abstract：:The possible modulatory role of motor cortex in classical conditioning of the eyeblink response was examined by ablating anterior neocortex in rabbits and training them with an auditory conditioned stimulus (CS) and an airpuff unconditioned stimulus (US) in either a delay (Experiment 1) or a trace (Experiment 2) condi...

journal_title：Behavioral neuroscience

authors： Ivkovich D,Thompson RF

更新日期：1997-08-01 00:00:00

abstract：:Fear reactions of rats given bilateral lesions to the septum, hippocampus, or amygdala were compared with those of rats given sham lesions, in 2 animal models of anxiety: the shock-probe burying test and the elevated plus-maze test. Septal lesions produced anxiolytic effects in both tests (i.e., an increase in open-ar...

journal_title：Behavioral neuroscience

authors： Treit D,Menard J

更新日期：1997-06-01 00:00:00

abstract：:Galanin is a 29-amino-acid neuropeptide that is overexpressed in Alzheimer's disease (AD) and impairs performance on rodent learning and memory tasks. M40, a peptidergic galanin receptor ligand, blocks galanin-induced impairments on delayed non-matching-to-position (DNMTP). The present experiments used the 192IgG-sapo...

journal_title：Behavioral neuroscience

authors： McDonald MP,Wenk GL,Crawley JN

更新日期：1997-06-01 00:00:00

abstract：:Two experiments measured the response-enhancing effects of oral stimulation in young rats with no feeding experience. In Experiment 1, pups were implanted with oral cannulas and deprived for 0, 6, or 24 hr. In nondeprived rats, sucrose exposure transiently sensitized oral responding to subsequent stimuli for several m...

journal_title：Behavioral neuroscience

authors： Myers KP,Arnold HM,Hall WG

更新日期：1997-04-01 00:00:00

abstract：:Fear conditioning shows associations formed between contextual or auditory stimuli with an unconditioned stimulus. Inbred mouse strains differ in their ability to demonstrate fear conditioning, suggesting at least a partial genetic influence. The present study identified the possible chromosomal loci regulating fear c...

journal_title：Behavioral neuroscience

authors： Owen EH,Christensen SC,Paylor R,Wehner JM

更新日期：1997-04-01 00:00:00

abstract：:Lurcher mutant (+/Lc) mice exhibit a massive loss of neurons in the cerebellar cortex and in the inferior olivary nucleus while deep cerebellar nuclei are essentially intact. To discriminate the respective participation of the cerebellar cortex and deep structures in learning and memory, the authors subjected 3- to 6-...

journal_title：Behavioral neuroscience

authors： Caston J,Vasseur F,Delhaye-Bouchaud N,Mariani J

更新日期：1997-02-01 00:00:00

abstract：:The possibility that female-paced coital behavior induces a reward state of sufficient intensity and duration to induce conditioning was evaluated by the conditioned-place-preference paradigm. Ovariectomized female rats, treated with estradiol benzoate and progesterone, regulated (paced) their coital interactions with...

journal_title：Behavioral neuroscience

authors： Paredes RG,Alonso A

更新日期：1997-02-01 00:00:00

abstract：:This study assessed the activity of head direction (HD) cells during performance of a spatial reference memory task on a radial arm maze. Rats were trained to select a maze arm located in a constant position in relation to a salient extramaze visual landmark. HD cell discharge properties remained relatively stable acr...

journal_title：Behavioral neuroscience

authors： Dudchenko PA,Taube JS

更新日期：1997-02-01 00:00:00

abstract：:A high level of dopaminergic activation such as that produced by a high dose of amphetamine suppresses eating, whereas a low level such as that produced by a low dose can have the opposite effect. Like a high dose of amphetamine, a high level of wheel running also suppresses eating. It was hypothesized that this suppr...

journal_title：Behavioral neuroscience

authors： Lett BT,Grant VL,Gaborko LL

更新日期：1996-12-01 00:00:00

abstract：:Rats had repeated treatments with cocaine associated with a specific context (paired group). Evidence for classical conditioning of cocaine's motor-activity effects and context-specific behavioral sensitization to cocaine was obtained, relative to vehicle-treated (control) and pseudoconditioned (unpaired) groups. Only...

journal_title：Behavioral neuroscience

authors： Burechailo L,Martin-Iverson MT

更新日期：1996-12-01 00:00:00

abstract：:Rhesus monkeys were trained to learn a large series of visuomotor conditional associations, each involving the arbitrary coupling of a visual stimulus with 1 of 3 potentially correct forelimb movements. The monkeys then received bilateral aspiration lesions of either the amygdala plus subjacent cortex or the hippocamp...

