abstract：:Changes in the sleep pattern were investigated in rats given actinomycin S3 (AcS3, 0.25 mg/kg, intraventricularly), an inhibitor of RNA synthesis, at 0000, 0600, 1200, and 1800. The amounts of slow-wave (SS) and paradoxical sleep (PS) were increased during the dark period (1800 to 0600) in the groups treated at 0000, ...

journal_title：Experimental neurology

authors： Uezu E

更新日期：1983-08-01 00:00:00

abstract：:Five subjects matched the force of a sustained isometric contraction with a contraction of the contralateral muscle. Estimates of the sustained constant forces increased with time despite the direction to disregard the increased effort associated with the fatiguing contraction. These instructions did not produce a not...

journal_title：Experimental neurology

authors： Jones LA

更新日期：1983-08-01 00:00:00

abstract：:The threshold current required for the excitation of visual cortex neurons in the vicinity (approximately 1 mm) of an intracortical stimulating electrode was measured as a function of the stimulus pulse duration in the anesthetized cat. For cortical neurons with latencies of activation from 0.4 to 3.4 ms and for stimu...

journal_title：Experimental neurology

authors： Ronner SF,Lee BG

更新日期：1983-08-01 00:00:00

abstract：:Studies of the effects of lesions of the parietal cortex suggest that this region plays a critical role in visuomotor guidance, whereas experiments on the effects of disconnecting this region from visual input have been inconsistent in supporting this hypothesis. In the present experiment, monkeys with a unilateral oc...

journal_title：Experimental neurology

authors： Jason GW

更新日期：1983-07-01 00:00:00

abstract：:The possible pain inhibitory effects of periaqueductal gray (PAG) stimulation were investigated in cats anesthetized with Nembutal and immobilized with Flaxedil. Unitary responses evoked by electrical stimulation of the upper canine dentine and by cutaneous facial noxious and nonnoxious stimuli were recorded extracell...

journal_title：Experimental neurology

authors： Figueiras R,Buño W Jr,García-Austt E,Delgado JM

更新日期：1983-07-01 00:00:00

abstract：:A new procedure was developed for ablating the mammillary nuclei in nonhuman primates via direct visual exposure. Using this technique, monkeys receiving lesions of the mammillary nuclei were compared to control animals after surgery to assess the retention of preoperatively acquired visuospatial discriminations and s...

journal_title：Experimental neurology

authors： Holmes EJ,Jacobson S,Stein BM,Butters N

更新日期：1983-07-01 00:00:00

abstract：:An in vitro study of the nuclear magnetic resonance (NMR) response of protons in normal and pathological human skeletal muscle is presented. Muscle biopsies from 34 patients with various neuromuscular diseases and five normal subjects were studied by proton NMR techniques and the results were compared with those of li...

journal_title：Experimental neurology

authors： Borghi L,Savoldi F,Scelsi R,Villa M

更新日期：1983-07-01 00:00:00

abstract：:Sarcoplasmic reticulum (SR) of high purity and functional integrity was isolated from skeletal muscle of normal and ethanol-tolerant rats. Ethanol at low concentrations (0.1 to 0.2 M), added in vitro to isolated SR, resulted in slight inhibition of both calcium loading and calcium-stimulated ATPase rates. Higher conce...

journal_title：Experimental neurology

authors： Mrak RE

更新日期：1983-06-01 00:00:00

abstract：:Ascending and descending spinal cord potentials were recorded during conduction block produced by compression and ischemia to the spinal cord of cats. Dorsally and ventrally applied compression produced proportional changes in both ascending and descending potentials. Results for induced ischemia were much more variab...

journal_title：Experimental neurology

authors： Bennett MH

更新日期：1983-06-01 00:00:00

abstract：:The reduction of GABA-mediated postsynaptic inhibition tolerated before seizure initiation was assessed using the GABA-mediated, disynaptic, inhibitory pathway from the ipsilateral vestibular nerve to trochlear motoneurons in pentobarbital-anesthetized cats. The amplitude of intracellularly recorded IPSPs or the corre...

journal_title：Experimental neurology

authors： Tribble GL,Schwindt PC,Crill WE

更新日期：1983-05-01 00:00:00

abstract：:Our primary aim was to determine if there exists a preferential involvement of the fast-twitch or slow-twitch skeletal muscle fibers in the dy2J/dy2J strain of murine dystrophy. The changes in the contractile properties of the slow-twitch soleus (SOL) and the fast-twitch extensor digitorum longus (EDL) muscles of norm...

