Steven J Schapiro

Steven J Schapiro

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Steven J Schapiro

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AVPR1A variation is linked to gray matter covariation in the social brain network of chimpanzees.

Genes Brain Behav 2020 Jan 2:e12631. Epub 2020 Jan 2.

Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, Texas.

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http://dx.doi.org/10.1111/gbb.12631DOI Listing
January 2020

Effects of Transportation and Relocation on Immunologic Measures in Cynomolgus Macaques ().

J Am Assoc Lab Anim Sci 2019 Nov 11;58(6):774-782. Epub 2019 Oct 11.

Department of Comparative Medicine, MD Anderson Cancer Center, University of Texas, Bastrop, Texas; Graduate School of Biomedical Sciences, University of Texas, Houston, Texas.

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https://www.ingentaconnect.com/content/10.30802/AALAS-JAALAS
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http://dx.doi.org/10.30802/AALAS-JAALAS-19-000007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6926399PMC
November 2019

Differences in Behavior Between Elderly and Nonelderly Captive Chimpanzees and the Effects of the Social Environment.

J Am Assoc Lab Anim Sci 2019 Nov 23;58(6):783-789. Epub 2019 Oct 23.

Department of Comparative Medicine, The University of Texas MD Anderson Cancer Center, Michale E. Keeling Center for Comparative Medicine and Research, Bastrop, Texas; Department of Experimental Medicine, University of Copenhagen, Copenhagen, Denmark.

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http://dx.doi.org/10.30802/AALAS-JAALAS-19-000019DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6926406PMC
November 2019

Evolution of ASPM coding variation in apes and associations with brain structure in chimpanzees.

Genes Brain Behav 2019 09 11;18(7):e12582. Epub 2019 Jun 11.

Center for the Advanced Study of Human Paleobiology, Department of Anthropology, The George Washington University, Washington, District of Columbia.

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https://onlinelibrary.wiley.com/doi/abs/10.1111/gbb.12582
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http://dx.doi.org/10.1111/gbb.12582DOI Listing
September 2019

Heritability of Gray Matter Structural Covariation and Tool Use Skills in Chimpanzees (Pan troglodytes): A Source-Based Morphometry and Quantitative Genetic Analysis.

Cereb Cortex 2019 Aug;29(9):3702-3711

Department of Anthropology and Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC, USA.

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http://dx.doi.org/10.1093/cercor/bhy250DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6686745PMC
August 2019

Serotonin Receptor 1A Variation Is Associated with Anxiety and Agonistic Behavior in Chimpanzees.

Mol Biol Evol 2019 07;36(7):1418-1429

Department of Anthropology, Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC.

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http://dx.doi.org/10.1093/molbev/msz061DOI Listing
July 2019

Relationships between captive chimpanzee () welfare and voluntary participation in behavioural studies.

Appl Anim Behav Sci 2019 May 8;214:102-109. Epub 2019 Mar 8.

The University of Texas MD Anderson Cancer Center, Michale E. Keeling Center for Comparative Medicine and Research, 650 Cool Water Drive, Bastrop, TX, 78602.

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http://dx.doi.org/10.1016/j.applanim.2019.03.002DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6594403PMC
May 2019

Granulovacuolar Degeneration in Brains of Senile Cynomolgus Monkeys.

Front Aging Neurosci 2019 7;11:50. Epub 2019 Mar 7.

Department of Experimental Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.

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http://dx.doi.org/10.3389/fnagi.2019.00050DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6416214PMC
March 2019

Behavioral conservatism is linked to complexity of behavior in chimpanzees (Pan troglodytes): Implications for cognition and cumulative culture.

J Comp Psychol 2019 02 19;133(1):20-35. Epub 2018 Jul 19.

Centre for Social Learning and Cognitive Evolution.

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http://dx.doi.org/10.1037/com0000123DOI Listing
February 2019

Chimpanzees Rarely Settle on Consistent Patterns of Play in the Hawk Dove, Assurance, and Prisoner's Dilemma Games, in a Token Exchange Task.

Anim Behav Cogn 2019 Feb;6(1):48-70

Michale E. Keeling Center for Comparative Medicine and Research, National Center for Chimpanzee Care, The University of Texas MD Anderson Cancer Center, Bastrop, TX.

