A Evidente

Summary

Affiliation: Federico II University
Country: Italy

Publications

  1. ncbi request reprint Ascosonchine, the enol tautomer of 4-pyridylpyruvic acid with herbicidal activity produced by Ascochyta sonchi
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochemistry 65:475-80. 2004
  2. doi request reprint Production of phytotoxins by Phoma exigua var. exigua, a potential mycoherbicide against perennial thistles
    Alessio Cimmino
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 8055 Portici, Italy
    J Agric Food Chem 56:6304-9. 2008
  3. pmc Hellebrin and its aglycone form hellebrigenin display similar in vitro growth inhibitory effects in cancer cells and binding profiles to the alpha subunits of the Na+/K+-ATPase
    Laetitia Moreno Y Banuls
    Laboratoire de Toxicologie, Faculte de Pharmacie, Universite Libre de Bruxelles, Brussels 1050, Belgium
    Mol Cancer 12:33. 2013
  4. doi request reprint The effect of stereochemistry on the biological activity of natural phytotoxins, fungicides, insecticides and herbicides
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Portici, Italy
    Chirality 25:59-78. 2013
  5. doi request reprint Afritoxinones A and B, dihydrofuropyran-2-ones produced by Diplodia africana the causal agent of branch dieback on Juniperus phoenicea
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, 80055 Portici, Italy
    Phytochemistry 77:245-50. 2012
  6. doi request reprint In vitro antibacterial activity of sphaeropsidins and chemical derivatives toward Xanthomonas oryzae pv. oryzae, the causal agent of rice bacterial blight
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Nat Prod 74:2520-5. 2011
  7. ncbi request reprint Structure-activity relationship studies of putaminoxins and pinolidoxins: phytotoxic nonenolides produced by phytopathogenic Phoma and Ascochyta species
    A Evidente
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Nat Toxins 6:183-8. 1998
  8. ncbi request reprint Chemical and biological characterisation of sapinopyridione, a phytotoxic 3,3,6-trisubstituted-2,4-pyridione produced by Sphaeropsis sapinea, a toxigenic pathogen of native and exotic conifers, and its derivatives
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, I 80055 Portici, Italy
    Phytochemistry 67:1019-28. 2006
  9. doi request reprint Phyllostoxin and phyllostin, bioactive metabolites produced by Phyllosticta cirsii, a potential mycoherbicide for Cirsium arvense biocontrol
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 56:884-8. 2008
  10. ncbi request reprint (-)-Amarbellisine, a lycorine-type alkaloid from Amaryllis belladonna L. growing in Egypt
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, I 80055 Portici, Italy
    Phytochemistry 65:2113-8. 2004

Collaborators

Detail Information

Publications72

  1. ncbi request reprint Ascosonchine, the enol tautomer of 4-pyridylpyruvic acid with herbicidal activity produced by Ascochyta sonchi
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochemistry 65:475-80. 2004
    ..Ascosonchine, characterised as (Z)-2-hydroxy-3-(4-pyridyl)-2-propenoic acid by spectroscopic methods, showed selective herbicidal properties, that are not associated with antibacterial, antifungal or zootoxic activities...
  2. doi request reprint Production of phytotoxins by Phoma exigua var. exigua, a potential mycoherbicide against perennial thistles
    Alessio Cimmino
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 8055 Portici, Italy
    J Agric Food Chem 56:6304-9. 2008
    ..Production of cytochalasins by P. exigua var. exigua strains isolated from C. arvense and S. arvensis is discussed in relation to chemotaxonomy and the biocontrol potential of the fungus...
  3. pmc Hellebrin and its aglycone form hellebrigenin display similar in vitro growth inhibitory effects in cancer cells and binding profiles to the alpha subunits of the Na+/K+-ATPase
    Laetitia Moreno Y Banuls
    Laboratoire de Toxicologie, Faculte de Pharmacie, Universite Libre de Bruxelles, Brussels 1050, Belgium
    Mol Cancer 12:33. 2013
    ..By contrast, the current study establishes a clear correlation between the IC50in vitro growth inhibitory concentration in human cancer cells and the Ki for the inhibition of activity of purified human α1β1 NaK...
