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 · 207 citations

Agriculture, Animal Sciences, Nutrition +16

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 · 205 citations · Full text

Social Sciences, Neuroscience, Psychology +17

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 · 162 citations · Full text

Education, Neurobiology, Neuroscience +17

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 · 143 citations

Life Sciences, Animal Sciences, Neuroscience +16

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 · 116 citations · Full text

Life Sciences, Neuroscience, Psychology +17