Robert J Gegear PHD
Title Research Assistant Professor
Institution University of Massachusetts Medical School
Department Neurobiology
Address University of Massachusetts Medical School
364 Plantation Street, LRB-770A-E
Worcester MA 01605
Telephone 508-856-8361
Publications
1. Guerra PA, Merlin C, Gegear RJ, Reppert SM. Discordant timing between antennae disrupts sun compass orientation in migratory monarch butterflies. Nat Commun. 2012; 3:958.
  View in: PubMed
 
2. Foley LE, Gegear RJ, Reppert SM. Human cryptochrome exhibits light-dependent magnetosensitivity. Nat Commun. 2011; 2:356.
  View in: PubMed
 
3. Reppert SM, Gegear RJ, Merlin C. Navigational mechanisms of migrating monarch butterflies. Trends Neurosci. 2010 Sep; 33(9):399-406.
  View in: PubMed
 
4. Gegear RJ, Foley LE, Casselman A, Reppert SM. Animal cryptochromes mediate magnetoreception by an unconventional photochemical mechanism. Nature. 2010 Feb 11; 463(7282):804-7.
  View in: PubMed
 
5. Merlin C, Gegear RJ, Reppert SM. Antennal circadian clocks coordinate sun compass orientation in migratory monarch butterflies. Science. 2009 Sep 25; 325(5948):1700-4.
  View in: PubMed
 
6. Biernaskie JM, Walker SC, Gegear RJ. Bumblebees learn to forage like Bayesians. Am Nat. 2009 Sep; 174(3):413-23.
  View in: PubMed
 
7. Zhu H, Gegear RJ, Casselman A, Kanginakudru S, Reppert SM. Defining behavioral and molecular differences between summer and migratory monarch butterflies. BMC Biol. 2009; 7:14.
  View in: PubMed
 
8. Gegear RJ, Casselman A, Waddell S, Reppert SM. Cryptochrome mediates light-dependent magnetosensitivity in Drosophila. Nature. 2008 Aug 21; 454(7207):1014-8.
  View in: PubMed
 
9. Biernaskie JM, Gegear RJ. Habitat assessment ability of bumble-bees implies frequency-dependent selection on floral rewards and display size. Proc Biol Sci. 2007 Oct 22; 274(1625):2595-601.
  View in: PubMed
 
10. Gegear RJ, Burns JG. The birds, the bees, and the virtual flowers: can pollinator behavior drive ecological speciation in flowering plants? Am Nat. 2007 Oct; 170(4):551-66.
  View in: PubMed
 
11. Gegear RJ, Manson JS, Thomson JD. Ecological context influences pollinator deterrence by alkaloids in floral nectar. Ecol Lett. 2007 May; 10(5):375-82.
  View in: PubMed
 
12. Gegear RJ, Otterstatter MC, Thomson JD. Bumble-bee foragers infected by a gut parasite have an impaired ability to utilize floral information. Proc Biol Sci. 2006 May 7; 273(1590):1073-8.
  View in: PubMed
 
13. Gegear RJ. Multicomponent floral signals elicit selective foraging in bumblebees. Naturwissenschaften. 2005 Jun; 92(6):269-71.
  View in: PubMed
 
14. Macuda T, Gegear RJ, Laverty TM, Timney B. Behavioural assessment of visual acuity in bumblebees (Bombus impatiens). J Exp Biol. 2001 Feb; 204(Pt 3):559-64.
  View in: PubMed
 
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Keyword
Last Name
Institution
    
 
 
 
Keywords   
Bees
Flowers
Magnetics
Feeding Behavior
Butterflies
See all (61) keywords
Co-Authors  
Reppert, Steven
Waddell, Scott
See all (2) people
Physical Neighbors  
Emery-Le, Patrick
Waddell, Scott
Reppert, Steven
Lee, Tzumin
Budnik, Vivian

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