abstract：:The effects of a trigeminal tractotomy on nociceptive reactions induced by electrical stimulation of an inferior incisor were studied in freely moving rats. Behavioral tests were based on the observation of three reactions: jaw opening reflex, face scratching with forepaws, and head rotation toward the stimulated side...

journal_title：Experimental neurology

authors： Dallel R,Clavelou P,Woda A

更新日期：1989-10-01 00:00:00

abstract：:Neglect is a clinical syndrome characterized by an inability to orient, report, or respond to novel or meaningful stimuli presented to one side of the body or in one hemispace. Neglect in humans and monkeys most often results from damage to one of several interconnected cortical areas, including limbic cortex. In rats...

journal_title：Experimental neurology

authors： King V,Corwin JV,Reep RL

更新日期：1989-09-01 00:00:00

abstract：:The binding of agonists and antagonists to beta-adrenergic receptors in brain tissue obtained postmortem in nonalcoholic controls and matched intoxicated and sober alcoholics was measured to assess the state of the receptors and their coupling to adenylate cyclase. Binding of antagonist, iodocyanopindolol, to cerebral...

journal_title：Experimental neurology

authors： Valverius P,Borg S,Valverius MR,Hoffman PL,Tabakoff B

更新日期：1989-09-01 00:00:00

abstract：:Adrenergic-stimulated phosphatidylinositol (PI) hydrolysis was measured in cortical slices obtained from adult rats following electroconvulsive seizures (ECS). One group of animals received ECS daily for 15 days and a second group received a single ECS. Rats were then sacrificed at intervals of 15 min, 60 min, 4 h, an...

journal_title：Experimental neurology

authors： Dubeau F,Sherwin AL

更新日期：1989-08-01 00:00:00

abstract：:Biochemical, physiological, and anatomical studies over the past 30 years have firmly established glutamate (Glu) as the major neurotransmitter of those cortical neurons which give rise to corticofugal pathways. In the present study we utilized immunohistochemistry, with an antibody directed against Glu, in conjunctio...

journal_title：Experimental neurology

authors： Dinopoulos A,Dori I,Davies SW,Parnavelas JG

更新日期：1989-07-01 00:00:00

abstract：:In this study, the effects of testosterone propionate (TP) on recovery from facial paralysis following crush axotomy of the facial nerve in male hamsters were examined. In the first experiment, TP (5 mg/ml sesame oil; 0.1 ml) was injected subcutaneously and on alternate days in one-half of the animals subjected to cru...

journal_title：Experimental neurology

authors： Kujawa KA,Kinderman NB,Jones KJ

更新日期：1989-07-01 00:00:00

abstract：:Previous work utilizing the 2-deoxyglucose (2-DG) technique demonstrated that denervation, both direct (enucleation) or indirect (retinal receptor destruction, leaving ganglion cells intact), resulted in a depression followed by an increase in glucose metabolism in the superior colliculus (SC) of the mature hooded rat...

journal_title：Experimental neurology

authors： Thurlow GA,Cooper RM

更新日期：1989-06-01 00:00:00

abstract：:Noradrenergic input to the rat substantia innominata (SI) was analyzed in this study by immunocytochemical localization of dopamine beta-hydroxylase (DBH), the synthetic enzyme for noradrenaline. DBH immunoreactive (DBH+) axons ramified extensively within the SI and appeared to be contiguous with the DBH+ terminal fie...

journal_title：Experimental neurology

authors： Chang HT

更新日期：1989-05-01 00:00:00

abstract：:The effects of D-Ala2-Met5-enkephalinamide (DAME) upon the hissing component of hypothalamically elicited affective defense behavior in the cat were examined in this study. Microinjections of DAME placed into the nucleus accumbens significantly suppressed this response in a dose and time dependent manner. This dose de...

journal_title：Experimental neurology

authors： Brutus M,Zuabi S,Siegel A

更新日期：1989-04-01 00:00:00

abstract：:By combining neurochemical measurement of norepinephrine (NE) with double-label immunocytochemistry for tyrosine hydroxylase-positive (TH+) noradrenergic nerves and specific lymphoid markers, we have examined the developmental compartmentation of noradrenergic nerves in the rat spleen. TH+ nerve fibers were present in...

journal_title：Experimental neurology

authors： Ackerman KD,Felten SY,Dijkstra CD,Livnat S,Felten DL

更新日期：1989-03-01 00:00:00

abstract：:Whereas quite a number of previous reports have shown that the developing brain is vulnerable to protein deprivation, the mature CNS is usually considered resistant to this condition. To explore this assumption the present experimental model was built on groups of 2-month-old rats fed with a low-protein diet (8% casei...

