Citations with the tag: AMYGDALOID body
Results 51 - 100
- Brain c-Fos immunocytochemistry and cytochrome oxidase histochemistry after a fear conditioning task.
Conejo, N�lida M.; Gonz�lez Pardo, H�ctor; L�pez, Mat�as; Cantora, Ra�l; Arias, Jorge L. // Psicothema; May2007, Vol. 19 Issue 2, p295The involvement of the basolateral and the medial amygdala in fear conditioning was evaluated using different markers of neuronal activation. The method described here is a combination of cytochrome oxidase (CO) histochemistry and c-Fos immunocytochemistry on fresh frozen brain sections....
- Conference News Update.
Conejo, N�lida M.; Gonz�lez Pardo, H�ctor; L�pez, Mat�as; Cantora, Ra�l; Arias, Jorge L. // Neurology Reviews; Jul2012, Vol. 20 Issue 7, p16Information about several papers discussed at a symposium sponsored by the American Association of Neurological Surgeons on medicines, held at Miami, Florida is presented. It mentions that laminectomy with lumbar spinal fusion helps in improving the quality of life. It mentions that basolateral...
- Operant reflexes and expression of the c-fos gene in the amygdalar nuclei and insular cortex of rats.
Dovgan', A.; Vlasenko, O.; Maznychenko, A.; Pilyavskii, A.; Maiskii, V. // Neurophysiology; Nov2011, Vol. 43 Issue 3, p244We studied manifestations of increased neuronal activity in the limbic structures of the rat brain related to realizations of operant reflexes by the animals. After rats had performed repeated operant foodprocuring movements, the mean numbers of Fos-immunoreactive neurons within sections of the...
- Polymodal activation of the endocannabinoid system in the extended amygdala.
Puente, Nagore; Cui, Yihui; Lassalle, Olivier; Lafourcade, Mathieu; Georges, Fran�ois; Venance, Laurent; Grandes, Pedro; Manzoni, Olivier J // Nature Neuroscience; Dec2011, Vol. 14 Issue 12, p1542The reason why neurons synthesize more than one endocannabinoid (eCB) and how this is involved in the regulation of synaptic plasticity in a single neuron is not known. We found that 2-arachidonoylglycerol (2-AG) and anandamide mediate different forms of plasticity in the extended amygdala of...
- Enhanced dendritic arborization of amygdala neurons during growth spurt periods in rats orally intubated with Bacopa monniera extract.
Vollala, Venkata; Upadhya, Subramanya; Nayak, Satheesha // Anatomical Science International; Dec2011, Vol. 86 Issue 4, p179Bacopa monniera (BM)-a small, creeping herb-has been classified under Medhya rasayana (medicinal plants rejuvenating intellect and memory) in the ancient Indian system of medicine, viz., Ayurveda. Therefore, this plant has been investigated in several laboratories in India for its...
- Distinct Subtypes of Cholecystokinin (CCK)-Containing Interneurons of the Basolateral Amygdala Identified Using a CCK Promoter-Specific Lentivirus.
Jasnow, Aaron M.; Ressler, Kerry J.; Hammack, Sayamwong E.; Chhatwal, Jasmeer P.; Rainnie, Donald G. // Clinical Infectious Diseases; 10/1/2011, Vol. 53 Issue 7, p1493The basolateral amygdala (BLA) is critical for the formation of emotional memories. Little is known about the physiological properties of BLA interneurons, which can be divided into four subtypes based on their immunocytochemical profiles. Cholecystokinin (CCK) interneurons play critical roles...
- Amygdala volumetry in "imaging-negative" temporal lobe epilepsy.
Bower S P C; Vogrin S J; Morris K; Cox I; Murphy M; Kilpatrick C J; Cook M J // Journal of Neurology, Neurosurgery & Psychiatry; Sep2003, Vol. 74 Issue 9, p1245OBJECTIVE: Although amygdala abnormalities are sometimes suspected in "imaging-negative" patients with video EEG confirmed unilateral focal epilepsy suggestive of temporal lobe epilepsy (TLE), amygdala asymmetry is difficult to assess visually. This study examined a group of "imaging-negative"...
- Snot makes dogs super-smellers.
Bower S P C; Vogrin S J; Morris K; Cox I; Murphy M; Kilpatrick C J; Cook M J // New Scientist; 11/29/2008, Vol. 199 Issue 2684, p18The article reports on the findings of a study which reveal that the network of snot-coated tubes in a dog's nose pre-sorts smells, making it easier for the brain to identify them. It examines the methodology used by the scientists and how receptors pick up different chemicals. It was found that...