  4. doi request reprint The effect of stereochemistry on the biological activity of natural phytotoxins, fungicides, insecticides and herbicides
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Portici, Italy
    Chirality 25:59-78. 2013
    ..This review deals with the relationships between the biological activity of some phytotoxins, seed germination stimulants, fungicides and insecticides, and their stereochemistry...
  5. doi request reprint Afritoxinones A and B, dihydrofuropyran-2-ones produced by Diplodia africana the causal agent of branch dieback on Juniperus phoenicea
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, 80055 Portici, Italy
    Phytochemistry 77:245-50. 2012
    ..This study represents the first report of secondary metabolites produced by D. africana. In addition, the taxonomic implications of secondary metabolites in Botryosphaeriaceae family studies are discussed...
  6. doi request reprint In vitro antibacterial activity of sphaeropsidins and chemical derivatives toward Xanthomonas oryzae pv. oryzae, the causal agent of rice bacterial blight
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Nat Prod 74:2520-5. 2011
    ..These findings may be useful in designing novel compounds for practical applications in agriculture...
  7. ncbi request reprint Structure-activity relationship studies of putaminoxins and pinolidoxins: phytotoxic nonenolides produced by phytopathogenic Phoma and Ascochyta species
    A Evidente
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Nat Toxins 6:183-8. 1998
    ..None of the assayed nonenolides showed antifungal activity, whereas pinolidoxin analogs and derivatives showed high to weak zootoxicity...
  8. ncbi request reprint Chemical and biological characterisation of sapinopyridione, a phytotoxic 3,3,6-trisubstituted-2,4-pyridione produced by Sphaeropsis sapinea, a toxigenic pathogen of native and exotic conifers, and its derivatives
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, I 80055 Portici, Italy
    Phytochemistry 67:1019-28. 2006
    ..These activities appear related to the presence of both pyridione and oxiran rings. Also the carbonyl group of the side chain seems to play a role into impart activity...
  9. doi request reprint Phyllostoxin and phyllostin, bioactive metabolites produced by Phyllosticta cirsii, a potential mycoherbicide for Cirsium arvense biocontrol
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 56:884-8. 2008
    ..These results further support the focused approach of finding novel metabolites with herbicidal properties by looking at the culture extracts of weed fungal pathogens...
  10. ncbi request reprint (-)-Amarbellisine, a lycorine-type alkaloid from Amaryllis belladonna L. growing in Egypt
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, I 80055 Portici, Italy
    Phytochemistry 65:2113-8. 2004
    ..By using HPTLC technique we also carried out a comparative study of the relative and total alkaloidal content at two different stages of plant growth. Finally, the antimicrobial activity of the isolated alkaloids was assayed...
  11. doi request reprint Citrantifidiene and citrantifidiol: bioactive metabolites produced by Trichoderma citrinoviride with potential antifeedant activity toward aphids
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 56:3569-73. 2008
    ..The pure metabolites influenced the feeding preference of S. graminum restraining individuals from feeding on wheat leaves dipped in 5% aqueous methanol solution containing 0.57 mg/mL of citrantifidiene or 0.91 mg/mL of citrantifidiol...
  12. ncbi request reprint Drazepinone, a trisubstituted tetrahydronaphthofuroazepinone with herbicidal activity produced by Drechslera siccans
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, I 80055 Portici, Italy
    Phytochemistry 66:715-21. 2005
    ..Its original chemical structure and the interesting biological properties make drazepinone a potential natural herbicide...
  13. ncbi request reprint Biscopyran, a phytotoxic hexasubstituted pyranopyran produced by Biscogniauxia mediterranea, a fungus pathogen of cork oak
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, 80055 Portici, Italy
    J Nat Prod 68:568-71. 2005
    ..On a nonhost plant, tomato, biscopyran caused wilting. Phenylacetic acid, assayed at the same concentration, was toxic to Q. suber, while on tomato cuttings it induced internal tissue collapse on the stem...
  14. ncbi request reprint Stimulation of Orobanche ramosa seed germination by fusicoccin derivatives: a structure-activity relationship study
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita degli Studi di Napoli Federico II, Via Universita 100, I 80055 Portici, Italy
    Phytochemistry 67:19-26. 2006
    ....
