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[mechanism of the anti-arrhythmic action of phosphocreatine in acute myocardial ischemia].the association between phosphocreatine's antifibrillatory action and its effect on the excitement propagation processes in the ischemic area was investigated under acute coronary arterial occlusion in dogs. ischemia considerably reduced the amplitude, and increased the duration and time of onset, in local electrograms, and provoked cardiac fibrillation at the time of occlusion or during the recovery of coronary flow. a single intravenous injection of 300 mg/kg phosphocreatine eliminated cardiac ...19854021280
[characteristics of monosynaptic connections between neurons of the callosal system and specific thalamic nuclei].in the sensorimotor cortex of awake rabbits monosynaptic afferent and efferent connections of callosal neurons (cn) with ipsilateral specific thalamic nuclei (ventral posterolateral, ventral posteromedial, ventral lateral and anteroventral nuclei) were analyzed by electrophysiological method and compared with those of target-units of callosal fibres (tu). it was demonstrated that cn and tu differed in their monosynaptic inputs from the thalamus and in their axons projecting to these structures a ...19854022178
electrocardiographic evidence suggestive of myocardial infarction without significant organic heart disease.one hundred nineteen catheterized patients had ecg evidence of myocardial infarction in the absence of significant narrowing of coronary arteries or localized contractile abnormalities of the left ventricle. eighty-seven had organic heart disease, but 32 had no demonstrable abnormality. ecg alterations in the latter group were almost equally divided between those in lead avf and in the right precordial leads. although certain depolarization defects are highly suggestive of myocardial infarction, ...20134025119
use of guanabenz in methadone withdrawal. 20124025641
[characteristics of a cell line obtained from a human hypernephroma].a stable tumorigenic cell line has been obtained from the human hypernephrome. the culture grew as monolayers of large polygonal cells with foamy cytoplasm and 1-2 nucleoli. the cells formed monolayer after the third day after planting into flask and then formed multilayered growth. the electron microscopic studies of hypernephrome sections revealed the dark and light cells. the hypernephrome cells have characteristics of tumor cells. on the 200th passage the cells are aneuploid with a model num ...19854027291
energetics of multihelix interactions in protein folding: application to myoglobin. 20144027345
presaccadic 'spike' potential: investigation of topography and source.approximately 15-30 ms before a saccade, a large-amplitude, relatively short duration potential whose source has not previously been determined with certainty, can be recorded from the scalp in man. we have measured the surface topography of this potential during horizontal saccades in normal subjects and have found it to be maximal near the eye on the side ipsilateral to the direction of the saccade. dipole modelling predicts a source near the eye ipsilateral to the direction of gaze, and the a ...19854027625
presaccadic 'spike' potential: investigation of topography and source.approximately 15-30 ms before a saccade, a large-amplitude, relatively short duration potential whose source has not previously been determined with certainty, can be recorded from the scalp in man. we have measured the surface topography of this potential during horizontal saccades in normal subjects and have found it to be maximal near the eye on the side ipsilateral to the direction of the saccade. dipole modelling predicts a source near the eye ipsilateral to the direction of gaze, and the a ...19854027625
[gastroscopic monitoring of precanceroses of the stomach]. 20134028989
cross-sectional echocardiographic findings in a patient with pyogenic pericardial effusion and cardiac tamponade. 20134029191
rapid extraction and purification of diethylstilboestrol in bovine urine hydrolysates using reversed-phase c18 columns before determination by radioimmunoassay. 19854030972
systemic complement activation, lung injury, and products of lipid peroxidation.previously we have demonstrated that systemic activation of the complement system after intravenous injection of cobra venom factor (cvf) results in acute lung injury as reflected by increases in the vascular permeability of the lung as well as by morphologic evidence of damage to lung vascular endothelial cells. in using the vascular permeability of the lung as the reference, the current studies show a quantitative correlation between lung injury and the appearance in plasma of lipid peroxidati ...19854031060
[therapy of carcinoma in situ]. 20104034075
