MS/MA's from the Summers Lab  at  USD

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Summers' Lab Master's Alumni


Clarissa D StatonClarissa Staton, M.S. 2015-2018


Staton CD, JDW Yaeger, DD Khalid, F Haroun, BS Fernandez, JS Fernandez, BK Summers, TR Summers, M Sathyanesan, SS Newton, CH Summers 
	2018 Orexin 2 receptor stimulation enhances resilience, while orexin 2 inhibition promotes susceptibility, to social stress, anxiety and
	depression. Neuropharmacology 143: 79-94.
    
Summers CH, JDW Yaeger, CD Staton, DH Arendt, TR Summers 2018 Orexin/hypocretin receptor modulation of anxiolytic and antidepressive 
	responses during social stress and decision-making: potential for therapy. Brain research In Press

Robertson JM, JK Achua, JP Smith, MA Prince, CD Staton, PJ Ronan, TR Summers, CH Summers 2017 Anxious behavior induces 
	elevated hippocampal Cb2 receptor gene expression.  Neuroscience 352: 273-284
    
Currently: Research Specialist
Sanford Research 
Sioux Falls, SD

Justin AchuaJustin K. Achua, M.S. 2013-2016


Robertson JM, JK Achua, JP Smith, MA Prince, CD Staton, PJ Ronan, TR Summers, CH Summers 2017 Anxious behavior induces 
	elevated hippocampal Cb2 receptor gene expression.  Neuroscience 352: 273-284

Smith JP, MA Prince, JK Achua, JM Robertson, RT Anderson, PJ Ronan, and CH Summers 2016 Intensity of anxiety is modified via complex
 	integrative stress circuitries. Psychoneuroendocrinology 63: 351-361
    
Robertson JM, MA Prince, JK Achua, RE Carpenter, DH Arendt, JP Smith, TL Summers, TR Summers, and CH Summers 2015 Nuance and behavioral	
	cogency: How the Visible Burrow System inspired the Stress-Alternatives Model and conceptualization of the continuum of anxiety. 	
	Physiology and Behavior 146: 86-97         

Arendt DH, J Hassell, Hao Li, JK Achua, DJ Guarnieri, RJ DiLeone, PJ Ronan, and CH Summers 2014 Anxiolytic function of the orexin 2 / 
	hypocretin A receptor in the basolateral amygdala. Psychoneuroendocrinology 40C: 17-26

Smith JP, JK Achua, TR Summers, PJ Ronan and CH Summers 2014 Neuropeptide S and BDNF gene 
	expression in the amygdala are influenced by social decision-making under stress. 
	Front Behav Neurosci 8:121: 1-13 doi: 10.3389/fnbeh.2014.00121

Currently: M.D. Program
Miller School of Medicine
University of Miami
Miami, FL 

Travis Ling Travis J. Ling, MBA, M.S. 2005-2007

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
	
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

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
 

Aaron PrestboAaron Prestbo, M.A. 1998-2000, M.D.


Summers, CH, JL Kampshoff, PJ Ronan, CA Lowry, AA Prestbo, WJ Korzan 
	and KJ Renner 2003 Monoaminergic activity in subregions of raphé
	nuclei elicited by prior stress and the neuropeptide corticotropin-
	releasing factor Journal of Neuroendocrinology 15: 1122-1133
 

WayneWayne J. Korzan, M.A. 1998-1999, Ph.D. 2000-2004


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

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

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

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
    
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

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
	
Carpenter RE, WJ Korzan, C Bockholt, MJ Watt, GL Forster, KJ Renner and CH Summers 
	2009 Corticotropin releasing factor influences aggression and monoamines: 
	Modulation of attacks and retreats. Neuroscience 158: 412-425 

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

Shaw JC, WJ Korzan, RE Carpenter, AM Kuris, KD Lafferty, CH Summers, Ø Øverli 2009 
	Parasite manipulation of brain monoamines in California killifish (Fundulus parvipinnis) 
	by the trematode Euhaplorchis californiensis. Proc R Soc B 276: 1137-1146
 
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 Behav 90:  567-575    

Forster GL, N Feng, MJ Watt, WJ Korzan,  NJ Mouw, CH Summers and 
	KJ Renner 2006 Corticotropin-releasing factor in the dorsal 
	raphe elicits temporally distinct serotonergic responses in 
	the limbic system Neuroscience 141: 1047-1055

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

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

Øverli Ø, WJ Korzan, E Höglund, S Winberg, H Bollig, MJ Watt, GL Forster,
	BA Barton, E Øverli, KJ Renner and CH Summers 2004 Stress coping style
	predicts aggression and social dominance in rainbow trout.
	Hormones & Behavior 45: 235-241

Øverli Ø, WJ Korzan, ET Larson, O Lepage, TG Pottinger, S Winberg, KJ Renner
	and CH Summers 2004 Behavioral and neuroendocrine correlates of 
	displaced aggression in trout Hormones & Behavior 45: 324-329

Summers, CH, JL Kampshoff, PJ Ronan, CA Lowry, AA Prestbo, WJ Korzan 
	and KJ Renner 2003 Monoaminergic activity in subregions of raphé
	nuclei elicited by prior stress and the neuropeptide corticotropin-
	releasing factor Journal of Neuroendocrinology 15: 1122-1133

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	
    

Troy GustTroy Gust, M.A., M.D. 1997-1998


Aaron EmersonAaron J. Emerson, M.A. 1996-1997, J.D.