  15. ncbi request reprint Stagonolides B-F, nonenolides produced by Stagonospora cirsii, a potential mycoherbicide of Cirsium arvense
    Antonio Evidente
    Dipartmento di Sciencze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Porici, Italy
    J Nat Prod 71:31-4. 2008
    ..Stagonolide (1) and stagonolide C (3) were weakly toxic to Colpoda steinii, a protozoan, when tested at 0.05 mg/mL, with the other stagonolides nontoxic. A number of structure-activity relationship observations were made...
  16. ncbi request reprint Herbicidal potential of ophiobolins produced by Drechslera gigantea
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 54:1779-83. 2006
    ..This is the first report about the production of ophiobolins from D. gigantea and of the proposed use as potential natural herbicides against grass weeds...
  17. ncbi request reprint Trigoxazonane, a monosubstituted trioxazonane from Trigonella foenum-graecum root exudate, inhibits Orobanche crenata seed germination
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochemistry 68:2487-92. 2007
    ..crenata seed germination, respectively. The most active metabolite is a new monosubstituted trioxazonane, characterized by spectroscopic methods as the 2-butyl-[1,4,7,2]trioxazonane and named trigoxazonane...
  18. ncbi request reprint Diplobifuranylones A and B, 5'-monosubstituted tetrahydro-2H-bifuranyl-5-ones produced by Diplodia corticola, a fungus pathogen of cork oak
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, 80055 Portici, Italy
    J Nat Prod 69:671-4. 2006
    ..Assayed on a nonhost plant, diplobifuranylones A and B did not show phytotoxic activity. In an Artemia salina larvae lethality bioassay neither 1 nor 2 was toxic at the highest concentration tested (300 microg/mL)...
  19. ncbi request reprint Relation between in vitro production of ascosonchine and virulence of strains of the potential mycoherbicide Ascochyta sonchi: a method for its quantification in complex samples
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Portici, Italy
    Phytochem Anal 17:357-64. 2006
    ..The most productive strain synthesised more than 8 mg/L when grown for 8 weeks in static conditions...
  20. ncbi request reprint Ophiobolin E and 8-epi-ophiobolin J produced by Drechslera gigantea, a potential mycoherbicide of weedy grasses
    Antonio Evidente
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochemistry 67:2281-7. 2006
    ..They were characterized using essentially spectroscopic methods. It is noteworthy that D. gigantea produces such a plethora of bioactive organic substances. Some structure-activity relationship results are also discussed in this report...
  21. ncbi request reprint Cytochalasins Z4, Z5, and Z6, three new 24-Oxa[14]cytochalasans produced by Phoma exigua var. heteromorpha
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, I 80055 Portici, Italy
    J Nat Prod 66:1540-4. 2003
    ..On brine shrimp, at the same concentration, only Z5 had a minor effect, with 20% mortality, whereas the other two metabolites proved to be inactive...
  22. ncbi request reprint Viridepyronone, a new antifungal 6-substituted 2H-pyran-2-one produced by Trichoderma viride
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, 80055 Portici, Italy
    J Agric Food Chem 51:6957-60. 2003
    ..rolfsii, and its minimum inhibitory concentration (over 90% inhibition) was found to be 196 microg/mL. This is the first report of viridepyronone produced by any species of fungi...
  23. ncbi request reprint Trans-4-aminoproline, a phytotoxic metabolite with herbicidal activity produced by Ascochyta caulina
    A Evidente
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Portici, Italy
    Phytochemistry 53:231-7. 2000
    ..This is the first report on trans-4-aminoproline as naturally occurring compound and phytotoxic metabolite produced by A. caulina...
  24. ncbi request reprint Relationships between the stereochemistry and biological activity of fungal phytotoxins
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Chirality 23:674-93. 2011
    ..The importance of determining the absolute configuration to achieve the total synthesis of some phytotoxins, interesting for their potential practical application, is also discussed...
  25. ncbi request reprint Determination of Ascochyta caulina phytotoxins by high-performance anion exchange chromatography and pulsed amperometric detection
    A Evidente
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochem Anal 12:383-7. 2001
    ..The chemical characterisation of the third toxin purified from A. caulina culture filtrates is also reported...
