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a proposal for a classification system of enuresis based on overnight simultaneous monitoring of electroencephalography and cystometry.a classification system of enuresis was proposed based on the overnight simultaneous electroencephalographic (eeg) and cystometric (cm) monitoring of 204 cases. the classification types proposed were as follows: (a) type i (125 cases, 61%). the first bladder contraction (fbc) in cm is noticed on cystometrogram (cmg) during stage 4 sleep when the bladder is full. an evidence of arousals in eeg appears and eeg changes to a stage 1 or 2 sleep pattern; however, enuresis occurs without waking. (b) ty ...20082740698
[sarcoidosis].sarcoidosis seldom occurs in children. the illness has variable clinical manifestations. diagnosis is often delayed because of the variable clinical manifestations and the sporadic occurrence. the case history of one patient is described. the presentation, diagnostical approach. therapy and course of sarcoidosis is discussed.20092741158
surgical intervention following fragmentation of gallstones by extracorporeal shock waves.five cases of surgical intervention following extracorporeal shock wave lithotripsy (eswl) of gallbladder and bile duct stones are reported. this represents an incidence of surgical intervention in 1% of patients with gallbladder stones and in 9% of patients with common bile duct stones who underwent eswl during a two-and-a-half-year investigation period. there was no mortality. in 2 patients with gallbladder stones and persistent colic after eswl, elective cholecystectomy was performed. there w ...20092741469
the effect of genetic counseling on performance of prenatal cytogenetic diagnosis.currently the number of pregnant women who have indications for, but do not receive, prenatal cytogenetic diagnosis is increasing. the purpose of this study was to review the prenatal cytogenetic services and to analyze the effect of genetic counseling on performance of the prenatal cytogenetic test. from january 1987 to july 1988, there were 2,796 deliveries at severance hospital, yonsei medical center, of which 126 patients had indications for prenatal cytogenetic diagnosis. chromosomal abnorm ...20092741471
clinical significance of the immunological tests in rheumatoid arthritis.of the many theoretical causes of rheumatoid arthritis(ra), the most widely held theory is the autoimmune mechanism. in order to clarify the clinical significance of the immunological tests in ra, we studied immunoglobulin and complement levels in sera and synovial fluids of 118 ra patients and the following results were obtained. 1) the levels of immunoglobulins were elevated in both serum and synovial fluid and this was more prominent in the seropositive cases than the seronegative ones. 2) th ...20092741472
gastroparesis following traumatic brain injury and response to metoclopramide therapy.most studies on nutrition in patients with traumatic brain injury (tbi) have focused on the hypermetabolic state immediately after trauma, or the swallowing disorders that frequently follow acute tbi. a less well-known sequela, however, is gastroparesis, which generally manifests itself when patients have advanced from nasogastric to oral feeding programs. case histories of four patients are reported, all of whom responded to therapeutic intervention with metoclopramide. results of a radionuclid ...20092742474
'catatonia' due to disulfiram toxicity.in an alcoholic patient, catatonia developed while he was receiving disulfiram (antabuse). resolution of the question whether his state was classically catatonic required a detailed review of the literature on the subject. the conclusion reached is that the original definition still holds for psychiatric illness, but application of the term to neurological and metabolic states has often been based on imprecise criteria and failure to consider akinetic mutism and extrapyramidal motor disturbances ...20092742552
endogenous serum albumin content in brain after short-lasting epileptic seizures.epileptic seizures can transiently alter the blood-brain barrier. we have determined the content of extravasated endogenous serum albumin in the brain and its change with time after bicuculline (0.3 mg/kg) induced epileptic seizures of a few minutes' duration in conscious rats. the brains were perfused with saline in situ 5 min, 2 h, 24 h, 3 or 7 days after the injection of bicuculline. the content of endogenous serum albumin in the cerebral cortex, diencephalon, mesencephalon, pons and cerebell ...19892743155
glycaemic effects of traditional european plant treatments for diabetes. studies in normal and streptozotocin diabetic mice.twelve plants used for the traditional treatment of diabetes mellitus in northern europe were studied using normal and streptozotocin diabetic mice to evaluate effects on glucose homeostasis. the plants were administered in the diet (6.25% by weight) and/or as decoctions or infusions in place of drinking water, to coincide with the traditional method of preparation. treatment for 28 days with preparations of burdock (arctium lappa), cashew (anacardium occidentale), dandelion (taraxacum officinal ...19892743711
ehlers-danlos syndrome type iv (eds iv) as model of a defective biopolymer composite material.the connective tissue of a lethal eds iv case was investigated for the reasons of the manifested disturbances of the arterial wall. this functional disorder was attributed to the mechanical decoupling of elastin and collagen, with the premise of a composite material consisting of cellular, fibrillar, lamellar and other matrix components. a conceivable relation between the manifested deficiency of type iii collagen and a disturbed anchoring of elastin is shown. these findings are supported by bio ...20092743768
