capabilities, Such as Human Empathy
Key words: Gene Regulation, Brain Evolution, Neural Network, Empathy, Evolution of Altruism
A. Gierer
Emergence and the Cognitive Neuroscience Approach to Psychiatry
Key words: Emergence, Prefrontal Cortex, Neuropsychiatry, Decision Making, Volition Agency
H. Walter
Group Reports
Representations in Natural and Artificial Systems
P. König (Rapporteur), E. Bizzi (Moderator), N. Burgess, N. Franceschini, M. P. Kilgard, M. Oram, G. Sagerer and C. Scheier
Influence of Brain and Computer Design on the Performance of Natural and Artificial Organisms
Key words: Structure, Plasticity, Algorithms, Levels of Analysis, Isocortex
R. Schmidt (Rapporteur), W. Buschlinger, M. Egelhaff (Moderator), M. Koch, J. Krüger, R. Malaka, R. Pfeifer, G. Vollmer (Moderator) and H. Wagner
The Behavior of Natural and Artificial Systems: Solutions to Functional Demands
H. Preissl (Rapporteur), H. Cruse, H. Luksch, R. Malaka, T. Neumann, G. v. Sengbusch (Moderator) and A.-K. Warzecha. Guests: P. König, M. Oram, H. Wagner, G. Vollmer, G. Mayer-Kress, M. Egelhaaf, R. Pfeifer
Emergent Properties of Natural and Artificial Systems
Key words: Emergence, Pattern Formation, Self-Organizazion, Pre-Determinism
S. Reimann (Rapporteur), J. M. Fuster, A. Gierer, G. Mayer-Kress, T. Neumann, P. Roelfsema, S. Rotter, G. Schöner (Moderator), A. Stephan, E. Vaadia and H. Walter
List of Participants with Fields of Research 775
N u m b e r  9/10
Original Communications
Phytochemical Examination of Oils Obtained from the Fruit of Mille Thistle (Silybum marianum L. Gaertner) by Supercritical Extraction
Key words: Fruit of Silybum marianum L. Gaertner, Supercritical Fluid Extraction, Fatty Acid Content, a-Tocopherol Content, Element Concentration
K. Szentmihályi, M. Then, V. Illés, S. Perneczky, Z. Sándor, B. Lakatos and P. Vinkler
Constituents of Cocoa Husks
Key words: Cocoa Husk, Mineral Elements, Vitamins, Phytic Acid, Phenolic Constituents
J. S. Bonvehí and R. E. Jordŕ
Occurrence of 2,4-Dihydroxy-7-methoxy-1,4-benzoxazin-3-one (DIMBOA) and b-Glucosidase Specific for Its Glucoside in Maize Seedlings
Key words: Benzooxazinones Zea mays, Gramineae, b-Glucosidase
K. Ebisui, A. Ishihara, N. Hirai and H. Iwamura
Accumulation of Caffeoyl-D-quinic Acids and Catechins in Plums Affected by the Fungus Taphrina pruni
Key words: Taphrina pruni, Plums, Catechins, Caffeoyl-D-quinic Acids, Photomeric Determination
C. T. Fuchs and G. Spiteller
Metabolism of the Phytoalexin Rishitin by Gibberella pulicaris Is Highly Reduced in Liquid Culture
Key words: Fusarium, Degradation, Ascomycetes
K.-M. Weltring and M. Altenburger
Chemical Constituents from Shoots of Hordeum vulgare Infested by the Aphid Schizaphis graminum
Key words: Gramineae, Hordeum vulgare cv Aramir (Barley), Schizaphis graminum, Greenbug, Fatty Acids
O. Muńoz, V. H. Argandońa and L. J. Corcuera
Complete Sequence of Glycolytic Enzymes in the Mycorrhizal Basidiomycete, Suillus bovinus
Key words: Suillus bovinus, Glycolytic Enzymes, Class II Aldolase, Fructose 2,6-bisphosphate-Dependent Fructose 6-Phosphate Kinase, Mycorrhiza
W. Kowallik, M. Thiemann, Y. Huang, G. Mutumba, L. Beermann, D. Broer and N. Grotjohann
Phytohormone-Mediated Induction of Red Colour in the Flower Florets of a Cultivar of Dyer's Saffron (Carthamus tinctorius)