journal_title：Behavioral neuroscience

authors： Murray EA,Wise SP

更新日期：1996-12-01 00:00:00

abstract：:Two different strains of mice, C57BL/6J and BALB/c, with hippocampal, cortical, or sham lesions, underwent contextual fear conditioning. In both strains, contextual fear, as measured by the freezing response, was significantly impaired in hippocampus-lesioned animals compared with sham control animals. Fear conditioni...

journal_title：Behavioral neuroscience

authors： Chen C,Kim JJ,Thompson RF,Tonegawa S

更新日期：1996-10-01 00:00:00

abstract：:This study examined the role of the amygdala in mediating the effects of glucocorticoids on spatial memory in rats. Adrenalectomy (ADX) induced 4-5 days prior to training impaired memory in a water-maze spatial task. This effect was reversed by a posttraining injection of dexamethasone (0.3 mg/kg sc) but not by cortic...

journal_title：Behavioral neuroscience

authors： Roozendaal B,Portillo-Marquez G,McGaugh JL

更新日期：1996-10-01 00:00:00

abstract：:The present study examined the effects of lesions of the central nucleus of the amygdala (CeA) on the acquisition of a new response with conditioned reinforcement (CR) and its potentiation by intra-accumbens infusions of d-amphetamine (1, 3, 10, and 20 microg/microl). Rats were trained to associate a light-plus-noise ...

journal_title：Behavioral neuroscience

authors： Robledo P,Robbins TW,Everitt BJ

更新日期：1996-10-01 00:00:00

abstract：:Amnesic patients (n = 8), who have severely impaired declarative memory, learned a probabilistic classification task at the same rate as normal subjects (n = 16) but subsequently were impaired on transfer tests that required flexible use of their task knowledge. A second group of controls (n = 20) rated the questions ...

journal_title：Behavioral neuroscience

authors： Reber PJ,Knowlton BJ,Squire LR

更新日期：1996-10-01 00:00:00

abstract：:This study was performed with male rats categorized as sexually naive (SN), sexually active (SA), or sexually inactive (SI). In a first experiment the effects of dopamine (DA) D2 agonist SND 919 (0.05, 1, and 10 mg/kg) on the copulatory behavior of SN, SA and SI rats were assessed. In a second experiment the DA D2 ago...

journal_title：Behavioral neuroscience

authors： Giuliani D,Ferrari F

更新日期：1996-08-01 00:00:00

abstract：:Infant humans were trained on 2 cognitive tests that have previously revealed, in infant monkeys, a double dissociation that was reversible by perinatal manipulations of androgens and ablations of specific brain sites. Children showed the same sex-linked behavior found with infant monkeys: young boys were superior on ...

journal_title：Behavioral neuroscience

authors： Overman WH,Bachevalier J,Schuhmann E,Ryan P

更新日期：1996-08-01 00:00:00

abstract：:The immature gustatory system of the neonatal rat is characterized by sensitivity to disruption by early interventions such as receptor or nerve damage. The present studies examined the effect of chorda tympani transection (neoCTX) of neonates on adult preference for salt and nonsalt stimuli. NeoCTX at 10 days of age ...

journal_title：Behavioral neuroscience

authors： Sollars SI,Bernstein IL

更新日期：1996-06-01 00:00:00

abstract：:One-month-old rats were fed 1 of 4 high-fat diets (20% fat) or chow (4.5% fat) for 3 months. Dietary saturated (SFA), monounsaturated (MUFA), or polyunsaturated (PUFA) fatty acids varied such that their independent effects on cognitive performance could be tested. Rats were tested on a variable-interval delayed-altern...

journal_title：Behavioral neuroscience

authors： Greenwood CE,Winocur G

更新日期：1996-06-01 00:00:00

abstract：:Amygdala central nucleus (CNA) lesions were used to test the hypothesis that stimulus-evoked heart rate changes can reflect the development of fear during acoustic startle testing. A 120-dB white noise startle stimulus produced freezing as well as phasic heart rate accelerations and decelerations, and an abrupt decrea...