social and economic indicators of well-being among hemophiliacs over a 5-year period.the psychosocial characteristics of a 1983 population of hemophiliacs were described and compared to the 1978 patient population from the same hemophilia center to document any improvements that newer medical treatment and social programming were expected to bring and to compare the 1983 population of hemophiliacs to the general population. findings included a reduction in the use of pain medication, an increase in the number of 18-35 year olds in school, and a decrease in the proportion of unem ...20082744427
social and economic indicators of well-being among hemophiliacs over a 5-year period.the psychosocial characteristics of a 1983 population of hemophiliacs were described and compared to the 1978 patient population from the same hemophilia center to document any improvements that newer medical treatment and social programming were expected to bring and to compare the 1983 population of hemophiliacs to the general population. findings included a reduction in the use of pain medication, an increase in the number of 18-35 year olds in school, and a decrease in the proportion of unem ...20082744427
wholly life: a new perspective on death.when caring for the dying, the holistic nurse must be cognizant of many factors involved in this extraordinary process. many of these factors, including the phenomena of the fear of death, the influences that cause it, and the behavior associated with it, have been discussed in this article. this article presented a new perspective of death in the light of recent discoveries in quantum physics. the concepts of one-ness, self-awareness, and love, together with their relevance to the nurse, have b ...20092745580
early mr demonstration of spinal metastases in patients with normal radiographs and ct and radionuclide bone scans.forty patients with known primary tumor and progressive back pain, suspected of having spinal metastatic disease, underwent magnetic resonance (mr) examinations of the thoracic and lumbosacral spine. conventional radiographs and ct scans of the spine were all normal. the radionuclide bone scans were equivocal. in 21 patients focal or diffuse vertebral mr abnormalities were detected. in nine patients the lesions were hypointense on t1 sequence, and the same lesions were demonstrated poorly or not ...20092745777
the sesamoids of the metacarpo-phalangeal joint of the thumb: an anatomical and clinical study.two unusual cases of injury to the sesamoids of the m.p. joint of the thumb are described. an anatomical dissection of the m.p. volar plate region, including the sesamoids, was undertaken to delineate the details of the sesamoids' relationship to the m.p. joint, flexor tendon, flexor tendon sheath and capsule of the joint. histological studies were carried out to demonstrate a tendinous extension of the muscles that attach to the sesamoids.20092746129
is cancer adaptation gone awry? 20092746821
[present state of conservative breast therapy in canada]. 20082746948
[clinical application of sonolith 2000 on extracorporeal shock wave lithotripsy for renal and ureteral calculi].the collaborate studies of clinical application of extracorporeal shock wave lithotripsy (eswl) using sonolith 2000, performed at departments of urology of nara medical university, the university of tokai school of medicine and wakayama medical college between march and august 1987, were reported. in total 155 eswl sessions were carried out on 111 patients suffering from in total 119 upper urinary tract stones. the localization system using ultrasound imaging with a computer assisted multiarticu ...20082747093
fatal granulomatous angiitis of the nervous system confined to the middle cerebral artery--a post mortem evaluation. 20092747479
orbita fractures in polytraumas and craniocerebral traumas.the authors emphasize that the maxillo-facial surgeon or otorhinolaryngologist should: 1. take part in diagnosing and planning the therapy of poly-traumatic patients. 2. operate simultaneously when possible. 3. try to provide immediate maxillo-facial surgical and/or otorhinolaryngologic treatment because of the great importance of early treatment for longterm functional and aesthetic results.20092747932
[efficacy of diltiazem in blood pressure increase caused by exertion].after examining the properties of the 3 most widely used calcium antagonists, the paper assesses the efficacy of diltiazem in reducing blood pressure rises after exercise in a group of 7 patients with chronic atrial fibrillation. the blood pressure response to a standard load (50 w x 3 m2) on the exercise cycle was monitored in a group of patients under chronic digitalis treatment (phase i) after which the same patients' response to varying doses of diltiazem (180-240 mg/day) was assessed (phase ...20092747939
[surgical proposals concerning omental mesh graft. experimental studies].in general surgery, the advantages deriving from the utilisation of omental graft are attributable to the ease with which it takes, its regenerating potential and the modulator action on tissue repair. personal experience regarding the peritoneization and covering of surgical liver surfaces is reported and the use in various sectors of surgery of omental mesh graft is recommended.19892747948