- Hardwired Shyness.
Harrar, Sarí; Dawidowska, Kasia // Prevention; Oct2003, Vol. 55 Issue 10, p162Reveals that people who had been inhibited and shy as toddlers had higher levels of brain activity in the amygdala according to Harvard Medical School researchers. Function of amygdala; Number of young adults included in the study.
- Role of basolateral amygdala dopamine in modulating prepulse inhibition and latent inhibition in the rat.
Stevenson, C. W.; Gratton, Alain // Psychopharmacology; 2004, Vol. 176 Issue 2, p139Rationale: The dopamine (DA) projection to the basolateral amygdala (BLA) modulates nucleus accumbens (NAc) and medial prefrontal cortex (mPFC) DA transmission. Given the involvement of the BLA, and of NAc and mPFC DA, in select forms of information processing, we sought to determine the role of...
- Effects of acute ethanol on opioid peptide release in the central amygdala: an in vivo microdialysis study.
Lam, Minh; Marinelli, Peter; Bai, Li; Gianoulakis, Christina // Psychopharmacology; Dec2008, Vol. 201 Issue 2, p261There is experimental evidence that indicates that the endogenous opioid system of the central nucleus of the amygdala (CeA) may mediate some of the reinforcing effects of ethanol. However, the precise interactions of ethanol with the endogenous opioid system at the level of the CeA have not...
- Enhanced acquisition of discriminative approach following intra-amygdala d-amphetamine.
Hitchcott, Paul K.; Harmer, Catherine J.; Phillips, G. D. // Psychopharmacology; 1997, Vol. 132 Issue 3, p237Abstract This study examined the role of the mesoamygdaloid dopamine projection in stimulus-reward learning. Bilateral post-session intra-amygdala microinjections of d-amphetamine were carried out in rats during training in a discriminative approach task known to be sensitive to experimental...
- Enhanced stimulus-reward learning by intra-amygdala administration of a D[sub 3] dopamine receptor agonist.
Hitchcott, Paul K.; Bonardi, Charlotte M. T.; Phillips, G. D. // Psychopharmacology; 1997, Vol. 133 Issue 3, p240Abstract The amygdala is considered to be a critical neural substrate underlying the formation of stimulus-reward associations, and is known to receive substantial innervation from dopaminergic neurons located within the ventral mesencephalon. However, relatively little is known about the...
- A comparison of the effects of clonidine and CNQX infusion into the locus coeruleus and the amygdala on naloxone-precipitated opiate withdrawal in the rat.
Taylor, Jane R.; Punch, Laurie J.; Elsworth, John D. // Psychopharmacology; 1998, Vol. 138 Issue 2, p133Abstract Both the locus coeruleus (LC) and the amygdala have been implicated in aspects of opiate dependence and withdrawal. The LC is known to be one of the most sensitive sites for precipitating withdrawal behaviors alter local opiate antagonist infusions in morphine-dependent subjects. The...
- Impulsivity resulting from frontostriatal dysfunction in drug abuse: implications for the control of behavior by reward-related stimuli.
Jentsch, J. D.; Taylor, J. R. // Psychopharmacology; 1999, Vol. 146 Issue 4, p373Abstract Drug abuse and dependence define behavioral states involving increased allocation of behavior towards drug seeking and taking at the expense of more appropriate behavioral patterns. As such, addiction can be viewed as increased control of behavior by the desired drug (due to its...
- Leftward shift in the acquisition of cocaine self-administration in isolation-reared rats: relationship to extracellular levels of dopamine, serotonin and glutamate in the nucleus accumbens and amygdala-striatal FOS expression.
Howes, Simon R.; Dalley, Jeffrey W.; Morrison, Caroline H.; Robbins, Trevor W.; Everitt, Barry J. // Psychopharmacology; 2000, Vol. 151 Issue 1, p55Abstract Rationale: Dopamine dysfunction in the nucleus accumbens is thought to underlie the altered propensity of isolation-reared rats to self-administer psychomotor stimulants. Objective: To identify specific changes in monoamine and glutamate function in the nucleus accumbens and c-fos...
- Second-order schedules of drug reinforcement in rats and monkeys: measurement of reinforcing efficacy and drug-seeking behaviour.
