A dengue é uma doença infecciosa causada por um vírus transmitido pelo mosquito Aedes aegypti e tem um grande potencial geográfico, principalmente em regiões tropicais e subtropicais. O presente estudo constitui-se de um protocolo de revisão de escopo e tem como objetivo identificar e caracterizar as substâncias fitoquímicas com maior potencial larvicida frente ao Aedes aegypti. Esta revisão de escopo será elab...
Hydrogels are three-dimensional, hydrophilic networks, comprising polymeric chains linked through physical or chemical bonds. In the area of food, hydrogels have great potential to be used in food packaging systems or as carriers of bioactive components. This paper reviews the nature of hydrogels, their 3D network conformation, their functional properties, and their potential applications in food packaging syst...
This study aimed to evaluate the orofacial antinociceptive effect of the Cymbopogon winterianus essential oil (LEO) complexed in B-cyclodextrin (LEO-CD) and to assess the possible involvement of the central nervous system (CNS). The LEO was extracted, chromatographed, and complexed in B-cyclodextrin. The complex was characterized by differential scanning calorimetry (DSC) and thermogravimetry derivative (TG/DTG...
Hecogenin acetate (HA) is a steroidal sapogenin-acetylated, one of the most important precursor used by the pharmaceutical industry for the synthesis of steroid hormones. However, no studies were found on the possible analgesic profile of HA. Thus, we aimed to evaluate antinociceptive profile of HA in chronic and acute animal models. Acute pretreatment with HA (5 40 mg/kg) produced a dose dependent increase in ...
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Inadequate prescriptions are one of the biggest causes of adverse events related to medications. The aim of this study was to evaluate rational drug prescribing for elderly inpatients. A cross-sectional study was conducted to monitor the quality of drug prescriptions of patients admitted from May to August 2009, in a cardiovascular ward in Brazil. The quality evaluation of drug prescribing for elderly inpatient...
The anti-inflammatory and redox protective effects of the citronellal (CT) were evaluated using in vivo and in vitro tests. Intraperitoneal (i.p.) administration of CT (50, 100, and 200 mg/kg) inhibited (p < 0.05) the carrageenan-induced leukocyte migration to the peritoneal cavity. Additionally, the carrageenan- and arachidonic acid-induced rat hind paw edema was significantly inhibited (p < 0.05) by i.p. admi...
Citral (CIT), which contains the chiral enantiomers, neral (cis) and geranial (trans), is the majority monoterpene from Lippia alba and Cymbopogon citratus. The present study aimed to evaluate CIT for antinociceptive and anti-inflammatory activities in rodents. Antinociceptive and anti-inflammatory effects were studied by measuring nociception through acetic acid and formalin tests, while inflammation was verif...
Cymbopogon winterianus Jowitt (‘Java citronella’) is an important essential oil yielding aromatic grass cultivated in India and Brazil and its volatile essential oils extracted from its leaves are used in perfumery, cosmetics, pharmaceuticals and flavoring industries. However, there is no report on any psychopharmacological study of C. winterianus leaf essential oil (LEO) available to date. In this study, the p...
Amburana cearensis, popularly known as "umburana-de-cheiro" or "cumaru" is a tree widely distributed in northeastern of Brazil, its wood is used in furniture making and has considerable therapeutic properties in folk medicine. Several compounds have been isolated and identified from A. cearensis, including protocatechuic acid, coumarins, flavonoids (isokaempferide, kaempferol, afrormosin and 4’-methoxyfisetin) ...