Research Topics
Genomes and Genes | G TelegdySummaryAffiliation: University of Szeged Country: Hungary Publications
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Publications
The action of orexin A on passive avoidance learning. Involvement of transmittersG Telegdy
Department of Pathophysiology, Medical School, Neurohumoral Research Group of the Hungarian Academy of Sciences, University of Szeged, 6701 Semmelweis l, H 6721, Szeged, Hungary
Regul Pept 104:105-10. 2002..A number of transmitters could be involved in the action of consolidation, but none of them is absolutely essential...
The action of kisspeptin-13 on passive avoidance learning in mice. Involvement of transmittersGyula Telegdy
Department of Pathophysiology, Faculty of Medicine, University of Szeged, Szeged, Hungary
Behav Brain Res 243:300-5. 2013....
Involvement of neurotransmitters in the action of apelin-13 on passive avoidance learning in miceGyula Telegdy
Department of Pathophysiology, University of Szeged, Szeged, Hungary
Peptides 39:171-4. 2013..The data suggest that apelin-13 elicits its action on the consolidation of passive avoidance learning via α-adrenergic, 5-HT2 serotonergic, cholinergic, dopaminergic, GABA-A-ergic and nitric oxide mediations...
Involvement of neurotransmitters in the action of growth hormone-releasing hormone antagonist on passive avoidance learningGyula Telegdy
Department of Pathophysiology, Neuroscience Research Group of the Hungarian Academy of Sciences, University of Szeged, Szeged, Hungary
Behav Brain Res 233:326-30. 2012..The results demonstrate that the muscarinic acetylcholine receptor, the 5-HT1/5-HT2 serotonergic receptor and opioid receptors are involved as mediators in the action of MZ-4-71 on the consolidation of passive avoidance learning...
Neurotransmitter-mediated action of an antagonist of growth hormone-releasing hormone on anxiolysis in miceGyula Telegdy
Department of Pathophysiology, Neuroscience Group of the Hungarian Academy of Sciences, University of Szeged, Szeged, Hungary
Behav Brain Res 233:232-6. 2012....
The effects of isatin (indole-2, 3-dione) on pituitary adenylate cyclase-activating polypeptide-induced hyperthermia in ratsImre Pataki
Hungarian Academy of Sciences Neurohumoral Research Group, Department of Pathophysiology, University of Szeged, Semmelweis u, 1, Szeged, Hungary
BMC Neurosci 3:2. 2002..In this study the aim was to investigate the effects of isatin on thermoregulatory actions of PACAP-38, in rats...
The action of isatin (2,3-dioxoindole) an endogenous indole on brain natriuretic and C-type natriuretic peptide-induced facilitation of memory consolidation in passive-avoidance learning in ratsG Telegdy
Institute of Pathophysiology, University of Szeged, Szeged, Hungary
Brain Res Bull 53:367-70. 2000..Isatin reduced the effect of both BNP and CNP; this was significant for its effect on BNP at 50 mg/kg and on CNP at both 10 and 50 mg/kg. These results show that isatin can inhibit behavioural effects of BNP and CNP as well as ANP...
Involvement of neurotransmitters in urocortin-induced passive avoidance learning in miceG Telegdy
Institute of Pathophysiology, Neurohumoral Research Group of the Hungarian Academy of Sciences, University of Szeged, H 6701 Szeged, Hungary
Brain Res Bull 67:242-7. 2005..D2, muscarinic cholinergic, alfa-adrenergic, CRF, serotonergic (5HT 1-2), GABA B receptors are involved in the consolidation of the passive avoidance response...
The action of urocortins on body temperature in ratsG Telegdy
Department of Pathophysiology, Neurohumoral Research Group of the Hungarian Academy of Sciences, Semmelweis 1, Szeged H 6701, Hungary
Peptides 27:2289-94. 2006..The cyclooxygenase inhibitor blocked or diminished the action of these urocortins, indicating the involvement of prostaglandins in urocortin-induced hyperthermia...
Involvement of CRH receptors in urocortin-induced hyperthermiaG Telegdy
Department of Pathophysiology, University of Szeged, Semmelweis 1, Szeged 6701, Hungary
Peptides 29:1937-42. 2008..The action of urocortin 1 is mediated by CRHR1 receptor, while in the action of urocortin 2 and urocortin 3 CRHR2 receptor is involved...