Everitt, Barry J.; Robbins, Trevor W. // Psychopharmacology; 2000, Vol. 153 Issue 1, p17Abstract Rationale and objectives: To review the literature on the use of second-order schedules of drug reinforcement in the context of experimental investigations of the neural and pharmacological mechanisms underlying addictive behaviour in general and drug-seeking behaviour in particular....
- Administration of the beta-adrenoceptor blocker propranolol impairs the processing of facial expressions of sadness.
Harmer, C.J.; Perrett, D.I.; Cowen, P.J.; Goodwin, G.M. // Psychopharmacology; 2001, Vol. 154 Issue 4, p383Abstract Rationale: Noradrenergic processes within the amygdala have been implicated in the modulation of memory for emotional material. The amygdala has also been associated with the processing of facial expressions of emotion, particularly those of fear and sadness. However, the role of...
- Comparison of the effects of isoproterenol administered into the hippocampus, frontal cortex, or amygdala on behavior of rats maintained by differential reinforcement of low response rate.
Zhang, Han-Ting; Frith, Sandra A.; Wilkins, John; O'Donnell, James M. // Psychopharmacology; 2001, Vol. 159 Issue 1, p89Rationale: Central administration of isoproterenol, a non-selective beta adrenergic agonist, produces behavioral changes in animal models sensitive to antidepressants. However, it is not clear which brain regions mediate these effects. Objectives: To investigate the antidepressant-like effects...
- Metabolic mapping of the time-dependent effects of ?[sup 9] -tetrahydrocannabinol administration in the rat.
Whitlow, Christopher T.; Freedland, Cory S.; Porrino, Linda J. // Psychopharmacology; 2002, Vol. 161 Issue 2, p129Rationale: ?[sup 9] -Tetrahydrocannabinol (THC) has a long duration of action. Studies have shown that effects on some behavioral endpoints can persist for as long as 24 h after exposure, but the neural substrates underlying these long-lasting effects have not yet been determined. Objectives:...
- Involvement of noradrenergic system within the central nucleus of the amygdala in naloxone-precipitated morphine withdrawal-induced conditioned place aversion in rats.
Watanabe, Takeshi; Nakagawa, Takayuki; Yamamoto, Rie; Maeda, Akifumi; Minami, Masabumi; Satoh, Masamichi // Psychopharmacology; 2003, Vol. 170 Issue 1, p80Rationale. We previously reported that the central nucleus of the amygdala (CeA) plays a crucial role in the negative affective, rather than somatic, component of morphine withdrawal. However, numerous studies have reported that the central ascending noradrenergic system is implicated in...
- Eye contact, a fundamental building block of social behavior, engages single unit activity in the monkey amygdala.
Mosher, Clayton P.; Zimmerman, Prisca E.; Gothard, Katalin M. // BMC Neuroscience; 2012 Supplement 1, Vol. 13 Issue Suppl 1, p1An abstract of the article "Eye contact, a fundamental building block of social behavior, engages single unit activity in the monkey amygdala," by Clayton P. Mosher, Prisca E. Zimmerman, and Katalin M. Gothard is presented.
- Transitions in infant learning are modulated by dopamine in the amygdala.
Barr, Gordon A.; Moriceau, Stephanie; Shionoya, Kiseko; Muzny, Kyle; Puhong Gao; Shaoning Wang; Sullivan, Regina M. // Nature Neuroscience; Nov2009, Vol. 12 Issue 11, p1367Behavioral transitions characterize development. Young infant rats paradoxically prefer odors that are paired with shock, but older pups learn aversions. This transition is amygdala and corticosterone dependent. Using microarrays and microdialysis, we found downregulated dopaminergic presynaptic...
- Ghrelin Increases GABAergic Transmission and Interacts with Ethanol Actions in the Rat Central Nucleus of the Amygdala.
Cruz, Maureen T; Herman, Melissa A; Cote, Dawn M; Ryabinin, Andrey E; Roberto, Marisa // Neuropsychopharmacology; Jan2013, Vol. 38 Issue 2, p364The neural circuitry that processes natural rewards converges with that engaged by addictive drugs. Because of this common neurocircuitry, drugs of abuse have been able to engage the hedonic mechanisms normally associated with the processing of natural rewards. Ghrelin is an orexigenic peptide...
- Modulating Effect of Interleukin-4 on Free Radical Processes in the Brain of Rats during Emotional Stress.