  26. doi request reprint Soyasapogenol B and trans-22-dehydrocam- pesterol from common vetch (Vicia sativa L.) root exudates stimulate broomrape seed germination
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Portici, Italy
    Pest Manag Sci 67:1015-22. 2011
    ..An alternative control method is the induction of suicidal seed germination with natural substances isolated from root exudates of host and non-host plants...
  27. ncbi request reprint Sphaeropsidins D and E, two other pimarane diterpenes, produced in vitro by the plant pathogenic fungus Sphaeropsis sapinea f. sp. cupressi
    Antonio Evidente
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochemistry 59:817-23. 2002
    ..Symptoms appeared in a period of time (6 days after toxin-treatment) shorter than that for sphaeropsidin A. Sphaeropsidin E assayed at 0.2 mg ml(-1) did not produce any symptom on the same cypress species tested with sphaeropsidin D...
  28. ncbi request reprint Cytochalasins Z1, Z2 and Z3, three 24-oxa[14]cytochalasans produced by Pyrenophora semeniperda
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, I 80055 Portici, Italy
    Phytochemistry 60:45-53. 2002
    ..The possibility of using these metabolites in biological control strategies is discussed...
  29. doi request reprint Sphaeropsidones, phytotoxic dimedone methyl ethers produced by Diplodia cupressi: a structure-activity relationship study
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Nat Prod 74:757-63. 2011
    ..This finding could be useful in devising new natural fungicides for practical application in agriculture...
  30. ncbi request reprint Viridenepoxydiol, a new pentasubstituted oxiranyldecene produced by Trichoderma viride
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, 80055 Portici, Italy
    J Agric Food Chem 54:6588-92. 2006
    ..It showed inhibitor effect on mycelial growth of S. rolfsii and its minimum inhibitory concentration (over 90% inhibition) was found to be 396 mug/mL. This is the first time that viridenepoxydiol was reported...
  31. doi request reprint Papyracillic acid, a phytotoxic 1,6-dioxaspiro[4,4]nonene produced by Ascochyta agropyrina Var. nana, a potential mycoherbicide for Elytrigia repens biocontrol
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Portici, Italy
    J Agric Food Chem 57:11168-73. 2009
    ..Hence, papyracillic acid and its analogues have potential as nonselective herbicides of natural origin. Some structure-activity relationship observations for papyracillic acid and its derivatives were also made...
  32. ncbi request reprint Diplopyrone, a new phytotoxic tetrahydropyranpyran-2-one produced by Diplodia mutila, a fungus pathogen of cork oak
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta e dell Ambiente, Universita di Napoli Federico II, 80055 Portici, Italy
    J Nat Prod 66:313-5. 2003
    ..Diplopyrone assayed at a 0.01-0.1 mg/mL concentration range caused necrosis and wilting on cork oak cuttings. On a nonhost plant, tomato, diplopyrone caused brown discoloration or stewing on the stem...
  33. doi request reprint Bisorbicillinoids produced by the fungus Trichoderma citrinoviride affect feeding preference of the aphid Schizaphis graminum
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055, Portici, Italy
    J Chem Ecol 35:533-41. 2009
    ..Taste neurons sensitive to these compounds, particularly to bislongiquinolide, were located on tarsi of the S. graminum alate morphs...
  34. doi request reprint Flufuran, an antifungal 3,5-disubstituted furan produced by Aspergillus flavus link
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Portici
    Chem Biodivers 6:328-34. 2009
    ..Although flufuran appears to be identical to a fungal metabolite isolated previously from some Polyporus spp., its interesting antifungal activity has never been reported before...
  35. doi request reprint Stagonolides G-I and modiolide A, nonenolides produced by Stagonospora cirsii, a potential mycoherbicide for Cirsium arvense
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Università di Napoli Federico II, Via Università 100, 80055 Portici, Italy
    J Nat Prod 71:1897-901. 2008
    ..arvense. Only stagonolide H inhibited chicory seedling root growth. The most potent toxin, stagonolide H, indicated selectivity when tested on leaves of eight different plants: Canada thistle was most sensitive to the compound...
  36. pmc Biological evaluation of structurally diverse amaryllidaceae alkaloids and their synthetic derivatives: discovery of novel leads for anticancer drug design
    Antonio Evidente
    Dipartimento di Scienze, del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Portici, Italy
    Planta Med 75:501-7. 2009
    ..The anti-invasive activity of buphanamine is particularly promising because this alkaloid is not toxic to cells even at much higher doses. This work has resulted in the identification of several novel leads for anticancer drug design...
