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[prevention of ischemic and re-oxygenation arrhythmias and heart fibrillation using the antioxidant ionol].the effect of a synthetic antioxidant, ionol (2,4-ditrebutyl-4-methylphenol) on cardiac arrhythmias induced by 10-minute occlusion of the left coronary artery followed by 5 minutes of reperfusion (rp) was investigated. the study was performed on male wistar rats, 250-300 g body weight. the animals were ventilated with room air under urethan anesthesia. rp induced more severe ventricular arrhythmias than ischemia (is). during rp ventricular fibrillation developed in 12 and during is in 2 out of 2 ...19863730544
cosinor demonstration of circatrigintan (circavigintan) biorhythm in cell component volume of female urethral ejaculate.in urethral expulsions of a multipara, aged 37 years, induced by digital stimulation over a time span of almost one and a half 26-day menstrual cycle, the volume of desquamated cellular component changed, according to two nearly identical versions of cosinor, with the period of 22-27 days, with the acrophase between 17th and 23rd day of menstrual cycle and with the amplitude between 0.5 and 1.2 ml/day. the issue testifies to periodic quantitative changes in squamous cells of vaginal type in fema ...20123731948
[esophageal scintigraphy and ph measurement in asthmatic adults suspected of having gastroesophageal reflux].fifty-five adults with asthma were explored by gastroesophageal scintigraphy (ges) and ph monitoring (3 postprandial hours, 12 nocturnal hours). for their asthma, all patients received theophylline twice a day. associated digestive symptomatology led to investigations for gastroesophageal reflux (ger). twelve hours ph monitoring, the reference method, was validated in 13 normal volunteers. during 12 hr ph monitoring, 4 criteria were studied: number of ger, percentage of time at ph 4, number of g ...20123732745
postgraduate general practice training in the united kingdom. 20133734723
structure and x-ray amino acid sequence of a bacteriochlorophyll a protein from prosthecochloris aestuarii refined at 1.9 a resolution.the structure of the water-soluble bacteriochlorophyll a protein (bchl protein) from the green photosynthetic bacterium prosthecochloris aestuarii has been refined at 1.9 a resolution to a crystallographic residual of 18.9%. the refinement was carried out without knowledge of the amino acid sequence and has led to an "x-ray sequence". the structure consists of seven bchl molecules enclosed within a protein "bag" and the refinement supports the general conformation of the molecule described previ ...19863735428
[mechanism of hyperdynamic systemic circulation in cirrhotic patients]. 20133735731
fibromuscular dysplasia of the internal carotid artery.an observation on symptomatic fibromuscular dysplasia of the internal carotid artery, surgically treated by graduated internal dilatation is presented. fibromuscular dysplasia is a segmental, nonatheromatous disease of small to medium-sized arteries, affecting mainly renal arteries. involvement of the internal carotid artery is often an incidental angiographic finding in asymptomatic patients, but can be associated with specific neurologic symptoms requiring surgical treatment. the histopatholog ...20133739510
his needs place tough demands on dp directors. 20133744360
5 alpha reductase deficiency causing male pseudohermaphroditism. 20133744510
synaptic and golgi membrane recycling in cochlear hair cells.membrane recycling in the mechanoreceptive sensory cells of the mammalian cochlea was studied by observing membrane-bound horseradish peroxidase (hrp) reaction product following brief in vivo exposure to the enzyme. in the inner hair cell (ihc), peroxidase was taken up into coated vesicles and became incorporated into synaptic vesicles surrounding presynaptic bodies, but much hrp was also transported to the apical zone where reaction product appeared in all components of the golgi complex. neith ...19863746347
[radiation biology risk of imaging procedures].the environmental radiation burden of man in germany is about 1 mgy (milligray) per year. this is, of course, also valid for children. due to diagnostical procedures this burden is increased to about 1.3 mgy. the question arises wether this can be neglected, or important consequences have to be drawn. to give a clear answer, the action of ionizing radiation in living cells and in organisms is explained in detail. many of the radiation actions at the dna can soon be repaired by the cell, if the r ...19863748028
[systemic mechanisms of development and compensation of acute hypoxemia in experimental methemoglobinemia in dogs]. 19863748626