Pertsov, S.; Koplik, E.; Kalinichenko, L. // Bulletin of Experimental Biology & Medicine; Aug2011, Vol. 151 Issue 4, p396We studied the effect of anti-inflammatory cytokine IL-4 on the intensity of free radical processes in emotiogenic brain structures (hypothalamus, sensorimotor cortex, and amygdala) in rats with different prognostic emotional resistance. One-hour immobilization of animals with simultaneous...
- Changes in the vascular area fraction of the hippocampus and amygdala are induced by prenatal dexamethasone and/or adult stress.
Neigh, Gretchen N.; Owens, Michael J.; Taylor, W. Robert; Nemeroff, Charles B. // Journal of Cerebral Blood Flow & Metabolism; Jun2010, Vol. 30 Issue 6, p1100In addition to the neuronal and behavioral consequences of excess glucocorticoid exposure, the cerebrovascular system can also be adversely affected by stressors. This study determined that chronic stress in adulthood decreased the vascular area fraction of the hippocampus and increased the...
- Role of capsaicin-sensitive C-fiber afferents in neuropathic pain-induced synaptic potentiation in the nociceptive amygdala.
Nakao, Ayano; Takahashi, Yukari; Nagase, Masashi; Ikeda, Ryo; Kato, Fusao // Molecular Pain; 2012, Vol. 8 Issue 1, p51Background: Neurons in the capsular part of the central nucleus of the amygdala (CeC), a region also called "nociceptive amygdala," receive nociceptive information from the dorsal horn via afferent pathways relayed from the lateral parabrachial nucleus (LPB). As the central amygdala is known to...
- THE WOMAN WHO COULD FEEL NO FEAR GETS FREAKED OUT.
Makin, Simon // Guru; Apr/May2013, Issue 11, p20The article discusses a study published in the "Nature Neuroscience" journal which revealed that a woman who has a rare genetic condition called Urbach-Wiethe disease, which has severely damaged a part of her brain called the amygdala and which keeps her from feeling fear, experienced being...
- Temporal changes in innate immune signals in a rat model of alcohol withdrawal in emotional and cardiorespiratory homeostatic nuclei.
Freeman, Kate; Brureau, Anthony; Vadigepalli, Rajanikanth; Staehle, Mary M.; Brureau, Melanie M.; Gonye, Gregory E.; Hoek, Jan B.; Hooper, D. Craig; Schwaber, James S. // Journal of Neuroinflammation; 2012, Vol. 9 Issue 1, p97Background: Chronic alcohol use changes the brain’s inflammatory state. However, there is little work examining the progression of the cytokine response during alcohol withdrawal, a period of profound autonomic and emotional upset. This study examines the inflammatory response in the central...
- A differential neural response in the human amygdala to fearful and happy facial expressions.
Morris, J.S.; Frith, C.D. // Nature; 10/31/1996, Vol. 383 Issue 6603, p812Discusses the impact the amygdala has on the interpretation and understanding of facial expressions. Its role in emotional and social behavior; Direct in vivo evidence of differential responses in the amygdala to facial expressions of fear and happiness through the use of Positron-emission...
- Are Amnesia Drugs on the Way?
Cook, Mikhael // Australasian Science; Apr2009, Vol. 30 Issue 3, p47The article discusses research on the use of memory-erasing drugs. In a study where students received a mild electric shock when they saw pictures of spiders, those who received propanolol were able to look at the spiders without fear. Their emotional memory had been erased but not the...
- Similar Neural Activity during Fear and Disgust in the Rat Basolateral Amygdala.
Shabel, Steven J.; Schairer, Will; Donahue, Rachel J.; Powell, Victoria; Janak, Patricia H. // PLoS ONE; 2011, Vol. 6 Issue 12, p1Much research has focused on how the amygdala processes individual affects, yet little is known about how multiple types of positive and negative affects are encoded relative to one another at the single-cell level. In particular, it is unclear whether different negative affects, such as fear...
- Postnatal Proteasome Inhibition Induces Neurodegeneration and Cognitive Deficiencies in Adult Mice: A New Model of Neurodevelopment Syndrome.
Romero-Granados, Rocío; Fontán-Lozano, Ángela; Aguilar-Montilla, Francisco Javier; Carrión, Ángel Manuel // PLoS ONE; 2011, Vol. 6 Issue 12, p1Defects in the ubiquitin-proteasome system have been related to aging and the development of neurodegenerative disease, although the effects of deficient proteasome activity during early postnatal development are poorly understood. Accordingly, we have assessed how proteasome dysfunction during...
- FACTORS THAT DETERMINE THE NON-LINEAR AMYGDALA INFLUENCE ON HIPPOCAMPUS-DEPENDENT MEMORY.
