4 resultados para Innocuousness
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Universidade Estadual de Campinas . Faculdade de Educação Física
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Colorectal cancer is among the three most common and lethal neoplasms in Switzerland (about 4,000 new cases and 1,600 deaths per year, respectively). Several screening modalities are available. The effectiveness of colorectal cancer screening on mortality is established. The implementation of a successful screening intervention shall follow specified phases and conditions, and abide with global principles: pooling and coordinating efforts from all partners, setting goals and priorities, and identifying action plans. A feasibility (pilot) study is needed to verify requirements for quality, effectiveness, efficiency and innocuousness. Endeavours towards implementing a pilot programme for colorectal cancer screening in the Vaud canton (Switzerland) are presented and discussed.
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Background: The use of all by-products of bovine slaughter is of high economic importance for the industries of products of animal origin. Among these products, fat has an important role, once fat rendering may generate several different products, such as protein material that may be used in the manufacture of meat products. However, in spite of the importance that the use of all by-products has for the economic balance of the industry, there are no reports on their use in Brazil, or studies that supply data on microbiological and physical-chemical local standards for this protein. Thus, the objective of this study was to evaluate microbiological and physical-chemical characteristics of protein material obtained from fat rendering, as well as to provide support for companies to use fat rendering to generate protein material, adding value to industrialized meat products.Materials, Methods & Results: The experimental production of edible protein obtained of fat rendering was conducted in slaughterhouse with supervision of the Brazilian Ministry of Agriculture, Livestock and Food Supply. Protein material was obtained in a continuous, humid heat system at high temperatures. Fat scraps containing protein were ground and cooked at high temperature (85 degrees C), and placed in a three phase decanter centrifuge. After centrifugation, protein material was ground again and packed. Samples were collected from 15 batches of protein material, and the following microbiological analyses were carried out: counts of aerobic mesophilic and psychrotrophic microorganisms, coliforms at 35 degrees C, Escherichia coli, sulfite-reducing Clostridium, and Staphylococcus aureus, besides presence or absence of Salmonella and Listeria monocytogens. The following physical-chemical analyses were also carried out: protein, total lipid, moisture, ash, carbohydrate, and energy content. Mean counts of mesophiles, psychrotrophs, and coliforms at 35 degrees C were 4.17; 3.69 and 1.87 (log CFU/g), respectively. Levels of protein, total lipids, moisture, ashes and carbohydrates were 27.50; 7.83; 63.88%; 0.24%; and 0.55%, respectively, and energy content was 182.63 kcal/100g.Discussion: Results of microbiological analyses demonstrated that, although low, the final product showed to be contaminated. Contamination that occurred during the second grinding procedure may be an explanation for these bacterial counts. Also, the temperature used for fat fusion was not enough to eliminate thermoduric microorganisms. However, even with the presence of indicator microorganisms in the samples, none was contaminated by E. coli, sulfite-reducing Clostridium, S. aureus, Salmonella or L. monocytogenes. Physical-chemical analyses showed that the product had adequate nutritional quality. Based on these results, it was possible to conclude that protein material obtained in fat rendering showed characteristics that enable the use of this product as raw material for processed meat products. Besides, the present study was the first one to present scientific results in relation to edible by-products obtained in fat rendering, supplying important information for slaughterhouses and meat-processing plants. The study also produced relevant data on the innocuousness of the product, which may be used to guide decision-making of health inspectors.
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El presente trabajo de investigación se realizó con el propósito de esclarecer y brindarle información pertinente y actualizada a los productores nacionales de frutas exóticas como el mango y el mangostán, acerca de las oportunidades comerciales que estos poseen con países pertenecientes a la Unión Europea (UE), debido al creciente consumo de frutas en estos países y al acuerdo comercial vigente que posee Colombia y la UE. Con el fin de que el sector agrícola crezca y pueda establecerse en mercados diferentes al nacional, facilitando el crecimiento económico del sector y del país. Así mismo, se buscó ilustrar a los empresarios colombianos acerca de los potenciales consumidores, formas de ingreso y los requisitos sanitarios y fitosanitarios solicitados en dichos países. Así como, las ventajas y desventajas que poseen frente a otros competidores del Suroeste Asiático y Africano, productores asiduos de frutas exóticas y grandes exportadores mundiales, que a la vez poseen convenios con la UE, que facilitan el ingreso de sus productos a la misma. De esta forma, esta investigación reduce la brecha entre la información que poseen los productores nacionales del sub-sector agrícola, frente a la información existente del mercado, mitigando las desventajas de la desinformación y analizando las oportunidades más favorables para los mismos.