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Influence of dietary cardoon meal on volatile compounds and flavour in lamb meat.
Meat Science ( IF 7.1 ) Pub Date : 2020-02-12 , DOI: 10.1016/j.meatsci.2020.108086
Silvia Del Bianco 1 , Antonio Natalello 2 , Giuseppe Luciano 2 , Bernardo Valenti 3 , Frank Monahan 4 , Vasiliki Gkarane 4 , Teresa Rapisarda 5 , Stefania Carpino 5 , Edi Piasentier 1
Affiliation  

Cardoon meal is a by-product retained after oil extraction from the seeds of cultivated Cynara cardunculus var. altilis that has been proposed as a valuable resource for animal feeding. The study aimed to assess the influence of its dietary inclusion on volatile profile and flavour of meat and kidney fat from lambs. Fifteen Sarda × Comisana male lambs were randomly divided in two groups and fed for 75 days with a concentrate-based diet containing 15% cardoon meal (CMD, n = 7) or dehydrated alfalfa (CON, n = 8). Cardoon meal inclusion reduced the “barnyard/animal” odour perceived by a trained panel in kidney fat, which could be associated with the aromatic compound p-cresol (4-methylphenol), detected only in CON diet. Considering the other aroma volatiles regarded as the main contributors for the characteristic lamb flavour, both diets were characterized by moderate to low levels of 4-methyloctanoic acid, skatole and indole while 4-methylnonanoic acid and 4-ethyloctanoic acid were not detected.



中文翻译:

日粮菜粉对羔羊肉中挥发性化合物和风味的影响。

豆蔻粉是从栽培的Cynara cardunculus var种子中提取油后保留的副产物。altilis已被提议作为动物饲养的宝贵资源。该研究旨在评估其饮食中的添加物对羔羊肉和肾脏脂肪的挥发性和风味的影响。将十五只Sarda×Comisana雄性羔羊随机分为两组,并以含15%菜粉(CMD,n  = 7)或脱水苜蓿(CON,n  = 8)的浓缩饲料为食75天。含有豆蔻粉减少了训练有素的专家小组在肾脏脂肪中察觉到的“ bar /动物”气味,这可能与芳香族化合物p有关。-甲酚(4-甲基苯酚),仅在CON饮食中检测到。考虑到其他香精挥发物被认为是造成羔羊风味的主要因素,这两种饮食都具有4-甲基辛酸,粪臭素和吲哚的中等至低含量,而未检测到4-甲基壬酸和4-乙基辛酸。

更新日期:2020-02-12
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