role of uricase in the triggering of germination of bacillus fastidiosus spores.the likelihood that uric acid was the only compound capable of triggering germination of bacillus fastidiosus spores was reinforced by the finding that ureidoglycollic acid, urea, nh4cl, 2,8-dihydroxypurine and a combination of l-alanine and o-carbamoyl-d-serine were ineffective as germinants. uric acid-triggered germination of b. fastidiosus was prevented by a range of inhibitors that also inhibited uricase activity in dormant spore extracts. o2 uptake during germination started immediately aft ...19854038258
masson's pseudoangiosarcoma of the tongue: report of two cases.two cases of masson's vegetant intravascular hemangioendothelioma localized on the tongue are reported. this lesion has sometimes been confused histologically with angiosarcoma but always behaves in a benign fashion.20144038718
three-dimensional image analysis of the complex of thin filaments and myosin molecules from skeletal muscle. v. assignment of actin in the actin-tropomyosin-myosin subfragment-1 complex.to assign the actin molecule in the three-dimensional image of the actin-tropomyosin-myosin subfragment-1 (actin-tm-s1) complex, the three-dimensional image of the actin-tropomyosin complex was correlated to that of actin-tm-s1. to assess the similarity of two structures in a quantitative manner, we used a normalized cross-correlation function ("similarity function"). the calculation of similarity indicated that domain a and domain b defined in (1, 2) correspond to actin-tropomyosin. this assign ...19854039721
effects of prostaglandin e1 infusion in the pre-operative management of critical congenital heart disease.prostaglandin e1 (pge1) was administered to 27 infants in whom pulmonary or systemic blood flow was entirely or significantly dependent upon the patency of the ductus arteriosus. in 12 patients with pulmonary atresia or severe pulmonary stenosis, pge1 infusion was followed by an improvement in hypoxemia and acidemia (group i). in 2 patients with left ventricular outflow-tract obstruction, pge1 infusion was followed by an improvement in arterial blood pressure, peripheral perfusion and urine outp ...20144040664
local cerebral glucose utilization in normal female rats: variations during the estrous cycle and comparison with males.the quantitative 2-[14c]deoxyglucose autoradiographic method was used to study the fluctuations of energy metabolism in discrete brain regions of female rats during the estrous cycle. a consistent though statistically nonsignificant cyclic variation in average glucose utilization of the brain as a whole was observed. highest levels of glucose utilization occurred during proestrus and metestrus, whereas lower rates were found during estrus and diestrus. statistically significant fluctuations were ...19854040921
incidence of diabetic retinopathy and blindness: a population-based study in rochester, minnesota.among the 1135 rochester residents discovered to have diabetes in the period 1945-69, the prevalence of retinopathy was 2.6% at the time of initial diagnosis. among those free of retinopathy at diagnosis of diabetes, the subsequent incidence of any retinopathy was 17.4 per 1000 person-years and for proliferative retinopathy alone was 1.6 per 1000 person-years, based on 12,000 person-years of follow-up. the incidence rate of retinopathy was almost three times greater among residents with insulin- ...20144042796
uncertainty explains many aspects of visual contrast detection and discrimination.more than 20 years ago, tanner [ann. n.y. acad. sci. 89, 752 (1961)] noted that observers asked to detect a signal act as though they are uncertain about the physical characteristics of the signal to be detected. the popular assumptions of probability summation and decision variable, taken together, imply this uncertainty. this paper defines and uncertainty model of visual detection that assumes that the observer is uncertain among many signals and chooses the likeliest. with only four parameter ...20144045584
[mechanical injector for angiography]. 19854051773
a simple procedure with nail preservation for ingrowing toe-nails.the numerous methods used for treating ingrowing toe-nails are testimony to the lack of a generally acceptable procedure with a low failure rate. a simple procedure with nail preservation is described, and the results of treatment assessed. the procedure consists of making a transposition flap of the nail wall after preliminary curettage of the granulation tissue in the nail groove. a total of 82 patients were treated by this method over a 3-year period, and the results in 63 patients were asses ...20094052211
a simple procedure with nail preservation for ingrowing toe-nails.the numerous methods used for treating ingrowing toe-nails are testimony to the lack of a generally acceptable procedure with a low failure rate. a simple procedure with nail preservation is described, and the results of treatment assessed. the procedure consists of making a transposition flap of the nail wall after preliminary curettage of the granulation tissue in the nail groove. a total of 82 patients were treated by this method over a 3-year period, and the results in 63 patients were asses ...20094052211
