作者: Shigenobu Matsumura , Tohru Fushiki , Yasuko Manabe
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摘要: The phenomenon of animals preferring high-fat foods has been accepted as natural behavior. Animals are equipped with fat not only for energy storage, but also regulation body temperature and a source many hormones. It is reasonable that eat store based on physiological demands. On the other hand, eating an excessive amount causes metabolic diseases such type II diabetes, atherosclerosis, cardiovascular disease. Reflecting current health situation in industrialized nations, studies focused why we overeat how can cope accumulating fat. Ironically, tasty palatable snack foods, ice cream, donuts, so on, contain large amounts high palatability fatty reported articles. Animals, including humans, show hedonic preference increases concentration (Drewnowski Greenwood, 1983; Imaizumi et al., 2000a). When it comes to dietary fat, cannot regulate proper calorie intake, consume more calories than physiologically need. In long-term drinking test corn oil mice, mice continued prefer ingested excess beyond their needs (Takeda 2001a).Why tasty? Why do lose our desire balance intake when ingesting fat? Researchers increasingly interested studying features address these simple questions. Accumulating data suggest be attributed factors, its texture (Rolls 2003; De Araujo Rolls, 2004; Kadohisa 2005), flavor (Ramirez, 1993; Kinney Antill, 1996), taste (Gilbertson 1997; Gilbertson, 1998; Abumrad, 2005; Laugerette Matsumura 2007), postingestive effect (Sclafani Vigorito, 1987; Suzuki 2003).In this chapter, discuss wide range responses from recognition tongue laboratory animal behavior response