  37. ncbi request reprint O-specific polysaccharide structure of the aqueous lipopolysaccharide fraction from Xanthomonas campestris pv. vitians strain 1839
    A Molinaro
    Dipartimento di Chimica Organica e Biologica, Universita di Napoli Federico II, Naples, Italy
    Carbohydr Res 328:435-9. 2000
    ....
  38. doi request reprint Glycoalkaloid profile in potato haploids derived from solanum tuberosum-S. bulbocastanum somatic hybrids
    Domenico Carputo
    Department of Soil, Plant, Environmental and Animal Production Sciences, Via Universita 100, I 80055 Portici
    Chem Biodivers 7:1885-92. 2010
    ..The nature of the newly formed GAs will be further investigated, because they may represent new metabolites that can be used against pest and diseases, or are useful for human health...
  39. ncbi request reprint 5,7-Diamino-5,7,9-trideoxynon-2-ulosonic acid: a novel sugar from a phytopathogenic Pseudomonas lipopolysaccharide
    Maria Michela Corsaro
    Dipartimento di Chimica Organica e Biochimica, Universita Federico II, Complesso Universitario Monte S Angelo, Via Cintia, 4, I 80126, Naples, Italy
    Carbohydr Res 337:955-9. 2002
    ..The structure was obtained both with NMR and MS methodologies. To the best of our knowledge, this is the first example of 3-hydroxylated non-2-ulosonic acid...
  40. ncbi request reprint Structural determination of the O-specific chain of the lipopolysaccharide from the mushrooms pathogenic bacterium Pseudomonas tolaasii
    Antonio Molinaro
    Dipartimento di Chimica Organica e Biochimica, Universita di Napoli Federico II, Complesso Universitario Monte Sant Angelo, Via Cintia 4, 80126, Napoli, Italy
    Carbohydr Res 338:1251-7. 2003
    ..novel tetrasaccharide repeating unit built up of two units of 2-acetamido-2,6-di-deoxy-glucopyranose (Quinovosamine, QuipNAc) and two units of 2-acetamido-2-deoxy-gulopyranuronamide (GulpNAcAN), one of which is acetylated at C-3 position:..
  41. ncbi request reprint O-Specific chain structure from the lipopolysaccharide fraction of Pseudomonas reactans: a pathogen of the cultivated mushrooms
    Antonio Molinaro
    Dipartimento di Chimica Organica e Biochimica, Universita di Napoli Federico II, Via Cintia 4, I 80126, Naples, Italy
    Carbohydr Res 337:467-71. 2002
    ....
  42. ncbi request reprint HPLC analysis of fusaric acid, 9,10-dehydrofusaric acid and their methyl esters, toxic metabolites from weed pathogenic Fusarium species
    Carmine Amalfitano
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Phytochem Anal 13:277-82. 2002
    ..nygamai and F. udum. Fusaric acid has been isolated and identified from a strain of F. udum for the first time...
  43. doi request reprint Polyphenols, including the new Peapolyphenols A-C, from pea root exudates stimulate Orobanche foetida seed germination
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 58:2902-7. 2010
    ..As characterized by spectroscopic methods, peapolyphenols A-C proved to be differently functionalized polyphenols with hydroxy and methoxy groups on both the aromatic rings and the propyl chain...
  44. ncbi request reprint Metabolites inhibiting germination of Orobanche ramosa seeds produced by Myrothecium verrucaria and Fusarium compactum
    Anna Andolfi
    Dipartimento di Scienze del Suolo della Pianta e dell Ambiente, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 53:1598-603. 2005
    ..All the trichothecenes proved to be potent inhibitors of O. ramosa seed germination and possess strong zootoxic activity when assayed on Artemia salina brine shrimps. Verrucarin E is inactive on both seed germination and zootoxic assay...
  45. doi request reprint Alternethanoxins A and B, polycyclic ethanones produced by Alternaria sonchi , potential mycoherbicides for Sonchus arvensis biocontrol
    Antonio Evidente
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    J Agric Food Chem 57:6656-60. 2009
    ..Hence, alternethanoxins A and B have potential as nonselective natural herbicides. Some structure-activity relationship observations were also made...