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http://dx.doi.org/10.26451/abc.06.01.04.2019DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6594705PMC
February 2019

Responses to Economic Games of Cooperation and Conflict in Squirrel Monkeys ().

Anim Behav Cogn 2019 Feb;6(1):32-47

Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, TX, USA.

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http://dx.doi.org/10.26451/abc.06.01.03.2019DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7017426PMC
February 2019

Does group size matter? Captive chimpanzee (Pan troglodytes) behavior as a function of group size and composition.

Am J Primatol 2019 01 8;81(1):e22947. Epub 2019 Jan 8.

The University of Texas MD Anderson Cancer Center, Michale E. Keeling Center for Comparative Medicine and Research, Bastrop, Texas.

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http://dx.doi.org/10.1002/ajp.22947DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6472487PMC
January 2019

Chimpanzees demonstrate individual differences in social information use.

Anim Cogn 2018 Sep 19;21(5):639-650. Epub 2018 Jun 19.

Centre for Social Learning and Cognitive Evolution, and Scottish Primate Research Group, School of Psychology and Neuroscience, University of St Andrews, St Andrews, UK.

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http://dx.doi.org/10.1007/s10071-018-1198-7DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6097074PMC
September 2018

Chimpanzees prioritise social information over pre-existing behaviours in a group context but not in dyads.

Anim Cogn 2018 05 24;21(3):407-418. Epub 2018 Mar 24.

Scottish Primate Research Group, Centre for Social Learning and Cognitive Evolution, School of Psychology and Neuroscience, University of St Andrews, St Andrews, UK.

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http://dx.doi.org/10.1007/s10071-018-1178-yDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5908815PMC
May 2018

Captive chimpanzee (Pan troglodytes) behavior as a function of space per animal and enclosure type.

Am J Primatol 2018 03 25;80(3):e22749. Epub 2018 Mar 25.

The University of Texas MD Anderson Cancer Center, Michale E. Keeling Center for Comparative Medicine and Research, Bastrop, Texas.

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http://dx.doi.org/10.1002/ajp.22749DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6472486PMC
March 2018

Acquisition of a socially learned tool use sequence in chimpanzees: Implications for cumulative culture.

Evol Hum Behav 2017 09 2;38(5):635-644. Epub 2017 May 2.

Centre for Social Learning and Cognitive Evolution, and Scottish Primate Research Group, School of Psychology & Neuroscience, University of St Andrews, United Kingdom.

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https://linkinghub.elsevier.com/retrieve/pii/S10905138163036
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http://dx.doi.org/10.1016/j.evolhumbehav.2017.04.007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5765995PMC
September 2017

Socially transmitted diffusion of a novel behavior from subordinate chimpanzees.

Am J Primatol 2017 06 7;79(6). Epub 2017 Feb 7.

Centre for Social Learning and Cognitive Evolution, and Scottish Primate Research Group, School of Psychology and Neuroscience, University of St Andrews, St Andrews, UK.

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http://doi.wiley.com/10.1002/ajp.22642
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http://dx.doi.org/10.1002/ajp.22642DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5444976PMC
June 2017

Genetic Factors and Orofacial Motor Learning Selectively Influence Variability in Central Sulcus Morphology in Chimpanzees ().

J Neurosci 2017 05 4;37(22):5475-5483. Epub 2017 May 4.

National Center for Chimpanzee Care, Department of Veterinary Sciences, The University of Texas M.D. Anderson Cancer Center, Bastrop, Texas 78602.

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http://dx.doi.org/10.1523/JNEUROSCI.2641-16.2017DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5452339PMC
May 2017

Etiology of Triarchic Psychopathy Dimensions in Chimpanzees ().

Clin Psychol Sci 2017 Mar 8;5(2):341-354. Epub 2017 Feb 8.

Neuroscience Institute, Georgia State University.

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http://dx.doi.org/10.1177/2167702616676582DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5423660PMC
March 2017

Motor skill for tool-use is associated with asymmetries in Broca's area and the motor hand area of the precentral gyrus in chimpanzees (Pan troglodytes).

Behav Brain Res 2017 02 2;318:71-81. Epub 2016 Nov 2.