journal_title：Experimental neurology

authors： Paula-Barbosa MM,Andrade JP,Castedo JL,Azevedo FP,Camões I,Volk B,Tavares MA

更新日期：1989-02-01 00:00:00

abstract：:The present study attempts to determine whether the neurotoxicity of p-chloroamphetamine (PCA) is dependent on a releasable pool of serotonin (5-HT). Rats treated with PCA alone or with reserpine and PCA exhibit a profound loss of 5-HT innervation in cerebral cortex after a 2-week survival period. However, depletion o...

journal_title：Experimental neurology

authors： Berger UV,Grzanna R,Molliver ME

更新日期：1989-02-01 00:00:00

abstract：:Six patients with long-lasting spasticity resistant to different drug therapies including oral baclofen received a bolus injection of lumbar intrathecal baclofen. Electromyographic (EMG) reactions of leg muscles (soleus, tibialis anterior, quadriceps, and hamstrings) to standard stimuli and during attempts at voluntar...

journal_title：Experimental neurology

authors： Latash ML,Penn RD,Corcos DM,Gottlieb GL

更新日期：1989-02-01 00:00:00

abstract：:The role of nerve growth factor (NGF) was examined in the neural repair of adult rabbit facial nerves using an in vivo preparation. A 35-microliters nerve growth chamber was created by suturing the proximal and distal ends of a transected facial nerve (superior buccal branch) into a silicone tube. A gap of 8 mm in the...

journal_title：Experimental neurology

authors： Chen YS,Wang-Bennett LT,Coker NJ

更新日期：1989-01-01 00:00:00

abstract：:Nerve growth factor (NGF) is well known to be involved in the development, survival, and maintenance of sympathetic and neural crest-derived sensory neurons in the peripheral nervous system. Over the last 10-15 years, however, the role of NGF as a necessary trophic substrate for magnocellular cholinergic neurons in th...

journal_title：Experimental neurology

authors： Springer JE

更新日期：1988-12-01 00:00:00

abstract：:Grafts of neonatal striatal tissue were placed into the striata of adult rats. When challenged immediately with intrastriatal injections of either kainic or quinolinic acid, excitotoxic damage was prevented. Thirty days later these same graft recipients received another injection of excitotoxin. The intrastriatal graf...

journal_title：Experimental neurology

authors： Tulipan N,Luo SQ,Allen GS,Whetsell WO

更新日期：1988-12-01 00:00:00

abstract：:Infant, juvenile, and adult brain growth is modulated by corticosterone. This study was designed to determine whether such modulation is confined to certain specific brain areas, and if the pattern of growth revealed is consistent across strains of rats. Young female Sprague-Dawley-derived rats were either adrenalecto...

journal_title：Experimental neurology

authors： Thomas TL,Devenport LD

更新日期：1988-12-01 00:00:00

abstract：:We have used retrograde labeling with horseradish peroxidase (HRP) and a wheat germ agglutinin conjugate of HRP (WGA:HRP) to investigate the projections of the nucleus postglomerulosus (nPg) both in normal goldfish and in animals which had undergone retinal removal. In normal animals, our evidence indicates that nPg p...

journal_title：Experimental neurology

authors： Levine RL,Dethier S

更新日期：1988-11-01 00:00:00

abstract：:Genetically dystrophic chicks (line 413) were administered 0.3 mg/kg dexamethasone (DEX), a corticosteroid, from 2 to 28 days ex ovo. Diluent-injected dystrophic and normal (line 412) chicks served as controls. The effects of DEX on muscle function were evaluated weekly by the exhaustion score (ES) method. Proton magn...

journal_title：Experimental neurology

authors： Misra LK,Entrikin RK

更新日期：1988-11-01 00:00:00

abstract：:Damage to the fimbria-fornix, and separately to the perforant path, leads to distinct and dramatic time-dependent increases in glial fibrillary acidic protein immunoreactivity (GFAP-IR) in specific areas of the hippocampal formation. Specifically, fimbria-fornix lesions resulted in an increase in the GFAP-IR in the py...

journal_title：Experimental neurology

authors： Gage FH,Olejniczak P,Armstrong DM

更新日期：1988-10-01 00:00:00

abstract：:This work investigated the extent to which constituent proportions of fast- and slow-twitch muscle units determine whole muscle contractile properties. We employed several self- and cross-reinnervation models using synergistic homogeneous and heterogeneous muscles. By comparing the present data with previously publish...