Effects of the LHRH antagonist Cetrorelix on affective and cognitive functions in ratsG Telegdy
Department of Pathophysiology, University of Szeged, Hungary
Regul Pept 159:142-7. 2010..Collectively our findings confirm the effects of Cetrorelix on brain function in two species and suggest the possible merit of a clinical trial with Cetrorelix in patients with anxiety, depression and Alzheimer's disease...
Anxiolytic action of urocortin 3 fragments in miceG Telegdy
University of Szeged, Faculty of Medicine, Department of Pathophysiology, Semmelweis 1, Szeged, Hungary
Behav Brain Res 222:295-8. 2011..The results indicate that the total sequence of Ucn 3 is not necessary for the anxiolytic action of Ucn 3. Establishment the smallest active sequence of Ucn 3 will allow the synthesis of analogs or mimetics for anxiolytic action...
Effects of the growth hormone-releasing hormone (GH-RH) antagonist on brain functions in miceGyula Telegdy
Department of Pathophysiology, University of Szeged, Hungary
Behav Brain Res 224:155-8. 2011..The results imply a possible merit of a clinical trial with MZ-4-71 in patients with anxiety, depression and cognitive impairment, as observed in Alzheimer's disease...
The action of pituitary adenylate cyclase activating polypeptide (PACAP) on passive avoidance learning. The role of transmittersG Telegdy
Institute of Pathophysiology, A Szent Györgyi Medical University, Semmelweis str 1, POB 531, 6701, Szeged, Hungary
Brain Res 874:194-9. 2000..In this action, the PACAP 38 receptor and NO are important mediators. Dopaminergic, alpha- and beta-adrenergic mediation and serotonin receptors modified the action of PACAP 38, but they are probably not of great importance...
Effects of the LHRH antagonist Cetrorelix on the brain function in miceGyula Telegdy
Department of Pathophysiology, University of Szeged, Semmelweis 1, 6701 Szeged, Csongrad, Hungary
Neuropeptides 43:229-34. 2009..Further experimental work with Cetrorelix is necessary, but the results imply the possible merit of a clinical trial with Cetrorelix in patients with anxiety, depression and Alzheimer's disease...
Mediation of the behavioral, endocrine and thermoregulatory actions of ghrelinM Jászberényi
Department of Pathophysiology, University of Szeged, Neurohumoral Research Group, Hungarian Academy of Sciences, PO Box 427, Semmelweis u 1, H 6701 Szeged, Hungary
Horm Behav 50:266-73. 2006..On the other hand, ghrelin appears to have an impact on the HPA response via a serotonergic pathway and on the hyperthermic response via a cyclooxygenase and a serotonergic pathway...
Behavioral, neuroendocrine and thermoregulatory actions of apelin-13M Jászberényi
Department of Pathophysiology, University of Szeged, Neurohumoral Research Group, Hungarian Academy of Sciences, Semmelweis u 1, PO Box 427, H 6701, Szeged, Hungary
Neuroscience 129:811-6. 2004..Since the corticosterone response could be blocked by the CRH antagonist, it is likely to be mediated through the activation of the CRH neurons...
Behavioral and neuroendocrine actions of the Met-enkephalin-related peptide MERFE Bujdosó
Department of Pathophysiology, University of Szeged, Neurohumoral Research Group, Hungarian Academy of Sciences, Szeged, Hungary
Horm Behav 43:302-11. 2003..MERF also appears to activate the paraventricular CRH neurons, but dopaminergic transmission does not seem to play a significant role in its hypothalamic action...
Behavioral and neuroendocrine actions of endomorphin-2E Bujdosó
Department of Pathophysiology, University of Szeged, Neurohumoral Research Group, Hungarian Academy of Sciences, Szeged, Hungary
Peptides 22:1459-63. 2001..These findings reinforce the hypothesis that the endomorphins may play a significant role in the regulation of locomotion, rearing activity and the HPA system through the release of CRH...
Neurotransmission of the antidepressant-like effects of the growth hormone-releasing hormone antagonist MZ-4-71M Tanaka
Department of Pathophysiology, Faculty of Medicine, University of Szeged, Szeged, Hungary
Behav Brain Res 228:388-91. 2012....