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

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

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  

Currently: Partner Attorney, Myers and Billion, LLP
300 North Dakota Avenue
Suite 510 P.O. Box 1085
Sioux Falls, SD 57101    

Jen McKayJen M. McKay, M.A. 1994-1996, M.D.


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
    

Pat Patrick J. Ronan, M.A. 1994-1995, Ph.D. 1995-2000


Ronan PJ and CH Summers 2011 Molecular signaling and translational significance of
	the corticotropin releasing factor system - Chap 6 In Progress in Molecular Biology  
	and Translational Science Vol 98 The Brain as a Drug Target, S Rahman ed,  
	Academic Press, Burlington pp. 235-292

Ronan PJ and CH Summers 2008 Biology, Animal Models in 
	Encyclopedia of Psychological Trauma, G Reyes, J Elhai, J Ford eds, 
	John Wiley & Sons, New York pp. 80-83

Ronan PJ, MP Gaikowski, SJ Hamilton, KJ Buhl and CH Summers 2007 Ammonia causes decreased brain monoamines in fathead minnows (Pimephales 
	promelas). Brain Res 1147: 184-191

Robertson JM, JK Achua, JP Smith, MA Prince, CD Staton, PJ Ronan, TR Summers, CH Summers 2017 Anxious behavior induces 
	elevated hippocampal Cb2 receptor gene expression.  Neuroscience 352: 273-284

Smith JP, MA Prince, JK Achua, JM Robertson, RT Anderson, PJ Ronan, and CH Summers 2016 Intensity of anxiety is modified via complex
 	integrative stress circuitries. Psychoneuroendocrinology 63: 351-361
    
Arendt DH, J Hassell, Hao Li, JK Achua, DJ Guarnieri, RJ DiLeone, PJ Ronan, and CH Summers 2014 Anxiolytic function of the orexin 2 / 
	hypocretin A receptor in the basolateral amygdala. Psychoneuroendocrinology 40C: 17-26

Smith JP, JK Achua, TR Summers, PJ Ronan and CH Summers 2014 Neuropeptide S and BDNF gene 
	expression in the amygdala are influenced by social decision-making under stress. 
	Front Behav Neurosci 8:121: 1-13 doi: 10.3389/fnbeh.2014.00121	    

Arendt DH, PJ Ronan, KD Oliver, LB Callahan,TR Summers and CH Summers 2013 Depressive
 	behavior and activation of the orexin/hypocretin system Behav Neurosci 127:86-94
    
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
   
Ten Eyck, GR, PJ Ronan, KJ Renner and CH Summers 2005 Serotonin
	metabolism in directly developing frog embryos during paternal
	care. Neurosci Lett 388: 100-105

Summers, CH, JL Kampshoff, PJ Ronan, CA Lowry, AA Prestbo, WJ Korzan 
	and KJ Renner 2003 Monoaminergic activity in subregions of raphé
	nuclei elicited by prior stress and the neuropeptide corticotropin-
	releasing factor Journal of Neuroendocrinology 15: 1122-1133

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, 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
	
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

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.
     
currently: 
Veterans Affairs Research Service
Sioux Falls VA Health Care System
Sioux Falls, SD 57105, USA
and  
Associate Professor
Department of Psychiatry Sanford Schol of Medicine
University of South Dakota 1400 W. 22nd Street Sioux Falls, SD 57105

Chico BlancoTom Andrews, MA 1992-1994


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.

Mark Gaikowski, MA 1992-1994


Gaikowski, MP, SJ Hamilton, KJ Buhl, SF McDonald, and CH Summers 1996
	Acute toxicity of three fire retardant and two fire suppressant foam
	formulations to the early life stages of rainbow trout
	(Onchorhynchus mykiss) Env Toxicol Chem 15: 1365-1374.

Gaikowski, MP, SJ Hamilton, KJ Buhl, SF McDonald, and CH Summers 1996
	Acute toxicity of fire fighting chemical formulations to four life
	stages of fathead minnow. Ecotoxicol. Env. Safety 34: 252-263.

Teresa L. Grant, MNS 1991-1992


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

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Email Dr. Summers: emailCliff@USD.Edu