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Conjugated linoleic acids: why the discrepancy between animal and human studies?
Conjugated linoleic acids (CLA) are positional and geometric isomers of linoleic acid. In animals, CLA consumption reduces body fat but results in humans are less conclusive. This review of the literature on CLA and loss ...
Interspeciﬁc associations between circulating antioxidant levels and life-history variation in birds
Abstract: Antioxidants play an important role in protecting tissues against aging-associated oxidative damage and are thus prime candidates for relating physiological mechanisms to variation in life histories. We measured ...
Stress, metabolism, and antioxidants in two wild passerine bird species
Abstract: Antioxidants protect against free-radical damage, and free radicals, in turn, are thought to underlie aging. Thus, measuring antioxidants mayaid ﬁeldecologistsinunderstandingthephysiological mechanisms that ...