[cervico-mediastinal goiter].the descent of a cervical goiter below the plain of the thoracic inlet to become substernal in location, is fairly rare, but not exceptional, with an incidence, derived from several large series of operated patients, ranging from 1.7% to 13.1%. the importance of this particular location of the goiter is chiefly due to the fact that the thyroid is growing in a limited space with many surrounding structures, that unavoidably, sooner or later, will be compressed or strained. this provokes respirato ...20092747985
management of imperforate hymen with the carbon dioxide laser.a method for the management of imperforate hymen using carbon dioxide laser is described. in four patients presenting with imperforate hymen, the hymen was excised by co2 laser under local anesthesia. no bleeding or wound infection occurred, and healing was prompt and satisfactory. two out of four patients became sexually active and experienced no introital dyspareunia. we conclude that the co2 laser may be an alternative method of treatment for this rare congenital abnormality.20092748065
more assured in-the-bag placement of c-loop posterior chamber intraocular lenses.a bimanual technique for inserting c-loop intraocular lenses using a lens haptic loop to guide the superior lens haptic into the capsular bag is presented. the technique eliminates several shortcomings of conventional techniques, allowing more assured in-the-bag placements of c-loop intraocular lenses.20092748081
[computed tomography in the diagnosis of isolated bone metastases and its influence in therapy planning].in a collective of 70 patients with bone metastases the importance of ct for detection and extension diagnosis is shown. in 53% ct proved the scintigraphic and/or roentgenologic suspicion. in 30% ct gave more information than scintigraphy and plain radiography, but without any influence in the treatment. in 17% only ct gave such important information, that the planned treatment must be changed. the results led to the conclusion, that ct can be important for the optimization of radiological treat ...20092748800
fallout from pacific tests reaches congress. 20092749247
heterogeneity of anti-u demonstrable by the use of papain-treated red cells.when red cells (rbcs) are treated with papain, one form of the u antigen, which we have named ups (u papain-sensitive), is almost completely removed or denatured. a second form, upr (u papain-resistant), remains unaltered on the treated rbcs. tests on 42 examples of anti-u showed that two contained only anti-ups, 19 contained only -upr, and 21 contained separable -ups and -upr. in those sera containing both antibodies, anti-upr was always the stronger of the two. these findings suggest 1) that u ...19892749873
morphology of the bovine sertoli cell during the spermatogenetic cycle.the morphology of the bovine sertoli cell was studied during 6 different phases of the spermatogenetic cycle. tubular dimensions do not vary significantly during the phases. sertoli cells occupy 27.0% (phase 4) to 38.4% (phase 8) of the tubular epithelium. sertoli cells of phase 1 are approximately 20% larger than during the other phases. 30-35% of sertoli cell volume consists of organelles. mitochondrial (about 5.0%) and nuclear (about 5.7%) volume densities remain remarkably stable during the ...19892752416
simultaneous aortic, jugular bulb, and right atrial pressures during cardiopulmonary resuscitation in humans. insights into mechanisms.pressure gradients across and between the head and chest were studied during mechanical cardiopulmonary resuscitation (cpr) in 22 humans. patients in medical cardiac arrest, managed by acls guidelines, underwent placement of aortic arch (ao), jugular venous bulb (jvb), and right atrial (ra) catheters. simultaneous pressures were measured, and intercatheter gradients were calculated. the jvb to ra pressure difference is the gradient between the cervical and central venous circulations. it was neg ...20092752563
congenital histiocytosis x. 20092753561
measuring the impact of health interventions on mortality in developing countries: why bother? 20092753921
patch clamp experiments on nicotinic acetylcholine receptor-ion channels in bullfrog sympathetic ganglion cells.nicotinic acetylcholine-receptor ion channels (achr channels) were studied in bullfrog sympathetic ganglion cells cultured for 1 day to 3 weeks, using a patch clamp technique. microsuperfusion of ach (2-10 microm) to the ganglion cell under the whole cell clamp produced an inward current at membrane potentials negative to -60 mv, which had a fast onset and decay. this rapid ach-induced current was accompanied by a large current fluctuation, decreased and increased in amplitude by membrane depola ...20062755769
enhancement of radiation-induced dna double-strand breaks and micronuclei in human colon carcinoma cells by n-methylformamide.the differentiation-inducing agent n-methylformamide (nmf) enhances the sensitivity of some cell lines to ionizing radiation. to elucidate the mechanism of nmf-mediated radiosensitization, we examined the effects of this agent on gamma-ray-induced dna double-strand breaks and micronuclei in two cell lines, clone a (human colon carcinoma) and hca-1 (murine hepatocarcinoma). both cell lines form a better differentiated phenotype upon exposure to nmf, yet only clone a is radiosensitized. the neutra ...19892756107
perioral anesthesia disrupts maternal behavior during early lactation in long-evans rats.the role of perioral somatosensory stimulation from pups in maternal behavior was investigated in lactating long-evans rats (rattus norvegicus) during early lactation by local anesthesia of the mystacial pads with lidocaine, which blocks conduction in the infraorbital nerve. it was concluded that (1) acute perioral anesthesia markedly inhibited pup retrieval when the subjects had no formal pretreatment retrieval experience. further, these dams displayed little tolerance to the lidocaine treatmen ...19892757582