Akirav, Irit; Richter-Levin, Gal // Dose-Response; 2006, Vol. 4 Issue 1, p22Stressful experiences are known to either improve or impair hippocampal-dependent memory tasks and synaptic plasticity. These positive and negative effects of stress on the hippocampus have been largely documented, however little is known about the mechanism involved in the twofold influence of...
- Neuron somal size is decreased in the lateral amygdalar nucleus of subjects with bipolar disorder.
Bezchlibnyk, Yarema B.; Xiujun Sun; Jun-Feng Wang; MacQueen, Glenda M.; McEwen, Bruce S.; Young, L. Trevor // Journal of Psychiatry & Neuroscience; May2007, Vol. 32 Issue 3, p203Objective: Morphometric studies of postmortem brains from subjects with mood disorders have reported altered density of glial cells in the amygdala; however, the nuclear regions have not been examined individually. Methods: We assessed the size and density of both neuronal and glial cells in...
- Amygdala reactivity to masked negative faces is associated with automatic judgmental bias in major depression: a 3 T fMRI study.
Dannlowski, Udo; Ohrmann, Patricia; Bauer, Jochen; Kugel, Harald; Arolt, Volker; Heindel, Walter; Kersting, Anette; Baune, Bernhard T.; Suslow, Thomas // Journal of Psychiatry & Neuroscience; Nov2007, Vol. 32 Issue 6, p423Objective: In a previous study, we demonstrated that amygdala reactivity to masked negative facial emotions predicts negative judgmental bias in healthy subjects. In the present study, we extended the paradigm to a sample of 35 inpatients suffering from depression to investigate the effect of...
- Amygdala adenosine A1 receptors have no anticonvulsant effect on piriform cortex-kindled seizures in rat.
Shahabi, Parviz; Mirnajafi-Zadeh, Javad; Fathollahi, Yaghoub; Hoseinmardi, Narges; Rezvani, Mohammad Ebrahim; Eslami-far, Ali // Canadian Journal of Physiology & Pharmacology; Aug/Sep2006, Vol. 84 Issue 8/9, p913Adenosine is an endogenous anticonvulsant that exerts its effects through A1 receptors. As the piriform/amygdala is a critical circuit for limbic seizure propagation, in this study, the role of basolateral amygdala A1 receptors on piriform cortex (PC)-kindled seizures was investigated. Rats were...
- Geochemistry and petrogenesis of Ordovician arc-related mafic volcanic rocks in the Popelogan Inlier, northern New Brunswick.
Wilson, Reginald A // Canadian Journal of Earth Sciences; Sep2003, Vol. 40 Issue 9, p1171The Popelogan Inlier consists mainly of mafic volcanic rocks (lapilli tuffs and massive to amygdaloidal, plagioclase-phyric flows) of the Middle Ordovician Goulette Brook Formation. Pyroclastic rocks include high-MgO�Cr�Ni picritic tuffs (type I) containing, in some cases, >20% MgO, and...
- Cannabis and brain abnormalities.
Wilson, Reginald A // Age & Ageing; Nov2008, Vol. 37 Issue 6, p616The article discusses a study that explored the relationship between cannabis and brain damage in people regularly smoking over five sticks daily. Ultrasound results suggest a reduction in the sizes of the amygdala and hippocampus. There was also a link between the dose of cannabis and the...
- Volumetry of Hippocampus and Amygdala with High-resolution MRI and Three-dimensional Analysis Software: Minimizing the Discrepancies between Laboratories.
Pruessner, J.C.; Li, L.M.; Serles, W.; Pruessner, M.; Collins, D.L.; Kabani, N.; Lupien, S.; Evans, A.C. // Cerebral Cortex; Apr2000, Vol. 10 Issue 4, p433Performs volumetric analysis of hippocampus and amygdala. Use of high resolution magnetic resonance imaging and three-dimensional analysis software; Application of a segmentation protocol; Absence of interhemispheric differences for the amygdala.
- Unique Characteristics of Neonatal Classical Conditioning:The Role of the Amygdala and Locus Coeruleus.
Sullivan, Regina M. // Integrative Physiological & Behavioral Science; Oct-Dec2001, Vol. 36 Issue 4, p293Discusses a study which investigated the characteristics of neonatal classical conditioning and the role of amygdala and locus coeruleus. Information on the learning-dependent olfactory bulb plasticity; Importance of norepinephrine in neonatal learning; Summary and conclusion.
