Table of contents

Volume 18, Issue 3, 2008

Editorial

Trabalhos originais
**Anti-inflammatory and analgesic activities of Hypericum brasiliense (Willd) standardized extract**
Perazzo, Fábio F.; Lima, Leonardo M.; Padilha, Marina de Mesquita; Rocha, Leandro M.; Sousa, Pergentino J. C.; Carvalho, José Carlos T.

**Influence of an aqueous extract of Hypericum perforatum (Hypericin) on the survival of Escherichia coli AB1157 and on the electrophoretic mobility of pBSK plasmid DNA**
Santos-Filho, Sebastião D.; Bernardo, Raquel M.; Santos, Kelly C. M.; Fonseca, Adenilson S.; Bernardo-Filho, Mario

Antidiabetic and antiradical activities of plants from Venezuelan Amazon
Rodríguez, María; Hasegawa, Masahisa; González-Mújica, Freddy; Motta, Norma; Castillo, Anibal; Castillo, Jimmy; Zea, Elsa; Mora, Kiby; Sousa, Luis; González, Alejandro; Camejo, David

**Hypoglycemic effect of the hydroalcoholic extract of leaves of Averrhoa carambola L. (Oxalidaceae)**
Ferreira, Edilene B.; Fernandes, Luiz Claudio; Galende, Sharize B.; Cortez, Diogenes A. G.; Bazotte, Roberto B.

**Evaluation of antinociceptive and antiinflammatory effects of Croton pullei var. glabrior Lanj. (Euphorbiaceae)**
Rocha, Fábio F.; Neves, Evandro M. N.; Costa, Elson A.; Matos, Lécia G.; Müller, Adolfo H.; Guilhon, Giselle M. S. P.; Cortes, Wellington S.; Vanderlinde, Frederico A.

In vitro activity of the alkaloids mixture of Ervatamia coronaria (Jacq) Staff. Apocynaceae on Leishmania braziliensis amastigotes
Moreno Rodríguez, Amanda; Robles Camargo, Jorge; Bello García, Felio J.

**Effect of the decontamination using gamma irradiation on the essential oil of Turnera diffusa Wild.**
Camargo, Ely Eduardo Saranz; Telascrea, Marcelo; Vilegas, Wagner

**A proposal for the quality control of Tanacetum parthenium (feverfew) and its hydroalcoholic extract**
Chaves, Juliana Siqueira; Da Costa, Fernando Batista

**Secondary metabolites isolated from Richardia brasiliensis Gomes (Rubiaceae)**
Pinto, Danielle S.; Tomaz, Anna Cláudia de A.; Tavares, Josean F.; Tenório-Souza, Fábio H.; Dias, Celidarque da Silva; Braz-Filho, Raimundo; da-Cunha, Emídio V. L.

**Chemical variability of the essential oil of the leaves from six individuals of Duguetia furfuracea (Annonaceae)**
Valter, Janaina L.; Alencar, Karina M. C.; Sartori, Ângela L. B.; Nascimento, Evandro A.; Chang, Roberto; Morais, Sérgio A. L. de; Laura, Valdemir A.; Yoshida, Nídia C.; Carollo, Carlos A.; Silva, Denise B. da; Grassi, Rafaela F.; Fabri, João R.; Siqueira, João M. de

**An easily detectable chemical marker for the Baccharis dracunculifolia propolis**
Nascimento, Evandro A.; Chang, Roberto; Morais, Sérgio A. L.; Piló-Veloso, Dorila; Reis, Débora Costa

**Phytochemical study of guava (Psidium guajava L.) with potential antioxidant activity aiming at developing a phytocosmetic formulation**
Iha, Silvia M.; Migliato, Ketylin F.; Vellosa, José C. R.; Sacramento, Luis Vitor S.; Pietro, Rosemeire C. L. R.; Isaac, Vera L. B.; Brunetti, Iguatemy L.; Corrêa, Marcos A.; Salgado, Hérida R. N.

**Investigation of the presence of ephedrines in Ephedra tweediana Fisch & C.A. Meyer and E. triandra Tul. (Ephedraceae) collected in Porto Alegre/RS**
Boff, Bruna de S.; Sebben, Viviane C.; Paliosa, Patrícia K.; Azamuja, Ingrid; Singer, Rodrigo B.; Limberger, Renata P.

**Anatomical and chemical characterization of the leaf and root system of Hydrocotyle umbellata (Apiaceae)**
Martins, Maria Bernadete Gonçalves; Marconi, Ana Paula; Cavalhiro, Alberto J.; Rodrigues, Selma D.

**Anatomical considerations and essential oil analysis of the hypanthium and the fruit of Hennecartia omphalandra J. Poisson (Monimiaceae)**
Marques, Carlos A.; Leitão, Gilda G.; Bizzo, Humberto R.; Kranz, Walter M.; Peixoto, Ariane L.; Vieira, icardo C.

**Pharmacological properties of the ethanol extract from Eremanthus erythropappus (DC.) McLeisch (Asteraceae)**
Silvério, Marcelo S.; Sousa, Orlando V.; Del-Vechio-Vieira, Glauciemar; Miranda, Mariza A.; Matheus, Filipe C.; Kaplan, Maria A. C.

**Antimicrobial activity of Lippia alba (Mill.) N. E. Brown (Verbenaceae)**
Aguiar, Jaciana S.; Costa, Maria C. C. D.; Nascimento, Silene C.; Sena, Kêsia X. F. R.

**Evaluation of the toxicity and antiulcerogenic activity of the ethanol extract of Maytenus obtusifolia Mart. leaves**
Mota, Kelly Samara de Lira; Pita, João Carlos Lima Rodrigues; Estevam, Ethiene Castellucci; Medeiros, Viviane Marcelino; Tavares, Josean Fechine; Agra, Maria deFátima;Diniz, Margareth de Fátima Formiga Melo; Silva, Marcelo Sobral da; Batista, Leônia Maria

Trabalhos de divulgação
Propolis: updates on chemistry and pharmacology
Lustosa, Sarah R.; Galindo, Alexandre B.; Nunes, Lívio C. C.; Randau, Karin P.; Rolim Neto, Pedro J..

Potential interactions between drugs and valerian or garlic herbal medicines
Alexandre, Rodrigo F.; Bagatini, Fabíola; Simões, Cláudia M. O.

The medicinal plants monographs
Veiga Junior, Valdir F.; Mello, João Carlos P.

Trabalhos de revisão
Survey of medicinal plants used in the region Northeast of Brazil
Agra, Maria de Fátima; Silva, Kiriaki Nurit; Basílio, Ionaldo José Lima Diniz; Freitas, Patrícia França de; Barbosa-Filho, José Maria