Department of Veterinary Sciences, The University of Texas MD Anderson Cancer Center, Bastrop, TX 78602, United States.

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http://dx.doi.org/10.1016/j.bbr.2016.10.048DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5459306PMC
February 2017

Lack of conformity to new local dietary preferences in migrating captive chimpanzees.

Anim Behav 2017 Feb 16;124:135-144. Epub 2017 Jan 16.

Centre for Social Learning and Cognitive Evolution, and Scottish Primate Research Group, School of Psychology & Neuroscience, University of St Andrews, St Andrews, U.K.

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http://dx.doi.org/10.1016/j.anbehav.2016.12.007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5705092PMC
February 2017

The heritability of chimpanzee and human brain asymmetry.

Proc Biol Sci 2016 12;283(1845)

Department of Anthropology and Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC 20052, USA.

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http://dx.doi.org/10.1098/rspb.2016.1319DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5204159PMC
December 2016

Foundations of cumulative culture in apes: improved foraging efficiency through relinquishing and combining witnessed behaviours in chimpanzees (Pan troglodytes).

Sci Rep 2016 10 24;6:35953. Epub 2016 Oct 24.

Centre for Social learning and Cognitive Evolution, School of Psychology &Neuroscience, University of St Andrews, St Andrews, KY16 9JP, Scotland.

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http://dx.doi.org/10.1038/srep35953DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5075880PMC
October 2016

Task design influences prosociality in captive chimpanzees (Pan troglodytes).

PLoS One 2014 5;9(9):e103422. Epub 2014 Sep 5.

Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas M. D. Anderson Cancer Center, Bastrop, Texas, United States of America.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0103422PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4156467PMC
March 2016

Robust retention and transfer of tool construction techniques in chimpanzees (Pan troglodytes).

J Comp Psychol 2016 Feb;130(1):24-35

Centre for Coevolution of Biology and Culture, Department of Anthropology, Durham University.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5043517PMC
http://dx.doi.org/10.1037/a0040000DOI Listing
February 2016

A Chimpanzee () Model of Triarchic Psychopathy Constructs: Development and Initial Validation.

Clin Psychol Sci 2016 Jan 17;4(1):50-66. Epub 2015 Feb 17.

Neuroscience Institute, Georgia State University ; Division of Developmental and Cognitive Neuroscience, Yerkes National Primate Research Center.

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http://dx.doi.org/10.1177/2167702615568989DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4713038PMC
January 2016

Neuroanatomical correlates of personality in chimpanzees (Pan troglodytes): Associations between personality and frontal cortex.

Neuroimage 2015 Dec 23;123:63-71. Epub 2015 Aug 23.

Neuroscience Institute, Georgia State University, USA; Division of Developmental and Cognitive Neuroscience, Yerkes National Primate Research Center, USA.

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http://dx.doi.org/10.1016/j.neuroimage.2015.08.041DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4626258PMC
December 2015

Relaxed genetic control of cortical organization in human brains compared with chimpanzees.

Proc Natl Acad Sci U S A 2015 Dec 16;112(48):14799-804. Epub 2015 Nov 16.

Department of Anthropology, The George Washington University, Washington, DC 20052; Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC 20052;

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http://dx.doi.org/10.1073/pnas.1512646112DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4672807PMC
December 2015

Multimodal communication in chimpanzees.

Am J Primatol 2015 Nov 23;77(11):1143-8. Epub 2015 Jul 23.

Division of Developmental and Cognitive Neuroscience, Yerkes National Primate Research Center, Atlanta, Georgia.

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http://dx.doi.org/10.1002/ajp.22449DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5038593PMC
November 2015

The success rate in a complicated spatial memory test is determined by age, sex, life history and search strategies in cynomolgus monkeys.

In Vivo 2014 Sep-Oct;28(5):741-50

Department of Experimental Medicine, Faculty of Health Science, University of Copenhagen, Copenhagen, Denmark.

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May 2015

The importance of witnessed agency in chimpanzee social learning of tool use.

Behav Processes 2015 Mar 31;112:120-9. Epub 2014 Oct 31.

