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       | Contents Vol. 53c (1998) Jump to: No 3/4, No 5/6, No 7/8, No 9/10 No 11/12 Note: An underlined page number indicates that the article can be downloaded as PDF file. The Acrobat Reader for handling PDF files is freely available from http://www.adobe.com
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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 | 1 | ||
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 | 4 | ||
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 | 9 | ||
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 | 15 | ||
Substrate Specifity of Chlorophyllase from Different Plants
Key words: Chlorophyll, Chlorophyllase, Substrates Specifity, Vegetables, Zn pheophytin S. Schoch and M. Ihl | 21 | ||
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 | 27 | ||
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 | 33 | ||
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 | 39 | ||
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 | 49 | ||
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 | 55 | ||
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 | 60 | ||
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 | 65 | ||
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 | 69 | ||
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 | 82 | ||
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 | 89 | ||
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 | 93 | ||
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 | 101 | ||
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 | 107 | ||
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 | 117 | ||
Thyroid Hormone-Induced Changes in Cytoplasmic and Mitochondrial Proteins of
a Teleost
Key words: Triiodothyronine, Protein, Liver, Skeletal Muscle, Fish G. Tripathi | 120 | ||
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 | 125 | ||
Notes | |||
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 | 135 | ||
Structure/Odor-Relationships of Longifolene Derived Esters
Key words: Structure/Odor-Relationships, Longifolene H. Spreitzer, A. Pichler, J. Piringer and R. Wolf | 139 | ||
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 | 141 | ||
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 | 151 | ||
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 | 159 | ||
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 | 163 | ||
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 | 168 | ||
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 | 173 | ||
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 | 182 | ||
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 | 191 | ||
Chemical Composition of Egyptian Propolis
Key words: Propolis, Polyphenols, GC/MS R. Christov, V. Bankova, A. Hegazi, F. Abd El Hady and S. Popov | 197 | ||
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 | 201 | ||
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 | 210 | ||
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 | 228 | ||
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 | 233 | ||
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 | 241 | ||
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 | 250 | ||
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 | 254 | ||
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 | 264 | ||
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 | 273 | ||
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 | 279 | ||
Notes | |||
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 | 286 | ||
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 | 289 | ||
In vitro Influence of Phenylalanine on Acetylcholinesterase Activity and
DNA
Key words: Phenylalanine, Acetylcholinesterase, DNA K. H. Schulpis, G. A. Karikas and J. Tjamouranis | 291 | ||
Erratum | |||
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 | 295 | ||
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 | 305 | ||
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 | 311 | ||
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 | 318 | ||
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 | 325 | ||
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 | 331 | ||
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 | 341 | ||
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 | 347 | ||
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 | 352 | ||
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 | 359 | ||
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 | 369 | ||
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 | 378 | ||
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 | 383 | ||
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 | 389 | ||
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 | 398 | ||
Constituents of Brazilian Geopropolis
Key words: Geopropolis, Propolis, Polyphenols, Terpenoids V. Bankova, R. Christov, C. Marcucci and S. Popov | 402 | ||
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 | 407 | ||
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 | 416 | ||
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 | 421 | ||
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 | 425 | ||
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 | 431 | ||
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 | 439 | ||
Comparing Properties of Brains and Computers
Key words: Brain Research, Brains and Computers, Performance Comparison, Epistemological Limits of Natural Sciece, Consciousness H. Stieve | 445 | ||
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 | 455 | ||
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 | 480 | ||
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 | 504 | ||
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 | 510 | ||
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 | 518 | ||
Active Sensing - Closing Multiple Loops
Key words: Visual System, Feed Foreward and Feedback Interactions, Network Dynamics, Parallel Processing P. König and H. Luksch | 542 | ||
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 | 550 | ||
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 | 560 | ||
Sensory Ecology and Neural Coding in Anthropods
Key words: Sensory Ecology, Behaviour, neural Coding, Vision, Arthropods M. Egelhaaf, R. Klein and A.-K. Warzecha | 582 | ||
How Can Adaptive Behavioural Plasticity Be Implemented in the Mammalian
Brain?
