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1.
Rev. chil. nutr ; 44(1): 89-94, mar. 2017. ilus, graf, tab
Article in Spanish | LILACS | ID: biblio-844511

ABSTRACT

In the present investigation, 10 tails from spectacled caimans (Caiman crocodilus) 2 Kg each, packed under vacuum at -20 ° C and stored for 8 days were used. A sausage was made with the lean meat and was evaluated by color, texture and sensory quality to observe freshness, conduct a sensory analysis and texture profile analysis (TPA). The color parameters were L*= 65.04, a*= -0.98 and b*= 0.98. Because of the high brightness it is considered a type of white meat. A cut strength measurement of 7.67 Kgf was obtained by Warner Bratzler method, which is considered as intermediate tenderness. The sausage was very well received by evaluators for taste. The TPA results of hardness, adhesiveness, springiness, cohesiveness, gumminess and chewiness were 2.01 N, j -8.53, 0.83 0.74, 14.71 N and 12.26 N respectively, showing that spectacled caiman meat has good quality for the production of meat emulsions and, as the cooking loss percentage was 5.9%, also has good stability.


En la presente investigación, se utilizaron 10 colas de babilla (Caiman crocodilus) de 2 Kg cada una, empacadas al vacío a -20 °C y almacenadas durante 8 días. Con la carne magra se elaboró una salchicha a la cual se le evaluó el color, la textura y la calidad sensorial para observar su frescura y a una salchicha elaborada análisis sensorial y un análisis de perfil de textura (TPA). Los parámetros de color fueron L*= 65.04, a*= -0.98 y b*= 0.98, por lo que se considera un tipo de carne blanca lo cual está determinado por la alta luminosidad, se obtuvo una fuerza de corte con cizalla Warner Bratzler de 7,67 Kgf que se considera como de terneza intermedia. La salchicha elaborada presentó muy buena aceptación por parte de los evaluadores en cuanto a su sabor, en el TPA los resultados de dureza, adhesividad, elasticidad, cohesividad, gomosidad y masticabilidad fueron 2,01 N, -8,53 j, 0,83, 0,74, 14,71 N y 12,26 N respectivamente, evidenciando que la carne de babilla presenta una buena calidad para la elaboración de emulsiones cárnicas, además, presenta una buena estabilidad debido a que el porcentaje de pérdidas por cocción fue de 5,9 %.


Subject(s)
Reptiles , Color , Industrialized Foods , Meat , Food Quality , Prepared Foods
2.
Ciênc. rural ; 39(2): 534-539, mar.-abr. 2009. tab
Article in Portuguese | LILACS | ID: lil-508093

ABSTRACT

O objetivo, neste trabalho, foi avaliarem-se três formulações de carne de jacaré-do-papo-amarelo (Caiman latirostris) em conserva: em óleo comestível, em salmoura com cebola e em salmoura temperada. Após o abate, foram separados cortes (seis pares de membros, uma cauda, duas costelas e dois lombos) para a fabricação das conservas. Antes do processamento industrial, realizou-se a análise de ácidos graxos da carne in natura através de cromatografia gasosa. Após o processo de enlatamento, procedeu-se o teste de esterilidade comercial para alimentos de baixa acidez para as conservas elaboradas, para então avaliar a aceitação sensorial das três formulações, utilizando escala hedônica estruturada de nove pontos. Foram avaliadas a aparência e a impressão global. Foram analisados também o teor de cloreto de sódio, o pH e a composição centesimal (umidade, resíduo mineral fixo, proteínas e lipídeos) das conservas. Os ácidos graxos saturados, monoinsaturados e poliinsaturados corresponderam, respectivamente, a 28,5; 42,5 e 29,0 por cento do total de ácidos graxos da carne in natura. As conservas, com ausência de vazamento ou estufamento no teste de esterilidade, foram liberadas para análise sensorial. Em relação à aparência, observou-se que as três amostras diferiram significativamente entre si, sendo a conserva em cebola a menos aceita, seguida da conserva temperada e em óleo, que foi a mais aceita. Em relação à impressão global, a conserva em óleo também foi a mais aceita. O teor de cloreto de sódio variou de 0,5 a 1,2 por cento, sendo mais elevado nas conservas em salmoura. A carne de jacaré-do-papo-amarelo em conserva apresentou um pH médio de 5,0, umidade de 76,0 por cento, resíduo mineral fixo de 1,3 por cento, concentração de proteínas de 12,4 por cento e teor de lipídeos totais de 5,5 por cento. A conserva em óleo apresentou um teor de lipídeos mais elevado (12,8 por cento). De acordo com os resultados, pode-se concluir que a comercialização...


This research focused on the evaluation of three broad-snouted caiman (Caiman latirostris) canned meat formulas: one in edible oil, another in salt with onions, and the third one in seasoned salt. Some cuts (six pairs of members, one tail, two ribs and two loins) were separated after slaughter to produce the canned meat. Gas chromatographic analysis of the fatty acids in the non-processed meat was conducted before industrial processing. After the canning process, a commercial sterility test for low acidity food was conducted for the canned meat samples. Subsequently, the three formulations were tested for sensory acceptance by a 9-point hedonic scale with respect to their appearance and global impression. The sodium chloride content, pH and percent composition (moisture, fixed mineral residue, proteins and lipids contents) of the canned meat samples were determined. The saturated, monounsaturated and polyunsaturated fatty acids values were, respectively, 28.5; 42.5 and 29.0 percent of the total fatty acids in the non-processed meat. The canned meat samples were released after verifying that there were no leaking or blown cans in the sterility test. The three samples were significantly different in respect to appearance. The results showed the following order, from the least to the most acceptable sample: salt with onions, seasoned salt and edible oil. As for the global impression, the formulation in edible oil was also the most acceptable. The sodium chloride content was in the range of 0.5 to 1.2 percent, where the highest value was found for the samples in salt. The canned meat samples had an average pH of 5.0, 76.0 percent moisture content and 1.3 percent of fixed mineral residue, a protein concentration of 12.4 percent and a total lipid content of 5.5 percent. The sample in edible oil showed a higher concentration of lipids (12.8 percent). One can conclude from these results that it is possible to commercialize canned broad-snouted...


Subject(s)
Food Preservation , Meat , Alligators and Crocodiles
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