Lechin F, Coll-Garcia E, van der Dijs B, Bentolila A, Peña F, Rivas C
Experientia. 1979 Jul 15;35(7):876-7. doi: 10.1007/BF01955123.
Captivity decreased tolerance to glucose and increased blood serotonin levels in 6 normal dogs investigated. Return to freedom brought normalization in the glucose tolerance test and reverted blood serotonin to control levels.
在对6只正常犬的研究中发现,圈养状态下犬对葡萄糖的耐受性降低,血液中血清素水平升高。恢复自由后,葡萄糖耐量试验恢复正常,血液血清素水平也恢复到对照水平。