Key words: Mogami-Benibana, Dyer's Saffron (C. tinctorius) Cultivar, Red Colour Appearance, Flower Floret, Phytohormone Mediated Induction
K. Saito, K.-I. Miyakawa, T. Murata and Y. Enomoto
Differential Changes in the Photosynthetic Pigments and Polyamine Content during Photoadaptation and Photoinhibition in the Unicellular Green Alga Scenedesmus obliquus
Key words: Polyamines, Photosynthetic Apparatus, Photoinhibition, Photoadaptation , Scenedesmus obliquus
K. Kotzabasis and D. Dörnemann
Characterization of Photosystem II Antenna Complexes Separated by Non-Denaturing Isoelectric Focusing
Key words: Chlorophyl a/b, Protein, Light-Harvesting, Polypeptide, Subcomplex, Trimer
G. Jackowski and S. Jansson
Effect of Magnesium and Calcium Ions on the Photoelectron Transport Activity of Low-Salt Suspended Hydrilla verticillata Thylakoids: Possible Sites of Cation Interaction
Key words: Aquatic Angiosperm, Divalent Cation, Electron Transport, Fluorescence, Hydrilla verticillata
S. R. Mishra and S. C. Sabat
Conformational Studies of the Emp-AKH Peptide Using Molecular and Langevin Dynamics Methods
Key words: Molecular Dynamics, Langevin Dynamics, Adipokinetic Hormones, Emp-AKH, 3D-Structure
I. Z. Zubrzycki
Peroxidase-Like Activity of Catalase Immobilized on Carbon Materials
Key words: Catalase, Immobilized Enzyme, Carbon Materials, Peroxidase-Like Activity
E. Horozova, N. Dimcheva and Z. Jordanova
Mechanism of Double-Strand DNA Cleavage Effected by Iron-Bleomycin
Key words: DNA Cleavage, Activated Bleomycin, Double-Strand Scission, Single-Strand Scission, Iron(III) Compound
T. Kobayashi, L. L. Guo and Y. Nishida
Scavenger Properties of Synthetic Naphthenic Methyl Esters
Key words: Oxygen Radical Scavengers, Synthetic Naphthenic Methyl Esters
D. Štajner, V. \'Cirin-Novta and A. Pavlovi\'c
Strong Increase of 9-Hydroxy-10,12-octadecadienoic Acid in Low Density Lipoprotein after a Hemorrhagic Shock
Key words: Lipid Peroxidation, Shock, Surgery, 9-Hydroxy-10,12-octadecadienoic Acid
P. Kreil, G. Spiteller, G. Johannes and W. Wagner
Antiviral Activity of Cholesteryl Esters of Cinnamic Acid Derivatives
Key words: Cholesteryl Esters of Cinnamic Acid Derivatives, o-Coumaroyl Ester of 3b-(2'-hydroxyethoxy)-cholest-5-en, Antiviral Activity, in vitro Screening
A. S. Galabov, L. Nikolaeva, D. Todorova and T. Milkova
Phosphonolipids in the Mussel Mytilus galloprovincialis
Key words: Phospholipids, Phosphonolipids, Mytilus galloprovincialis, Mussel, Food Analysis
D. M. Kariotoglou and S. K. Mastronicolis
Purification and Some Properties of Oxydative Inhibitor in Rabbit Reticulocyte Lysates
Key words: Oxydative Activated Inhibitor, Purification, Properties
G. Erdogdu, J. N. Dholakia and A. J. Wahba
Isolation, Characterization and Comparison of Antipeptide and Antiprotein Rabbit Antibodies to the p-Isoform of Glutathione S-Transferase
Key words: Glutathione Transferase, Multi-Pin Synthesis, Linear Determinants, Rabbit Antipeptide Antibodies
F. Di Modugno, L. Rosano, M. Caselli and A. Chersi
Osmotic Modulation of the Ouabain-Sensitive (Na++K+)ATPase from Malpighian Tubules of Rhodnius prolixus
Key words: Osmotic Modulation, Cell Volume Regulation, Malpighian Tubules, Rhodnius, Na+-ATPase, (Na++K+)ATPase, Sphingosine
C. Caruso-Neves, J. R. Meyer-Fernandes, J. Saad-Nehme and A. G. Lopes
Two New Saponins from Faba Bean (Vicia faba L.)
