• Publications
  • Influence
A comparative analysis of the chemical nature of defensive secretions of Gonyleptidae (Arachnida: Opiliones: Laniatores)
The arachnids of the order Opiliones (harvestmen) produce substances used in defense. In the present paper, we analyzed 22 species of Gonyleptidae to explore the use of defensive substances inExpand
  • 44
  • 9
  • PDF
Five vicarious genera from Gondwana: the Velloziaceae as shown by molecules and morphology
Background and Aims The amount of data collected previously for Velloziaceae neither clarified relationships within the family nor helped determine an appropriate classification, which has led toExpand
  • 38
  • 4
Foliar epicuticular wax of Arrabidaea brachypoda: flavonoids and antifungal activity
The epicuticular wax of the leaves of Arrabidaea brachypoda was analyzed for its flavonoid content and four compounds (1–4) were isolated. They are known flavonoids and showed antifungal activityExpand
  • 71
  • 3
  • PDF
A comprehensive review of traditional uses, bioactivity potential, and chemical diversity of the genus Gracilaria (Gracilariales, Rhodophyta)
Abstract The genus Gracilaria is an important marine bio-resource since some members are a source of about 80% of the global production of agar. Moreover, species of Gracilaria are used inExpand
  • 25
  • 3
Free amino acid composition of Annona (Annonaceae) fruit species of economic interest
Abstract Annona is an economically important genus, with some widely commercialized species. Free amino acid profiles of two cultivars of atemoya (Annona cherimola Mill. × Annona squamosa L.) and oneExpand
  • 30
  • 2
Comparative analysis of in vitro antioxidant capacities of mycosporine-like amino acids (MAAs)
Abstract The most common Mycosporine-like Amino Acids (MAAs) in red algae (asterina-330, shinorine, palythine, palythinol, and porphyra-334) were evaluated regarding their in vitro antioxidantExpand
  • 17
  • 2
Five vicariant genera from Gondwana: the Velloziaceae as shown by molecules and morphology [corrected].
BACKGROUND AND AIMS The amount of data collected previously for Velloziaceae neither clarified relationships within the family nor helped determine an appropriate classification, which has led toExpand
  • 33
  • 2
Standardization of a protocol to extract and analyze chlorophyll a and carotenoids in Gracilaria tenuistipitata Var. Liui. Zhang and Xia (Rhodophyta)
Clorofila a e carotenoides sao importantes pigmentos da fotossintese. Na literatura sao encontrados varios protocolos de extracao e analise desses pigmentos utilizando, principalmente, plantasExpand
  • 27
  • 2
  • PDF
Influence of caffeine on the survival of leaf-cutting ants Atta sexdens rubropilosa and in vitro growth of their mutualistic fungus.
BACKGROUND Leaf-cutting ants collect plant fresh material for the cultivation of their mutualistic fungus. Atta sexdens rubropilosa Forel (Hymenoptera: Formicidae) cause great economic losses throughExpand
  • 14
  • 2
Foliar flavanoids of nine speceis of Bauhinia
Foliar flavonoids of nine species of Bauhinia were isolated and identified. All the compounds correspond to glycosides derived from kaempferol, quercetin, isorhamnetin and myricetin. Derivatives ofExpand
  • 38
  • 1
...
1
2
3
4
5
...