Publications from Studies on Lizards
Korzan WJ and CH Summers 2021 Evolution of stress responses refine mechanisms of social rank.
Neurobiology of Stress 100328: 1-19
Korzan WJ, TR Summers and CH Summers 2021 Neural and endocrine responses
to social stress differ during actual and virtual aggressive interactions
or physiolgical sign stimuli. Biological Processes 182: 104294: 1-10
Ling TJ, CH Summers, KJ Renner and MJ Watt 2010 Opponent recognition and social status
differentiate rapid neuroendocrine responses to social challenge
Physiol Behav 99: 571-578
Tokarz RR and CH Summers 2010 Stress and Reproduction in Reptiles In Hormones
and Reproduction of Vertebrates, Vol 3 - Reptiles, DO Norris, KH Lopez eds,
Elsevier, San Diego, Chapter 7 pp. 169-213
Ling TJ, GL Forster, MJ Watt, WJ Korzan, KJ Renner and CH Summers 2009 Social status
differentiates rapid neuroendocrine responses to restraint stress.
Physiol & Behav 96: 218-232
Korzan WJ, E Höglund, MJ Watt, GL Forster, Ø Øverli, JL Lukkes and CH Summers
2007 Memory of opponents is more potent than visual sign stimuli after
social hierarchy has been established. Behav Brain Res 183: 31-42
Korzan WJ and CH Summers 2007 Behavioral diversity and neurochemical plasticity:
Selection of stress coping strategies that define social status.
Brain Behav Evol 70: 257-266
Øverli Ø, C Sørensen, KGT Pulman, TG Pottinger, WJ Korzan, CH Summers
and G Nilsson 2007 Evolutionary background for stress coping styles:
Relationships between physiological, behavioral, and cognitive
traits in non-mammalian vertebrates Neurosci Biobehav Rev 31:
396-412
Watt MJ, GL Forster, WJ Korzan, KJ Renner and CH Summers 2007 Initial
perception of social threat rapidly alters neuroendocrine activity
Physiol Behav90: 567-575
Jones RE, KH Lopez, HB Austin, DJ Orlicky and CH Summers 2006
Uterine motility in the reptile Anolis carolinensis: Interactive
effects of tension, prostaglandins, calcium and vasotocin.
J Exp Zool 305A: 1030-1040
Korzan WJ, GL Forster, MJ Watt, and CH Summers 2006 Dopaminergic
activity modulation via aggression, status and a visual social
signal. Behav Neurosci 120: 93-102
Korzan WJ, Ø Øverli and CH Summers 2006 Future social rank:
Forecasting status in the green anole (Anolis carolinensis)
Acta Ethologica 9: 48-57
Summers CH and S Winberg 2006 Interactions between the neural
regulation of stress and aggression J Exp Biol 209: 4581-4589
Forster, GL, MJ Watt, WJ Korzan, KJ Renner and CH Summers 2005
Opponent recognition between male green anoles (Anolis
carolinensis). Anim Behav 69: 733-740
Höglund E, WJ Korzan, MJ Watt, GL Forster, TR Summers, H Falch
Johannessen, KJ Renner and CH Summers 2005 Effects of L-DOPA
on aggressive behavior and central monoaminergic activity in
the lizard Anolis carolinensis, using a new method for drug
delivery. Behav Brain Res 156: 53-64
Summers, CH, GL Forster, WJ Korzan, MJ Watt, ET Larson, Ø Øverli,
E Höglund, PJ Ronan, TR Summers, KJ Renner, N Greenberg 2005
Dynamics and mechanics of social rank reversal
J Comp Physiol A 191: 241-252
Summers, CH, WJ Korzan, JL Lukkes, MJ Watt, GL Forster, Ø Øverli,
E Höglund, ET Larson, PJ Ronan, JM Matter, TR Summers, KJ Renner,
and N Greenberg 2005 Does serotonin influence aggression?
Comparing regional activity before and during social interaction
Physiol Biochem Zool 78: 679-694
Summers, CH, MJ Watt, TL Ling, GL Forster, RE Carpenter, WJ Korzan,
JL Lukkes, Ø Øverli 2005 Glucocorticoid interaction with
aggression in non-mammalian vertebrates: Reciprocal action.