  46. doi request reprint Phenazines and cancer
    A Cimmino
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Via Universita 100, 80055 Portici, Italy
    Nat Prod Rep 29:487-501. 2012
    ..The present review fills this gap in the literature and discusses both natural and synthetic phenazines with a critical focus on in vitro, in vivo and available clinical anti-cancer activities of these compounds...
  47. ncbi request reprint Immunostimulant (1 --> 3)-D-glucans from the cell wall of Cryphonectria parasitica (Murr.) Barr strain 263
    A Molinaro
    Dipartimento di Chimica Organica e Biologica, Universita di Napoli Federico II, Naples, Italy
    Carbohydr Res 329:441-5. 2000
    ..Both fractions possess immunological activity, being able to induce the production of either tumour necrosis factor alpha (TNF-alpha) or nitrite (NO2-)...
  48. ncbi request reprint A highly convenient synthesis of hydroxytyrosol and its recovery from agricultural waste waters
    R Capasso
    Dipartimento di Scienze Chimico Agrarie, Universita di Napoli Federico II, Italy
    J Agric Food Chem 47:1745-8. 1999
    ..A brief discussion is given on the economical and ecological aspects regarding the production of hydroxytyrosol...
  49. ncbi request reprint The structure of the O-specific polysaccharide of the lipopolysaccharide from Pantoea agglomerans strain FL1
    Alessio Cimmino
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita degli Studi di Napoli Federico II, I 80055 Portici NA, Italy
    Carbohydr Res 343:392-6. 2008
    ..savastanoi in young and apparently intact olive knots. By means of compositional and methylation analyses, and NMR spectroscopy, the chemical repeating unit of the polymer was identified as a linear tetrasaccharide of the structure:..
  50. doi request reprint Glycoalkaloids as biomarkers for recognition of cultivated, wild, and somatic hybrids of potato
    Salvatore Savarese
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Università di Napoli Fedrico II, Via Universita 100, I 80055 Portici
    Chem Biodivers 6:437-46. 2009
    ..bulbocastanum and its somatic hybrids was ascertained by chemical degradation and spectroscopic analysis of their aglycones and sugar moieties. Our results suggest their close relation with GAs of both wild and cultivated potato species...
  51. doi request reprint Host and non-host plant response to bacterial wilt in potato: role of the lipopolysaccharide isolated from Ralstonia solanacearum and molecular analysis of plant-pathogen interaction
    Nunzio Esposito
    Dipartimento di Scienze del Suolo, della Pianta, dell Ambiente e delle Produzioni Animali, Universita di Napoli Federico II, Portici NA, Italy
    Chem Biodivers 5:2662-75. 2008
    ..commersonii-resistant genotypes, which could be involved in the plant-pathogen incompatible reaction. Furthermore, a specific EST collection of the Ralstonia-potato interaction has been built up...
  52. ncbi request reprint Structural determination of lipid A of the lipopolysaccharide from Pseudomonas reactans. A pathogen of cultivated mushrooms
    Alba Silipo
    Dipartimento di Chimica Organica e Biochimica, Universita degli Studi di Napoli Federico II, Napoli, Italy
    Eur J Biochem 269:2498-505. 2002
    ..Interestingly, the pentacyl lipid A is lacking a primary fatty acid, namely the C10:0 (3-OH) at position C-3'. The potential biological meaning of this peculiar lipid A is also discussed...
  53. ncbi request reprint Lipopolysaccharides possessing two L-glycero-D-manno-heptopyranosyl-alpha -(1-->5)-3-deoxy-D-manno-oct-2-ulopyranosonic acid moieties in the core region. The structure of the core region of the lipopolysaccharides from Burkholderia caryophylli
    Antonio Molinaro
    Dipartimento di Chimica Organica e Biochimica, Università degli studi di Napoli Federico 11, I 80126 Napoli, Italy
    J Biol Chem 277:10058-63. 2002
    ..Structure I All sugars are pyranoses and alpha-linked, if not stated otherwise. Hep is l-glycero-d-manno-heptose, Kdo is 3-deoxy-d-manno-oct-2-ulosonic acid...
  54. ncbi request reprint Synthesis and biological evaluation of aromatic analogues of conduritol F, L-chiro-inositol, and dihydroconduritol F structurally related to the amaryllidaceae anticancer constituents
    Artem S Kireev
    Department of Chemistry, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801, USA
    J Org Chem 71:5694-707. 2006
    ..Significantly, these series provide rare examples of simple aromatic conduritol and inositol analogues and, therefore, this study expands the chemistry and biology of these important classes of compounds...
  55. doi request reprint Stimulation of seed germination of Orobanche species by ophiobolin A and fusicoccin derivatives
    Monica Fernández-Aparicio
    Instituto de Agricultura Sostenible, Consejo Superior de Investigaciones Cientificas CSIC, Apdo 4084, 14080 Cordoba, Spain
    J Agric Food Chem 56:8343-7. 2008
    ..The most sensitive species appeared to be O. aegyptica, O. cumana, O. minor, and to a lesser extent, O. ramosa...
  56. ncbi request reprint The structure of the O-specific polysaccharide of the lipopolysaccharide from Burkholderia gladioli pv. agaricicola
    Gnuni Karapetyan
    Division of Structural Biochemistry, Research Center Borstel, Leibniz Center for Medicine and Biosciences, D 23845 Borstel, Germany
    Carbohydr Res 341:930-4. 2006
    ..carbohydrate structure: see text]..
  57. ncbi request reprint Nonenolides and cytochalasins with phytotoxic activity against Cirsium arvense and Sonchus arvensis: a structure-activity relationships study
    Alexander Berestetskiy
    All Russian Institute of Plant Protection, Russian Academy of Agricultural Sciences, Pushkin, Saint Petersburg 196608, Russia
    Phytochemistry 69:953-60. 2008
    ....
  58. ncbi request reprint Assignment of the absolute configuration of (+)-diplopyrone, the main phytotoxin produced by Diplodia mutila, the pathogen of the cork oak decline, by a nonempirical analysis of its chiroptical properties
    Egidio Giorgio
    Dipartimento di Chimica, Universita della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    J Org Chem 70:7-13. 2005
    ..A comparison of advantages and limitations of the two methods of analysis is also presented...
  59. ncbi request reprint Tolaasins A--E, five new lipodepsipeptides produced by Pseudomonas tolaasii
    Carla Bassarello
    Dipartimento di Scienze Farmaceutiche, Universita di Salerno, Fisciano, Italy
    J Nat Prod 67:811-6. 2004
    ..The structure-activity relationships of these toxins are discussed...
  60. pmc Chemistry, biology, and medicinal potential of narciclasine and its congeners
    Alexander Kornienko
    Department of Chemistry, New Mexico Institute of Mining and Technology, Socorro, 801 Leroy Place, New Mexico 87801, USA
    Chem Rev 108:1982-2014. 2008
  61. ncbi request reprint Studies on structure-activity relationship of sphaeropsidins A-F, phytotoxins produced by Sphaeropsis sapinea f. sp. cupressi
    Lorenzo Sparapano
    Dipartimento di Biologia e Patologia Vegetale, Universita di Bari, I 70126, Bari, Italy
    Phytochemistry 65:189-98. 2004
    ....
  62. ncbi request reprint Structure-activity relationships of derivatives of fusapyrone, an antifungal metabolite of Fusarium semitectum
    Claudio Altomare
    Istituto di Scienze delle Produzioni Alimentari, CNR, 70125 Bari, Italy
    J Agric Food Chem 52:2997-3001. 2004
    ..cinerea and at high concentration (25-50 microg/mL). None of the compounds 1-10 inhibited the growth of the biocontrol yeasts Pichia guilliermondii and Rhodotorula glutinis at the highest concentration tested (50 microg/mL)...
  63. ncbi request reprint Acid-promoted reaction of the stilbene antioxidant resveratrol with nitrite ions: mild phenolic oxidation at the 4'-hydroxystiryl sector triggering nitration, dimerization, and aldehyde-forming routes
    Lucia Panzella
    Department of Organic Chemistry and Biochemistry, delle Piante e dell Ambiente, University of Naples Federico II, Naples, Italy
    J Org Chem 71:4246-54. 2006
    ....
