Decline of umami preference in aged rats

• Published in: Neuroscience letters Vol. 577; pp. 56 - 60
• Main Authors: Miura, Hirohito, Ooki, Makoto, Kanemaru, Norikazu, Harada, Shuitsu
• Format: Journal Article
• Language: English
• Published: Ireland Elsevier Ireland Ltd 08.08.2014
• Subjects: Age Factors; Aging; Animals; Chorda Tympani Nerve - physiology; Food Preferences; Inosine Monophosphate - pharmacology; Male; Palate, Soft - innervation; Rats; Rats, Sprague-Dawley; Sodium Glutamate - pharmacology; Sweet; Taste - drug effects; Taste - physiology; Taste nerve responses; Taste preference; Tongue - innervation; Umami; Aging; Sweet; Umami; Taste preference; Taste nerve responses

•Neural responses to both sweet and umami taste did not differ between young and aged rats.•Preference for umami taste markedly declined in aged rats.•Preference for sweet taste was maintained in aged rats.•Aging affects central mechanisms of taste preferences for umami. The effects of aging on the...