journal_title：Experimental neurology

authors： Bressler BH,Jasch LG,Ovalle WK,Slonecker CE

更新日期：1983-05-01 00:00:00

abstract：:Estimates were made of the changing volumes of discharge arising from the total populations of Ia and II spindle afferent fibers in the cat's deefferented medial gastrocnemius as the muscle was extended stepwise over its excursion range. The estimates were based on values reported elsewhere for (i) the incidence of ac...

journal_title：Experimental neurology

authors： Botterman BR,Eldred E

更新日期：1983-04-01 00:00:00

abstract：:Ocular movements of alert cats were recorded by classical electronystagmography techniques during (a) vestibular stimulation (sinusoidal rotation of the cat in complete darkness), (b) optokinetic stimulation (sinusoidal rotation of the visual surroundings around the stationary cat), (c) additive visual-vestibular stim...

journal_title：Experimental neurology

authors： Godaux E,Gobert C,Halleux J

更新日期：1983-04-01 00:00:00

abstract：:Bilateral lesions of the ventromedial nucleus of the hypothalamus (VMN) significantly attentuated lordosis behavior in the female rat. The degree of this deficit was significantly correlated with the amount of damage to the VMN. There was no improvement in lordosis performance even after an extended recovery period. ...

journal_title：Experimental neurology

authors： Mathews D,Donovan KM,Hollingsworth EM,Hutson VB,Overstreet CT

更新日期：1983-03-01 00:00:00

abstract：:Rat axial muscle previously has not been studied histochemically. We were interested in determining the fiber composition and fiber distribution in rat lateral longissimus (LL), the large epaxial dorsiflexor muscle active during sexual posturing in the female rat and to determine if estrogen replacement in ovariectomi...

journal_title：Experimental neurology

authors： Schwartz-Giblin S,Rosello L,Pfaff DW

更新日期：1983-02-01 00:00:00

abstract：:In cats anesthetized with nitrous oxide and halothane, ion-selecting microelectrodes were used to monitor changes in the concentration of potassium [K+]0 and calcium [Ca2+]0 in the extracellular compartment of the cerebral cortex during as long as 4 h of continuous stimulation of the cortical surface. At stimulus char...

journal_title：Experimental neurology

authors： McCreery DB,Agnew WF

更新日期：1983-02-01 00:00:00

abstract：:delta-Aminolevulinic acid (ALA), a toxic precursor of porphyrin, when injected i.v. failed to enter most brain structures, such as the cortex, thalamus, midbrain, and others, as determined by the autoradiographic technique. However, the choroid plexus, median eminence, and a narrow strip of the periventricular zone, w...

journal_title：Experimental neurology

authors： Terr L,Weiner LP

更新日期：1983-02-01 00:00:00

abstract：:The activity of 2',3'-cyclic nucleotide 3'-phosphohydrolase (CNPase), as a marker for myelinogenesis, was measured in different parts of the nervous system of dilute-lethal mutant mice (d1/d1). The activity in terms of micromoles of 2'-AMP formed per milligram of protein of homogenate per minute was found to be exceed...

journal_title：Experimental neurology

authors： Noguchi T,Sugisaki T,Tsukada Y

更新日期：1983-01-01 00:00:00

abstract：:The left external auditory meatus was removed in 4-day-old CBA/J mice; after killing at 45 days, serial sections of the cochleae and brain stem were prepared. From these, the cross-sectional areas of spiral ganglion neurons and of 14 auditory brain stem neuronal types were measured, using a total of 210 neurons of eac...

journal_title：Experimental neurology

authors： Webster DB

更新日期：1983-01-01 00:00:00

abstract：:Infant rats were subjected to pentylenetetrazol-induced convulsions on alternate days from 5 to 13 days of age. At 17 days of age, their susceptibility to the convulsant effects of hyperthermia was examined. It was found that previous pentylenetetrazol-induced convulsions caused a significant facilitation in the devel...

journal_title：Experimental neurology

authors： McCaughran JA Jr,Manetto C

更新日期：1983-01-01 00:00:00

abstract：:Spectral analysis is a mathematical method which contains and generalizes frequency analysis. The form of spectral analysis most applicable to EEG is tutorially presented, using both algebraic formulae and four simplified illustrative examples. The examples are each converted into an autocorrelogram and auto-spectrogr...

journal_title：Experimental neurology

authors： Walter DO

更新日期：1963-08-01 00:00:00