pulmonary aspergillosis in immunosuppressed patients with haematological malignancies.invasive pulmonary aspergillosis as a cause of mortality and morbidity in patients with haematological malignancies is becoming more common. predisposing factors are powerful immunosuppressive chemotherapy, neutropenia and synergistic combinations of antibiotics of great potency and wide spectrum of activity. clinical and radiological signs are heterogeneous, sometimes misleading and often absent. treatment is often empirical on suspicion alone. amphotericin b is the only effective drug but it h ...20093749452
[educational development of so-called problem children]. 20133751740
1,25-dihydroxyvitamin d3 treatment results in increased choline acetyltransferase activity in specific brain nuclei.to better understand the role of 1,25-dihydroxyvitamin d3 [1,25-(oh)2d3] in brain function, the level of calcium-binding protein (cabp) and the activities of choline acetyltransferase (cat) and monoamine oxidase were measured in discrete brain nuclei of vitamin d-deficient and -replete male rats. the nuclei sampled were those in which receptors for 1,25-(oh)2d3 and/or vitamin d-dependent cabp have been localized. significant elevations in cat activity were found in the arcuatemedian eminence and ...19863753932
current management of the totally disabled ear. 20133754300
[program for computing cardiac hemodynamics on the elektronika bz-21 program-controlled computer]. 20133754673
[computer-assisted preliminary determination of the refraction of intraocular lenses].seventy-seven cases with posterior chamber lenses were examined after suture removal. the residual astigmatism measured 1.27 d. the remaining refraction (spheric equivalent) was 1.6 d. the relation in size of the two corresponding retina images (isoiconia) was taken into consideration by prior determination of lens power based on computerized measurement. the computer program was developed by lepper (bonn). the method of lens power calculation is described.20083755189
effect of shigella toxin on preimplantation mouse embryos in vitro.preimplantation mouse embryos at the 4-cell to 8-cell stage were exposed to shigella dysenteriae toxin at concentrations of 0.001-100 pg/ml in vitro. the effect of the toxin was studied by morphological observation of the embryos to the blastocyst stage, by assessing protein synthesis with 14c-leucine incorporation, and by measuring embryonic adenosine triphosphate (atp) content. preimplantation mouse embryos were highly sensitive to the toxin. all variables investigated were adversely influence ...19863755556
[a ten year survey of diagnosis, treatment and follow-up of cancer of the colon in a regional hospital]. 20133758859
prevalence of toxoplasma antibodies in southern louisiana swine.sera from 1,219 pigs slaughtered in acadian louisiana in 1980 and 1981 were tested using the indirect hemagglutination test and microtiter system for toxoplasma antibodies and 19.2% had titers of 1:64 or higher. pigs slaughtered in the colder months, november to march, had significantly higher seroprevalences than pigs slaughtered in the warmer months. 24.6% of 236 farm bled sows and gilts had similarly high titers.19863759353
psychoanalysis and time.psychoanalysis is fundamentally related to time because it is an effort to understand how disturbances in the present are determined by events in the past. technically, we know that the patient who is reporting immediate perceptions is not aware of the passage of time, but he becomes self-conscious as undesirable elements threaten to appear in his associations. time is not sensed by direct awareness, nor is it an agent of action or events. various functions of the ego influence how time is exper ...19863760442
hypomyelination neuropathy in a female newborn presenting as arthrogryposis multiplex congenita.a female newborn delivered at 32 weeks of gestation presented with multiple joint contractures consistent with arthrogryposis multiplex congenita (amc). the girl died after a four days course of severe respiratory distress. autopsy revealed slightly hypoplastic and immature lungs with acute necrotizing bronchopneumonia, and marked consecutive hypoxic brain lesions with severe periventricular haemorrhages. the peripheral nerves including the cranial and spinal nerve roots showed a hypomyelination ...20133762869
genetic variations in blood proteins within and between spanish dairy sheep breeds.eleven flocks of three spanish sheep breeds have been studied: four churra, four lacha and three manchega. genetic variations between flocks of the same and different breeds have been analysed, using eight genetic blood systems and a wide range of statistical methods. the results show that the churra, lacha and manchega breeds present significant differences between each other. significant intraracial variations have been observed in churras and lachas, although they were almost non-existent in ...19863767081