Key words: Amygdala, Fear, Rat, Sensorimotor Gating, Startle Response M. Koch | 593 | ||
How It Is to Be the Brain of a Monkey
Key words: Monkey, Cortex, Social, Time, Perception J. Krüger | 599 | ||
An Introduction to Object Recognition
Key words: Form Perception, Categorization, Psychophysics, object Recognition, Shape Representation J. C. Liter and H. H. Bülthoff | 610 | ||
Motion Segmentation in Artificial and Biological Systems
Key words: Motion Detection, Segmentation, Motion Analysis, Independent Motion, Active Vision W. J. Gillner | 622 | ||
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 | 628 | ||
Varieties of Emergence in Artificial and Natural Systems
Key words: Emergence, Reduction, Connectionism, Qualia, Synergetics A. Stephan | 639 | ||
Emergence of Spatio-Temporal Patterns in Neuronal Activity
Key words: Neuronal Activity, Emergence of Spatio-Temporal Patterns I. Haalman and E. Vaadia | 657 | ||
Cellular Dynamics of Network Memory
Key words: Cortex, Memory Networks, Recurrent Model, Active Short-Term Memory, Nonhuman Primate J. M. Fuster | 670 | ||
Non-Linear Mechanism in the Brain
Key words: Neuronal Models, Non-Linear Dynamics, Stochastic Resonance, Chaos, Emergence G. Mayer-Kress | 677 | ||
Accurate Spike Synchronization in Cortex
Key words: Cortical Network, Cell Assemblies, Multi-Neuron Recordings, Neural Network Models, Synfire Chains S. Rotter and A. Aertsen | 686 | ||
Solutions for the Binding Problem
Key words: Visual Attention, Neuronal Synchrony, Cell Assemblies, Visual Cortex, Motor Cortex P. R. Roelfsema | 691 | ||
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 | 716 | ||
Emergence and the Cognitive Neuroscience Approach to Psychiatry
Key words: Emergence, Prefrontal Cortex, Neuropsychiatry, Decision Making, Volition Agency H. Walter | 723 | ||
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 | 738 | ||
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 | 752 | ||
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 | 765 | ||
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 | 770 | ||
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 | 779 | ||
Constituents of Cocoa Husks
Key words: Cocoa Husk, Mineral Elements, Vitamins, Phytic Acid, Phenolic Constituents J. S. Bonvehí and R. E. Jordŕ | 785 | ||
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 | 793 | ||
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 | 799 | ||
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 | 806 | ||
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 | 811 | ||
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 | 818 | ||
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 | 828 | ||
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 | 833 | ||
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 | 841 | ||
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 | 849 | ||
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 | 857 | ||
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 | 863 | ||
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 | 867 | ||
Scavenger Properties of Synthetic Naphthenic Methyl Esters
Key words: Oxygen Radical Scavengers, Synthetic Naphthenic Methyl Esters D. tajner, V. \'Cirin-Novta and A. Pavlovi\'c | 871 | ||
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 | 876 | ||
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 | 883 | ||
Phosphonolipids in the Mussel Mytilus galloprovincialis
Key words: Phospholipids, Phosphonolipids, Mytilus galloprovincialis, Mussel, Food Analysis D. M. Kariotoglou and S. K. Mastronicolis | 888 | ||
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 | 897 | ||
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 | 902 | ||
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 | 911 | ||
Notes | |||
Two New Saponins from Faba Bean (Vicia faba L.)
Key words: Saponins, Vicia faba R. Amarowicz, Y. Yoshiki and K. Okubo | 918 | ||
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 | 918 | ||
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 | 924 | ||
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 | 927 | ||
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 | 932 | ||
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 | 915 | ||
Erratum | |||
E. Wollenweber, M. Dörr, H. Fritz and K. M. Valant-Vetschera, Z. Naturforsch. 52c, 137-143 (1997). | 937 | ||
N u m b e r 11/12 | |||
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 | |
Notes | |||
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 |