Eur J Parmacol 526: 21-35
Waters, RP, AJ Emerson, MJ Watt, GL Forster, JG Swallow and CH Summers
2005 Stress induces rapid changes in central catecholaminergic
activity in Anolis carolinensis: Restraint and forced physical
activity. Brain Res Bull 67: 210-218
Korzan, WJ and CH Summers 2004 Serotonergic response to social stress
and artificial social sign stimuli during paired interactions
between male Anolis carolinensis. Neuroscience 123: 835-845
Meyer, WN, J Keifer, WJ Korzan and CH Summers 2004 Social stress and
corticosterone regionally upregulate limbic N-methyl-D-Aspartate
Receptor (NR) subunit type NR2A and NR2B in the lizard Anolis
carolinensis. Neuroscience 128: 675-684
Summers, CH, TR Summers, MC Moore, WJ Korzan, SK Woodley, PJ Ronan,
E Höglund, MJ Watt and N Greenberg 2003 Temporal patterns
of limbic monoamine and plasma corticosterone response during
social stress Neuroscience 116: 553-563
Summers, TR, JM Matter, JM McKay, PJ Ronan, ET Larson, KJ Renner and
CH Summers 2003 Rapid glucocorticoid stimulation and GABAergic
inhibition of hippocampal serotonergic response: In vivo dialysis
in the lizard Anolis carolinensis. Hormones & Behavior 43: 245-253
Korzan, WJ, TR Summers and CH Summers 2002 Manipulation of visual sympathetic
sign stimulus modifies social status and plasma catecholamines.
General and Comparative Endocrinology 128: 153-161
Summers, CH 2002 Social interaction over time, implications for stress
responsiveness Integrative and Comparative Biology 42: 591-599
Korzan WJ, TR Summers, PJ Ronan, KJ Renner and CH Summers 2001 The role
of monoaminergic perikarya during aggression and sympathetic social
signaling Brain Behavior and Evolution 57: 317-327
Larson, ET and CH Summers 2001 Serotonin reverses dominant social
status Behavioral Brain Research 121: 95-102
Summers, CH 2001 Mechanisms for Quick and Variable Responses
Brain Behavior & Evolution 57: 283-292.
Emerson, AJ, DP Kappenman, PJ Ronan, KJ Renner and CH Summers 2000
Stress induces rapid changes in serotonergic activity: Restraint
and exertion Behav Brain Res 111: 83-92
Korzan, WJ, TR Summers, PJ Ronan and CH Summers 2000 Visible sympathetic
activity as a social signal in Anolis carolinensis: Changes in
aggression and plasma catecholamines Horm Behav 38: 193-199
Korzan, WJ, TR Summers and CH Summers 2000 Monoaminergic activities
of limbic systems are elevated during aggression: Influence of
sympathetic social signaling Brain Research 870: 170-178
Summers, CH, ET Larson, PJ Ronan, PM Hofmann, AJ Emerson, and KJ Renner 2000
Serotonergic responses to corticosterone and testosterone in the limbic
system General Comp Endocrinol 117: 151-159
Deckel, AW, R Lillianey, PJ Ronan and CH Summers 1998 Lateralized effects
of ethanol on aggression and serotonergic systems. Brain Research
807: 38-46.
Matter, JM, PJ Ronan and CH Summers 1998 Central monoamines in free
ranging lizards: Differences associated with social roles and
territoriality Brain Behavior Evolution 51: 23-32.
Summers, CH, ET Larson, TR Summers, KJ Renner and N Greenberg 1998
Regional and temporal separation of serotonergic activity mediating
social stress Neuroscience 87: 489-496.
Jones, RE, KH Lopez, TA Maldonado, TR Summers, CH Summers, CR Propper
and JD Woodling 1997 Unilateral ovariectomy influences hypothalamic
monoamine asymmetries in a lizard (Anolis) that exhibits
alternation of ovulation Gen Comp Endocrinol 108: 306-315.
Summers, TR, AL Hunter and CH Summers 1997 Female social reproductive roles
affect central monoamines Brain Research 767: 272-278.
Andrews, TJ and CH Summers 1996 Aggression, and the acquisition and
social function of dominance in female green anoles, Anolis
carolinensis. Behaviour 133: 1265-1279.
Summers, CH and N Greenberg 1995 Activation of central biogenic amines
following aggressive interaction in dominant and subordinate male
lizards, Anolis carolinensis. Brain, Behav Evol 45: 339-349.
Summers, CH 1995 Regulation of ovarian recrudescence: Different effects
of corticotropin in small and large female lizards, Anolis
carolinensis. J. Exp. Zool. 271: 228 234.
Summers, CH, DA Suedkamp, and TL Grant 1995 Regulation of ovarian
recrudescence: Effects of social interaction on female lizards,
Anolis carolinensis. J. Exp. Zool. 271: 235-241.
Summers, CH and N. Greenberg 1994. Somatic correlates of adrenergic
activity during aggression in the lizard, Anolis carolinensis.
Horm. Behav. 28: 29-40.
Jones, RE, HB Austin, KH Lopez, MS Rand, and CH Summers 1988 Gonadotropin
induced ovulation in a reptile (Anolis carolinensis):
Histological observations. Gen Comp Endocrinol 72: 312-322.
Summers, CH 1988 Chronic low humidity stress in the lizard Anolis
carolinensis: Ovarian and oviductal recrudescence. J Exp
Zool 248: 192-198.
Summers, CH and MF Norman 1988 Chronic low humidity stress in the lizard
Anolis carolinensis: Diurnal corticosterone rhythms Journal
of Experimental Zoolology 247: 271-278.
Jones, RE, KH Lopez, CH Summers, and HB Austin 1987 Seasonal changes in the
effects of AVT and stretch on Anolis uterine contractions in
vitro. J. Exp. Zool. 242: 233-239.