School of Psychology and Neuroscience, University of St Andrews, St Andrews, Scotland. Electronic address:

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http://dx.doi.org/10.1016/j.beproc.2014.10.009DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4675325PMC
March 2015

Genetic basis in motor skill and hand preference for tool use in chimpanzees (Pan troglodytes).

Proc Biol Sci 2015 Feb;282(1800):20141223

Department of Veterinary Sciences, The University of Texas M. D. Anderson Cancer Center, Bastrop, TX 78602, USA Department of Experimental Medicine, University of Copenhagen, Panum, Blegdamsvej 3B, DK-2200 Copenhagen N, Denmark.

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http://dx.doi.org/10.1098/rspb.2014.1223DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4298198PMC
February 2015

Chimpanzees copy dominant and knowledgeable individuals: implications for cultural diversity.

Evol Hum Behav 2015 Jan;36(1):65-72

Centre for Social Learning and Cognitive Evolution, School of Biology, University of St. Andrews, UK; Department of Life Sciences, Anglia Ruskin University, UK.

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http://dx.doi.org/10.1016/j.evolhumbehav.2014.09.002DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4820294PMC
January 2015

Social comparison mediates chimpanzees' responses to loss, not frustration.

Anim Cogn 2014 Nov 1;17(6):1303-11. Epub 2014 Jun 1.

Lester E. Fisher Center for the Study and Conservation of Apes, Lincoln Park Zoo, Chicago, IL, USA,

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http://dx.doi.org/10.1007/s10071-014-0765-9DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4676562PMC
November 2014

Amyloid Beta1-42 and the Phoshorylated Tau Threonine 231 in Brains of Aged Cynomolgus Monkeys (Macaca fascicularis).

Front Aging Neurosci 2014 10;6:313. Epub 2014 Nov 10.

Department of Experimental Medicine, Faculty of Health Science, University of Copenhagen , Copenhagen , Denmark.

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http://dx.doi.org/10.3389/fnagi.2014.00313DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4225838PMC
November 2014

Factors affecting initial training success of blood glucose testing in captive chimpanzees (Pan troglodytes).

Zoo Biol 2014 May-Jun;33(3):212-20. Epub 2014 Apr 3.

Department of Veterinary Sciences, Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, Texas.

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http://dx.doi.org/10.1002/zoo.21123DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5038595PMC
August 2014

Influence of personality, age, sex, and estrous state on chimpanzee problem-solving success.

Anim Cogn 2014 Jul 10;17(4):835-47. Epub 2013 Dec 10.

Lester E. Fisher Center for the Study and Conservation of Apes, Lincoln Park Zoo, Chicago, IL, USA.

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http://dx.doi.org/10.1007/s10071-013-0715-yDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4681294PMC
July 2014

Public information use in chimpanzees (Pan troglodytes) and children (Homo sapiens).

J Comp Psychol 2014 May 23;128(2):215-23. Epub 2013 Sep 23.

Department of Anthropology, Centre for Coevolution of Biology & Culture, Durham University.

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http://dx.doi.org/10.1037/a0034420DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4106426PMC
May 2014

Different early rearing experiences have long-term effects on cortical organization in captive chimpanzees (Pan troglodytes).

Dev Sci 2014 Mar 11;17(2):161-74. Epub 2013 Nov 11.

Neuroscience Institute and the Language Research Center, Georgia State University, USA; Division of Developmental and Cognitive Neuroscience, Yerkes National Primate Research Center, USA; Department of Anthropology, Lawrence University, USA.

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http://dx.doi.org/10.1111/desc.12106DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3959747PMC
March 2014

Poor receptive joint attention skills are associated with atypical gray matter asymmetry in the posterior superior temporal gyrus of chimpanzees (Pan troglodytes).

Front Psychol 2014 29;5. Epub 2014 Jan 29.

Department of Veterinary Sciences, The University of Texas MD Anderson Cancer Center Bastrop, TX, USA ; Department of Experimental Medicine, University of Copenhagen Copenhagen, Denmark.

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http://dx.doi.org/10.3389/fpsyg.2014.00007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3905213PMC
February 2014

Genetic influences on receptive joint attention in chimpanzees (Pan troglodytes).

Sci Rep 2014 Jan 20;4:3774. Epub 2014 Jan 20.