commentary: does cesarean delivery affect the parents? 20092757720
[some easily corrected problems in the research design in traditional chinese medicine]. 20092758520
radiological nomenclature in benign breast change. breast group of the royal college of radiologists. 20092758745
biological activity in the repopulating rat spermatocyte after the withdrawal of gossypol treatment: ii. the activity for the synthesis of cellular and nuclear basic proteins.the synthesis of cellular and nuclear basic proteins in the first generation of the repopulated pachytene spermatocyte (rps) and the control pachytene spermatocyte (cps) was studied by the incorporation of 3h-arginine into proteins. after pretreatment with gossypol for various lengths of time, the synthetic activity for cellular protein in the rps was slightly inhibited. in comparison to cps, on the other hand, the inhibition ranged from 12% to 26% (for gossypol pretreatment from 3 to 12 weeks, ...19892758844
perceived distributions of the characteristics of in-group and out-group members: empirical evidence and a computer simulation.this research studied 2 properties of perceived distributions of the characteristics of social category members: the probability of differentiating (making distinctions) among category members and the perceived variability (variance) of category members. the results of 4 experiments supported the hypothesis that greater familiarity with a social group leads to greater perceived differentiation and variability regarding that group. in-group members formed more differentiated and variable distribu ...20092760805
relationship between concentration and anticonvulsant effect of phenytoin against electroshock-induced seizures in rats: comparison of sampling sites for concentration determinations.the purpose of this investigation was to determine the optimum sampling site for phenytoin concentration measurements in the context of pharmacodynamic studies of the anticonvulsant effect of phenytoin. determination of drug concentrations in the serum, serum water, brain, and cerebrospinal fluid (csf) of rats as a function of time after iv injection of a 6-mg/kg dose revealed a significant disequilibrium between brain and serum water for 15 min and between csf and serum water for 5 min after in ...19892760817
protein synthesis and degradation in non-cultured and in-vitro cultured rabbit blastocysts.in 'pulse-chase' experiments synthesis and half-lives of leucine-labelled proteins were determined in rabbit blastocysts. embryos were either non-cultured controls or were cultured for 24 h or 48 h in ham's f-10 medium supplemented with homologous serum or uterine flushings. in control blastocysts protein synthesis increased by a factor of 10 between day 4 and day 5. half-lives of newly synthesized proteins were 32 h in day-4 and 99 h in day-5 control blastocysts. in-vitro culture of day-4 blast ...19892760880
[modern women in their 30's]. 20082761627
[modern women in their 30's]. 20082761627
growth and metabolic properties of bacteroides intermedius in anaerobic continuous culture.two strains of bacteroides intermedius bh20/30 and bh18/23, have been grown in anaerobic continuous culture under various conditions for periods up to 54 days. strain bh20/30 grew over a relatively wide ph range from 5-8 with a maximum at ph 7.0 at a dilution rate (d) of 0.1 h-1 with a glucose limitation, while strain bh18/23 had an optimum between 5.8 and 7.3 and would not grow above and below this range. the maximum growth rate (mu max) for the latter strain was shown to be 0.23 h-1, or a doub ...19892762020
higher formant normalization results from auditory integration of f2 and f3.two experiments were conducted to test the hypothesis that higher formant normalization results from the auditory integration of f2 and f3 when they are within 3 bark of each other. in the first experiment, formants 3-5 were manipulated in both a "hid"-"head" continuum (in which f2 and f3 are within 3 bark of each other) and a "hood"-"hud" continuum (in which f2 and f3 are not within 3 bark of each other). it was found that there was a shift in identification consistent with the higher formant n ...20062762105
[education. minister of health threatens health care and nursing]. 20092763112
[executive board. danish nurses' council should continue to characterize continuing education]. 20092763126
[echocardiographic diagnosis of valsalva's sinus aneurysm].valsalva's sinus aneurysm is a congenital heart disease that may occur both as isolated abnormality or combined with other ailments. the present paper summarizes the results of the use in 20 patients of non-invasive research methods, namely ultrasound cardiography and doppler's cardiography, in the diagnosis of valsalva's sinus aneurysms and concomitant heart diseases. analysis of the findings has shown that the use of ultrasound cardiography in conjunction with pulse doppler's cardiography perm ...20092763200
antibiotic treatment of enterococcal infection. 20082764551
high altitude can accurately be simulated by using altered oxygen concentrations. 20092764856
molecular cloning and sequence analysis of putative chicken prolactin cdna.a cdna library was prepared from mrna isolated from anterior pituitary glands of incubating bantam hens, in which prolactin mrna levels were predicted to be very high. nine clones, representing abundant mrna species, were identified and shown to contain homologous sequences. two clones, of 871 bp and 580 bp, were analysed by dna sequencing. the shorter clone was found to be a truncated cdna product but otherwise identical to the longer clone. the 871 bp cdna, prl101, contains an open reading fra ...19892765112
