| Publication |
Sentence |
Publish Date |
Extraction Date |
Species |
| F A Guarraci, B S Kap. An electrophysiological characterization of ventral tegmental area dopaminergic neurons during differential pavlovian fear conditioning in the awake rabbit. Behavioural brain research. vol 99. issue 2. 1999-10-27. PMID:10512583. |
these overall results suggest that conditioned aversive stimuli can affect the firing of vta da neurons and that these neurons comprise a heterogenous population with respect to their response profiles. |
1999-10-27 |
2023-08-12 |
rat |
| W J McBride, J M Murphy, S Ikemot. Localization of brain reinforcement mechanisms: intracranial self-administration and intracranial place-conditioning studies. Behavioural brain research. vol 101. issue 2. 1999-08-23. PMID:10372570. |
icpc studies confirmed that injection of morphine into the vta produces conditioned place preference (cpp). |
1999-08-23 |
2023-08-12 |
rat |
| V I Maĭorov, G G Khludov. [The neuronal reactions of the cat motor cortex to electrical stimulation of the ventral tegmental area as a conditioned signal for the reflex of placing the forelimb on a support]. Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova. vol 49. issue 3. 1999-08-18. PMID:10420551. |
[the neuronal reactions of the cat motor cortex to electrical stimulation of the ventral tegmental area as a conditioned signal for the reflex of placing the forelimb on a support]. |
1999-08-18 |
2023-08-12 |
cat |
| V I Maĭorov, G G Khludov. [The neuronal reactions of the cat motor cortex to electrical stimulation of the ventral tegmental area as a conditioned signal for the reflex of placing the forelimb on a support]. Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova. vol 49. issue 3. 1999-08-18. PMID:10420551. |
the conditioned forepaw placing reaction was elaborated using food reinforcement and vta stimulation as a conditioned stimulus. |
1999-08-18 |
2023-08-12 |
cat |
| V I Maĭorov, G G Khludov. [The neuronal reactions of the cat motor cortex to electrical stimulation of the ventral tegmental area as a conditioned signal for the reflex of placing the forelimb on a support]. Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova. vol 49. issue 3. 1999-08-18. PMID:10420551. |
short (5-10 pulses) conditioned vta stimulation evoked a prolonged (up to 1000 ms or longer) activation of neurons of the motor cortex and caused a substitution of the inhibitory phase of response to stimulation of the parietal cortex in poststimulus interval in 50-200 ms for the late secondary excitatory response. |
1999-08-18 |
2023-08-12 |
cat |
| P Popik, W Kolasiewic. Mesolimbic NMDA receptors are implicated in the expression of conditioned morphine reward. Naunyn-Schmiedeberg's archives of pharmacology. vol 359. issue 4. 1999-07-23. PMID:10344527. |
similar attenuation of the expression of morphine-induced conditioned place preference was observed in rats receiving 15.6 and 62.5 ng/0.5 ml side of npc 17742 injected bilaterally into the nucleus accumbens and ventral tegmental area. |
1999-07-23 |
2023-08-12 |
human |
| E W Lamont, L Kokkinidi. Infusion of the dopamine D1 receptor antagonist SCH 23390 into the amygdala blocks fear expression in a potentiated startle paradigm. Brain research. vol 795. issue 1-2. 1998-08-19. PMID:9622611. |
the observed opposing effects of amygdaloid da d1 receptor antagonism on fear expression, along with earlier research demonstrating the involvement of ventral tegmental area (vta) da neurons on fear-potentiated startle, suggest a role for mesoamygdaloid activity in conditioned excitatory fear reactions. |
1998-08-19 |
2023-08-12 |
rat |
| S Campeau, W A Falls, W E Cullinan, D L Helmreich, M Davis, S J Watso. Elicitation and reduction of fear: behavioural and neuroendocrine indices and brain induction of the immediate-early gene c-fos. Neuroscience. vol 78. issue 4. 1997-07-22. PMID:9174076. |
the cingulate, infralimbic and perirhinal cortex, nucleus accumbens, lateral septum, dorsal endopiriform nucleus, and ventral tegmental area had higher c-fos induction in rats presented with the fearful conditioned stimulus, confirming previous studies. |
1997-07-22 |
2023-08-12 |
rat |
| L J Munro, L Kokkinidi. Infusion of quinpirole and muscimol into the ventral tegmental area inhibits fear-potentiated startle: implications for the role of dopamine in fear expression. Brain research. vol 746. issue 1-2. 1997-04-28. PMID:9037502. |
in the present study we determined the contribution of the ventral tegmental area (vta) to the expression of a classically conditioned fear-induced increase in the acoustic startle reflex. |
1997-04-28 |
2023-08-12 |
Not clear |
| M Tsuji, Y Nakagawa, Y Ishibashi, T Yoshii, T Takashima, M Shimada, T Suzuk. Activation of ventral tegmental GABAB receptors inhibits morphine-induced place preference in rats. European journal of pharmacology. vol 313. issue 3. 1997-03-07. PMID:8911911. |
the effect of microinjection of a gabab receptor agonist, baclofen, into the ventral tegmental area on the rewarding effect of morphine was investigated using the conditioned place preference paradigm in rats. |
1997-03-07 |
2023-08-12 |
rat |
