887 resultados para Finitude da Carne


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This study was carried out to evaluate the morphometric characteristics, the yield and the centesimal composition of different cuts of the Barbado's (Pinirampus pirinampu) flesh, captured in the Itaipu Reservoir. Were used 55 animals randomly distributed into three classes of body weight [less than 620 g (n = 15), between 620 and 1.120 g (n = 16) and greater than de 1.120 g (n = 24)]. Were measured the standard length (SL), the total length (TL), the head length (HL), the head height (HH), the trunk length (TRL), the trunk height (TH) and width of the trunk (WT). Then were established the morphometric relationships: (HL/SL), (HL/HH), (SL/TL), (WT/TRL), (WT/TH) (TH/TRL). Afterwards were measured the flesh's cut yield and the residue waste yield called: trunk (TC), fillet (FILLET), abdominal fillet (AF), head (HEAD), viscera (VISC), fin, spine and skin (SKSF). The levels of moisture, ash, fat and crude protein from FILLET and AF were determined. The body weight affected (P<0.05) the WT/TRL, WT/TH, TH/TRL, TR, FILLET, HEAD and SKSF, however didn't affected the centesimal parameters. In conclusion, the Barbado (Pinirampus pirinampu) has allometric growth and the flesh processing from fishes with more than 620 g provides better yields of edible parts. In addition, the chemical composition of meat suggests its potential for use in the manufacture of artisanal or industrial products.

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Pós-graduação em Zootecnia - FCAV

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Pós-graduação em Zootecnia - FCAV

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Pós-graduação em Zootecnia - FCAV

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Pós-graduação em Genética e Melhoramento Animal - FCAV

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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The objective of this study was evaluate the effects of immunocastration on body weight gain, carcass characteristics and meat quality of Nellore beef cattle. Eighty Nellore beef cattle, with initial body weight of 357 +/- 8.63 kg, were placed in feedlots and distributed in two treatments (40 animals per treatments) as follow: one - non-vaccinated bulls and two - immunocastrated bulls (Bopriva (R), Pfizer Animal Health). The animals placed on treatment two were vaccinated in two doses, first application 30 days before they arrive on the feedlots and second on the day they arrive on feedlots. After 67 days of experimental period, was calculated the daily gain of live weight in kg/day of the 80 animals and selected 20 animals from each treatment for the slaughter and carcass evaluations, and ten from each group for the meat analyzes. The data were submitted to analysis of variance. Immunocastrated animals showed lower daily weight gain, hot carcass weight, carcass yield, pH, leg thickness, muscle depth, loin muscle area, carcass muscle percentage, shear force and moisture. However, this animals had higher concentration of lactate and cortisol blood, chest depth, fat thickness, finishing degree, a *, b * and c*, liquid loss in thawing process, myofibrillar fragmentation index and ether extract of meat when compared to non-vaccinated bulss. The immunocastration (Bopriva (R)) is an alternative for improving the quality of meat by the higher fat deposition and by the reduction of the shear force of the meat when compared to non-vaccinated bulls.

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Bovine meat exerts an important contribution to the human diet, mainly by its high biological value. For this reason the productivity and the quality of beef are so discussed. Productivity is defined as the ratio between production and the factors of production used and quality defined as an adjective given to the product that suits the consumer implicit and explicit. Brazil is the world leader in tonnage exported bovine meat, however the country has a relatively low income, since no exports to the markets of greater added value. Quantify the degree of importance of these two factors in a capitalist market is not easy, so knowing the science that involves this product is vital for both factors. We must know that there is a wide variability in the markets importers and Brazil should seek to be the leader everywhere, whether carcass with better conformation and degree of finish, is lean beef, organic meat is even

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A maturação de carnes bovinas é uma importante ferramenta utilizada pelas empresas frigorificas visando um produto final com melhores características sensoriais, cada vez mais apreciadas pelos consumidores finais. O objetivo deste trabalho é elucidar os processos bioquímicos ocorrentes na musculatura que levam à sua transformação em carne e as tecnologias utilizadas visando o processo de maturação, que se consiste em manter a carcaça durante refrigeração por um tempo determinado. Durante a refrigeração, a temperatura, o pH e os níveis de ATP na musculatura determinam a ação das enzimas calpaínas e calpastatinas, que atuam sobre os filamentos de actina e miosina degradando a linha z, tornando assim a carne mais macia

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This monograph seeks to provide an exposition and theoretical examination of Ciência da Carne (“Science of the Flesh”), a series of artworks in woodcut printing executed after research into the artistic aspects of Human Anatomy, done throughout the Graduate Course in Visual Arts at UNESP’s Art Institute. Traditional procedures of naturalistic representation of the human figure often adopt the scientific basis of Anatomy as a means of interpreting the surface contours of the body from its inside out. The historical connection between Anatomy and Art, however, is not merely accidental, for it is integral to the development of both disciplines, which find themselves deeply related in the human impulse for self-discovery and reinvention of its own likeness. The series of artworks collected in Ciência da Carne explores, through the particular graphical language provided by woodcut printing, abstract arrangements of isolated anatomical elements, at once removed from the context of traditional figurative representation and from the didactic goals of medical illustration.