Gregory E. Demas

10.2k total citations · 1 hit paper
161 papers, 8.2k citations indexed

About

Gregory E. Demas is a scholar working on Social Psychology, Endocrine and Autonomic Systems and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, Gregory E. Demas has authored 161 papers receiving a total of 8.2k indexed citations (citations by other indexed papers that have themselves been cited), including 78 papers in Social Psychology, 69 papers in Endocrine and Autonomic Systems and 53 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in Gregory E. Demas's work include Neuroendocrine regulation and behavior (76 papers), Circadian rhythm and melatonin (50 papers) and Animal Behavior and Reproduction (43 papers). Gregory E. Demas is often cited by papers focused on Neuroendocrine regulation and behavior (76 papers), Circadian rhythm and melatonin (50 papers) and Animal Behavior and Reproduction (43 papers). Gregory E. Demas collaborates with scholars based in United States, Canada and Puerto Rico. Gregory E. Demas's co-authors include Randy J. Nelson, Timothy J. Bartness, Susannah S. French, Lance J. Kriegsfeld, Sabra L. Klein, Solomon H. Snyder, Matthew R. Greives, Valina L. Dawson, C. Kay Song and Devin A. Zysling and has published in prestigious journals such as Nature, Nature Medicine and Journal of Neuroscience.

In The Last Decade

Gregory E. Demas

159 papers receiving 7.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Seasonal Changes in Immune Function

1996 430 citations Randy J. Nelson, Gregory E. Demas profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Gregory E. Demas United States	52	2.3k	2.2k	2.1k	1.5k	1.3k	161	8.2k
Irving Zucker United States	46	1.6k 0.7×	2.0k 0.9×	2.9k 1.4×	1.6k 1.1×	968 0.7×	235	9.3k
Martin Kavaliers Canada	60	1.4k 0.6×	3.6k 1.6×	1.2k 0.6×	2.3k 1.6×	1.1k 0.8×	334	12.1k
Giancarlo Panzica Italy	44	1.2k 0.5×	2.1k 1.0×	1.1k 0.5×	681 0.5×	361 0.3×	205	7.6k
Bruce D. Goldman United States	51	1.0k 0.4×	2.3k 1.1×	5.1k 2.4×	1.9k 1.3×	734 0.6×	143	8.4k
F. H. Bronson United States	49	2.2k 1.0×	3.0k 1.4×	1.2k 0.6×	594 0.4×	1.9k 1.4×	151	8.1k
Sietse F. de Boer Netherlands	51	2.3k 1.0×	4.6k 2.1×	980 0.5×	871 0.6×	1.2k 0.9×	117	11.6k
S. Mechiel Korte Netherlands	51	1.7k 0.8×	3.0k 1.4×	620 0.3×	720 0.5×	1.0k 0.8×	132	11.1k
Robert J. Denver United States	47	1.6k 0.7×	727 0.3×	655 0.3×	353 0.2×	1.1k 0.8×	109	6.0k
G. A. Lincoln United Kingdom	53	782 0.3×	1.2k 0.5×	3.3k 1.6×	1.1k 0.7×	1.4k 1.1×	160	8.7k
Lance J. Kriegsfeld United States	50	643 0.3×	1.7k 0.8×	3.1k 1.5×	1.0k 0.7×	301 0.2×	131	7.1k

Countries citing papers authored by Gregory E. Demas

Since Specialization

Citations

This map shows the geographic impact of Gregory E. Demas's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Gregory E. Demas with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Gregory E. Demas more than expected).

Fields of papers citing papers by Gregory E. Demas

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Gregory E. Demas. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Gregory E. Demas. The network helps show where Gregory E. Demas may publish in the future.

Co-authorship network of co-authors of Gregory E. Demas

This figure shows the co-authorship network connecting the top 25 collaborators of Gregory E. Demas. A scholar is included among the top collaborators of Gregory E. Demas based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Gregory E. Demas. Gregory E. Demas is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Demas, Gregory E., et al.. (2023). Sex and seasonal differences in neural steroid sensitivity predict territorial aggression in Siberian hamsters. Hormones and Behavior. 154. 105390–105390. 2 indexed citations

Trinidad, Jonathan C., et al.. (2021). Melatonin‐dependent changes in neurosteroids are associated with increased aggression in a seasonally breeding rodent. Journal of Neuroendocrinology. 33(3). e12940–e12940. 12 indexed citations