[parallelism of l5-s1 in the radiological diagnosis of lumbar disk hernia].the authors show a study about the measuring of l5-s1 angle in 100 patients with diagnosis of l5-s1 discal prolapse, confirmed by the interoperative report. the value of the angle, in 72% of cases, resulted equal to, or lower than 10, with an aggregate average of 9.45.20144053255
determination of zinc in whole blood, plasma and serum using zeeman effect flame atomic absorption spectroscopy.methods are presented for the determination of zinc in whole blood, plasma and serum using zeeman effect flame atomic absorption spectroscopy and a flame microsampling funnel. whole blood was diluted 1/25 with 0.10 mol/l hydrochloric acid; plasma and serum were diluted 1/5 with deionized water. concentrations could be read directly from standards prepared in human blood pools. the within-run relative standard deviation (rsd) was 0.50%, 0.82% and 0.61% for whole blood specimens with concentration ...19854053384
effects of the dopaminergic agonist cianergoline on blood pressure, the renin-angiotensin-aldosterone axis and the sympathetic nervous system in patients with essential hypertension.cianergoline is a new dopaminergic agonist with a predominant cardiovascular action. its effects on blood pressure, the renin-angiotensin-aldosterone axis, the sympathetic nervous system and lipid metabolism were assessed in 20 patients with benign essential hypertension. cianergoline given in increasing doses for 4 weeks (maximum daily dose 12 +/- 2 mg (sd)) and placebo both caused a slight decrease in arterial pressure, (from 159/104 to 152/98 mm hg and from 154/104 to 149/103 mm, respectively ...20144054204
suppression of human lymphocyte mitogen response by retroviruses of type d. ii. non-activity of mason-pfizer monkey virus versus activity of human cell line derived virus pmfv.in contrast to the human cell line derived type d retrovirus pmfv, the mason-pfizer monkey virus (mpmv) does not suppress the mitogen response of normal human lymphocytes. both viruses have been propagated on the same cell lines and purified by the same methods. mpmv did not contain a factor able to abolish pmfv-induced suppression of the mitogen response. neither could mpmv suppress the mitogen response of lymphocytes from rhesus monkeys or baboons. pmfv however inhibited their reactivity.19854062558
predicting recovery in bell's palsy. 20144064985
physiological stress and performance changes in response to beginning level orienteering. 20144068683
[the lungs and old age]. 20144070477
classically conditioned hyperglycemia in the obese mouse.the obese (c57bl/6j ob/ob) mouse is a commonly used animal model of non-insulin-dependent diabetes mellitus. it has recently been demonstrated that this mouse is not consistently hyperglycemic, however, unless it is subjected to environmental stress. in the present study, hyperglycemia in obese mice was induced by classical conditioning. obese diabetic mice and lean control animals were exposed to shaking stress. all animals developed hyperglycemia in response to shaking. to demonstrate classica ...19854070525
[situational reactions in suicidologic practice].the paper is devoted to the description of suicidal manifestations in mentally normal adolescents among typical behavioural disorders characteristic of situational reactions of this age. three types of suicido-dangerous situational responses of adolescents were specified with regard to their age and auto-and heteaggressiveness ratio: reaction of deprivation, explosive reaction and reaction of auto-elimination. suicidogenic conflicts were analyzed and spheres of age-specific suicidal conflicts we ...20144072520
massive retroperitoneal chondrosarcoma. 20134075692
cardiac sarcoidosis: reversion of myocardial perfusion abnormalities by dipyridamole.a tl 201 scan was performed on one young patient who met all of the criteria for the diagnosis sarcoidosis. a resting scan before treatment showed marked defects which were not resolved on the redistribution scan, thus leading to the diagnosis of cardiac sarcoidosis, which was also suspected from clinical signs. after dipyridamole infusion (0.142 mg/kg per minute over 4 min), his 201tl scan was quite normal. haemodynamic investigation showed a low coronary sinus blood flow with a low lactate ext ...20144076228
[early and midterm results of valve replacement with the björk-shiley convexo-concave valve]. 20144078378
motor conduction velocity in the human spinal cord: slowed conduction in multiple sclerosis and radiation myelopathy.transcutaneous electrical stimulation of the central nervous system was used to measure motor conduction velocity in the human spinal cord in 21 subjects aged 22 to 75 years (mean 55 years), none of whom had neurological disease. the motor conduction velocity between the sixth cervical (c6) and first lumbar (l1) vertebral levels was 67.4 +/- 9.1 m/s. this probably represents conduction velocity in the corticospinal tracts. in these subjects the motor conduction velocity in the cauda equina, betw ...19854078579
