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10:43, qui nov 21

Acesso Aberto/TP




EDIÇÃO ATUAL vol. 16, No. 4, 1993



Editorial Quim. Nova 1993, 16(4), 271

 

E. Bechara


Editorial

Total access: 565

Artigo Quim. Nova 1993, 16(4), 275-279

 

Nucleophilic Aromatic Photosubstitution Reactions in Aqueous Solution and in Organized Media

A. C. Tedesco, L. C. Nogueira, J. B. S. Bonilha, E. O. Alonso and F. H. Quina


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Total access: 996

Quim. Nova 1993, 16(4), 280-287

 

The Use of Basic Dyes as Photochemical Probes

M. G. Neumann and M. J. Tiera


PDF Compartilhar

Total access: 728

Quim. Nova 1993, 16(4), 288-293

 

Thermochemical Parameters for Molecules and Reaction Intermediates Containing the Diphenylmethyl Moiety

C. Bohne and J. C. Scaiano


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Total access: 632

Quim. Nova 1993, 16(4), 294-300

 

A Kinetic Study on the Photodynamic Properties of the Xanthene Dye Merbromin (Mercurochrome) and its Aggregates with Amino Acids in Aqueous Solution

G. Martínez, S. G. Bertolotti, O. E. Zimerman, N. A. García, D. O. Mártire and S. E. Braslavsky


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Total access: 719

Quim. Nova 1993, 16(4), 301-303

 

Biological Implications of Riboflavin Sensitized Photoproducts of Tryptophan. A Review.

E. Silva


PDF Compartilhar

Total access: 747

Quim. Nova 1993, 16(4), 304-307

 

Synthesis and Photochemistry of Oligonucleotides Containing Thiosubstituted Nucleobases. Model Photoreactions for DNA Photolesions

A. Favre, P. Laugâa, A. Woisard, P. Clivio and J.-L. Fourrey


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Total access: 735

Quim. Nova 1993, 16(4), 308-311

 

Thermolysis of 3-[(Trimethylsilyloxy)methyl]-3,4,4-trimethyl-1,2-dioxetane: Activation Parameters, Chemiexcitation Yields and Deprotection

A. L. Baumstark, T. Baranowski and P. C. Vasquez


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Total access: 923

Quim. Nova 1993, 16(4), 312-315

 

Triplet Carbonyl Species Generated from 3-Hidroxymethyl-3,4,4-trimethyl-1,2-dioxetane (HTMD) Induce on cis,trans Isomerization of Carotenóids

H. Sies, M. Hanusch, W. Stahl and A. R. Sundquist


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Total access: 804

Quim. Nova 1993, 16(4), 316-320

 

Furocoumarin Dioxetanes and Hydroperoxides as Novel Photobiological DNA-Damaging Agents

W. Adam, T. Mosandl, D. Ramaiah, C. R. Saha-Möller, B. Epe and D. Wild


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Total access: 769

Quim. Nova 1993, 16(4), 321-324

 

Luminescent Products from Ozonolysis Reactions

K. R. Kopecky


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Total access: 696

Quim. Nova 1993, 16(4), 325-327

 

Singlet Oxygen Oxidation of Organophosphorus Compounds: Cooxidation of Olefin with Phosphadioxirane

T. Akasaka, I. Kita, M. Haranaka and W. Ando


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Total access: 709

Quim. Nova 1993, 16(4), 328-336

 

Genetic Deleterious Effects of Singlet Oxygen

C. F. M. Menck, P. Di Mascio, L. F. Agnez, D. T. Ribeiro and R. C. Oliveira


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Total access: 689

Quim. Nova 1993, 16(4), 337-342

 

Polyamine Content and Cell Cycle in a Unicellular Alga. Data are Consistent with Polyamines' Function of Protecting DNA against Oxidative Damage by Singlet Oxygen

Y.-H. Mei, T. Wilson and A. U. Khan


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Total access: 719

Quim. Nova 1993, 16(4), 343-349

 

Spectroscopic Studies of Aggregation and Autoxidation Properties of the Polyene Antibiotic Amphotericim B

S. Schreier and M. T. Lamy-Freund


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Total access: 1225

Quim. Nova 1993, 16(4), 350-353

 

Peroxidase Catalyzed Electronic Excitations in Brazil and Canada: Isobutyraldehyde and Indole-Acetic Acid. The Importance of the Initiation Step

H. B. Dunford


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Total access: 739

Quim. Nova 1993, 16(4), 354-359

 

Phagocyte Luminescence: from Quantum Mechanical Considerations to Clinical Applications

R. C. Allen


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Total access: 693

Quim. Nova 1993, 16(4), 360-364

 

Stoichiometric Ratios of Reactive Oxygen Species Production by Polymorphonuclear Leukocites

A. G. Prat, M. Galleano, A. S. Llera and A. Boveris


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Total access: 732

Quim. Nova 1993, 16(4), 365-369

 

Hydroxyl Radical Formation in Biological Systems

I. Yamazaki


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Total access: 640

Quim. Nova 1993, 16(4), 370-372

 

In vivo Free Radical Formation Monitored by the Ascorbyl Radical

M. A. Pedro, M. Gatty and O. Augusto


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Total access: 671

Quim. Nova 1993, 16(4), 373-376

 

Enhanced Urinary Spontaneous Visible Luminescence in Smokers

E. A. Lissi, R. M. Salim-Hanna, L. A. Rojas, C. Silva and L. A. Videla


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Total access: 722

Quim. Nova 1993, 16(4), 377-380

 

Oxidative DNA Damage and Homeostasis of Intracellular Iron and Copper Ions

R. Meneghini, E. A. L. Martins and M. Calderaro


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Total access: 600

Quim. Nova 1993, 16(4), 381-384

 

The Role of Ca2+ in the Process of Mitochondrial Damage Associated with Oxidative Stress

A. E. Vercesi


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Total access: 699

Quim. Nova 1993, 16(4), 385-392

 

A Free Radical Hypothesis of Lead Poisoning and Inborn Porphyrias Associated with 5-Aminolevulinic Acid Overload

E. J. H. Bechara, M. H. G. Medeiros, H. P. Monteiro, M. Hermes-Lima, B. Pereira, M. Demasi, C. A. Costa, D. S. P. Abdalla, J. Onuki, C. M. A. Wendel and P. Di Mascio


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Total access: 738

On-line version ISSN 1678-7064 Printed version ISSN 0100-4042
Química Nova
Publicações da Sociedade Brasileira de Química
Caixa Postal: 26037 05513-970 São Paulo - SP
Tel/Fax: +55.11.3032.2299/+55.11.3814.3602
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