car radiator burns: a report on 72 cases.seventy-two cases of car radiator burns (crb) were treated in the burns unit, hamad medical corporation, doha, qatar, over a 6-year period (1982-87). all the patients were males and most were between 20 and 40 years old. chest wall, face and right upper limb were the commonest sites involved. most of the patients suffered from relatively minor scalds. the scenario of the accidents as well as the topography of the burned areas were characteristic to this particular type of injury. the exceptional ...20092765150
endothelium-dependent inhibition of ergonovine-induced contraction is impaired in porcine coronary arteries with regenerated endothelium.the inhibitory effects of the endothelium against ergonovine-induced contraction were examined in isolated porcine coronary arteries under normal conditions and after endothelial regeneration. endothelium-dependent responses were examined in vitro in normal yorkshire pigs (n = 16) and in pigs that had undergone balloon endothelium removal of the left anterior descending coronary artery (lad) 4 weeks before the study (n = 10). the presence of a complete endothelial lining was confirmed histologic ...19892766515
interplay of hydrophobic and electrostatic interactions in biopolymer chromatography. effect of salts on the retention of proteins.the effect of salt on the retention behavior of proteins in electrostatic and hydrophobic interaction chromatography is described by a three-parameter equation, log k' = a - b log ms + cms, where k' is the retention factor and ms is the molality of the salt in the eluent. parameter b, termed the electrostatic interaction parameter, depends on the characteristic charge of the protein and the salt counterion and governs the change of retention with the salt concentration in ion-exchange chromatogr ...20092768374
smokeless tobacco use among adolescents: correlates and concurrent predictors.seventh grade students (n = 1539) from three regions of new york state were surveyed to determine the prevalence of smokeless tobacco use and its relationship to seven background variables, 13 substance use variables, and 19 psychosocial variables. significant correlations with smokeless tobacco use were found within each of these variable domains. concurrent predictors for each domain were determined using logistic regression analysis. the resulting three models were combined in a stepwise fash ...19892768485
em autoradiographic study of the projections from the dorsal nucleus of the lateral lemniscus: a possible source of inhibitory inputs to the inferior colliculus.the fine structure of the projection from the dorsal nucleus of the lateral lemniscus (dnll) to the inferior colliculus is examined in the cat. anterograde axonal transport of 3h-leucine and em autoradiographic techniques are used to label axonal endings from dnll. the primary finding is that axonal endings from dnll contain pleomorphic synaptic vesicles and make symmetrical synaptic contacts. this morphology is associated with inhibitory synapses. the projection from dnll is the source of appro ...19892768557
[evaluation of lung scintigraphy using n-isopropyl-p-[123i]-iodoamphetamine].n-isopropyl-p-[123i]-iodoamphetamine (123i-imp) was examined for its relevancy as a labeling medium of lung scintigraphy in 30 patients with lung diseases and 20 healthy subjects. lung diseases were classified into carcinoma and diffuse lung disease, and the all subjects with normal lung were classified into smokers and nonsmokers. to assess the reduction curve of 123i-imp, mean transit time was calculated. forced spirography was performed and spirographic values were analyzed. spirographic para ...20092770041
[changes in the neural elements of lymphangiomas in children of various ages].the results of neurohistologic investigation of lymphangiomas, removed in 68 children, are presented. at the early age in children, the changes in neural fibers of lymphangiomas correspond to reaction of irritation. with increasing of the age, the pronouncement of the destructive processes in the neural fibers increases, leading to hypo- and anervia of the tissues of lymphangiomas.20082770140
[psychiatric activity is always aggressive]. 20092770234
determination of estradiol 2- and 16-alpha-hydroxylase activities in mcf-7 human breast cancer cells in culture using radiometric analysis.using a radiometric assay the effects of estradiol upon the activity of estradiol 2- and 16 alpha-hydroxylases in mcf-7 human breast cancer cells in culture were studied. after 5 days of treatment and 36 h of withdrawal, incubation in the presence of either 2- or 16 alpha-tritiated substrate was carried out. estradiol (10 nm) significantly increased 16 alpha-hydroxylase activity (21%, p less than 0.01), while no effects on 2-hydroxylase activity was observed. treatment for 6 weeks caused a major ...19892770303
erythropoietin and chronic renal failure. 20092771635
[on classification and symptomatology of hypochondriasis]. 20092772066
[cardiovascular risk factors in children and adolescents in fuenlabrada: objectives, features of the population, design, participation, equipment, laboratory technics, and quality control].fuenlabrada is at the present time the most industrialized town placed at the south are of madrid. this population has some peculiar attractive characteristics from the epidemiologic point of view. perhaps the most important is that the majority of its inhabitants are immigrant from other depressed rural areas of the country, with a low socio-economic and cultural level. the new conditions of life could have changed the life expectation and the causes of morbidity and mortality of this populatio ...19892772364
