Search Results - (Author, Cooperation:G. Rodighiero)

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  1. 1
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] More than half of all stars in the local Universe are found in massive spheroidal galaxies, which are characterized by old stellar populations with little or no current star formation. In present models, such galaxies appear rather late in the history of the Universe as the culmination of a ...
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  3. 3
  4. 4
    Staff View
    ISSN:
    0005-2787
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  5. 5
    Dall'Acqua, F. ; Marciani, S. ; Rodighiero, G.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0014-5793
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  6. 6
    Rodighiero, G. ; Chandra, P. ; Wacker, A.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0014-5793
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Staff View
    ISSN:
    0040-4020
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Chemistry and Pharmacology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Staff View
    ISSN:
    0014-5793
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  9. 9
    Staff View
    ISSN:
    0014-5793
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  10. 10
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Riassunto Le furocumarine possono legarsi in vitro al DNA ed, in misura molto minore, all'RNA. Per irradizione UV (3655 Å) in presenza di psoralene, tre virus a DNA sono stati inattivati, mentre nessun effetto è stato notato su altri tre virus ad RNA.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  11. 11
    Musajo, L. ; Rodighiero, G. ; Dall'Acqua, F.
    Springer
    Published 1965
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Riassunto Modificazioni negli spettri di fluorescenza si hanno irradiando (3655 Å) soluzioni di DNA o di nucleosidi e nucleotidi pirimidinici in presenza di furocumarine fotosensibilizzatrici. La formazione di nuovi composti nelle fotoreazioni tra psoralene e nucleosidi pirimidinici è stata confermata per cromatografia su carta.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  12. 12
    Musajo, L. ; Rodighiero, G.
    Springer
    Published 1962
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  13. 13
    Malesani, G. ; Rigatti, G. ; Rodighiero, G.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0040-4039
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Chemistry and Pharmacology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  14. 14
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  15. 15
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Riassunto Ricerche eseguite con bergaptene-O14CH3 confermano che tra questa sostanza ed il DNA avviene una fotoreazione in seguito ad irradiazione a 3655 å, che porta alla formazione di una stabile combinazione tra la furocumarina e lo stesso DNA.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  16. 16
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Riassunto È stata determinata la fotoreattività con DNA nativo di un gruppo di furocumarine per irradiazione a 365 nm. I valori ottenuti sono risultati in accordo con quelli di attività fotosensibilizzatrice cutanea posseduti dalle stesse sostanze.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  17. 17
    Caporale, G. ; Musajo, L. ; Rodighiero, G. ; Baccichetti, F.
    Springer
    Published 1967
    Staff View
    ISSN:
    1420-9071
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Riassunto Alcuni metil-derivati del psoralene hanno una attività fotosensibilizzatrice cutanea notevolmente più forte dello stesso psoralene, considerato finora la più attiva sostanza di questo gruppo. Il derivato, finora trovato con maggiore potere fotosensibilizzante è l'8-metilpsoralene.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  18. 18
    Staff View
    ISSN:
    1432-2099
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Physics
    Notes:
    Summary The angelicin-thymine photoadduct formed by irradiation (365 nm) of an aqueous solution of angelicin and tritiated thymine was isolated by preparative paper chromatography. Reirradiation of this photoadduct at wavelengths shorter than 334 nm splits the adduct, forming again the two parent compounds. A DNA-angelicin combination (8.30 μg angelicin per mg of DNA) was prepared by irradiating (365 nm) an aqueous solution of DNA with3H-angelicin. Reirradiation of this combination at wavelengths shorter than 312 nm releases3H-angelicin. The above mentioned conditions were employed to reactivate the photodamaged bacterial cells by angelicin. No reactivation was observed at shorter wavelengths; on the contrary, the lethality was higher after reirradiation. We conclude therefore, that the damage produced directly by the shorter wavelength radiations (formation of pyrimidine dimers) is greater than the small repair produced under our experimental conditions. Reirradiation of bacterial cells with visible light is a condition which activates the photoreactivating enzymes, which are able to provoke the cleavage of pyrimidine dimers. The inability to repair the photodamage caused by furocoumarins under these conditions suggests that this enzyme is highly specific for pyrimidine dimers. Though in both cases,i.e. pyrimidine-pyrimidine and pyrimidine-furocoumarine dimers a cyclo-butane ring is involved, the latter is not recognized by the photoreactivating enzyme.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses