Palynology as a Tool to Distinguish between Propolis and Geopropolis: Southern Brazilian Samples

Palynology as a Tool in Bathymetry

Brazilian Propolis: Correlation Between Chemical Composition and Antimicrobial Activity

The chemical composition of ethanol extracts from samples of Brazilian propolis (EEPs) determined by HPLC and their activity against Trypanosoma cruzi, Staphylococcus aureus, Streptococcus pneumoniae, Klebisiella pneumoniae, Candida albicans, Sporothrix schenckii and Paracoccidioides brasiliensis were determined. Based on the predominant botanical origin in the region of samples' collection, th...

Phenolics from Brazilian Propolis

Propolis, or bee glue, is a complex resinous mix­ ture of plant-derived products collected and used by bees as a general purpose sealer and antibiotic in their hives. It is reported to exhibit a broad spectrum of biological activities, including antibac­ terial, antiviral, antiinflammatory, cytotoxic etc. (Marcucci, 1995). It is widely used in folk medicine and also as an ingredient in “herbal”...

pcr-rflp is a useful tool to distinguish between c. dubliniensis and c. albicans in cancer patients in iran

introduction: candida dubliniensis and c. albicans are very similar in morphology and phenotypic characteristics. approximation of this yeast species has caused major problems in identifying these two correctly. materials and methods: to distinguish among sixty yeast clinical isolates from patients with cancer, polymerase chain reaction - restriction fragment length polymorphism (pcr-rflp) was ...

A density based clustering approach to distinguish between web robot and human requests to a web server

Today world's dependence on the Internet and the emerging of Web 2.0 applications is significantly increasing the requirement of web robots crawling the sites to support services and technologies. Regardless of the advantages of robots, they may occupy the bandwidth and reduce the performance of web servers. Despite a variety of researches, there is no accurate method for classifying huge data ...