The effects of brain and C-type natriuretic peptides on corticotropin-releasing factor in brain of ratsJ Gardi
Endocrine Unit, Albert Szent Györgi Medical University, Szeged, Hungary
Life Sci 60:2111-7. 1997..The CRF-LI increased in the basal forebrain after a low dose (100 ng) of CNP. These results suggest that CRF may be involved in the mediation of some neuroendocrine and behavioral responses to BNP and CNP...
The role of neuropeptide Y in orexin-induced hypothalamic-pituitary-adrenal activationM Jászberényi
Department of Pathophysiology, Albert Szent Györgyi Medical and Pharmaceutical Centre, University of Szeged, MTA SZTE Neurohumoral Research Group, Hungary
J Neuroendocrinol 13:438-41. 2001..These data suggest that the HPA system-stimulating effect of the orexins may be mediated by NPY...
Platelet eicosanoids and the effect of captopril in blood pressure regulationZ Mezei
Department of Pathophysiology, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Eur J Pharmacol 340:67-73. 1997..We may conclude that, in spite of the missing angiotensin converting enzyme in platelets, a direct effect on platelet eicosanoid synthesis could contribute to the blood pressure decreasing effect of captopril...
Involvement of different receptors in pituitary adenylate cyclase activating polypeptide induced open field activity in ratsA Adamik
Department of Pathophysiology, Neurohumoral Research Group of the Hungarian Academy of Sciences, University of Szeged, H-6701 Szeged, Hungary
Neuropeptides 38:16-20. 2004..Atropine, nitro-l-arginine, bicuculline and methysergide were ineffective. The data demonstrate that the action of PACAP 38 on the open-field activity is regulated by D2, alpha- and beta-adrenergic and opiate receptors...
The involvement of dopamine and nitric oxide in the endocrine and behavioural action of endomorphin-1E Bujdosó
University of Szeged, Department of Pathophysiology, Albert Szent Györgyi Medical and Pharmaceutical Centre, Neurohumoral Research Group of Hungarian Academy of Sciences, PO Box 427, 6701 Szeged, Hungary
Neuroscience 120:261-8. 2003..In contrast, the behavioural experiments reflect that the locomotor activation induced by EM1 is mediated by NO and dopamine, and the superfusion studies demonstrate that NO transmits the dopamine release enhancing effect of EM1...
Effects of endomorphin-1 on open-field behavior and on the hypothalamic-pituitary-adrenal systemE Bujdosó
Department of Pathophysiology, University of Szeged, Albert Szent Gyorgyi Medical and Pharmaceutical Center, Hungary
Endocrine 14:221-4. 2001..These results suggest that the EM1 -induced increases in locomotion and rearing activity as well as the pituitary-adrenal activation are mediated by CRH...
Brain monoamines are involved in mediating the action of neurohypophyseal peptide hormones on ethanol toleranceG Szabo
Department of Pathophysiology, University Medical School, Szeged, Hungary
Acta Physiol Hung 71:459-66. 1988..The data suggest that the central monoamines may be involved in mediating the actions of neurohypophyseal peptides on ethanol tolerance...
The role of nitric oxide in passive avoidance learningG Telegdy
Department of Pathophysiology, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Neuropharmacology 36:1583-7. 1997....
Vasoactive substances produced by cultured rat brain endothelial cellsB Kis
Department of Pathophysiology, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Eur J Pharmacol 368:35-42. 1999..The capacity of cerebral endothelium to regulate vascular tone by production of dilator and constrictor substances can be preserved under certain circumstances in immortalized cell lines...
The effects of valproate on the arachidonic acid metabolism of rat brain microvessels and of plateletsZ Szupera
Department of Neurology, Albert Szent Gyorgyi Medical University, P O Box 397, H 6701, Szeged, Hungary
Eur J Pharmacol 387:205-10. 2000..Modifications of the arachidonate cascade in platelets and brain microvessels may contribute to the cell function alterations caused by valproate...
Action of C-type natriuretic peptide (CNP) on passive avoidance learning in rats: involvement of transmittersG Telegdy
Department of Pathophysiology, MTA SZOTE Neurohumoral Research Group, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Eur J Neurosci 11:3302-6. 1999..In the action of CNP, dopamine, acetylcholine and nitric oxide could be the mediating transmitters...