immunology and the anaesthetist. 20103768621
antiprotease capacity in acute pancreatitis.serial measurements of circulating antiproteases were carried out on 42 consecutive patients admitted with acute pancreatitis. in the 7 days following admission the serum levels of alpha 1 antitrypsin (alpha 1 at), alpha 1 antichymotrypsin (alpha 1 act) and the trypsin inhibitory capacity (tic) increased by more than 300 per cent. the serum concentration of alpha 2 macroglobulin (alpha 2 m) alone showed a decline which was most profound in those patients with severe acute pancreatitis. initial e ...20103768647
effects of subchronic pyridostigmine pretreatment on the toxicity of soman.the effect of subchronic pyridostigmine pretreatment on the toxicity of soman, in the absence of supporting therapy (atropine, oxime, and (or) anticonvulsant), as well as its effect on muscarinic cholinoceptor binding characteristics was assessed in the rat. pretreatment with pyridostigmine by means of an implanted alzet osmotic minipump for a 5-day total exposure dose of 12 mg/kg inhibited whole blood acetylcholinesterase activity by 73%. this pyridostigmine pretreatment lowered the soman ld50 ...19863768795
[diagnosis and treatment of neuroblastoma in children--analysis of 98 patients].from 1959 to 1982, 98 patients with neuroblastoma were treated in our hospital. seventy-eight were diagnosed by pathology and 69 (88.5%) were followed for 1 approximately 18 years. 50(51%) had already had distant metastasis (22, to bone) on admission. operation was performed on 53 patients (total excision on 18, partial excision on 11 and biopsy on 24 patients). the 1 and 15 year survival rates were 31.4% and 12.9%. the survival curve levelled off from the second year of the operation and remain ...20093769741
[establishment of a spontaneously transformed human fetal lung cell line and its biological characteristics].a spontaneously transformed human fetal lung cell line (hflt) was derived from a human fetal lung diploid fibroblast cell line (2bs) by continuous culture. the biological characteristics of this cell line were studied and compared with those of 2bs cells. accompanying the morphological alteration, the growth rate of the transformed cell was accelerated and the maximum cell density was increased. the anchorage-independent growth was shown by its ability to form colonies in soft agar. the collagen ...19863769747
midazolam in the intensive care unit. 20103769775
bacteriological methods in diagnosis of tuberculous meningitis. 20073771495
in vivo stability of in vitro labelled 99tcm-red blood cells for radionuclide determination of left ventricular ejection fractions and volumes.serial determination of radionuclide left ventricular ejection fraction and volumes require a label that remains highly stable after introduction into the human circulation. we have evaluated the in vivo stability of 99tcm-red blood cells (99tcm-rbc) labelled in vitro by preparation with small amounts of a stannous agent in 19 patients with coronary artery disease. the distribution volume of 99tcm-rbc was virtually identical to that of rbc labelled with 51cr. labelling efficiency expressed as th ...19863774253
endosulfan induced inhibition of 3h-5-hydroxytryptamine uptake in platelets.endosulfan, a chlorinated pesticide, is widely used to control various insect pests. rats exposed to 1 mg and 3 mg endosulfan/kg for periods of 10, 30, and 60 days showed significant (p less than 0.05) inhibition of [3h]5-hydroxytryptamine (5-ht) uptake by platelet-rich plasma (prp) in an ex vivo study. rats treated with endosulfan (1 and 3 mg/kg) up to 60 days elucidated a marked inhibition of adp-induced aggregatory responses of the platelets. incubation of prp with 10 microm and 100 microm en ...19863775804
myoelectric correlates of colonic motor complexes and contractile activity. 19863777176
changes in regional myocardial perfusion by muscarinic receptor subtypes in dogs.to determine the muscarinic receptor subtype (m1 or m2 or both) responsible for cholinergic coronary vasodilatation and alterations in the transmural distribution (endocardial to epicardial blood flow ratio) of coronary blood flow, systemic and coronary haemodynamic indices and regional myocardial blood flow (radioactive microspheres) were measured in anaesthetised dogs. submaximal vasodilative doses of the mixed muscarinic agonist acetylcholine were given by intracoronary infusion to avoid peri ...19863779744
successful oocyte retrieval and in vitro fertilization following ultrasound-directed aspiration of endometriomas. 20133783016
estimation of regional gas and tissue volumes of the lung in supine man using computed tomography.this study was intended to discover how well computed tomography could recover the volume and weight of lung like foams in a body like shell, and then how well it could recover the volume and weight of the lungs in supine man. model thoraces were made with various loaves of bread submerged in water. computed tomography scans recovered the volume of the model lungs (true volume range 250-12,500 ml) within +0.2 (sd 68) ml and their weights (true range 72-3125 g) within +30 (78) g. scans also recov ...19863787544
1h-nmr assignments and the dynamics of interconversion of the isomeric forms of cytochrome b5 in solution.cytochrome b5 reconstituted with specifically deuterated hemins has led to the assignment of the resolved 6,7 beta-propionate protons and heme meso protons. freshly reconstituted cytochrome b5 contains a mixture of two isomers in an approx. 1:1 ratio. as time proceeds the minor isomer decreases in intensity until the equilibrium ratio, approx. 8:1, of the two isomers is reached. the rate of the heme disorder kinetics was investigated for cytochrome b5 as a function of ph, oxidation state and 2,4 ...19863790573
1h-nmr assignments and the dynamics of interconversion of the isomeric forms of cytochrome b5 in solution.cytochrome b5 reconstituted with specifically deuterated hemins has led to the assignment of the resolved 6,7 beta-propionate protons and heme meso protons. freshly reconstituted cytochrome b5 contains a mixture of two isomers in an approx. 1:1 ratio. as time proceeds the minor isomer decreases in intensity until the equilibrium ratio, approx. 8:1, of the two isomers is reached. the rate of the heme disorder kinetics was investigated for cytochrome b5 as a function of ph, oxidation state and 2,4 ...19863790573
incidence, clinical significance and prognosis of ventricular fibrillation in the early phase of myocardial infarction.of 1265 patients admitted to the ccu with the diagnosis of acute mi, 96 (7.6%) developed ventricular fibrillation within 72 hours following admission. of these 96, 35 (36.5%) had secondary vf associated with left ventricular failure; they had a high in-hospital mortality of 57.1%. the remaining 61 (63.5%) had primary vf, i.e. vf occurring in the absence of significant lv failure. fourteen of these (23%) died in hospital: 9 due to pvf (3 during the first episode, 6 during a recurrence). this mort ...20133792355
glucose regulation of cephamycin biosynthesis in streptomyces lactamdurans is exerted on the formation of alpha-aminoadipyl-cysteinyl-valine and deacetoxycephalosporin c synthase.glucose exerted a concentration-dependent negative regulation on the biosynthesis of cephamycin c by streptomyces lactamdurans. formation of the cephamycin precursor delta(alpha-aminoadipyl)-cysteinyl-valine was greatly decreased by excess glucose. the ring-expanding enzyme deacetoxycephalosporin c synthase was strongly repressed by glucose in vivo. isopenicillin n synthase (cyclase) and isopenicillin n epimerase were not repressed by glucose. however, the activity of isopenicillin n synthase wa ...19863794640
suppression of free fatty acids and triglycerides in normal and hypertriglyceridemic rats by the adenosine receptor agonist phenylisopropyladenosine.activation of adenosine receptors leads to the inhibition of lipolysis in the fat cells of several species including humans. we have examined the effects of the adenosine analog phenylisopropyladenosine (pia) on lipolysis in vivo in intact rats. pia suppresses markedly serum-free fatty acid (ffa) concentrations when injected s.c. (-)-pia is more potent than (+)-pia in suppressing ffa concentrations; also, this effect of (-)-pia is blocked by the adenosine receptor antagonist 8-(p-sulfophenyl)the ...19863795036
[glomerulonephritis following infections]. 20133795528
[analysis of the fatal outcomes in falls from a height]. 20133798496
effect of clofibrate feeding on some lipogenic enzyme activities induced by high carbohydrate diet.clofibrate administration by stomach tube or intraperitoneally for 3 successive days to rats fed standard diet or starved for 72 hr caused about 2-fold increase of malic enzyme activity in the liver and adipose tissue. the drug administered by stomach tube (but not intraperitoneally) to the rats fed fat free-high carbohydrate diet significantly blocked the inducing effect of the diet on malic enzyme activity in both tissues. clofibrate blocked the induction by fat free-high carbohydrate diet of ...19863801034
effect of age, sex, and body surface area on echocardiographic left ventricular wall mass in normal subjects.m-mode echocardiography was used to estimate left ventricular wall mass in 136 older normal subjects (group i: 78 men and 58 women, ages 20 to 97 years) and 105 younger normal subjects (group ii: 52 male and 53 female subjects, ages 1 day to 23 years). echocardiographic left ventricular mass (in grams) was estimated from the following formula: left ventricular mass = 1.05 ([ left ventricular internal diastolic dimension + ventricular septal thickness (diastole) + posterior wall thickness (diasto ...20133804398
