List of works - Ricardo Luiz Nunes-de-Souza

Activation of 5-HT2C receptors in the dorsal periaqueductal gray increases antinociception in mice exposed to the elevated plus-maze ⬇️

scientific article published on July 16, 2012

An ethological model for the study of activation and interaction of pain, memory and defensive systems in the attacked mouse. Role of endogenous opioids.

scientific article published on January 1990

Anti-nociceptive effects of Carpolobia lutea G. Don (Polygalaceae) leaf fractions in animal models

scientific article published on 24 February 2011

Anxiety-like responses induced by nitric oxide within the BNST in mice: Role of CRF1 and NMDA receptors

scientific article

Anxiogenic and antinociceptive effects induced by corticotropin-releasing factor (CRF) injections into the periaqueductal gray are modulated by CRF1 receptor in mice ⬇️

scientific article published on June 23, 2011

Anxiogenic-like effect induced by TRPV1 receptor activation within the dorsal periaqueductal gray matter in mice.

scientific article published on 21 May 2013

Anxiogenic-like effects induced by NMDA receptor activation are prevented by inhibition of neuronal nitric oxide synthase in the periaqueductal gray in mice.

scientific article

Anxiogenic-like effects of mCPP microinfusions into the amygdala (but not dorsal or ventral hippocampus) in mice exposed to elevated plus-maze.

scientific article published on 17 January 2007

Anxiolytic effects of erythrinian alkaloids from Erythrina mulungu.

scientific article

Anxiolytic-like effects produced by bilateral lesion of the periaqueductal gray in mice: Influence of concurrent nociceptive stimulation.

scientific article published on 3 May 2009

Blockade of fear-induced antinociception with intra-amygdala infusion of midazolam: Influence of prior test experience.

scientific article published on 25 July 2009

CRF receptor type 1 (but not type 2) located within the amygdala plays a role in the modulation of anxiety in mice exposed to the elevated plus maze.

scientific article published on 6 April 2016

Concurrent nociceptive stimulation impairs the anxiolytic effect of midazolam injected into the periaqueductal gray in mice.

scientific article published in June 2005

Contrasting effects of nitric oxide and corticotropin- releasing factor within the dorsal periaqueductal gray on defensive behavior and nociception in mice.

scientific article published on 29 March 2012

Contribution of the rostral ventromedial medulla to post-anxiety induced hyperalgesia.

scientific article published on 22 February 2012

Defensive-like behaviors and antinociception induced by NMDA injection into the periaqueductal gray of mice depend on nitric oxide synthesis.

scientific article published on 13 February 2006

Dissociation in control of physiological and behavioral responses to emotional stress by cholinergic neurotransmission in the bed nucleus of the stria terminalis in rats.

scientific article published on 15 October 2015

Dose-response effects of orexin-A on food intake and the behavioural satiety sequence in rats

scientific article published on 01 December 2000

Effect of chronic treatment with clomipramine on food intake, macronutrient selection and body weight gain in rats.

scientific article published in August 2007

Effects of erythrinian alkaloids isolated from Erythrina mulungu (Papilionaceae) in mice submitted to animal models of anxiety ⬇️

scientific article

Environmentally induced antinociception and hyperalgesia in rats and mice.

scientific article published on 7 August 2011

Ethopharmacological analysis of the open elevated plus-maze in mice.

scientific article published on 5 March 2013

Ethopharmacological evaluation of the rat exposure test: A prey–predator interaction test ⬇️

scientific article published on November 27, 2012

Evaluation of the elevated T-maze as an animal model of anxiety in the mouse.

scientific article published in March 1999

Functional lateralization of the medial prefrontal cortex in the modulation of anxiety in mice: Left or right?

scientific article published on 11 April 2016

High intensity social conflict in the Swiss albino mouse induces analgesia modulated by 5-HT1A receptors.

scientific article

Implication of the 5-HT2A and 5-HT2C (but not 5HT1A) receptors located within the periaqueductal gray in the elevated plus-maze test-retest paradigm in mice.

scientific article published on 19 July 2009

Increased corticosterone levels in mice subjected to the rat exposure test.

scientific article published on 3 October 2009

Investigation of the hypothalamic defensive system in the mouse.

scientific article

Involvement of the midbrain periaqueductal gray 5-HT1A receptors in social conflict induced analgesia in mice ⬇️

scientific article published on March 26, 1998

Low-Intensity Photobiomodulation Decreases Neuropathic Pain in Paw Ischemia-Reperfusion and Spared Nervus Ischiadicus Injury Experimental Models

scientific article published on 20 December 2019

Open elevated plus maze-induced antinociception in rats: a non-opioid type of pain inhibition?

scientific article

Physical environment modulates the behavioral responses induced by chemical stimulation of dorsal periaqueductal gray in mice.

scientific article published in September 2006

Role of TRPV1 channels of the dorsal periaqueductal gray in the modulation of nociception and open elevated plus maze-induced antinociception in mice.

scientific article

Role of glutamate NMDA receptors and nitric oxide located within the periaqueductal gray on defensive behaviors in mice confronted by predator.

scientific article published on 25 February 2009

Role of the lateral preoptic area in cardiovascular and neuroendocrine responses to acute restraint stress in rats

scientific article published on 22 March 2017

Serotonergic modulation in neuropathy induced by oxaliplatin: Effect on the 5HT2C receptor

scientific article published on 29 April 2014

Similar anxiolytic-like effects following intra-amygdala infusions of benzodiazepine receptor agonist and antagonist: evidence for the release of an endogenous benzodiazepine inverse agonist in mice exposed to elevated plus-maze test.