journal_title：Experimental neurology

authors： Foehring RC,Sypert GW,Munson JB

更新日期：1988-09-01 00:00:00

abstract：:Blood flow in the feline thoracic spinal cord was measured, using a laser-Doppler flowmetry. Rhythmic changes in the spinal cord blood flow were repeatedly observed with a frequency of about three to eight cycles per minute, unrelated to the respiratory or cardiac cycles. These changes were unaffected by hypertension ...

journal_title：Experimental neurology

authors： Mizutani M,Yamamuro T,Shikata J

更新日期：1988-08-01 00:00:00

abstract：:To analyze the role of endogenous opioids on epileptogenesis the effect of repeated doses of naloxone alone (NA) (2, 4, and 8 mg/kg every 15 min) or along with intermittent photic stimulation (NPS) (1, 3, and 10 Hz) was tested on acute "Encephale isolé" cats. The electrical activity recordings of sensorimotor cortex (...

journal_title：Experimental neurology

authors： Fernández-Guardiola A,Pellicer F,Rocha L,Gutiérrez R

更新日期：1988-08-01 00:00:00

abstract：:An electron microscope study of 2- and 8-week-old normal and dystrophic chickens compared sarcomere lengths in relaxed and passively extended Patagialis (PAT) muscles. Sarcomeres were measured in dystrophic muscles only in fibers which exhibited no morphological signs of degeneration. Sarcomere lengths were not differ...

journal_title：Experimental neurology

authors： Ashmore CR,Mechling K,Lee YB

更新日期：1988-08-01 00:00:00

abstract：:We recently reported structural changes in nodes of Ranvier of frog dorsal roots that are associated with activation at 20 or 50 Hz for 15 min. The structural effects co-occur with alterations in the latency, amplitude, and waveform of the compound action potential. The alterations in nodal morphology include formatio...

journal_title：Experimental neurology

authors： Wurtz CC,Ellisman MH

更新日期：1988-07-01 00:00:00

abstract：:The purpose of this study was to assess the respiratory and tonic activity of the abdominal muscles and the postinspiratory activity of the diaphragm (stage 1 expiration) in rats during sleep while they breathed air, hypercapnic, and hypoxic gas mixtures. ECoG and neck EMG recordings enabled the differentiation to be ...

journal_title：Experimental neurology

authors： Sherrey JH,Pollard MJ,Megirian D

更新日期：1988-07-01 00:00:00

abstract：:Electromyograms from the flexor and extensor muscles of normal human elbows were simultaneously recorded during maximal-effort isokinetic movement at 15 degrees/s over the joint's full range of motion. The antagonist electromyogram was normalized with respect to its electromyogram when acting as agonist at maximal eff...

journal_title：Experimental neurology

authors： Solomonow M,Baratta R,Zhou BH,D'Ambrosia R

更新日期：1988-06-01 00:00:00

abstract：:Two neutral alpha-glucosidase isoenzymes were isolated from the muscle of Japanese quails with late-onset acid maltase deficiency. One isoenzyme is predominantly expressed in embryonic muscle and the other in adult muscle. The time of switching from one to the other of these two neutral alpha-glucosidases was the same...

journal_title：Experimental neurology

authors： Usuki F,Ishiura S,Higuchi I,Sugita H

更新日期：1988-05-01 00:00:00

abstract：:Exogenous myelin- or axolemma-enriched fractions were assessed for the ability to inhibit biochemical and morphological expressions of reactive gliosis in rat optic nerve. Elvax pellets containing exogenous myelin, axolemma, whole-brain homogenate, liver, or red cell extracts or no homogenate were inserted into a dura...

journal_title：Experimental neurology

authors： Politis MJ

更新日期：1988-05-01 00:00:00

abstract：:Cells dissociated from 6-day rat cerebellum were seeded on glass coverslips coated with polylysine on one half and hyaluronectin on the other. Cell attachment and neurite extension were drastically reduced on hyaluronectin-coated surfaces. ...

journal_title：Experimental neurology

authors： Bignami A,Dahl D,Gilad VH,Gilad GM

更新日期：1988-04-01 00:00:00

abstract：:Cordotomy-denervation interactions were studied on contractile and myofibrillar properties of slow (soleus) and fast (extensor digitorum longus) muscles of the rat. The spinal cord was transected midthoracically in neonatal (2-day-old) animals. Two months after birth, a unilateral transection of the sciatic nerve was ...