  64. ncbi request reprint Biological characterization of white line-inducing principle (WLIP) produced by Pseudomonas reactans NCPPB1311
    Pietro Lo Cantore
    Dipartimento di Biologia, Difesa e Biotecnologie Agro Forestali, Universita degli Studi della Basilicata, Viale dell Ateneo Lucano 10, 85100 Potenza, Italy
    Mol Plant Microbe Interact 19:1113-20. 2006
    ..reactans lack WLIP production suggests that WLIP may play an important role in the interaction of the producing bacterium P. reactans and cultivated mushrooms...
  65. ncbi request reprint Absolute configuration of natural cyclohexene oxides by time dependent density functional theory calculation of the optical rotation: the absolute configuration of (-)-sphaeropsidone and (-)-episphaeropsidone revised
    Benedetta Mennucci
    Dipartimento di Chimica e Chimica Industriale, Universita di Pisa, Via Risorgimento 35, 56100 Pisa, Italy
    J Org Chem 72:6680-91. 2007
    ..This strongly indicates that the ACs previously assigned to these compounds in the literature are not correct and that the TDDFT prediction of OR values has become by now a practicable tool for AC assignments...
  66. ncbi request reprint A survey of synthetic and natural phytotoxic compounds and phytoalexins as potential antimalarial compounds
    Joanna Bajsa
    National Center for Natural Products Research, School of Pharmacy, University of Mississippi, MS 38677, U S A
    Biol Pharm Bull 30:1740-4. 2007
    ....
  67. pmc Reduction of olive knot disease by a bacteriocin from Pseudomonas syringae pv. ciccaronei
    Paola Lavermicocca
    Istituto Tossine e Micotossine da Parassiti Vegetali, C N R, V le Einaudi 51, 70125 Bari, Italy
    Appl Environ Microbiol 68:1403-7. 2002
    ..These results suggest that bacteriocin from P. syringae pv. ciccaronei can be used effectively to control the survival of the causal agent of olive knot disease and to prevent its multiplication at inoculation sites...
  68. ncbi request reprint The structure of a putative exopolysaccharide of Burkholderia gladioli pv. agaricicola
    Zbigniew Kaczynski
    Division of Structural Biochemistry, Research Center Borstel, Leibniz Center for Medicine and Biosciences, D 23845 Borstel, Germany
    Carbohydr Res 341:285-8. 2006
    ..By means of chemical analyses and NMR spectroscopy, the repeating unit of the polymer was shown to be a linear tetrasaccharide with the structure. [carbohydrates: see text]...
  69. ncbi request reprint A left-handed alpha-helix containing both L- and D-amino acids: the solution structure of the antimicrobial lipodepsipeptide tolaasin
    Fabrice Jourdan
    Istituto di Chimica Biomolecolare del CNR, Comprensorio Olivetti, Pozzuoli, Napoli, Italy
    Proteins 52:534-43. 2003
    ....
  70. ncbi request reprint Extension of the J-based configuration analysis to multiple conformer equilibria: an application to sapinofuranone A
    Paola Cimino
    Dipartimento di Scienze Farmaceutiche, Universita di Salerno, Via Ponte Don Melillo, 84084 Fisciano SA, Italy
    Org Lett 4:2779-82. 2002
    ..This method, based on a combination of computational techniques and NMR spectroscopy, uses ab initio calculations to predict a set of theoretical homo- and heteronuclear J values which can be compared against experimental NMR data...
  71. pmc Inhibition of species of the Aspergillus section Nigri and ochratoxin a production in grapes by fusapyrone
    Mara Favilla
    Istituto di Scienze delle Produzioni Alimentari, CNR, Via Giovanni Amendola 122 O, 70125 Bari, Italy
    Appl Environ Microbiol 74:2248-53. 2008
    ..5 ng/g of grape; three experiments), were obtained with the application of either 100 or 50 mug/ml of FP (0.6 or 5.1 ng/g of grape, respectively)...
  72. ncbi request reprint Exopolysaccharides produced by plant pathogenic bacteria affect ascorbate metabolism in Nicotiana tabacum
    Maria C de Pinto
    Dipartimento di Biologia e Patologia Vegetale, Universita degli Studi di Bari, Via E Orabona 4, I 70125 Bari, Italy
    Plant Cell Physiol 44:803-10. 2003
    ..The possibility that specific EPSs could act as signals in the plant-pathogenic bacteria interaction is discussed...