Center for Translational Social Neuroscience, Division of Behavioral Neuroscience and Psychiatric Disorders, Yerkes National Primate Research Center, Department of Psychiatry and Behavioral Sciences, Emory University, Atlanta, GA 30329.

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http://dx.doi.org/10.1038/srep03774DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3895903PMC
January 2014

Within- and between-task consistency in hand use as a means of characterizing hand preferences in captive chimpanzees (Pan troglodytes).

J Comp Psychol 2013 Nov 28;127(4):380-91. Epub 2013 Jan 28.

Division of Developmental and Cognitive Neuroscience, Yerkes National Primate Research Center.

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http://dx.doi.org/10.1037/a0031071DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3842357PMC
November 2013

When given the opportunity, chimpanzees maximize personal gain rather than "level the playing field".

PeerJ 2013 17;1:e165. Epub 2013 Sep 17.

Lester E. Fisher Center for the Study & Conservation of Apes, Lincoln Park Zoo , USA ; Michale E. Keeling Center for Comparative Medicine and Research, UT MD Anderson Cancer Center , Bastrop TX , USA ; Language Research Center, Georgia State University , Atlanta GA , USA.

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https://peerj.com/articles/165
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http://dx.doi.org/10.7717/peerj.165DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3792176PMC
October 2013

Acupuncture as an adjunct therapy for osteoarthritis in chimpanzees (Pan troglodytes).

J Am Assoc Lab Anim Sci 2013 Jul;52(4):475-80

The University of Texas MD Anderson Cancer Center, Michale E Keeling Center for Comparative Medicine and Research, Bastrop, TX, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3725933PMC
July 2013

Eye preferences in captive chimpanzees.

Anim Cogn 2012 Sep 26;15(5):971-8. Epub 2012 Jun 26.

Centre for Social Learning and Cognitive Evolution and Scottish Primate Research Group, School of Psychology, University of St Andrews, St Andrews, KY16 9JP, UK.

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http://dx.doi.org/10.1007/s10071-012-0523-9DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3823526PMC
September 2012

Social learning of a communicative signal in captive chimpanzees.

Biol Lett 2012 Aug 21;8(4):498-501. Epub 2012 Mar 21.

Department of Biology and Physics, Kennesaw State University, Kennesaw, GA, USA.

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http://dx.doi.org/10.1098/rsbl.2012.0113DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3391466PMC
August 2012

Cortical sulci asymmetries in chimpanzees and macaques: a new look at an old idea.

Neuroimage 2012 Jul 5;61(3):533-41. Epub 2012 Apr 5.

Division of Developmental and Cognitive Neuroscience, Yerkes National Primate Research Center, Atlanta, GA 30322, USA.

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http://dx.doi.org/10.1016/j.neuroimage.2012.03.082DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3358493PMC
July 2012

Socialization strategies and disease transmission in captive colonies of nonhuman primates.

Am J Primatol 2012 Jun 8;74(6):518-27. Epub 2011 Sep 8.

Department of Veterinary Sciences, Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, Texas, USA.

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http://doi.wiley.com/10.1002/ajp.21001
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http://dx.doi.org/10.1002/ajp.21001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3247624PMC
June 2012

The sound of one-hand clapping: handedness and perisylvian neural correlates of a communicative gesture in chimpanzees.

Proc Biol Sci 2012 May 4;279(1735):1959-66. Epub 2012 Jan 4.

Department of Psychology, Research Center in Psychology of Cognition, Language and Emotion, Aix-Marseille University, Aix-en-Provence 13621, France.

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http://rspb.royalsocietypublishing.org/cgi/doi/10.1098/rspb.
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http://dx.doi.org/10.1098/rspb.2011.2485DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3311905PMC
May 2012

An evaluation of the efficacy of video displays for use with chimpanzees (Pan troglodytes).

Am J Primatol 2012 May 8;74(5):442-9. Epub 2012 Feb 8.

Language Research Center, Georgia State University, Atlanta, USA.

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http://dx.doi.org/10.1002/ajp.22001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3823527PMC
May 2012

Physiological and Welfare Consequences of Transport, Relocation, and Acclimatization of Chimpanzees (Pan troglodytes).

Appl Anim Behav Sci 2012 Mar 30;137(3-4):183-193. Epub 2011 Oct 30.

