Dr. Keram Pfeiffer - Publications |
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Refereed papers
| 12. | Torkkeli PH, Meisner S, French AS, Pfeiffer K (in
press): GABA and glutamate receptors have different effects on excitability and are differentially regulated by calcium in spider mechanosensory neurons. |
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| 11. | Pfeiffer K, Kinoshita M (2012): Segregation of visual inputs from different regions of the compound eye in two parallel pathways through the anterior optic tubercle of the bumblebee (Bombus ignitus). J Comp Neurol 520:212-229. doi: 10.1002/cne.22776 |
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| 10. | Pfeiffer K, Torkkeli PH, French AS (2012): Activation of GABAA receptors modulates all stages of mechanoreception in spider mechanosensory neurons. J Neurophysiol 107:196-204. doi: 10.1152/jn.00717.2011 |
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| 9. | el Jundi B, Pfeiffer K, Homberg U (2011): A distinct layer of the medulla integrates sky compass signals in the brain of an insect PLoS ONE 6(11):e27855. doi: 10.1371/journal.pone.0027855 |
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| 8. | French AS, Pfeiffer K (2011): Measuring entropy in continuous and digitally filtered neural signals. J Neurosc Methods 196:81-87. doi: 10.1016/j.jneumeth.2011.01.002 |
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| 7. | Pfeiffer K, Negrello M, Homberg U (2011): Conditional perception under stimulus ambiguity: Polarization- and azimuth-sensitive neurons in the locust brain are inhibited by low degrees of polarization. J Neurophysiol 105:28-35. |
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| 6. | Pfeiffer K, French AS (2009): GABAergic excitation of spider mechanoreceptors increases information capacity by increasing entropy rather than decreasing jitter. J Neurosci 29:10989-10994. doi: 10.1523/JNEUROSCI.2744-09.2009 |
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| 5. | Pfeiffer K, Panek I, Höger U, French AS, Torkkeli
PH (2009): Random stimulation of spider mechanosensory neurons reveals long-lasting excitation by GABA and muscimol. J Neurophysiol 101:54-66. |
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| 4. | Pfeiffer K, Homberg U (2007): Coding of azimuthal directions via time-compensated combination of celestial compass cues. Curr Biol 17:960-965. doi: 10.1016/j.cub.2007.04.059 |
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| 3. | Kinoshita M, Pfeiffer K, Homberg U (2007): Spectral properties of identified polarized-light sensitive interneurons in the brain of the desert locust Schistocerca gregaria. J Exp Biol 210:1350-1361. doi: 10.1242/jeb.02744 |
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| 2. | Pfeiffer K, Kinoshita M, Homberg U (2005): Polarization-sensitive and light-sensitive neurons in two parallel pathways passing through the anterior optic tubercle in the locust brain. J Neurophysiol, 94:3903-3915. |
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| 1. | Homberg U, Hofer S, Pfeiffer K, Gebhardt S
(2003): Organization and neural connections of the anterior optic tubercle in the brain of the locust, Schistocerca gregaria. J Comp Neurol,462:415-430. doi: 10.1002/cne.10771 |
Reviews
| 3. | Homberg U, Heinze S, Pfeiffer K, Kinoshita M, el
Jundi B (2011): Central coding of sky polarization in insects. Phil Trans R Soc B, 366:680-687. doi: 10.1098/rstb.2010.0199 |
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| 2. | Homberg U, Pfeiffer K, Heinze S, Kinoshita M
(2008): Central mechanisms of polarization vision and sky compass orientation. In: Shimozawa T, Hariyama T (eds.) Insect Mimetics, Tokyo, NTS (in japanese). |
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| 1. | Homberg U, Hofer S, Mappes M, Vitzthum H, Pfeiffer
K, Gebhardt S, Müller M, Paech A (2004): Neurobiology of polarization vision in the locust Schistocerca gregaria. Acta Biol Hung, 55:81-89. doi: 55:81-89. 10.1556/ABiol.55.2004.1-4.10 |
Abstracts
| 19. | Zeller M, Homberg U, Pfeiffer K
(2012): Convergence of a putative polarization vision pathway with PDH-immunoreactive neurons in the medulla of the honeybee (Apis mellifera). 10th International Congress of Neuroethology, College Park, MD, USA. Abstract Poster |
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| 18. | Carey N, Stuerzl W, Vukanovic S, Pfeiffer K,
Elbrechter C (2012): An insect-inspired biomimetic polarisation sensor and sky-compass. 10th International Congress of Neuroethology, College Park, MD, USA. Abstract |