[chronic pyelonephritis in polycystic kidney].the characteristics of chronic pyelonephritis are studied in 37 patients out of a total of 53 patients with proved renal polycystosis. a group of 71 patients with chronic pyelonephritis selected at random are used as a control group. the frequency of chronic pyelonephritis among the patients with renal polycystosis is 69.8%. the difference between the mean age of the patients with renal polycystosis and chronic pyelonephritis and the patients with renal polycystosis without chronic pyelonephriti ...19892773465
spinal cord compression by unusual epidural air accumulation after continuous epidural analgesia. 20092773752
arthropathy of the wrist in leprosy--what changes are caused by long-standing peripheral nerve palsy?a radiographical screening study of 338 leprotic patients was performed. clinically, according to a nerve score (ns) designed by us, 12.9% of 674 hands showed mild nerve palsy (ns 5 or 6), 75.9% moderate (ns 3 or 4), and 11.4% severe (ns less than 2). twenty-nine hands of 26 patients (ns 4.2 on average) demonstrated abnormal changes of the wrist joint on radiographs. we classified them into four groups: (a) lunate collapse (four patients), (b) scaphoid nonunion (eight), (c) scaphoid cyst (three) ...20092774872
groin and hip pain due to fractures at or near the pubic symphysis.three patients with fractures at or near the pubic symphysis presented with groin pain simulating hip fracture or arthritis. a 71-year-old osteoarthritic woman was treated with a nonsteroidal antiinflammatory drug (nsaid) and exercises for right-sided sciatic pain after a minor fall, but developed left groin pain and tenderness over the pubic symphysis after two days of exercise. she had an impacted fracture of the left pubic symphysis which responded to use of a cane. the second patient was a 9 ...20092774889
the mobilization of ferritin iron by liver cytosol. a comparison of xanthine and nadh as reducing substrates.considerable evidence suggests that the release of iron from ferritin is a reductive process. a role in this process has been proposed for two hepatic enzymes, namely xanthine oxidoreductase and an nadh oxidoreductase. the abilities of xanthine and nadh to serve as a source of reducing power for the enzyme-mediated release of ferritin iron (ferrireductase activity) were compared with turkey liver and rat liver homogenates. the maximal velocity (vmax.) for the reaction with nadh was 50 times grea ...19892775199
pacific rim publishing piracy. 20092776087
omega-hydroxyacid derivatives in the epidermis of several mammalian species.1. omega-hydroxyacids from the acylceramides and acylglucosylceramides of mammalian epidermis were examined by thin-layer and gas-liquid chromatography to determine their degree of unsaturation and chain-length distributions. the species examined included human (homo sapiens), pig (sus scrofa), mouse (mus musculus) and rat (rattus rattus). 2. within a species, the omega-hydroxyacids from the acylceramide and acylglucosylceramide were essentially identical. 3. the human omega-hydroxyacids proved ...19892776425
enhanced survival of motoneurons in the chick lateral motor column: effects of embryonic skeletal muscle extracts and myoblast-conditioned medium.muscle-derived factors have shown neurotrophic effects in culture, but their possible effects on the maintenance of embryonic motoneurons have not been demonstrated in vivo. soluble extracts derived from embryonic chick muscle, or medium conditioned by chick myoblasts, were instilled onto the chorioallantoic membrane (cam) between the 5th and 11th days of incubation. counts of the lumbar lateral motor column (lmc) at embryonic day 12 revealed modest but significant increases (12-15%) in motoneur ...20092776960
contrast-enhanced mri of tumors. comparison of gd-dtpa and a macromolecular agent.the study aim was to define potential differences and advantages in magnetic resonance (mr) patterns of tumoral contrast enhancement using either a small molecular, extracellular fluid contrast enhancer [gd-dtpa] or a macromolecular agent [albumin-(gd-dtpa)20], designed for primary intravascular biodistribution. mr images of 25 mice with implanted fibrosarcomas were obtained before and repeatedly for up to 120 minutes after injection of either gd-dtpa [0.2 mmol/kg, n = 11] or albumin-(gd-dtpa) [ ...20092777530
repair of sublethal damage in two human tumor cell lines grown as multicellular spheroids.multicellular tumor spheroids (mts) provide a suitable in vitro model to study radiation sensitivity of tumor cells. two cell lines of human origin, obtained from a neuroblastoma (nb-100) and a squamous cell carcinoma (hn-1), were exposed to graded doses (4-9 gy) of radiation with 18 mv photons. radiation was applied either as a single or as a split dose with an interval of 6 hr to determine the extent of sublethal damage repair. treated spheroids regrew at approximately the same growth rate as ...19892777647
the sz mutant hamster: a genetic model of epilepsy or of paroxysmal dystonia?attacks of sustained dystonic postures of limbs and trunk can be initiated by mild environmental stimuli in an inbred line of syrian hamsters. the trait is determined by an autosomal simple recessive genetic mutation, originally designated by the gene symbol sz, because the abnormal movements were thought to represent epileptic seizures. the attacks, which can be reproducibly initiated by placing the sz mutant hamsters in a new environment, begin with rapid twitches of the vibrissae, flattened e ...19892779593