Department of Veterinary Sciences, Michale E. Keeling Center for Comparative Medicine, The University of Texas MD Anderson Cancer Center, Bastrop, TX.

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http://dx.doi.org/10.1016/j.applanim.2011.11.004DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3388538PMC
March 2012

Male chimpanzees' grooming rates vary by female age, parity, and fertility status.

Am J Primatol 2011 Oct 16;73(10):989-96. Epub 2011 May 16.

Department of Psychology, Georgia State University, Atlanta.

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http://dx.doi.org/10.1002/ajp.20964DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3166388PMC
October 2011

Chimpanzees' socially maintained food preferences indicate both conservatism and conformity.

Anim Behav 2011 Jun;81(6):1195-1202

Language Research Center, Department of Psychology, Georgia State University; Department of Veterinary Sciences, Michale E. Keeling Center for Comparative Medicine and Research, UT MD Anderson Cancer Center.

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http://dx.doi.org/10.1016/j.anbehav.2011.03.002DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4801479PMC
June 2011

Responses to the Assurance game in monkeys, apes, and humans using equivalent procedures.

Proc Natl Acad Sci U S A 2011 Feb 7;108(8):3442-7. Epub 2011 Feb 7.

Language Research Center, Department of Psychology, and Neuroscience Institute, Georgia State University, Atlanta, GA 30302, USA.

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http://dx.doi.org/10.1073/pnas.1016269108DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3044417PMC
February 2011

Mechanisms underlying responses to inequitable outcomes in chimpanzees, .

Anim Behav 2010 Jun 25;79(6):1229-1237. Epub 2010 Mar 25.

Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, TX, U.S.A.

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http://dx.doi.org/10.1016/j.anbehav.2010.02.019DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4801319PMC
June 2010

Chimpanzees (Pan troglodytes) do not develop contingent reciprocity in an experimental task.

Anim Cogn 2009 Jul 4;12(4):587-97. Epub 2009 Mar 4.

Department of Psychology, Georgia State University, PO Box 5010, Atlanta, GA, 30302-5010, USA.

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http://dx.doi.org/10.1007/s10071-009-0218-zDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2698971PMC
July 2009

Observational learning in chimpanzees and children studied through 'ghost' conditions.

Proc Biol Sci 2008 Apr;275(1636):835-40

Scottish Primate Research Group, Centre for Social Learning and Cognitive Evolution, School of Psychology, University of St Andrews, Fife KY16 9JP, UK.

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http://dx.doi.org/10.1098/rspb.2007.1542DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2596905PMC
April 2008

Chimpanzee autarky.

PLoS One 2008 Jan 30;3(1):e1518. Epub 2008 Jan 30.

Department of Anthropology, Emory University, Atlanta, Georgia, USA.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0001518PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2204064PMC
January 2008

Endowment effects in chimpanzees.

Curr Biol 2007 Oct 20;17(19):1704-7. Epub 2007 Sep 20.

Department of Anthropology, Emory University, Atlanta, Georgia 30322, USA.

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http://dx.doi.org/10.1016/j.cub.2007.08.059DOI Listing
October 2007

Transmission of multiple traditions within and between chimpanzee groups.

Curr Biol 2007 Jun 7;17(12):1038-43. Epub 2007 Jun 7.

Centre for Social Learning and Cognitive Evolution and Scottish Primate Research Group, School of Psychology, University of St Andrews, St Andrews KY16 9JP, United Kingdom.

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http://dx.doi.org/10.1016/j.cub.2007.05.031DOI Listing
June 2007

Control, choice, and assessments of the value of behavioral management to nonhuman primates in captivity.

J Appl Anim Welf Sci 2007 ;10(1):39-47

The Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas M. D. Anderson Cancer Center, Bastrop, TX 78602, USA.

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http://www.tandfonline.com/doi/abs/10.1080/10888700701277345
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May 2007

"Applied behavior" panel discussion.

J Appl Anim Welf Sci 2007 ;10(1):79-81

The Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas M. D. Anderson Cancer Center, Bastrop, TX 78602, USA.

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http://dx.doi.org/10.1080/10888700701277709DOI Listing
May 2007

Preparing chimpanzees for laboratory research.

