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Bitting, L., Watson, F., O’Hara, B., Kilduff, T., & Heller, H. (1999). HSP70 expression is increased during the day in a diurnal animal, the golden-mantled ground squirrel Spermophilus lateralis. Molecular and Cellular Biochemistry, 199(1-2), 25-34. https://doi.org/10.1023/a:1006942814185

Ruby, N., Brennan, T., Xie, X., , Franken, P., Heller, H., & O’Hara, B. (2002). Role of melanopsin in circadian responses to light. Science (New York, N.Y.), 298(5601), 2211-3. https://doi.org/10.1126/science.1076701 (Original work published 2002)

Hairston, I., Peyron, C., Denning, D., Ruby, N., Flores, J., Sapolsky, R., … O’Hara, B. (2004). Sleep deprivation effects on growth factor expression in neonatal rats: a potential role for BDNF in the mediation of delta power. Journal of Neurophysiology, 91(4), 1586-95. https://doi.org/10.1152/jn.00894.2003

Barakat, M., O’Hara, B., Cao, V., Larkin, J., Heller, H., & Ruby, N. (2004). Light pulses do not induce c-fos or per1 in the SCN of hamsters that fail to reentrain to the photocycle. Journal of Biological Rhythms, 19(4), 287-97. https://doi.org/10.1177/0748730404266771

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Flores, A., Flores, J., Deshpande, H., Picazo, J., Xie, X., Franken, P., … O’Hara, B. (2007). Pattern recognition of sleep in rodents using piezoelectric signals generated by gross body movements. IEEE Transactions on Bio-Medical Engineering, 54(2), 225-33. https://doi.org/10.1109/TBME.2006.886938