opening remarks of president fernando e. agrait on the occasion of the 50th anniversary of the cayo santiago macaque colony. 19892780954
evaluation of coronary arterial fistula by color-coded doppler echocardiography. 20092782263
[toxoplasma gondii infections and oocyst shedding in domestic cats and the significance of this for the epidemiology and epizootiology of toxoplasmosis].because of the dissemination of oocysts the cat and other felines have a central position within toxoplasma gondii epidemiology and epizootiology. from 1984 to 1986, 267 cats between 2 months and 15 years old were serologically examined (sft) for toxoplasma antibodies. the rate of infection was 59.9 per cent. the infection rate of stray cats (72.5%) was significantly higher than that of domestic cats (40%). the high infection rate of herbivores results from behaviour of stray cats. in faeces of ...19892782669
[minimal monitoring in the operating room]. 20082782684
[minimal monitoring in the operating room]. 20082782684
neurochemical profile of moclobemide, a short-acting and reversible inhibitor of monoamine oxidase type a.moclobemide belongs to a new generation of short-acting, reversible, monoamine oxidase (mao) inhibitors. in vitro (rat brain homogenates) moclobemide inhibits mao-a selectively with lower potency than many of the reference mao inhibitors. however, when measured ex vivo in the rat, the potency of moclobemide is similar to that of reference compounds. in vivo the drug induces a dose-dependent, short-lasting (8-16 hr) and preferential inhibition of mao-a in the brain and both mao-a and mao-b inhibi ...19892783611
neurochemical profile of moclobemide, a short-acting and reversible inhibitor of monoamine oxidase type a.moclobemide belongs to a new generation of short-acting, reversible, monoamine oxidase (mao) inhibitors. in vitro (rat brain homogenates) moclobemide inhibits mao-a selectively with lower potency than many of the reference mao inhibitors. however, when measured ex vivo in the rat, the potency of moclobemide is similar to that of reference compounds. in vivo the drug induces a dose-dependent, short-lasting (8-16 hr) and preferential inhibition of mao-a in the brain and both mao-a and mao-b inhibi ...19892783611
diagnostic and therapeutic technology assessment (datta). noninvasive electrical stimulation for nonunited bone fracture. 20092783614
phenotypic and functional analysis of gamma delta t cell receptor-positive murine dendritic epidermal clones.thy-1+ dendritic cells isolated from the epidermis of normal mice (dec)3 bear the gamma delta tcr associated with the cd3 complex. we have analyzed the effects of antibodies directed against the tcr complex, ly-6c, and thy-1, as well as pharmacologic agents which have been shown to activate t cells without engagement of the tcr complex, on levels of intracellular free calcium, activation of protein kinase c, cytolysis, il-2r expression, and secretion of lymphokines by dec clones. we have found t ...20092783942
a novel calcium signalling response in the breast cancer cell line mda-468.in the human breast carcinoma cell line mda-468 addition of epidermal growth factor (egf) is growth inhibitory. calcium signalling was investigated in this cell line using the calcium sensitive fluorescent probe indo-1. addition of egf to mda-468 cells resulted in a novel biphasic calcium response. in the first phase of the response egf raised calcium to levels significantly above basal. this was followed by a prolonged fall in calcium to levels significantly lower than original basal levels. th ...19892784677
bloody drainage following endoscopic retrograde pancreatography as a presentation of a pseudoaneurysm-containing pseudocyst. 20092785471
long-term bone marrow cultures: recent studies with clonal hematopoietic and stromal cell lines. 20092785687
results of the flow cytometry actg quality control program: analysis and findings.the aids clinical trial group's (actg) immunology committee was charged with initiating a quality control program for all laboratories participating in the actg program reporting flow cytometry data. forty-one laboratories were evaluated. this report defines the goals of this program and the subsequent findings after 19 send-outs were made. both hiv positive volunteer donors and normal age-matched donors were used. sample sets included both heparin and edta anticoagulated bloods. laboratories we ...19892785890
co-localization of corticotropin-releasing factor- and enkephalin-like immunoreactivities in nerve cells of the rat hypothalamus and adjacent areas.the co-localization of corticotropin-releasing factor (crf)- and enkephalin (enk)-like immunoreactivities in nerve cells of the rat hypothalamus and adjacent areas was investigated by the simultaneous application of immuno-beta-galactosidase staining and the peroxidase-antiperoxidase (pap) method to the same sections. crf-like immunoreactive cells were stained blue with immuno-beta-galactosidase staining and enk-like immunoreactive cells brown with the pap method. double-labeled cells with overl ...19892786446
protection induced against acute bronchitis--the use of human and rat models to determine mechanisms of action of oral immunization with haemophilus influenzae. 19892786462
