解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::Perceived motion may be a stimulus for anticipatory slow eye movements. To test this possibility, the production of anticipatory slow eye movements in humans was studied using apparent motion stimuli. Short range apparent motion was produced with random dot stimuli and the anticipatory slow eye movements were isolated...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247357
更新日期:1989-01-01 00:00:00
abstract::A magnetic stimulus applied to the human scalp over the motor cortex causes a short latency contraction of contralateral limb muscles. This is presumed to result from the indirect excitation of corticospinal neurons with monosynaptic connections to motoneurons. The excitability of these cortical neurons can be estimat...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247369
更新日期:1989-01-01 00:00:00
abstract::The Ca++ -dependence of the repetitive firing of neostriatal neurons was studied in an in vitro slice preparation of the rat neostriatum. Neuronal firing was evoked by injecting depolarizing currents of 100-200 ms duration. In normal conditions, the mode of firing was tonic and showed very little adaptation. The frequ...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248539
更新日期:1989-01-01 00:00:00
abstract::Slice cultures from the visual cortex of young rats were prepared using the roller culture technique (Gähwiler 1984). After 10 days in vitro the cortical cultures flattened to 1-3 cell layers, surviving for up to 12 weeks. The cultures were organotypically organized, the typical layered structure of the cortex was pre...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00274981
更新日期:1989-01-01 00:00:00
abstract::Our objective was to determine if caudal ventral respiratory group (VRG) expiratory (E) neurons that drive abdominal expiratory motoneurons in the lumbar cord respond to intercostal and lumbar nerve afferent stimulation. Results showed that 92% of medullary E-neurons that were antidromically activated from the upper l...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00230702
更新日期:1989-01-01 00:00:00
abstract::In order to determine the responses of paraventricular nucleus neurones following activation of central serotonergic pathways, single unit activity was recorded and responses following electrical stimulation of the midbrain dorsal raphe nucleus were examined. Excitation was recorded from approximately 50% of the cells...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00228913
更新日期:1989-01-01 00:00:00
abstract::The cerebellar projection from the facial and motor trigeminal nuclei was studied in the cat by means of retrograde axonal transport of wheat germ agglutinin-horseradish peroxidase and fluorescent tracers. The feline facial nucleus was cytoarchitectonically subdivided into ventromedial, ventrolateral, lateral, dorsal,...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247935
更新日期:1989-01-01 00:00:00
abstract::It is well established that neuronal transmission from the entorhinal cortex through the dentate gyrus via the perforant path is dependent on behavioral state. To further study the modulation of neuronal transmission by behavioral state we employed the paired-pulse technique to study interneuronally-mediated inhibitio...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00249612
更新日期:1989-01-01 00:00:00
abstract::The topographical mapping of glial fibrillary acidic protein (GFAP)-immunoreactivity was performed in coronal serial sections of the rat mesencephalon, rhombencephalon and spinal cord. Relative to a background of poor or moderate overall staining of the mesencephalon, the interpeduncular nucleus, substantia nigra and ...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00230695
更新日期:1989-01-01 00:00:00
abstract::Recent morphological observations have suggested neurotransmitter specific degeneration of amongst others, the serotonergic system in the aged rat brain. However, morphological studies can only give a static picture of the events that take place over a period of several months. In the present study we used an experime...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00230689
更新日期:1989-01-01 00:00:00
abstract::Percutaneous electrical stimulation of the motor cortex was used to activate rapidly conducting corticofugal pathways to human abdominal muscles. Following cortical stimulation the response latencies for the abdominal muscles were similar to those for limb muscles which are a similar distance from the motor cortex. Co...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00228901
更新日期:1989-01-01 00:00:00
abstract::The ventral medulla oblongata of rats was analyzed with a double-labelling immunofluorescence technique using guinea pig antibodies directed against serotonin (5-HT) and rabbit antisera directed against enkephalin (ENK). Numerous cells in the region of nucleus raphe obscurus, nucleus raphe pallidus and nucleus raphe m...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00249904
更新日期:1989-01-01 00:00:00
abstract::In four monkeys with long-standing partial ablation of the striate cortex pellets of horseradish peroxidase were placed in either the striate cortex immediately adjacent to the ablation, or in the extrastriate cortex of the ventral prelunate gyrus, i.e. in visual area V4. We examined the dorsal lateral geniculate nucl...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00249914
更新日期:1989-01-01 00:00:00