journal_title：Experimental neurology

authors： Midrio M,Danieli Betto D,Betto R,Noventa D,Antico F

更新日期：1988-04-01 00:00:00

abstract：:The regional cerebral blood flow of 27 young (mean age 24 years) schizophrenic patients was measured using the intravenous 133Xe method. The results were compared with those obtained from a group of age- and sex-matched control subjects. The main findings of the study were as follows: (a) the gray matter mean values o...

journal_title：Experimental neurology

authors： Dousse M,Mamo H,Ponsin JC,Tran Dinh Y

更新日期：1988-04-01 00:00:00

abstract：:In order to study the ocular dominance and responsiveness of cells in the deafferented visual cortex, the geniculate and the callosal inputs were interrupted in adult cats by either simultaneous (OTCCX) or separate surgical transection of the optic tract (OTX) and the posterior corpus callosum (CCX). Unit recording wa...

journal_title：Experimental neurology

authors： Yinon U,Achiron A

更新日期：1988-03-01 00:00:00

abstract：:The afferent pathway involved in initiation of audiogenic seizures in the genetically epilepsy-prone rat was investigated by bilateral microinfusion of the excitant amino acid antagonist 2-amino-7-phosphonoheptanoate into the major brain stem and subcortical nuclei of the auditory system. This antagonist has been show...

journal_title：Experimental neurology

authors： Faingold CL,Millan MH,Boersma CA,Meldrum BS

更新日期：1988-03-01 00:00:00

abstract：:Total, Mg2+-, Na+,K+-, and Ca2+-ATPase activities were studied in fresh brain membrane preparations from adult epileptic (El) mice and nonepileptic C57BL/6J (B6) mice. The El mice have an inherited type of temporal lobe epilepsy. No significant differences were observed between the El and B6 mice for any of the ATPase...

journal_title：Experimental neurology

authors： Palayoor ST,Seyfried TN

更新日期：1988-03-01 00:00:00

abstract：:The tendency of a rat to approach the wall of an open-field and to travel along the perimeter of the field (termed as "peritaxis" or "wall-facing") is affected by unilateral removal of the vibrissae. Peritaxis is lateralized by hemivibrissotomy. The finding that the dopamine agonist apomorphine reversed the direction ...

journal_title：Experimental neurology

authors： Steiner H,Bonatz AE,Huston JP,Schwarting R

更新日期：1988-03-01 00:00:00

abstract：:Crush of sciatic nerve in rabbits supported by morphologic and electrophysiologic data was used to evaluate the effects of ACTH4-10 on nerve fiber regeneration. Treated animals showed a statistically significant higher regeneration rate than did control rabbits. Fiber density and mean diameters of myelinated nerve fib...

journal_title：Experimental neurology

authors： Girlanda P,Muglia U,Vita G,Dattola R,Santoro M,Toscano A,Venuto C,Roberto ML,Baradello A,Romano M

更新日期：1988-02-01 00:00:00

abstract：:In 18 urethane-anesthetized ovariectomized female rats, 54 neurons in and around the hypothalamic ventromedial nucleus were transynaptically activated by electrical stimulation of the mesencephalic central gray matter. Ventromedial nucleus afferents from either the dorsal longitudinal fascicle (N = 10) or the medial f...

journal_title：Experimental neurology

authors： Akaishi T,Jiang ZY,Sakuma Y

更新日期：1988-02-01 00:00:00

abstract：:The electromyographic (EMG) activity of the gastrocnemius and tibialis anterior muscles was recorded from normal geriatric subjects and from hemiplegic patients subjected to a continuous back-and-forth movement of the platform on which they stood. The platform oscillated at a fixed frequency of 0.5 Hz. Movement amplit...

journal_title：Experimental neurology

authors： Hocherman S,Dickstein R,Hirschbiene A,Pillar T

更新日期：1988-02-01 00:00:00

abstract：:Extracellular single-unit responses of neurons in the ipsilateral pulvinar-lateral posterior complex were recorded in 10 encéphale isolé cats with stimulating electrodes implanted in the substantia nigra pars reticulata and pars lateralis. Fifteen percent of 101 pulvinar-lateral posterior complex thalamic neurons incr...

journal_title：Experimental neurology

authors： Infante C,Leiva J,Motles E,Saavedra H

更新日期：1988-02-01 00:00:00