journal_title：Behavioral neuroscience

authors： Young BJ,Leaton RN

更新日期：1996-04-01 00:00:00

abstract：:Appetitive behaviors of rats were monitored in a runway situation following central infusions of neuroactive substances into brain areas implicated in electrical self-stimulation. Microinjections of the dopamine antagonist cis-flupentixol or the cholinergic antagonist atropine into the nucleus accumbens (Acb) severely...

journal_title：Behavioral neuroscience

authors： Ikemoto S,Panksepp J

更新日期：1996-04-01 00:00:00

abstract：:Rhesus monkeys were trained on 2 versions of delayed nonmatching-to-sample, one with multiple pairs of objects and the other with a single pair, to evaluate their ability to remember objects. They then received either bilateral aspiration lesions of the anterior rhinal cortex or bilateral excitotoxic lesions of the am...

journal_title：Behavioral neuroscience

authors： Murray EA,Gaffan EA,Flint RW Jr

更新日期：1996-02-01 00:00:00

abstract：:Rats with unilateral dopamine (DA) depletion (hemiParkinson analogue rats) are impaired in using the contralateral (bad) limbs for skilled movements and for postural adjustments and compensate by using their good limbs in novel ways. The present study consisted of a reaching task in which compensatory adjustments usin...

journal_title：Behavioral neuroscience

authors： Miklyaeva EI,Whishaw IQ

更新日期：1996-02-01 00:00:00

abstract：:Covert shifts of visual attention in space have been quantified by measuring the effects of visual cues on the detection of visual targets in humans and monkeys maintaining visual fixation. These observations of "covert orienting" have provided important information regarding the neurobiology of visual attention in pr...

journal_title：Behavioral neuroscience

authors： Bushnell PJ

更新日期：1995-12-01 00:00:00

abstract：:Alert wakefulness (W) and rapid eye movement sleep (REM) are remarkably similar on several measures of brain activity, but 2 differences in REM are reduced sensory responsiveness and atonia in postural muscles. Pontine tegmental lesions create REM without atonia (REM-A), releasing motor behavior. In 9 cats, we studied...

journal_title：Behavioral neuroscience

authors： Morrison AR,Sanford LD,Ball WA,Mann GL,Ross RJ

更新日期：1995-10-01 00:00:00

abstract：:Spatial learning and memory were studied in dogs of varying ages and sources. Compared to young dogs, a significantly higher proportion of aged dogs could not acquire a spatial delayed nonmatching-to-sample task. A regression analysis revealed a significant age effect during acquisition. Spatial memory was studied by ...

journal_title：Behavioral neuroscience

authors： Head E,Mehta R,Hartley J,Kameka M,Cummings BJ,Cotman CW,Ruehl WW,Milgram NW

更新日期：1995-10-01 00:00:00

abstract：:For 5 days, rats were exposed to shocks that were signalled by a light 0, 33, 66, or 100% of the time. Basal hormone levels and responses to a light-shock pair were measured daily. Greater predictability was associated with higher basal plasma corticosterone and norepinephrine levels indicative of chronic stress. Habi...

journal_title：Behavioral neuroscience

authors： Pitman DL,Natelson BH,Ottenweller JE,McCarty R,Pritzel T,Tapp WN

更新日期：1995-08-01 00:00:00

abstract：:Two experiments examined the effects of infusing an N-methyl-D-aspartate (NMDA) receptor antagonist, d-2-amino-5-phosphonovalerate(d-APV), on taste-potentiated odor conditioning: a form of learning that is dependent on information processing in 2 sensory modalities. In Experiment 1, rats infused with d-APV were impair...

journal_title：Behavioral neuroscience

authors： Hatfield T,Gallagher M

更新日期：1995-08-01 00:00:00

abstract：:The relative influence of morphine microinjected into the periaqueductal gray, ventral medulla (nucleus raphé magnus or nucleus reticularis gigantocellularis), or spinal subarachnoid space on the thresholds of responses organized at spinal (spinal motor reflexes, SMRs), medullary (vocalizations elicited during shock, ...

journal_title：Behavioral neuroscience

authors： Borszcz GS

更新日期：1995-06-01 00:00:00

abstract：:Modification of acoustic startle amplitude by a 10-ms tone prepulse (S1) was evaluated as a function of the interstimulus interval (ISI) between the onset of S1 and the onset of the startle-evoking stimulus (S2). Subjects were normal-hearing 1-month-old C57BL/6J (C57) mice and CBA/CaJ mice and 5-month-old C57 mice wit...