Jones, RE, KH Lopez, CH Summers, HB Austin, and MS Rand 1987 Development
of an avascular region (the stigma) in ovarian follicles of lizards
(Anolis). J. Morph. 194: 311-322.
Summers, CH, HB Austin, and RE Jones 1985 Induction of oviposition in
cycling Anolis carolinensis requires a b adrenoreceptor
blocker and a high dosage of AVT General and Comparative Endocrinology
57: 389-392.
Jones, RE and CH Summers 1984 Compensatory follicular hypertrophy during
the ovarian cycle of the house gecko, Hemidactylus frenatus. Anat.
Rec. 209: 59-65.
Jones, RE, HB Austin, and CH Summers 1984 Spontaneous rhythmic contractions
of the ovarian follicular wall of a lizard (Anolis carolinensis)
General and Comparative Endocrinology 56: 252 257.
Summers, CH 1984 Compensatory testicular hypertrophy in the lizard
Anolis carolinensis. J. Exp. Zool. 231: 101-107.
Summers, CH 1984 Reptilian parthenogenesis. Bull. Md. Herp. Soc. 20:
159-164.
Jones, RE, CH Summers, HB Austin, HM Smith, and TT Gleeson 1983 Ovarian,
oviductal, and adrenal vascular connections in female lizards (genus
Anolis). Anat. Rec. 206: 247-255.
Jones, RE, CH Summers, and KH Lopez 1983 Adrenergic inhibition of uterine
contractions and oviposition in the lizard Anolis carolinensis.
Gen. Comp. Endocrinol. 51: 77-83.
Jones, RE, LJ Guillette Jr, CH Summers, RR Tokarz, and D Crews 1983 The
relationship among ovarian condition, steroid hormones, and estrous
behavior in Anolis carolinensis Journal of Experimental Zoolology
227: 145-154.
Recent Abstracts
Ling TJ, MJ Watt and CH Summers 2006 Permissive effects of corticosterone on
aggression Soc Neurosci Abs 32: 816.22
Ling TJ, GL Forster, WJ Korzan, KJ Renner, CH Summers and MJ Watt 2005
Rapid neuroendocrine responses to restraint stress differ with
social status Soc Neurosci Abs 31: 57.8
Watt, MJ, WJ Korzan, CH Summers and GL Forster 2005 Rapid systemic
responses to restraint stress differ between winners and losers
of social interactions Horm Behav 48: 133
Forster GL, MJ Watt, WJ Korzan, KJ Renner and CH Summers 2004 Activation
and recovery of monoamine systems during brief restraint stress
in a lizard model Comp Biochem Physiol 137: S145
Forster GL, MJ Watt, WJ Korzan, KJ Renner and CH Summers 2004 Differential
activation and recovery of central monoamines and plasma hormones
following brief restraint stress Horm Behav 46: 111
Korzan WJ, GL Forster, MJ Watt, Ø Øverli, E Höglund, KJ Renner and
CH Summers 2004 Influence of a second interaction after establishment
of social rank, on hippocampal and raphe monoaminergic activity
Soc Neurosci Abs 30: 760.20
Korzan WJ, JL Lukkes, MJ Watt, GL Forster, Ø Øverli, E Höglund and
CH Summers 2004 Visual sympathetic signals influence behavior and
catecholaminergic response in previously established social
hierarchies Horm Behav 46: 94
Korzan WJ, Ø Øverli, GL Forster, MJ Watt, E Höglund, and CH Summers 2004
Predicting social dominance Comp Biochem Physiol 137: S27
Lukkes JL, WJ Korzan, GL Forster, MJ Watt, KJ Renner, and CH Summers 2004
Artificial sign stimulus modulates noradrenergic responses to aggressive
interactions Horm Behav 46: 116-117
Lukkes JL, WJ Korzan, GL Forster, MJ Watt, KJ Renner, and CH Summers 2004
Monoaminergic activity in the preoptic area is influenced by
artificial sign stimuli Soc Neurosci Abs 30: 426.11
Summers, CH 2004 Does serotonin inhibit aggression?
Comp Biochem Physiol 137: S22
Summers, CH 2004 Early events of social interaction:
Prediction, perception, stress and neuroendocrine modulation
Horm Behav 46: 135-136
Watt MJ, GL Forster, Feng N, KJ Renner, and CH Summers 2004
Behavioral state influences temporal patterns of limbic
monoamine activity during social stress Soc Neurosci Abs 30: 426.9
Watt MJ, GL Forster, WJ Korzan, Ø Øverli, KJ Renner, and
CH Summers 2004 Systemic effects of social stress perception
in male green anoles (Anolis carolinensis) Horm Behav 46: 124
Watt MJ, GL Forster, WJ Korzan, KJ Renner, CH Summers 2004
Activity of monoamine systems: effects of social stress
perception vs production of social responses
Comp Biochem Physiol 137: S145