Key words: Saponins, Vicia faba
R. Amarowicz, Y. Yoshiki and K. Okubo
The Electrophoretic Separation of Curved Cisplatin-Modified DNA Fragments on Polyacrylamide Gels Is Dependent on the Voltage Gradient
Key words: Cisplatin, Curved DNA, Electric Field, Electrophoresis, Polyacrylamide Gels
J. Yaneva and J. Zlatanova
Reabsorption of Chlorophyll Fluorescence and Its Effects on the Spectral Distribution and the Picosecond Decay of Higher Plant Leaves
Key words: Fluorescence Lifetimes, Photosystem II, Reabsorption of Fluorescence
F. Terjung
Melatonin in the Testis of the Cabbage Armyworm, Mamestra brassicae
Key words: Melatonin, Mamestra brassicae, Testis, HPLC-ECD, Metabolic Pathways, Diapausing Pupae
T. Shimizu and N. Takeda
Citronellol and Citronellyl Esters from the Paracloacal Glands of the Broad-Snouted Caiman, Caiman latirostris (Crocodylia, Reptilia)
Key words: Caiman latirostris, Broad-Snouted Caiman, Citronellol, Citronellyl Esters
C. J. McDaniel, B. J. Dunn and P. J. Weldon
Magnetoliposomes May Be Useful for the Elimination of HIV from Infected Individuals
Key words: Human Immunodeficiency Virus, Magnetoliposomes, Magnetic Separation
M. Babincová and E. Machová
E. Wollenweber, M. Dörr, H. Fritz and K. M. Valant-Vetschera, Z. Naturforsch. 52c, 137-143 (1997). 937
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Original Communications
Five New Bioactive Sesquiterpenes from the Fungus Radulomyces confluens (Fr.) Christ.
Key words: Basidiomycetes, Sesquiterpene, Protoilludane, Illudalane, Illudane
K. Fabian, K. Lorenzen, T. Anke, M. Johansson and O. Sterner
939  Full Text
External Accumulation of Biflavonoids on Gymnosperm Leaves
Key words: Gymnospermae, Leaf Exudates, Flavonoid Aglycones, Biflavonoids
E. Wollenweber, L. Kraut and R. Mues
946  Full Text
Phosphorylase Phosphatase Activity in Saccharomyces cerevisiae 257
Key words: Phosphorylase Phosphatase, Protein Phosphatase, Saccharomyces cerevisiae
N. Christova and D. Galabova
951  Full Text
Peroxidase-Polyphenol Oxidase Association in Dioscorea esculenta
Key words: Dioscorea esculenta, Post-Harvest Browning, Peroxidase, Polyphenol Oxidase, Gel Filtration
J. Okpuzor and O. Omidiji
957  Full Text
Determination of C/N Ratios Required for De-Repression of Nitrogenase in Rhodobacter capsulatus
Key words: Nitrogenase, C/N Ratio, Continuous Culture, Rhodobacter capsulatus, Phototrophic Bacteria
M. Dörfler, A. Steindorf and J. Oelze
961  Full Text
Immobilization of Polymethylgalacturonase Producing Aspergillus niger on Luffa Sponge Material
Key words: Immobilization, Aspergillus niger, Polymethylgalacturonase, Luffa
L. S. Slokoska and M. B. Angelova
968  Full Text
Influence of Chemical Treatments on Glutathione S-Transferases of Maize with Activity Towards Metolachlor and Cinnamic Acid
Key words: Benoxacor, Cinnamic Acid, Glutathione S-Transferase, Maize, Metolachlor, Safener
C. K. Cottingham, K. K. Hatzios and S. Meredith
973  Full Text
Inhibition of the Non-Mevalonate 1-Deoxy-D-xylulose-5-phosphate Pathway of Plant Isoprenoid Biosynthesis by Fosmidomycin
Key words: Carotenoid Biosynthesis, Fosmidomycin, Isopentenyl Diphosphate, Isoprene, Non-Mevalonate IPP Pathway, Terpenoids
J. Zeidler, J. Schwender, C. Müller, J. Wiesner, C. Weidemeyer, E. Beck, H. Jomaa and H. K. Lichtenthaler
980  Full Text
Interference by Nickel(II) Salts and Their 5-Methylimidazole-4-carboxylate Coordination Compounds on the Chloroplast Redox Chain
Key words: Coordination Compounds, Photosynthesis, Ni(II), Emizco, Hill Reaction Inhibitors
B. King-Díaz, N. Barba-Behrens, J. Montes-Ayala, S. E. Castillo-Blum, C. Escartín-Guzmán, R. Iglesias-Prieto and B. Lotina-Hennsen
987  Full Text
Chloroacetamide Mode of Action, I: Inhibition of Very Long Chain Fatty Acid Synthesis in Scenedesmus acutus
Key words: Herbicide, Chloroacetamide, Very Long Chain Fatty Acid, Scenedesmus acutus, Sporopollenin
J. Schmalfuß, B. Matthes, P. Mayer and P. Böger
995  Full Text