| K Nader, D van der Koo. Deprivation state switches the neurobiological substrates mediating opiate reward in the ventral tegmental area. The Journal of neuroscience : the official journal of the Society for Neuroscience. vol 17. issue 1. 1997-02-04. PMID:8987763. |
rats were conditioned such that distinct environments were paired with an intra-ventral tegmental area (vta) microinfusion of either 500 ng per 0.5 microl per side morphine or 0. |
1997-02-04 |
2023-08-12 |
rat |
| K Nader, D van der Koo. Deprivation state switches the neurobiological substrates mediating opiate reward in the ventral tegmental area. The Journal of neuroscience : the official journal of the Society for Neuroscience. vol 17. issue 1. 1997-02-04. PMID:8987763. |
we report that pretreatment with the broad-spectrum dopamine antagonist alpha-flupentixol blocked the acquisition of conditioned place preferences for environments paired with morphine microinjections directly into the vta in opiate-dependent and withdrawn, but not in previously drug-naive, rats. |
1997-02-04 |
2023-08-12 |
rat |
| K Nader, D van der Koo. Deprivation state switches the neurobiological substrates mediating opiate reward in the ventral tegmental area. The Journal of neuroscience : the official journal of the Society for Neuroscience. vol 17. issue 1. 1997-02-04. PMID:8987763. |
tpp lesions blocked the acquisition of conditioned place preferences for environments paired with vta morphine microinjections in previously drug-naive, but not in opiate-dependent and withdrawn, rats. |
1997-02-04 |
2023-08-12 |
rat |
| A Iu Bespalov, E E Evarta. [The effect of the NMDA-receptor antagonist (+/-)-CPP on the conditioned-reflex activation of an operant reaction in the brain electrical self-stimulation test in rats]. Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova. vol 46. issue 1. 1996-08-23. PMID:8693775. |
conditioned activation of the operant response was induced by the stimuli associated with rewarding electrical stimulation of vta, i.e., light or subthreshold stimulation. |
1996-08-23 |
2023-08-12 |
rat |
| C L Duvauchelle, M Levitin, L A MacConell, L K Lee, A Ettenber. Opposite effects of prefrontal cortex and nucleus accumbens infusions of flupenthixol on stimulant-induced locomotion and brain stimulation reward. Brain research. vol 576. issue 1. 1992-10-06. PMID:1515903. |
ventral tegmental area (vta) stimulation produced conditioned place preferences for stimulation-paired environments the magnitudes of which were dose-dependently reduced by systemic application of the dopamine antagonist, haloperidol (0.0, 0.15, 0.3 mg/kg). |
1992-10-06 |
2023-08-11 |
Not clear |
| G A Barr, G Ross. Conditioned place preference from ventral tegmental injection of morphine in neonatal rats. Brain research. Developmental brain research. vol 66. issue 1. 1992-07-10. PMID:1600627. |
the low dose of morphine (0.05 micrograms) injected into the vta significantly increased duration of time spent in the conditioned environment, demonstrating conditioned preference for the conditioned area over the unscented area; the most effective injection sites were directly into the vta. |
1992-07-10 |
2023-08-11 |
rat |
| A E Kelley, J M Delf. Dopamine and conditioned reinforcement. II. Contrasting effects of amphetamine microinjection into the nucleus accumbens with peptide microinjection into the ventral tegmental area. Psychopharmacology. vol 103. issue 2. 1991-06-12. PMID:1709289. |
in the present experiments, substance p (sp), neurotensin (nt), d-ala-metenkephalin (dala) and morphine sulfate (ms) were injected bilaterally into the vta and their effects on conditioned reinforcement were assessed. |
1991-06-12 |
2023-08-11 |
rat |
| P Vezina, J Stewar. Amphetamine administered to the ventral tegmental area but not to the nucleus accumbens sensitizes rats to systemic morphine: lack of conditioned effects. Brain research. vol 516. issue 1. 1990-08-13. PMID:2364286. |
amphetamine administered to the ventral tegmental area but not to the nucleus accumbens sensitizes rats to systemic morphine: lack of conditioned effects. |
1990-08-13 |
2023-08-11 |
rat |
| P Vezina, J Stewar. Amphetamine administered to the ventral tegmental area but not to the nucleus accumbens sensitizes rats to systemic morphine: lack of conditioned effects. Brain research. vol 516. issue 1. 1990-08-13. PMID:2364286. |
different groups of rats received conditioning training with bilateral injections of amphetamine (2.5 micrograms/0.5 microliters/side) either into the ventral tegmental area (vta) or the nucleus accumbens (nac) and were tested on separate occasions for conditioned locomotor activity with saline and cross-sensitization to the locomotor activating effects of morphine (1.0 mg/kg, i.p.). |
1990-08-13 |
2023-08-11 |
rat |
| H O Pettit, K Muelle. Infusions of cholecystokinin octapeptide into the ventral tegmental area potentiate amphetamine conditioned place preferences. Psychopharmacology. vol 99. issue 3. 1990-01-25. PMID:2594910. |
infusions of cholecystokinin octapeptide into the ventral tegmental area potentiate amphetamine conditioned place preferences. |
1990-01-25 |
2023-08-11 |
Not clear |