[artero-venous angiodysplasia at the splenic hylum: contribution to the knowledge of pre-hepatic artero-venous angiodysplasias with portal hypertension]. 20144080430
alu sequences transcription in x. laevis oocytes: nuclear-cytoplasmic partitioning and evidence for 3' end processing reactions.a large alu-family cluster in the 5' flanking region of a human alpha 1-acid glycoprotein gene has been identified and sequenced. individual members microinjected into x. laevis oocytes are transcribed only when canonical box a and b components of the split pol iii promoter are present. alu transcripts accumulate in the nucleus. an unusually short alu transcript, able to assume a stable secondary structure, undergoes a 3' end processing reaction similar to the one required for trna 3' end matura ...19854080545
[determination of zinc, magnesium and copper in the amniotic fluid of pregnant patients with suspected intrauterine retardation].we determined zinc, magnesium and copper in amniotic fluid of 10 women with retarded newborns and 15 women with normweight newborns. the values in both groups were not significantly different.20144082813
inhibition of histamine-n-methyltransferase activity by neuromuscular blocking drugs.on the basis of previous findings that histamine-n-methyltransferase (hmt) activity can be significantly enhanced or inhibited by a number of analogues of histamine and drugs containing dialkylaminoalkyl moieties, we investigated whether the neuromuscular blocking drugs alcuronium, d-tubocurarine, decamethonium, succinylcholine, gallamine and pancuronium each of which contain quaternary ammonium groups, influence the activity of hmt. our findings showed that all six drugs significantly inhibited ...19854083176
fourteen years of shigellosis in dhaka: an epidemiological analysis.we examined whether the proportion of shigellae patients among diarrhoeal cases, the distribution, species, case-fatality rates and hospital visits changed over time in dhaka. we isolated 19639 shigella strains from 822812 diarrhoea cases treated at the international centre for diarrhoeal disease research, bangladesh (icddr,b), between 1969 and 1982. the number of cases increased from 209 (2.5%) in 1969 to 4833 (7.7%) in 1976. extrapolating from a 4% vigorous systematic sample of icddr,b hospita ...19854086147
[analysis of mutagenicity in the urine of young male smokers and non-smokers]. 20064087496
[ultrastructural aspects of the wound healing process of the skin of albino rats]. 19854089424
chronic subdural haematoma after spinal anaesthesia. case report.in this study an interesting and not frequent case of non-traumatic chronic subdural haematoma after spinal anaesthesia is reported. after a careful review of the cases described in the literature, the authors discussed the physiopathological mechanisms, emphasizing how the break of the bridge veins or of the subarachnoid granulations, the cerebral atrophy and the dehydration are factors which facilitate the appearance of this neurological complication. they suggest that a suitable post-operativ ...20094093803
chronic subdural haematoma after spinal anaesthesia. case report.in this study an interesting and not frequent case of non-traumatic chronic subdural haematoma after spinal anaesthesia is reported. after a careful review of the cases described in the literature, the authors discussed the physiopathological mechanisms, emphasizing how the break of the bridge veins or of the subarachnoid granulations, the cerebral atrophy and the dehydration are factors which facilitate the appearance of this neurological complication. they suggest that a suitable post-operativ ...20094093803
amino acid and protein metabolism in dorsal root ganglia of rabbits with experimental allergic neuritis.amino acid and protein metabolism has been studied in the dorsal root ganglia of rabbits with experimental allergic neuritis (ean). the concentrations of a number of nonessential amino acids (glutamine, serine, aspartate, and glutamate) were reduced in the spinal ganglia of ean animals without any comparable change in the blood plasma. the short-term influx of glycine and gaba was decreased in ean animals, whereas that of histidine and valine was not altered. the prolonged accumulation of all th ...19854094728
dysentery epidemic in central america. 19704097604
[study of genetic control of synthesis of the typospecificity in shigella antigens of the subgroup b]. 19694098562
[fine structure of shigella sonnei, flexneri and boydii phages]. 19694098712
structure of the corneal stroma. 19704099087
some findings on the pathology of the motor nerves of the limbs during medical diseases: the possibility of proximal involvement with conservation of distal excitability. 20124103553
umbilical tetanus in brazil. 20124103753
histochemical method. its evolution and applications. 20144105311