abstract::Previous findings from our laboratory have shown that the optic nerves of goldfish acclimated to different temperatures differ considerably in their glycerophospholipid composition. This paper describes changes in the morphology of the nerve with different acclimation and fixation temperatures. Optic nerves of 5 and 2...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248501
更新日期:1988-01-01 00:00:00
abstract::The distribution of anterogradely-labeled fibers and retrogradely-labeled cell bodies in the interpeduncular nucleus (IPN) was mapped after injections of wheat-germ agglutinin conjugated to horseradish peroxidase (WGA-HRP) into various structures of the basal forebrain in adult rats. WGA-HRP injections into the medial...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00279657
更新日期:1988-01-01 00:00:00
abstract::Double-labeling combined with elution-restaining immunofluorescence techniques were used to analyze the extent of coexistence among the peptides cholecystokinin (CCK), peptide histidine-isoleucine (PHI)/vasoactive intestinal polypeptide (VIP), substance P and the catecholamine-synthesizing enzyme tyrosine hydroxylase ...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00250598
更新日期:1988-01-01 00:00:00
abstract::The spike trains of X and Y retinal ganglion cell axons and neurons in the lateral geniculate nucleus (LGN) of cats were compared to determine if the visual signal could be better discriminated from the maintained activity in the LGN relative to the retina. Curves for relative or receiver operating characteristics (RO...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248364
更新日期:1988-01-01 00:00:00
abstract::The effect of Coriolis, cross-coupled stimulation on the vestibuloocular reflex and the elicitation of motion sickness depends on background gravitoinertial force level (DiZio et al. 1986, 1987; Graybiel et al. 1977; Lackner and Graybiel 1984, 1986). We have explored whether this response dependency is related to the ...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247597
更新日期:1988-01-01 00:00:00
abstract::The action of delta-aminovaleric acid (AVA) on the muscle relaxant properties of baclofen, a GABAB receptor agonist, was investigated in two experimental models: (1) the pathologically increased muscle tone of the gastrocnemius muscle in spastic mutant Han-Wistar rats and (2) the Hoffmann (H)-reflex recorded from plan...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247610
更新日期:1988-01-01 00:00:00
abstract::The mesencephalic dopamine (DA) cell system was examined in mice homozygous and heterozygous for the weaver (wv) gene and in wild-type controls to estimate the extent of cell losses associated with the genetically determined central DA deficiency observed in weaver homozygotes. Animals of the three genotypes (+/+, wv/...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248351
更新日期:1988-01-01 00:00:00
abstract::The acuities of X-cells from the dorsal lateral geniculate nucleus (LGN) were measured in five cats raised with a convergent strabismus, surgically induced by tenotomy. The acuities of cells driven by the strabismic eye were not significantly different from the acuities of cells driven by the non-deviating eye over th...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00250595
更新日期:1988-01-01 00:00:00
abstract::Force and electromyogram (EMG) responses of the medial gastrocnemius muscle were assessed during isometric contractions in 8 decerebrate cat preparations, before and after acute dorsal hemisection of the spinal cord at the T12 level. The measures derived included the relation between static force and mean rectified EM...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247497
更新日期:1988-01-01 00:00:00
abstract::The actions of alpha-kainic acid (KA) were reexamined in thin sections of the hippocampus and the cerebellum of the guinea pig in view of various discrepancies between our previous findings and reports from other laboratories. Brief pulses of KA ejected in st. lucidum in the CA3 region induced short- and long-lasting ...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248508
更新日期:1988-01-01 00:00:00
abstract::The method of microneurography was used to record activity in trigeminal cutaneous and mucosal mechanoreceptive afferents during natural orofacial behaviors such as speech gestures, chewing, licking and swallowing. Multi-unit activity and impulses in single nerve fibers were recorded from the infraorbital nerve. It ap...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248519
更新日期:1988-01-01 00:00:00
abstract::The developmental pattern of hippocampal mossy fiber (dentate granule cell axon) innervation to the pyramidal cell layer was examined with anterograde transport methods. Injection of 3H-leucine into the dentate gyrus on PN 1 resulted in labeling of the incipient stratum lucidum extending to, but not beyond, the CA3 re...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248368
更新日期:1988-01-01 00:00:00
abstract::It is widely believed that cells in area 17 send axons specifically to neurons in other cortical areas whose receptive fields coincide with their own. We asked whether this was true in cats for area 17's projection to a large suprasylvian visual area, the Clare-Bishop area. Receptive fields were plotted at multiple si...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00250246
更新日期:1988-01-01 00:00:00
abstract::The neuropeptide galanin (GAL) was injected intrathecally (i.t.) in decerebrate, spinalized, unanesthetized rats and its effect on the nocifensive flexor reflex was examined. The reflex, which was evoked by intense mechanical or thermal stimulation of the foot, was recorded from the ipsilateral hamstring muscles. I.t....