Effects of inflammatory neuropeptides on the arachidonate cascade of plateletsA Gecse
Department of Pathophysiology, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Int Arch Allergy Immunol 118:166-70. 1999..Platelets are one of the most important elements of the microcirculation...
Antidepressant-like effects of urocortin 3 fragmentsM Tanaka
Department of Pathophysiology, Faculty of Medicine, University of Szeged, Semmelweis 1, Szeged, Hungary
Brain Res Bull 84:414-8. 2011..Establishment of the smallest active sequence of the molecule may allow the synthesis of analogs or mimetics for antidepressive drugs...
The role of central corticoliberin in the hyperosmosis-induced secretion of neurohypophysial hormones and corticosterone in the ratF Laczi
Endocrine Unit, , Szeged, Hungary
Neuropeptides 27:15-8. 1994..These findings suggest that the central CRH system may participate in the regulation of corticosterone and neurohypophysial hormone secretion evoked by acute osmotic challenge...
Arachidonate cascade in mesenteric blood vessels and platelets of spontaneously hypertensive ratsA Gecse
Department of Pathophysiology, University Medical School of Szeged, Hungary
Agents Actions Suppl 22:43-8. 1987..The lipoxygenase pathway was more active in the platelets of SH animals than in the controls. Both in the mesenteric arteries and in the platelets, the arachidonate cascade might play some role in the pathogenesis of hypertension...
Time-dependent alterations in corticotropin-releasing factor-like immunoreactivity in different brain regions after acute cocaine administration to ratsJ Gardi
Endocrine Unit, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Neuropeptides 31:15-8. 1997..These results suggest that the durations of the effects of cocaine on CRF-LI are in the brain region-specific, which might contribute to the mediation of the diverse behavioral and neuroendocrine effects of cocaine...
Antiamnesic effects of D-pipecolic acid and analogues of Pro-Leu-Gly-NH2 in ratsG L Kovacs
Institute of Pathophysiology, University Medical School, Szeged, Hungary
Pharmacol Biochem Behav 31:833-7. 1988..Therefore, D-pipecolic acid, D-pipecolamide and their N-terminally protected analogues were also investigated, and were found to have powerful antiamnesic effects...
Platelet arachidonate cascade of migraineurs in the interictal phaseZ Mezei
Department of Pathophysiology, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Platelets 11:222-5. 2000..These results suggest that the platelet eicosanoids of migraineurs in the headache-free period might promote the development of cellular, vascular and neurological events inducing headache...
Effects of neurohypophyseal hormones on food-reinforced classical conditioning in the ratR S Ibragimov
Institute of Pathophysiology, University Medical School, Szeged, Hungary
Acta Physiol Hung 71:303-13. 1988..The present results indicate that the effects of LVP and OXT on memory display reinforcement-dependent characteristics, and are thus indirect or non-specific in nature...
Vasoactive intestinal polypeptide induces analgesia and impairs the antinociceptive effect of morphine in miceM Macsai
Department of Pathophysiology, Albert Szent Gyorgyi Medical University, Szeged, Hungary
Neuropeptides 32:557-62. 1998..Morphine withdrawal signs were not significantly affected after VIP pretreatment. These findings indicate that VIP may play a role in pain sensitivity and that an opiate component may participate in this effect...
Neurotransmissions of antidepressant-like effects of kisspeptin-13M Tanaka
Neuroscience Research Group of the Hungarian Academy of Science, University of Szeged, Szeged, Hungary
Regul Pept 180:1-4. 2013..The results demonstrated that the antidepressant-like effects of kisspeptin-13 in a modified mouse FST are mediated, at least in part, by an interaction of the α(2)-adrenergic and 5-HT(2) serotonergic receptors...
Prostanoid synthesis in the cerebral blood vessels of asphyxiated pigletsB Kis
Department of Pathophysiology, University of Szeged, Faculty of Medicine, Hungary
Acta Physiol Hung 88:87-100. 2001..These findings indicate that O2 ventilation after asphyxia substantially increases the extent of prostanoid synthesis in the cerebral blood vessels...
Cyclic GMP excretion blocked by isatin administration under conditions of fluid overloadA Medvedev
Institute of Biomedical Chemistry, Russian Academy of Medical Sciences, Moscow, Russia
Biochem Pharmacol 62:225-7. 2001..Isatin thus affected both the generation of cGMP and fluid balance in vivo...