intraepithelial carcinoma ("bowen's disease") of the cornea. 20144108124
[beta-phenylpropionic acid reaction of shigella sonnei strains and enteropathogenic escherichia coli of serotype 0124:k72 (b17)]. 19714108219
the effects of own-home and institution-rearing on the behavioural development of normal and mongol children. 20144110578
identification of unresponsive kidney-transplant recipients. 20144111827
psychiatry on a neuropathological basis: th.meynert's application for the extension of his venia legendi. 20144112979
resistance of shigellae to ampicillin and other antibiotics. its clinical and epidemiological implications. 19724113693
[seeding dysentery bacilli on a medium with addition of rivanol]. 19724113986
[lytic effect of dysentery bacteriophage on enteropathogenic escherichia coli]. 19714114132
idiopathic oedema. 20144114755
abdominal aspiration hysterotomy. 20144116801
[the antigenic relationships between shigellae and escherichiae. i. the antigenic relationships between subgroup a shigellae and escherichiae]. 19724117532
serological relationship between s.m.o.n. virus and avian infectious laryngotracheitis virus. 19734120759
[electrotherapy of severe arrhythmias]. 20144121286
immunochemical studies on bacterial blood group substances. vii. oligosaccharides from shigella dysenteriae lipopolysaccharide. 19734124990
histochemical evidence for lipoidal material in secretory granules of rat salivary glands. 19734126259
letter: floor bacteria in an intensive-care unit. 20144127267
detection of fatty acids, fatty aldehydes, phospholipids, glycolipids and cholesterol on thin-layer chromatograms stained with malachite green. 20144131027
letter: ampicillin-resistant shiga bacillus in bangladesh. 19744131053
[use of nutrient media with antibiotics by the gradient cup method]. 19734133164
letter: leukaemoid reaction, haemolytic anaemia, and hyponatraemia in severe shigella dysenteriae type-1 infection. 19744133631
[clinical studies on activators and inhibitors of fibrinolysis in various internal diseases]. 20144134263
influence of heart rate on regional myocardial blood flow measured with radioactive microspheres in anaesthetized dogs. 19744135896
automatic conversion of slide synchronizing pulses on audio tape. 20144136113
verification of the previously reported t(3p minus:17q plus) by g banding. 19744136169
editorial: bongo-drum disease. 19744136655
editorial: bongo-drum disease. 19744136655
effects of cyclophosphamide on b- and t-lymphocytes in rheumatoid arthritis. 19744136699
lysogeny and lysosensitivity in shigella dysenteriae group of bacteria. 3. serological specificity of receptors of t2 and t4 phages in shigella dysenteriae 7, strain d7. 19744137048
association of s-iga subunits. 20144137549
letter: evaluation of laboratory tests. 20104137770
letter: evaluation of laboratory tests. 20104137770
skin prolyl hydroxylase in patients with obstructive jaundice. 20144138073
use of dna-dna annealing to detect new virus-specific dna sequences in chicken embryo fibroblasts after infection by avian sarcoma virus.labeled, virus-specific dna synthesized in vitro by the virion-associated polymerase of avian sarcoma virus (asv) was used to measure virus-specific sequences in cell dna in three ways: (i) by determining the effect of cell dna upon the reassociation rate of double-stranded polymerase products; (ii) by measuring the kinetics of annealing of single-stranded polymerase product (cdna) to cell dna; or (iii) by measuring the amount of cdna which anneals to a large excess of cell dna. with these three ...19744138674
[immunological relationship between neurotoxin and heavy purified endotoxins extracted from "shigella dysenteriae" (shiga), smooth and rough forms (author's transl)]. 19744141595
[diagnosis of the subclinical stages of diffuse toxic goiter]. 20144141769
[skin test indices with several bacterial allergens in patients with viral hepatitis]. 19744141844
[cytology of the synovial fluid (report) (author's transl)]. 20144142159
immune responses to myelin basic protein in mycobacterial-induced suppression of experimental allergic encephalomyelitis. 19744143110
[immunological investigations on e. coli strains related to shigellae]. 19724145104
naturally occurring competition between homologous polysaccharides and proteins of bacteria. 19724145157
a survey on rats, rat fleas, house-flies and mosquitoes in village rahimabad, lucknow district. 19724145258
synthesis of pivaloyloxymethyl 6-n'-cyanoamidinopenicillanates and the antibacterial activity of the corresponding acids. 19744148419
the purification of portuguese man-of-war nematocyst toxins by gel diffusion. 19734150989
experimental shigellosis and intestinal malabsorption in the mouse. 19744151366
[proceedings: sensitivity of transmitter substances and synaptic formation in cultured neurons]. 19744157031
[the management of ascites]. 20124162396
[on the problems of quantitative determination of tumor cells in blood]. 19664162903
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