journal_title：Behavioral neuroscience

authors： Willott JF,Carlson S

更新日期：1995-06-01 00:00:00

abstract：:Vasopressin-immunoreactive (AVP-ir) cells in the bed nucleus of the stria terminalis (BST) and medial amygdaloid nucleus (MA) and their AVP-ir projections to the lateral septum were studied in monogamous prairie voles (Microtus ochrogaster) and promiscuous meadow voles (M. pennsylvanicus). A sexually dimorphic AVP-ir ...

journal_title：Behavioral neuroscience

authors： Wang Z

更新日期：1995-04-01 00:00:00

abstract：:New Zealand male rabbits (Oryctolagus cuniculus) were trained on a trace eyeblink conditioning paradigm using a 250-ms tone conditioned stimulus, a 100-ms airpuff unconditioned stimulus, and a 500-ms trace interval. Rabbits received bilateral hippocampal aspirations either 1 day or 1 month after learning. Controls con...

journal_title：Behavioral neuroscience

authors： Kim JJ,Clark RE,Thompson RF

更新日期：1995-04-01 00:00:00

abstract：:Previous studies have identified a population of cells recorded in the postsubiculum and the anterior thalamic nucleus (ATN) that discharge as a function of an animal's head direction (HD) in the horizontal plane. The present experiments monitored HD cell activity when rats were confronted with a situation in which di...

journal_title：Behavioral neuroscience

authors： Goodridge JP,Taube JS

更新日期：1995-02-01 00:00:00

abstract：:Sustained potential shifts (SPS) were recorded for 10 s from the surface of the optic tectum of toads presented with live prey and moving artificial prey stimuli. On the anterior tectal surface, a negative SPS was followed by a positive wave; the converse was true for the posterior tectum. Some animals were immobilize...

journal_title：Behavioral neuroscience

authors： Laming PR,Ocherashvili IV,Nicol AU,Roughan JV,Laming BA

更新日期：1995-02-01 00:00:00

abstract：:Rat fetuses were exposed to cocaine, lidocaine, or saline on Gestational Day 20 or 21 to provide information about cocaine effects on behavior during prenatal development. Cocaine was administered into the cisterna magna of individual fetal subjects to restrict effects to the CNS. Behavioral effects of cocaine were co...

journal_title：Behavioral neuroscience

authors： Simonik DK,Robinson SR,Smotherman WP

更新日期：1994-12-01 00:00:00

abstract：:This experiment was conducted to determine whether the amount of preoperative training influences the effects, on retention, of amygdala lesions induced 30 days after escape training. Rats received 1 or 10 footshock-motivated escape training trials; 30 days later, sham or neurotoxic amygdala lesions were induced. Resu...

journal_title：Behavioral neuroscience

authors： Parent MB,West M,McGaugh JL

更新日期：1994-12-01 00:00:00

abstract：:Amiloride-sensitive sodium channels in taste buds appear to play a key role in the response to NaCl stimulation, at least in adult rats. The researchers examined whether neonatal rats, which display an exaggerated preference for hypertonic NaCl solutions, lack functional amiloride-sensitive sodium channels. NaCl intak...

journal_title：Behavioral neuroscience

authors： Sollars SI,Bernstein IL

更新日期：1994-10-01 00:00:00

abstract：:Parametric manipulations of the task demand were used to examine the role of the hippocampus and amygdala in nonspatial and spatial working memory in rats. Hippocampal lesions produced an immediate and long-lasting impairment of nonspatial working memory in an operant task. The memory deficits increased as the delay i...

journal_title：Behavioral neuroscience

authors： Wan RQ,Pang K,Olton DS

更新日期：1994-10-01 00:00:00

abstract：:A microstructural analysis of the licking behavior of the rat was used to investigate the effects of total abdominal vagotomy on ingestive behavior. Vagotomy decreased the meal size of milk and 3 concentrations of sucrose. The decrease was due to an increase in the decline in the rate of licking during the meal, sugge...

journal_title：Behavioral neuroscience

authors： Davis JD,Smith GP,Kung TM

更新日期：1994-08-01 00:00:00

abstract：:The effects of postingestive feedback on the value of intraoral sucrose and lateral hypothalamic (LH) stimulation were compared. Rats chose between a fixed LH stimulation train or a compound reward composed of the same stimulation train and an oral infusion of 1 M sucrose. The rats preferred the compound reward when p...

journal_title：Behavioral neuroscience

authors： Conover KL,Shizgal P

更新日期：1994-06-01 00:00:00