scientific article published on 5 March 2009

Tonic modulation of anxiety-like behavior by corticotropin-releasing factor (CRF) type 1 receptor (CRF1) within the medial prefrontal cortex (mPFC) in male mice: role of protein kinase A (PKA).

scientific article published on 18 May 2014

Use of the elevated T-maze to study anxiety in mice.

scientific article published in January 2004

Ventrolateral periaqueductal gray lesion attenuates nociception but does not change anxiety-like indices or fear-induced antinociception in mice.

scientific article published on 14 January 2011

List of works by Ricardo Luiz Nunes-de-Souza

Activation of 5-HT2C receptors in the dorsal periaqueductal gray increases antinociception in mice exposed to the elevated plus-maze ⬇️

An ethological model for the study of activation and interaction of pain, memory and defensive systems in the attacked mouse. Role of endogenous opioids.

Anti-nociceptive effects of Carpolobia lutea G. Don (Polygalaceae) leaf fractions in animal models

Anxiety-like responses induced by nitric oxide within the BNST in mice: Role of CRF1 and NMDA receptors

Anxiogenic and antinociceptive effects induced by corticotropin-releasing factor (CRF) injections into the periaqueductal gray are modulated by CRF1 receptor in mice ⬇️

Anxiogenic-like effect induced by TRPV1 receptor activation within the dorsal periaqueductal gray matter in mice.

Anxiogenic-like effects induced by NMDA receptor activation are prevented by inhibition of neuronal nitric oxide synthase in the periaqueductal gray in mice.

Anxiogenic-like effects of mCPP microinfusions into the amygdala (but not dorsal or ventral hippocampus) in mice exposed to elevated plus-maze.

Anxiolytic effects of erythrinian alkaloids from Erythrina mulungu.

Anxiolytic-like effects produced by bilateral lesion of the periaqueductal gray in mice: Influence of concurrent nociceptive stimulation.

Blockade of fear-induced antinociception with intra-amygdala infusion of midazolam: Influence of prior test experience.

CRF receptor type 1 (but not type 2) located within the amygdala plays a role in the modulation of anxiety in mice exposed to the elevated plus maze.

Concurrent nociceptive stimulation impairs the anxiolytic effect of midazolam injected into the periaqueductal gray in mice.

Contrasting effects of nitric oxide and corticotropin- releasing factor within the dorsal periaqueductal gray on defensive behavior and nociception in mice.

Contribution of the rostral ventromedial medulla to post-anxiety induced hyperalgesia.

Defensive-like behaviors and antinociception induced by NMDA injection into the periaqueductal gray of mice depend on nitric oxide synthesis.

Dissociation in control of physiological and behavioral responses to emotional stress by cholinergic neurotransmission in the bed nucleus of the stria terminalis in rats.

Dose-response effects of orexin-A on food intake and the behavioural satiety sequence in rats

Effect of chronic treatment with clomipramine on food intake, macronutrient selection and body weight gain in rats.

Effects of erythrinian alkaloids isolated from Erythrina mulungu (Papilionaceae) in mice submitted to animal models of anxiety ⬇️

Environmentally induced antinociception and hyperalgesia in rats and mice.

Ethopharmacological analysis of the open elevated plus-maze in mice.

Ethopharmacological evaluation of the rat exposure test: A prey–predator interaction test ⬇️

Evaluation of the elevated T-maze as an animal model of anxiety in the mouse.

Functional lateralization of the medial prefrontal cortex in the modulation of anxiety in mice: Left or right?

High intensity social conflict in the Swiss albino mouse induces analgesia modulated by 5-HT1A receptors.

Implication of the 5-HT2A and 5-HT2C (but not 5HT1A) receptors located within the periaqueductal gray in the elevated plus-maze test-retest paradigm in mice.

Increased corticosterone levels in mice subjected to the rat exposure test.

Investigation of the hypothalamic defensive system in the mouse.

Involvement of the midbrain periaqueductal gray 5-HT1A receptors in social conflict induced analgesia in mice ⬇️

Low-Intensity Photobiomodulation Decreases Neuropathic Pain in Paw Ischemia-Reperfusion and Spared Nervus Ischiadicus Injury Experimental Models

Open elevated plus maze-induced antinociception in rats: a non-opioid type of pain inhibition?

Physical environment modulates the behavioral responses induced by chemical stimulation of dorsal periaqueductal gray in mice.

Role of TRPV1 channels of the dorsal periaqueductal gray in the modulation of nociception and open elevated plus maze-induced antinociception in mice.

Role of glutamate NMDA receptors and nitric oxide located within the periaqueductal gray on defensive behaviors in mice confronted by predator.

Role of the lateral preoptic area in cardiovascular and neuroendocrine responses to acute restraint stress in rats

Serotonergic modulation in neuropathy induced by oxaliplatin: Effect on the 5HT2C receptor

Similar anxiolytic-like effects following intra-amygdala infusions of benzodiazepine receptor agonist and antagonist: evidence for the release of an endogenous benzodiazepine inverse agonist in mice exposed to elevated plus-maze test.

Tonic modulation of anxiety-like behavior by corticotropin-releasing factor (CRF) type 1 receptor (CRF1) within the medial prefrontal cortex (mPFC) in male mice: role of protein kinase A (PKA).

Use of the elevated T-maze to study anxiety in mice.

Ventrolateral periaqueductal gray lesion attenuates nociception but does not change anxiety-like indices or fear-induced antinociception in mice.