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248760
更新日期:1988-01-01 00:00:00
abstract::To determine if PAG stimulation activates serotonin containing neurons in RM, intracellular techniques were used to identify raphe magnus (RM) cells that are excited by antinociceptive periaqueductal gray (PAG) stimulation in the cat. RM neurons that received a monosynaptic EPSP from PAG shock were intracellularly lab...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00279654
更新日期:1988-01-01 00:00:00
abstract::The factors controlling neurogenesis and differentiation of olfactory receptor cells in adults are poorly understood, although it is often stated that these cells undergo continual turnover after a predetermined lifespan. An interesting model in which to study mechanisms which control olfactory receptor neurogenesis a...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247534
更新日期:1988-01-01 00:00:00
abstract::The development of visual cell properties was studied in cortical Area 18 (A18) of normal (NRs) and dark-reared kittens (DRs), from 2 weeks of age to adulthood. In addition to the orientation selective (S) and non-selective (NS) cells, we describe a new type of non-selective cell with a peripheral zone (NSp), which co...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247518
更新日期:1988-01-01 00:00:00
abstract::The properties of the retinal ganglion cell classes in the cuban treefrog Hyla septentrionalis were studied qualitatively and quantitatively. In the superficial layers of the optic tectum three main classes of afferent optic nerve fibers could be distinguished, class-1*, class-3 and class-4 neurons. Hyla displays a mo...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00279659
更新日期:1988-01-01 00:00:00
abstract::We examined modulation of transmission of short-latency excitation produced by distal hindlimb cutaneous input, as well as fluctuations in motoneuron membrane potential and input resistance, in flexor digitorum longus (FDL) motoneurons during fictive locomotion. Fictive stepping was induced in unaesthetized, decerebra...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00248749
更新日期:1988-01-01 00:00:00
abstract::In order to assess the effects of [K+]o on the passive membrane properties of neostriatal neurons, the cable properties of these cells were determined at two extracellular potassium concentrations (6.25 and 3.0 mM). The effect of tetraethylammonium (TEA) on cable properties was also studied at 6.25 [K+]o. At 6.25 mM [...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00250260
更新日期:1988-01-01 00:00:00
abstract::Unilateral lesions of the right superior colliculus (SC) were made in hamsters on the day after birth. In order to quantify the extent of abnormal innervation by left eye fibers in the diencephalon and midbrain, the left eye was removed on postnatal day 12 or 36, and after an appropriate survival time, the brains were...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00406608
更新日期:1988-01-01 00:00:00
abstract::Discharges of muscle spindle afferents from the soleus muscle were studied in kittens aged 1-21 days and in adult cats. Vibration applied longitudinally to the tendon elicited one impulse for each cycle of vibration over the range 1-200 Hz for the kittens and up to 450 Hz for the adult. Threshold amplitudes were gener...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00406620
更新日期:1988-01-01 00:00:00
abstract::The effects on striatal high affinity glutamate uptake (HAGU) of an apomorphine injection administered either alone or along with an electrical stimulation of the frontal cortex were compared between intact control rats and animals with 6-hydroxydopamine (6-OHDA) induced lesions of the nigrostriatal dopaminergic neuro...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247588
更新日期:1988-01-01 00:00:00
abstract::We measured the amount of information transmitted by the direction of two-dimensional (2-D) arm movements of human subjects, and by neuronal populations in the motor cortex and area 5 of monkeys. We also compared the information transmitted by a motor cortical population when the predictability of the direction of mov...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247577
更新日期:1988-01-01 00:00:00
abstract::Cellular relationships between serotonin (5-HT) axons and tyrosine hydroxylase (TH)-containing neurons were examined by combined (3H)5-HT uptake radioautography and TH immunocytochemistry in the medial zona incerta (ZI) of adult rats, 7 and 50 days after an intracerebral injection of 5,7-Dihydroxytryptamine (5,7-DHT)....
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00250592
更新日期:1988-01-01 00:00:00
abstract::Selective lesions of the noradrenergic locus coeruleus (LC) system have recently been shown to aggravate both ischemic and epileptic brain damage. This study explores the possibility that the LC system also influences hypoglycemic brain injury. Bilateral 6-hydroxydopamine lesions of the LC projection to the forebrain ...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00279676
更新日期:1988-01-01 00:00:00
abstract::Dorsomedial frontal cortex (DMFC) was studied in monkeys trained to make visually guided eye or arm movements. Portions of DMFC are involved in the execution of learned, goal-directed behaviors. Many neurons discharge with both eye and hand movements as well as when motor responses are withheld, provided these behavio...
journal_title:Experimental brain research
pub_type: 杂志文章
doi:10.1007/BF00247300
更新日期:1988-01-01 00:00:00