ILAR J 2006 ;47(4):316-25

Yerkes National Primate Research Center (YNPRC), Emory University, Atlanta, GA, USA.

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http://dx.doi.org/10.1093/ilar.47.4.316DOI Listing
October 2006

Parental and perinatal factors influencing the development of handedness in captive chimpanzees.

Dev Psychobiol 2006 Sep;48(6):428-35

Division of Psychobiology, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, Georgia 30322, USA.

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http://dx.doi.org/10.1002/dev.20165DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2018752PMC
September 2006

Positive reinforcement training affects hematologic and serum chemistry values in captive chimpanzees (Pan troglodytes).

Am J Primatol 2006 Mar;68(3):245-56

Michale E. Keeling Center for Comparative Medicine and Research, Department of Veterinary Sciences, University of Texas M. D. Anderson Cancer Center, Bastrop, Texas 78602, USA.

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http://doi.wiley.com/10.1002/ajp.20148
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March 2006

Chimpanzee (Pan troglodytes) intentional communication is not contingent upon food.

Anim Cogn 2005 Oct 2;8(4):263-72. Epub 2005 Mar 2.

Division of Psychobiology, Yerkes National Primate Research Center, Atlanta, GA 30322, USA.

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http://link.springer.com/10.1007/s10071-005-0253-3
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http://dx.doi.org/10.1007/s10071-005-0253-3DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2018755PMC
October 2005

Maternal age, parity, and reproductive outcome in captive chimpanzees (Pan troglodytes).

Am J Primatol 2005 Oct;67(2):199-207

Division of Psychobiology, Yerkes National Primate Research Center, Atlanta, Georgia 30322, USA.

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http://dx.doi.org/10.1002/ajp.20177DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2018754PMC
October 2005

Chimpanzees are indifferent to the welfare of unrelated group members.

Nature 2005 Oct;437(7063):1357-9

Department of Anthropology, University of California, Los Angeles, California 90095, USA.

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http://dx.doi.org/10.1038/nature04243DOI Listing
October 2005

The distribution and development of handedness for manual gestures in captive chimpanzees (Pan troglodytes).

Psychol Sci 2005 Jun;16(6):487-93

Division of Psychobiology, Yerkes National Primate Research Center, Emory University, Atlanta, GA 30322, USA.

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http://dx.doi.org/10.1111/j.0956-7976.2005.01561.xDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2043162PMC
June 2005

Training nonhuman primates to perform behaviors useful in biomedical research.

Lab Anim (NY) 2005 May;34(5):37-42

Michale E. Keeling Center for Comparative Medicine and Research, Department of Veterinary Sciences, The University of Texas M.D. Anderson Cancer Center, 650 Cool Water Dr., Bastrop, TX 78602.

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http://dx.doi.org/10.1038/laban0505-37DOI Listing
May 2005

Simple Reaching Is Not So Simple: Association Between Hand Use and Grip Preferences in Captive Chimpanzees.

Int J Primatol 2005 Apr;26(2):259-277

Division of Psychobiology, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, Georgia 30322.

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http://dx.doi.org/10.1007/s10764-005-2924-yDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2156199PMC
April 2005

Use of primates in research: a global overview.

Am J Primatol 2004 Aug;63(4):225-37

Department of Neuroscience, Division of Comparative Medicine, Uppsala University, Uppsala, Sweden.

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http://dx.doi.org/10.1002/ajp.20054DOI Listing
August 2004

Chimpanzees (Pan troglodytes) are predominantly right-handed: replication in three populations of apes.

Behav Neurosci 2004 Jun;118(3):659-63

Division of Psychobiology, Emory University, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, GA 30322, USA.

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http://dx.doi.org/10.1037/0735-7044.118.3.659DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2043156PMC
June 2004

SHIV transmission and susceptibility to re-exposure through social contact following vaccination with an HIV synthetic peptide-cocktail: a case study.

J Med Primatol 2004 Feb;33(1):10-5

Department of Veterinary Sciences, The University of Texas M. D. Anderson Cancer Center, Science Park, 650 Cool Water Drive, Bastrop, TX 78602, USA.

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http://dx.doi.org/10.1111/j.1600-0684.2003.00050.xDOI Listing
February 2004