interleukin 7 (murine pre-b cell growth factor/lymphopoietin 1) stimulates thymocyte growth: regulation by transforming growth factor beta.the effects of interleukin 7 (il7) previously known as murine pre-b cell growth factor/lymphopoietin 1 on the growth of murine thymocytes was investigated. in the presence of a suboptimal dose of phytohemagglutinin, il7 induced a dose-dependent increase in thymocyte proliferation which was comparable to that induced by il1. additionally il7 was shown to synergize with a suboptimal dose of il1 to enhance thymocyte proliferation. thymocyte proliferation induced by il7, like that induced by il1, wa ...20092786474
human t lymphocytes possess a limited in vitro life span.the t lymphocyte offers certain theoretical advantages over other available cell types for the study of aging. immunosenescence is a well-established part of, and may be directly relevant to, mammalian aging, and the t lymphocyte is well-characterized as to function, cell-surface antigen make-up, and other factors. however, prior efforts at studying in vitro aging of t cells have been hampered by poor reproducibility in doubling potential and the occurrence of a peculiar type of crisis. we have ...19892786475
lymphokine-activated killer (lak) cells inhibit the clonogenic growth of human leukemic stem cells.the effect of lymphokine-activated killer (lak) cells on the in vitro clonogenic capacity of acute myeloid leukemia (aml) blasts was investigated in a semisolid medium assay. the leukemic clonogenic capacity of 11 aml cases, selected on the basis of their ability to grow in vitro, was highly reduced following overnight preincubation with lak effectors. the degree of colony inhibition, which ranged between 66% and 98% (mean 83.8% +/- 11.4 sd), was quantitatively greater than by 51cr release, whic ...19892786477
description of amish study data set.a brief description is given on the ascertainment methods and diagnostic procedures for bipolar affective disorder patients and their relatives in amish pedigrees. data on a sample of five bipolar families are provided, including conventional blood typings, serum protein and rflp data.20092786484
linkage analysis under "random" and "genetic" reduced penetrance.we examined whether the results of linkage analysis are affected by the reasons for so-called "reduced penetrance". we simulated linkage data with random reduced penetrance and contrasted that with data that were simulated under inheritance controlled by two loci interacting epistatically. for the two-locus disease models, one of those loci was linked to the marker. all data, irrespective of how the data were simulated, were analyzed under the assumption of a single-locus genetic model with rand ...20092786485
acute pathological effects on rats of orally administered wortmannin-containing preparations and purified wortmannin from fusarium oxysporum.the pathological effects in rats of orally administered wortmannin, a mycotoxin produced by fusarium oxysporum, were studied. weanling rats were fed a wortmannin-containing fungal culture for 4 or 5 days, or were given by intragastric gavage a single, lethal dose of extracts of a wortmannin-containing fungal culture or pure toxin. haemoglobinuria, necrosis of lymphoid tissues and death occurred in rats fed the fungal culture. administration by gavage of extracts of the wortmannin-containing cult ...19892786490
[the results of an investigation of the various factors influencing the late patency ratio of coronary bypass grafting].the purpose of this communication was to find out the factors influencing the late patency ratio of coronary artery bypass grafts of 42 patients in our institution. the following results were obtained: 1. the size of the measured diameters of coronary arteries and the graft flow rates were correlated well to the late patency ratio (p less than 0.05). 2. the regular physical exercise trainings were significantly important to keep patent grafts (p less than 0.01). 3. in blood serum studies, serum ...20092786538
reliability and validity of expected outcomes and barriers for habitual physical activity.we conducted two studies to examine the reliability and validity of self-report scales for assessing outcome-expectancy values and perceived barriers for participating in regular physical activity. in study one with college students (n = 243), independent and reliable psychometric factors were identified as outcome-expectancy values (psychologic, body image, and health) and perceived barriers (time, effort, and obstacles). alpha internal consistency coefficients ranged from .47 to .78, and test- ...20092786559
longitudinal study of the in vivo hprt mutant frequency in human t-lymphocytes as determined by a cell cloning assay.the in vivo frequency of mutants resulting from mutation at the hprt locus in human t-lymphocytes can be determined by a cloning assay. this assay quantifies the frequency of 6-thioguanine-resistant (tgr) t-cells through growth of colonies in 96-well microtiter dishes. the reproducibility of the tgr mutant frequency values has now been assessed in a longitudinal study of six individuals (three male, three female, aged 22-33 years) employing 4-5 blood samples over a 26-37 week time period. clonin ...19892786809
inhibition of enteropathogenic bacteria by human milk whey in vitro.diarrhea caused by enteropathogenic bacteria is a leading cause of childhood mortality world-wide, particularly in less developed regions. breast-feeding has been advocated to protect infants and children from infectious illnesses. we examined the antibacterial activity of human whey in vitro against multiple strains of the following species of enteropathogenic bacteria, campylobacter jejuni, escherichia coli, salmonella typhimurium, shigella flexneri, shigella sonnei and vibrio cholerae, all is ...19892787902
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