Note: All articles are the sole copyright of the respective publishers.

Kelley JB, Carter SN, Goldman BD, Goldman S, Freeman DA (2019) Mechanism for establishing and maintaining the reproductive hierarchy in a eusocial mammal, the Damaraland mole-rat. Animal Behaviour, 158, 193-200.

Ramanathan C, Kathale ND, Liu D, Lee C, Freeman DA, Hogenesch JB, Cao R, Liu AC (2018) mTOR Signaling Regulates Central and Peripheral Circadian Clock Function. PLoS Genetics, 14(5):e1007369 DOI: 10.1371/journal.pgen.1007369.

Moore DC, Buddington RK, Freeman DA, Bloomer RJ (2017) The Influence of Plant- and Animal-Based Diets on Circulating Tes­tosterone and Body Composition of Young Male Rats.  Food Nutr J  ; Issue 07.

Carter SN, Goldman BD, Goldman S, and Freeman DA (2014) Social cues elicit sexual behavior in subordinate Damaraland mole-rats independent of gonadal status. Hormones & Behavior, 65:14-21.

Henson J, Carter SN, and Freeman DA (2013) Exogenous T3 elicits long-day like alterations in testis size and the RFamides, kisspeptin and gonadotropin-inhibitory hormone, in short-day Siberian hamsters (Phodopus sungorus). Journal of Biological Rhythms 28:193-200.

Evans JA, Carter, S, Freeman DA, and Gorman MR (2012) Dim nighttime illumination alters photoperiodic responses of hamsters through the intergeniculate leaflet and other photic pathways. Neuroscience 202:300–308.

Paul MJ, Pyter LM, Freeman DA, Galang J, and Prendergast BJ (2009) Photic and non-photic seasonal cues differentially engage hypothalamic kisspeptin and RFamide-related peptide mRNA expression in Siberian hamsters J. Neuroendocrinology, 21:1007–1014.

Ospeck M, Coffey B, and Freeman D (2009) Light-dark cycle memory in the mammalian suprachiasmatic nucleus. Biophysical Journal, 97 1513–1524.

Teubner BJ, Smith CS, and Freeman DA (2008) Multiple Melatonin Target Tissues Mediate Termination of Photorefractoriness by Long Day Lengths in Siberian Hamsters. J Biol Rhythms, 23:502-510.

Freeman DA (2008) Multiple neuroendocrine pathways mediate seasonal immunity. Am J Physiol Regul Integr Comp Physiol 294:R382-R383.

Kramer KM, Simmons JL, Freeman DA (2008) Photoperiod alters central distribution of estrogen receptor a in regions that regulate aggression. Hormones & Behavior 53:358-365.

Freeman DA, Kampf-Lassin A, Galang J, Wen JC, and Prendergast BJ (2007) Melatonin acts at the suprachiasmatic nucleus to attenuate behavioral symptoms of infection. Behav Neurosci 121:689-697.

Freeman DA, Teubner BJ, Smith CD, Prendergast BJ (2007) Exogenous T3 mimics long day lengths in Siberian hamsters. Am J Physiol Regul Integr Comp Physiol 292:R2368-R2372.

Teubner BJW and Freeman DA (2007) Different neural melatonin-target tissues are critical for encoding and retrieving day length information in Siberian hamsters. J Neuroendocrinol. 19:102-108.

Freeman DA, Teubner B, Goldman BD (2006) The thalamic intergeniculate leaflet mediates locomotor activity-induced reversal of phenotype in photoperiod nonresponsive Siberian hamsters. J Biol Rhythms 21: 206-213.

Paul MJ, Freeman DA, and Dark J (2005) Neuropeptide Y Induces Torpor-Like Hypothermia in Siberian Hamsters. Brain Research 1055:83-92.

Tuthill CR, Freeman DA, Butler MP, Chinn T, Park JH, and Zucker I (2005) Perinatal influences of melatonin on testicular development and photoperiodic memory in Siberian hamsters. J Neuroendocrinol. 17:483-488.