Chloroacetamide Mode of Action, II: Inhibition of Very Long Chain Fatty Acid Synthesis in Higher Plants
Key words: Herbicide, Chloroacetamide, VLCFA, Cucumis sativus, Hordeum vulgare, Zea mays
B. Matthes, J. Schmalfuß and P. Böger
1004  Full Text
Transgenic Potato Plants Expressing Soybean b-1,3-Endoglucanase Gene Exhibit an Increased Resistance to Phytophthora infestans
Key words: Agrobacterium tumefaciens, Phytoalexins, Phytopathogen, Solanum tuberosum, Transgenic plants
M. Borkowska, M. Krzymowska, A. Talarczyk, M. F. M. Awan, L. Yakovleva, K. Kleczkowski and B. Wielgat
1012  Full Text
Circadian Synthesis of Light-Harvesting-Chlorophyll-Proteins in Euglena gracilis Is under Translational Control
Key words: Euglena gracilis, Circadian Rhythm, Translational Control, Protein Synthesis, Light-Harvesting-Chlorophyll-Proteins
A. Künne, E. Pistorius, K. Kloppstech and E. de Groot
1017  Full Text
Theoretical Studies on the Tautomeric Properties of Diamino-5-formamidopyrimidines
Key words: Fapy-adenine, Fapy-guanine, Tautomerism, Solvent Effect
P. Cysewski
1027  Full Text
A New Benzo-g-pyran Derivative Isolated from Propolis
Key words: Propolis, Benzopyran Derivative, Artepillin C, Cytotoxicity
T. Matsuno, M. Saito, Y. Matsumoto and J. Morikawa
1037  Full Text
Correlation between Virulence of Various Strains of Mycobacteria and Their Susceptibility to Ethanolic Extract of Propolis (EEP)
Key words: Antibacterial, Propolis, EEP, Mycobacterium, Virulence
S. Scheller, H. Kawalski, K. Oklek, S. Dworniczak, T. Matsuno, K. Waldemar-Klimmek, M. Rajca and J. Shani
1040  Full Text
Preliminary Report on the Effects of Propolis on Wound Healing in the Dental Pulp
Key words: Propolis, Dental Pulp, Wound Healing, Antimicrobial
W. A. Bretz, D. J. Chiego Jr., M. C. Marcucci, I. Cunha, A. Custódio and L. G. Schneider
1045  Full Text
Trypanosoma cruzi Epimastigotes Express the Ouabain- and Vanadate-Sensitive (Na++K+)ATPase Activity
Key words: (Na++K+)ATPase, Trypanosoma cruzi, ATPase, Epimastigote, Ouabain
C. Caruso-Neves, M. Einicker-Lamas, C. Chagas, M. M. Oliveira, A. Vieyra and A. G. Lopes
1049  Full Text
L-Phenylalanine Effect on Rat Diaphragm Actylcholinesterase and Na+,K+-ATPase
Key words: L-Phenylalanine, Rat Diaphragm, Actylcholinesterase, Na+,K+-ATPase
S. Tsakiris, P. Kouniniotou-Krontiri and K. H. Schulpis
1055  Full Text
Increased Levels of Lipid Oxidation Products in Rheumatically Destructed Bones of Patients Suffering from Rheumatoid Arthritis
Key words: Hydroxy Fatty Acids, Epoxy Fatty Acids, Rheumatoid Arthritis, Bones
W. Jira, G. Spiteller and A. Richter
1061  Full Text
Nuclear Magnetic Resonance and Mass Spectrometric Studies on the Action of Proteases on Pig Articular Cartilage
Key words: Pig Articular Cartilage, NMR Spectroscopy, Papain, Trypsin, Collagenase
J. Schiller, J. Arnhold and K. Arnold
1072  Full Text
When Do Paederus riparius Rove Beetles (Coleoptera : Staphylinidae) Biosynthesize Their Unique Hemolymph Toxin Pederin?
Key words: Pederin, Hemolymph Toxin, Paederus riparius, Biosynthesis; Sequestration
R. L. L. Kellner
1081  Full Text
Two Simple Methods for Measuring Isoprene Emission of Leaves by UV-Spectroscopy and GC-MS
Key words: Isoprene, Platanus x acerifolia, Quercus robur L., Robinia pseudoacacia L., UV-Spectroscopy
J. G. Zeidler and H. K. Lichtenthaler
1087  Full Text
Caffeoyl Quinic and Tartaric Acids and Flavonoids from Lapsana communis L. subsp. communis (Asteraceae)
Key words: Lapsana communis L. subsp. communis; Lactuceae, asteraceae, Caffeic Acid Esters, Flavonoids
D. Fontanel, C. Galtier, C. Viel and A. Gueiffier
1090  Full Text
Cytostatic Activity of Some Phenolic Acids of Scrophularia frutescens L. var. frutescens
Key words: Scrophularia frutescens, Cultured Hep-2 Cells, Cultured McCoy Cells, Phenolic Acids
M. D. Garcia, M. C. Ahumada and M. T. Saenz
1093  Full Text
Water Permeability of Hypodermis Isolated from Clivia miniata Roots
Key words: Root, Hypodermis, Suberin, Water Permeability, Ionic Exchange Capacity
C. G. Casado and A. Heredia
1096  Full Text