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| 17. | Pfeiffer K, Kinoshita M (2012): A putative polarization‐vision pathway from the dorsal rim area to the lateral accessory lobe of the bee. Janelia Farm Conference: Towards a Common Framework to Study the Function of the Insect Central Complex Abstract Poster |
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| 16. | Pfeiffer K, Torkkeli PH, French AS (2011): Information transmission is limited by entropy in spider mechanoreceptors. NWG Göttingen, Proc 9th German Neurosci Soc Conf T20-B1. Abstract Poster |
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| 15. | Pfeiffer K, Kinoshita M (2010): Morphology of two parallel visual pathways through the anterior optic tubercle of the bumblebee. 9th International Congress of Neuroethology, Salamanca, Spain. Abstract Poster |
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| 14. | Torkkeli PH, Pfeiffer K, Meisner S, French AS
(2009): Long and short term effects of glutamate on spider mechanosensory neurons during random stimulation. Journal of Physiological Sciences 59: Supp. 1, 203. Abstract Poster |
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| 13. | Pfeiffer K, Höger U, French AS, Torkkeli PH
(2009): Differing effects of GABA and glutamate on spider (Cupiennius salei) mechanoreceptors. NWG Göttingen, Proc 8th German Neurosci Soc Conf. Abstract Poster |
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| 12. | el Jundi B, Heinze S, Pfeiffer K, Homberg U
(2009): Transformation of receptive field structure and ocular dominance between different stages of the polarization vision pathway in the brain of the locust. NWG Göttingen, Proc 8th German Neurosci Soc Conf. Abstract Poster |
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| 11. | Pfeiffer K, Höger U, French AS, Torkkeli PH
(2008): Mechanisms of GABAA receptor mediated excitation of spider mechanosensory neurons. Soc Neurosci Abstr 271.1. Abstract Poster |
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| 10. | Pfeiffer K, Homberg U (2008): Paradox response properties of locust sky compass neurons. International Conference on Invertebrate Vision, Bäckaskog Castle, Sweden 2008. Abstract Poster |
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| 9. | Pfeiffer K, Höger U, French AS, Torkkeli PH
(2008): Membrane depolarisation and the excitatory action of GABA and muscimol in spider mechanosensory neurons. Oral presentation at the Canadian Physiological Society Winter Meeting, Lake Louise 2008. |
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| 8. | Pfeiffer K, Höger U, French AS, Torkkeli PH
(2007): Excitatory effects of GABAA receptor activation in spider mechanosensory neurons. 8th International Congress of Neuroethology, Vancouver, Canada. Poster |
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| 7. | Pfeiffer K, Homberg U (2007): Responses of polarization-sensitive interneurons to different degrees of polarization. 8th International Congress of Neuroethology, Vancouver, Canada. Abstract Poster |
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| 6. | Homberg U, Pfeiffer K (2005): Polarization vision and sky compass in the desert locust. NWG Göttingen, Proc 6th German Neurosci Soc Conf, Thieme, Stuttgart S16-5, p210. Abstract |
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| 5. | Pfeiffer K, Kinoshita M, Homberg U (2005): Integration of celestial orientation cues in an identified neuron in the brain of the desert locust Schistocerca gregaria. NWG Göttingen, Proc 6th German Neurosci Soc Conf, Thieme, Stuttgart 21B, p218. Abstract Poster |
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| 4. | Pfeiffer K, Kinoshita M, Homberg U (2004): POL neurons of the anterior optic tubercle in the brain of the desert locust, Schistocerca gregaria receive multiple inputs from different regions of the compound eye. 7th International Congress of Neuroethology, Nyborg, Denmark, P161, p132. Abstract Poster |
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| 3. | Kinoshita M, Pfeiffer K, Homberg U (2004): Spectral sensitivity of POL neurons in the desert locust Schistocerca gregaria. 7th International Congress of Neuroethology, Nyborg, Denmark, P162, p132. |
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| 2. | Pfeiffer K, Homberg U (2003): Neurons of the anterior optic tubercle of the locust Schistocerca gregaria are sensitive to the plane of polarized light. NWG Göttingen, Proc 5th German Neurosci Soc Conf, Thieme Verlag, Stuttgart, New York, 492, p567. Abstract Poster |
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| 1. | Pfeiffer K, Homberg U (2002): Visual signal processing in neurons of the anterior optic tubercle of the locust Schistocerca gregaria. 95th DZG meeting Halle Zoology 105 Suppl. V, p45. Abstract Poster |