- Neural Substrates of Olfactory Discrimination Learning with Auditory Secondary Reinforcement. I. Contributions of the Basolateral Amygdaloid Complex and Orbitofrontal Cortex.
Cousens, Graham A.; Otto, Tim // Integrative Physiological & Behavioral Science; Oct-Dec2003, Vol. 38 Issue 4, p272The basolateral amygdaloid complex (BLA) and orbitofrontal cortex (OFC) share extensive reciprocal connections, and interactions between these regions likely contribute to both mnemonic and affective processes. The present study examined the potential differential contributions of the BLA and...
- Amygdala and Periaqueductal Gray Lesions Only Partially Attenuate Unconditional Defensive Responses in Rats Exposed to a Cat.
De Oca, Beatric M.; Fanselow, Michael S. // Integrative Physiological & Behavioral Science; Oct-Dec2004, Vol. 39 Issue 4, p318Defensive responses to a cat were observed in rats given excitotoxic lesions of the central nucleus of the amygdala (ACe), dorsolateral periaqueductal gray (dlPAG), ventral periaque-ductal gray (vPAG), or sham lesions. Rats were placed adjacent to a compartment containing a cat. Sham-lesioned...
- Anaesthetics could wipe traumatic memories.
Barras, Colin // New Scientist; 3/29/2008, Vol. 197 Issue 2649, p14The article discusses a study at the University of California in Irvine that has found that anesthetics can block the formation of memories related to emotive images. Researchers treated volunteers either with low doses of sevoflurane gas or with a placebo. Brain scans revealed that sevoflurane...
- Information processing limits on generating neuroanatomy: global optimization of rat olfactory cortex and amygdala.
Cherniak, Christopher; Rodriguez-Esteban, Raul // Journal of Biological Physics; Jan2010, Vol. 36 Issue 1, p45A pattern of widespread connection optimization in the nervous system has become evident: deployment of some neural interconnections attains optimality, sometimes without detectable limits. New results for optimization of layout of connected areas of rat olfactory cortex and of rat amygdala are...
- Role of amygdala in mediating sexual and emotional behavior via coupled nitric oxide release.
Salamon, Elliott; Esch, Tobias; Stefano, George B. // Acta Pharmacologica Sinica; Apr2005, Vol. 26 Issue 4, p389Although the anatomical configuration of the amygdala has been studied a great deal, very little research has been conducted on understanding the precise mechanism by which this emotional regulatory center exerts its control on emotional and sexual behavior. By applying research methodology from...
- The Neurobiology of Psychopathy: A Neurodevelopmental Perspective.
Yu Gao; Glenn, Andrea L.; Schug, Robert A.; Yaling Yang; Raine, Adrian // Canadian Journal of Psychiatry; Dec2009, Vol. 54 Issue 12, p813We provide an overview of the neurobiological underpinnings of psychopathy. Cognitive and affective-emotional processing deficits are associated with abnormal brain structure and function, particularly the amygdala and orbitofrontal cortex. There is limited evidence of lower cortisol levels...
- Genetic and Structural Analysis of the Basolateral Amygdala Complex in BXD Recombinant Inbred Mice.
Mozhui, Khyobeni; Hamre, Kristin M.; Holmes, Andrew; Lu Lu; Williams, Robert W. // Behavior Genetics; Jan2007, Vol. 37 Issue 1, p223The amygdala integrates and coordinates emotional and autonomic responses. The genetics that underlie variation in amygdala structure may be coupled to variation in levels of aggression, fear, anxiety, and affiliated behaviors. We systematically quantified the volume and cell populations of the...
- The Will To LIVE.
McCombie, Brian // Outdoor Life; Mar2009, Vol. 216 Issue 3, p52The article discusses the mind and body response to dangerous situations. Amygdala is a mass of nuclei located deep within the brain's temporal lobe that is central to the human fear circuit. In reponse to fear or extreme stress, the amygdala sends a cascading series of changes through the body...
- Midbrain activation during pavlovian conditioning and delusional symptoms in schizophrenia.
de Beaurepaire, Renaud; Honig, Adriaan; MacQueen, Glenda // Current Medical Literature: Psychiatry; 2011, Vol. 22 Issue 2, p59The article discusses a study aimed at showing the direct relationship between altered activation of motivational brain regions during conditioning and delusional symptoms in patients with schizophrenia. A new pavlovian conditioning procedure to investigate amygdala, midbrain and ventral...