Rendon, Nikki M., et al.. (2020). Seasonal patterns of melatonin alter aggressive phenotypes of female Siberian hamsters. Journal of Neuroendocrinology. 32(8). e12894–e12894. 9 indexed citations

Sylvia, Kristyn E., et al.. (2019). Photoperiod modulates the gut microbiome and aggressive behavior in Siberian hamsters. Journal of Experimental Biology. 223(Pt 3). 31 indexed citations

Sylvia, Kristyn E. & Gregory E. Demas. (2018). Acute intraperitoneal lipopolysaccharide influences the immune system in the absence of gut dysbiosis. Physiological Reports. 6(5). e13639–e13639. 12 indexed citations

Sylvia, Kristyn E., et al.. (2017). Sickness-induced changes in physiology do not affect fecundity or same-sex behavior. Physiology & Behavior. 184. 68–77. 4 indexed citations

Rendon, Nikki M., et al.. (2016). Aggressive behaviours track transitions in seasonal phenotypes of female Siberian hamsters. Functional Ecology. 31(5). 1071–1081. 31 indexed citations

Lorenz, Tierney K., Gregory E. Demas, & Julia R. Heiman. (2016). Partnered sexual activity moderates menstrual cycle–related changes in inflammation markers in healthy women: an exploratory observational study. Fertility and Sterility. 107(3). 763–773.e3. 17 indexed citations

Rendon, Nikki M., et al.. (2016). Photoperiod and aggression induce changes in ventral gland compounds exclusively in male Siberian hamsters. Hormones and Behavior. 81. 1–11. 8 indexed citations

10.

Rendon, Nikki M., Helena A. Soini, Melissa‐Ann L. Scotti, Miloš V. Novotný, & Gregory E. Demas. (2016). Urinary volatile compounds differ across reproductive phenotypes and following aggression in male Siberian hamsters. Physiology & Behavior. 164(Pt A). 58–67. 7 indexed citations

11.

Rendon, Nikki M., et al.. (2015). Vocalizations convey sex, seasonal phenotype, and aggression in a seasonal mammal. Physiology & Behavior. 152(Pt A). 143–150. 19 indexed citations

12.

Rendon, Nikki M., et al.. (2015). The agonistic adrenal: melatonin elicits female aggression via regulation of adrenal androgens. Proceedings of the Royal Society B Biological Sciences. 282(1819). 20152080–20152080. 43 indexed citations

13.

Burns, Christine, Kimberly A. Rosvall, Thomas P. Hahn, Gregory E. Demas, & Ellen D. Ketterson. (2013). Examining sources of variation in HPG axis function among individuals and populations of the dark-eyed junco. Hormones and Behavior. 65(2). 179–187. 41 indexed citations

14.

Demas, Gregory E., Devin A. Zysling, Brianna R. Beechler, Michael P. Muehlenbein, & Susannah S. French. (2011). Beyond phytohaemagglutinin: assessing vertebrate immune function across ecological contexts. Journal of Animal Ecology. 80(4). 710–730. 243 indexed citations

15.

Demas, Gregory E.. (2009). In vivo but not in vitro leptin enhances lymphocyte proliferation in Siberian hamsters (Phodopus sungorus). General and Comparative Endocrinology. 166(2). 314–319. 8 indexed citations

16.

Scotti, Melissa‐Ann L., et al.. (2009). Aggressive encounters differentially affect serum dehydroepiandrosterone and testosterone concentrations in male Siberian hamsters (Phodopus sungorus). Hormones and Behavior. 56(4). 376–381. 25 indexed citations

17.

Zysling, Devin A. & Gregory E. Demas. (2006). Metabolic stress suppresses humoral immune function in long-day, but not short-day, Siberian hamsters (Phodopus sungorus). Journal of Comparative Physiology B. 177(3). 339–347. 34 indexed citations

18.

Nelson, Randy J., Brian C. Trainor, Silvana Chiavegatto, & Gregory E. Demas. (2005). Pleiotropic contributions of nitric oxide to aggressive behavior. Neuroscience & Biobehavioral Reviews. 30(3). 346–355. 49 indexed citations

19.

Bartness, Timothy J. & Gregory E. Demas. (2001). A novel method for localized sympathetic nervous system denervation of peripheral tissue using guanethidine. The Society for Neuroscience Abstracts. 27(1). 813. 2 indexed citations

20.

Kriegsfeld, Lance J., Mikael J. L. Eliasson, Gregory E. Demas, et al.. (1999). Nocturnal motor coordination deficits in neuronal nitric oxide synthase knock-out mice. Neuroscience. 89(2). 311–315. 73 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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