Christina T. Siwak

Learning ability in aged beagle dogs is preserved by behavioral enrichment and dietary fortification: a two-year longitudinal study

Norton W. Milgram, Elizabeth Head, Steven C. Zicker et al. · Neurobiology of Aging · 2004 · 205 citations

Animal Physiology, Nutrition, Cognitive Science +12

Size and Reversal Learning in the Beagle Dog as a Measure of Executive Function and Inhibitory Control in Aging

P. Dwight Tapp, Christina T. Siwak, Jimena Estrada et al. · Learning & Memory · 2003 · 203 citations · Full text

Cognitive Science, Reversal Learning, Brain Function +11

Frontal Lobe Volume, Function, and β-Amyloid Pathology in a Canine Model of Aging

P. Dwight Tapp, Christina T. Siwak, Fu Gao et al. · Journal of Neuroscience · 2004 · 159 citations · Full text

Long-term treatment with antioxidants and a program of behavioral enrichment reduces age-dependent impairment in discrimination and reversal learning in beagle dogs

Norton W. Milgram, Elizabeth Head, Steven C. Zicker et al. · Experimental Gerontology · 2004 · 142 citations

Behavioral Sciences, Reversal Learning, Veterinary Behavioral Medicine +9

Effect of Age and Level of Cognitive Function on Spontaneous and Exploratory Behaviors in the Beagle Dog

Christina T. Siwak, P. Dwight Tapp, Norton W. Milgram · Learning & Memory · 2001 · 115 citations · Full text

Neuropsychology, Working Dog, Cognition +19