Legislation requirements and consumer demands increasingly push for food safety and quality assurances. Nowadays, generally speaking, quality indicators and contaminants are individually determined in specialized laboratories, which requires long procedures and expensive reagents and makes the analysis of large volumes of samples impracticable. The quick obtainment of analysis results to identify the presence of contaminants and characterize the technological suitability of grains and derivat

Status: Completed     Start date: Sun Feb 01 00:00:00 GMT-03:00 2015

The emission increase of greenhouse effect gases and the high petroleum prices have elevated the demand for renewable fuels. For diesel, the most used fuel in the country, the main option has been the use of vegetable oil and animal fat by-products. However, there are two major problems regarding the production of vegetal oils which could hinder the use of these products as fuel: the quality and the quantity of oils produced. Of all the cultivated species, only the palm oil has the needed produc

Status: Completed     Start date: Wed Dec 01 00:00:00 GMT-03:00 2010

The presence of Staphylococcus spp. in milk and milk products is a concern for dairy farmers, industry and government agencies responsible for public health. Because these microorganisms are important pathogens of mastitis, the udder of the infected animal is a major source of contamination of raw milk. S. aureus is the species most frequently associated with mastitis and outbreaks or cases of food poisoning. Other species of Staphylococcus have also been associated, but

Status: Completed     Start date: Wed Aug 01 00:00:00 GMT-03:00 2007