| Personal: | |
|---|---|
| Name: | Tünde Hajnik |
| Born: | October 17, 1969. Győr, Hungary |
| Citizenship: | Hungarian |
| Permanent address: | Töki u. 60. H-2071 Páty, Hungary |
| Office: | Dept. of Physiology and Neurobiology Eötvös Loránd University Pázmány P. sétány 1/c. H-1117 Budapest, Hungary |
| E-mail: | tucsok@tucsok.hu |
| Marital status: | Married, three children |
| Current position: | |
|---|---|
| Assistant professor Department of Physiology and Neurobiology Eötvös Loránd University, Budapest, Hungary |
| Education: | |
|---|---|
| 1993-1997 | Eötvös Loránd University, Budapest, Hungary PhD program in neurophysiology |
| 1988-1993 | Eötvös Loránd University, Budapest, Hungary program: research biologist |
| 1984-1988 | Révai Miklós Secondary School, Győr, Hungary |
| Theses: | |
|---|---|
| M.A. | "Electrographic examination of homeostatic regulation of sleep-wake cycle in cat after treatment with cholinergic and adrenergic drugs." Eötvös Loránd University, 1993 |
| Ph.D. | "The role of glutamate in the regulation of consciousness and information processing." Eötvös Loránd University, 2003 |
| Professional society memberships | |
|---|---|
| European Neuroscience Association | 1992 to date |
| Hungarian Neuroscience Association | 1992 to date |
| American Professional Sleep Research Societies (APSS) | 1996 to 1997 |
| Educational activity: | |
|---|---|
| 2002 to date | Practical course in physiology for undergraduate students on biology and psychology program. |
| 2004 to date: | Practical course in physiology (level B) for undergraduate students on biology program. |
| 2006 to date: | Seminar of physiology for participants in pharmacological technician training. |
| Scientific activity: | |
|---|---|
| 2007 to date | Investigation of cortical slow wave activity and delta waves in naturally sleeping animals and after treatment with different drugs. |
| 2005 to date | Investigating the effect of cholinergic, adrenergic, serotoninergic and dopaminergic agonists on the sleep-wake cycle and auditory evoked potentials of freely moving rat. |
| 2002 to 2007 | Investigating the effect of neuropeptideY microinjection to the basal forebrain on the sleep-waking cycle of freely moving rat. |
| 2002 to date | Participation in testing of different drugs developed by EGIS, Richter Gedeon and Bristol-Myers Squibb pharmaceutical companies. |
| 1995 to 1999: | Investigating the effect of glutamate agonists ant antagonists on the rat EEG and evoked potentials. |
| 1998: | Investigating the inhibitory effect of different anticonvulsants on the veratridine induced EEG seizures as a research pharmacologist at CHINOIN Pharmaceutical and ChemicalWorks Ltd. |
| 1994-1995, 1996: | Research assistant position in the Sepulveda VAMC in California. Investigating the atonia related regions in the rodent pons and medulla with electrical and chemical methods |
| 1990-1994: | Investigating the relationship between the frequency components (mainly the delta power density) of the cortical EEG and the sleep propensity in freely moving cats using different sleep deprivational techniques. (Electrical stimulation of hypothalamic center of predatory behavior, and treatment with adrenergic and cholinergic drogs stimulating the ascending activation systems.) |
| 1990-1991: | Participation in the development of a new computerised sleep deprivation technique. |
| 1990-1991: | Investigating the role played by the basal forebrain structures in the regulation of sleep-wake cycle in freely-moving cats with extracellular microlectrodes. |
| International Meetings | |
|---|---|
| 2010 | 7th Forum of European Neuroscience association (ENA) Amsterdam, The Nederlands |
| 2010 | IBRO International Workshop Pécs, Hungary |
| 2004 | 4th Forum of European Neuroscience association (ENA) Lisbon, Portugal |
| 1999 | 3rd congress of the World Federation of Sleep Research Societies, Dresden, Germany |
| 1998 | 1st Forum of European Neuroscience assotiation (ENA), Berlin, Germany |
| 1996 | 10th Annual Meeting of American Professional Sleep Research Societies (APSS), Washington D.C., USA |
| 1995 | Twenty Fifth Annual Meeting of the Society for Neuroscience, San Diego, USA |
| 1995 | 2nd congress of the World Federation of Sleep Research Societies Nassau, The Bahamas |
| 1995 | 9th Annual Meeting of American Professional Sleep Research Societies, Nashville, USA |
| 1993 | Neuroscience in Central Europe. Workshop I. Budapest, Hungary |
| 1993 | Joint Meeting of Austrian, Estonian, Finnish and Hungarian Physiologocal Societies, Debrecen, Hungary |
| Field trips: | |
|---|---|
| 1994. oct.-1995 nov., 1996. jun-aug. | Research assistant in Sepulveda VAMC and UCLA California (in Dr. Jerome M. Siegel's laboratory). |
| Publications: |
|---|
| Toth, A., Hajnik,T., Zaborszky, L. and Detari, L. Effect of basal forebrain neuropeptide Y administration on sleep and spontaneous behavior in freely moving rats. Brain Res. Bull. 72(4-6): 293-301. 2007. impact:1.684 |
| Hajnik,T., Lai,Y.Y. and Siegel,J.M. Atonia related regions in the rodent pons and medulla. J. Neurophysiol. 84(4):1942-48, 2000. impact:3.855 |
| Lai,Y.Y., Shalita,T., Hajnik,T., Wu,J.P., Kuo,J.S., Chia,L.G. and Siegel,J.M. Neurotoxic N-methyl-D-aspartate lesion of the ventralmidbrain and mesopontine junction alters sleep-wake organization. Neuroscience 90(2):469-83, 1999. impact:3.924 |
| Detari,L., Szentgyorgyi,V., Hajnik,T., Szenasi,G., Gacsalyi,I. and Kukorelli,T. Differential EEG effects of the anxiolytic drugs,deramciclane(EGIS-3886), ritanserin and chlordiazepoxide in rats. Psychopharmacology (Berl.) 142(3):318-26, 1999. impact:2.918 |
| Detari L., Kukorelli T., and Hajnik T. Long term sleep deprivation by hypothalamic activationin cats. J.Neurosci. Meth. 49:225-230, 1993. impact: 3.005 |
| Hajnik,T. Lai,Y.Y. and Siegel,J.M. Atonia Related Regions in the Rodent Pons and Medulla. Sleep Research, 24A. 26. (1995). |
| Hajnik,T., Lai,Y.Y., and Siegel,J.M. Induction of atonia by chemical and electrical stimulation in the brainstem of rats. Neurobiology 5:(1997). |
| Hajnik,T., Détári,L. and Tarnawa,I. Effects of NMDA and non-NMDA glutamatergic drugs on EEG delta power and acoustic evoked potentials in freely moving rats. Eur. J. Neurosci., Suppl.10 (1998) 134. |
| Szentgyörgyi,V., Détári, L., Hajnik,T. and Kukorelli,T. Development of P13-like peak in acoustic evoked potentials of rats under urethane anesthesia Neurobiology, 6: |
| Hajnik,T., Détári,L. and Kukorelli,T. Long-term electrographic monitoring of S-W cycle in rats following cholinergic and noradrenergic drugs. Sleep Research Online, 2(Suppl. 1): 42. (1999). |
| Tóth, A., Hajnik,T., Záborszky, L. and Détári, L. Effect of basal forebrain NPY administration on sleep and waking in rat FENS Abstr. vol. 2. A128.9, (2004). |