Freeman DA, Dhandepani K, and Goldman BD (2004) The thalamic intergeniculate leaflet modulates photoperiod responsiveness in Siberian hamsters. Brain Research: Brain Research 1028:31– 38.

Freeman DA, Lewis DA, Kauffman AS*, Blum RM, Dark J (2004) Reduced leptin concentrations are permissive for display of torpor in Siberian hamsters Am J Physiol Regul Integr Comp Physiol. 287:R97-R103.

Kauffman AS, Freeman DA, Zucker I (2003) Termination of neuroendocrine refractoriness to melatonin in Siberian hamsters (Phodopus sungorus). J Neuroendocrinol, 15:191-196.

Freeman DA, Herron JM and Duncan MJ (2002) Absence of pineal-independent mediation of seasonal differences in suprachiasmatic nucleus AVP and VIP mRNA expression in Siberian hamsters. Mol Brain Res. 101: 33-38.

Lewis D, Freeman DA, Dark J, Wynne-Edwards K and Zucker I (2002) Photoperiodic control of estrous cycles in Syrian hamsters: mediation by the mediobasal hypothalamus. J Neuroendocrinol. 14: 294-299.

Prendergast BJ, Freeman DA, Zucker I and Nelson RJ (2002) Periodic arousal from hibernation is necessary for initiation of immune responses in ground squirrels. Am J Physiol Regul Integr Comp Physiol. 282: R1054-R1062.

Freeman DA, Larkin JE and Seliby L* (2002) Testicular and somatic growth in Siberian hamsters depend on the melatonin-free interval between twice daily melatonin signals. J Neuroendocrinol 14: 228-233. 

Freeman DA and Zucker I (2001) Refractoriness to melatonin occurs independently at multiple brain sites in Siberian hamsters. Proc Natl Acad Sci U S A. 98: 6447-6452.

Larkin JE, Freeman DA and Zucker I (2001) Low ambient temperature accelerates short-day responses in Siberian hamsters by altering responsiveness to melatonin. J Biol Rhythms 16: 76-86.

Flynn AK, Freeman DA, Zucker I, and Prendergast BJ (2000) Testicular development in Siberian hamsters depends on frequency and pattern of melatonin signals. Am J Physiol Regul Integr Comp Physiol 279: R1182-R1189.

Freeman DA and Zucker I (2000) Temperature-independence of circannual variations in circadian rhythms of golden-mantled ground squirrels. J Biol Rhythms 15: 336-343.

Prendergast BJ and Freeman DA (1999) Pineal-independent regulation of photo-nonresponsiveness in the Siberian hamster (Phodopus sungorus). J Biol Rhythms 14: 62-71.

Freeman DA and Goldman BD (1998) Cricetidae: hamsters and lemmings. Encyclopedia of Reproduction. Editors-in-chief, Ernst Knobil and Jimmy D. Neill. San Diego, CA: Academic Press.

Freeman DA and Goldman BD (1997) Evidence that the circadian system mediates photoperiodic nonresponsiveness in Siberian hamsters: the effect of running wheel access on photoperiodic responsiveness. J Biol Rhythms 12: 100-109.

Gorman MR, Freeman DA, and Zucker I (1997) Photoperiodism in hamsters: abrupt versus gradual changes in day length differentially entrain morning and evening circadian oscillators. J Biol Rhythms 12:122-135.

Freeman DA and Goldman BD (1997) Photoperiod nonresponsive Siberian hamsters: effect of age on the probability of nonresponsiveness. J Biol Rhythms 12:110-121.

Blank JL, Korytko AI, Freeman DA and Ruf TP (1994) Role of gonadal steroids and inhibitory photoperiod in regulating body weight and food intake in deer mice (Peromyscus maniculatus). Proc Soc Exp Biol Med 206:396-403.

Blank JL and Freeman DA (1991) Differential reproductive response to short photoperiod in deer mice: role of melatonin. J Comp Physiol A 169: 501-506.

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