pneumonia--the quality of medical records data.the quality of medical records data for patients who were hospitalized with community-acquired pneumonia was assessed by comparing medical records data with data obtained in a prospective study of pneumonia for the period april 1, 1984, to december 31, 1984. one hundred five patients fulfilled the case definition of pneumonia for entry into the prospective study. one hundred twenty-seven patients were identified by medical records data. seventy-three of the patients appeared in both studies. the ...19873807447
meta-analyses of randomized controlled trials.a new type of research, termed meta-analysis, attempts to analyze and combine the results of previous reports. we found 86 meta-analyses of reports of randomized controlled trials in the english-language literature. we evaluated the quality of these meta-analyses, using a scoring method that considered 23 items in six major areas--study design, combinability, control of bias, statistical analysis, sensitivity analysis, and application of results. only 24 meta-analyses (28 percent) addressed all ...20133807986
the cutting diathermy and drain tracts. 20133810377
[initial experiences with the cementless pm endoprosthesis].a follow up of 40 cementless fixed endoprostheses type pm showed good results, similar to cement fixed prostheses. in cementless fixation seem to be more early complications and less late complications, so these results are encouraging what concerns cementless fixation.20133811488
antimicrobial activities of some flavonoid compounds.6 flavonoid compounds, namely kaempferol, quercetin, myricetin, rutin, naringin, and formononetin were separated from different plant materials. they were identified using column and paper chromatography techniques, and physicochemical methods were applied to determine their structure. isolated flavonoids were tested for their antimicrobial property against different bacterial and fungal strains as test organisms.20133811648
the role of androstenedione and testosterone in the reproduction and antler growth of a male white-tailed deer.seasonal levels of androstenedione and testosterone were investigated in plasma of mature intact and castrated male white-tailed deer. in four intact bucks, androstenedione concentrations were low in february and march (around 1 nmol/l) and then increased significantly (p less than 0.05) from april to november (peak 2.34 nmol/l). testosterone remained low (below 3.5 nmol/l) from february to august and then rose significantly (p less than 0.01) till november (peak 36.78 nmol/l). both hormones dec ...20133811770
diagnostic and curative value of uterine curettage.one hundred and eighty-one consecutive patients admitted for curettage because of irregular uterine bleeding were classified preoperatively as having postmenopausal bleeding, intermenstrual bleeding, menorrhagia, or metrorrhagia. they were followed up at 3 and 9 months after curettage with regard to diagnosis and cure. fifty-seven per cent were cured; the lowest curative effect was found in patients suffering from menorrhagia. an etiological diagnosis was made in 90 patients; in the menorrhagia ...20133811841
[anatomo-surgical considerations in the treatment of the pancreatic stump in duodeno-cephalo-pancreatectomy]. 20133813264
the case of the recalcitrant welshman. 20133815002
fine needle aspiration biopsy in the diagnosis of thyroid cancer and thyroid disease.fine needle aspiration biopsy (fnab) performed for diffuse and nodular goiter in the past 5 years, was evaluated in 1399 cases. surgery was performed on the basis of fnab cytologic diagnosis that was positive or suggestive of malignancy and/or a suggestive clinical history. surgery also was performed in cases of cold nodules with negative fnab results that did not respond to 6 months of suppressive thyroxine therapy. a correlation of cytologic findings with histologic findings was possible in 41 ...20083815295
the incidence and significance of seminal vesicle invasion in patients with adenocarcinoma of the prostate.the incidence and significance of seminal vesicle invasion in patients with adenocarcinoma of the prostate were determined in 139 patients who underwent radical prostatectomy. of the 36 patients who had seminal vesicle invasion, 27 (75%) also had capsular invasion and 13 (43%) had lymph node metastases. disease progression rates were 31% and 58% at 5 and 8 years, respectively. survival rate at 5 years was 90.6% and at 8 years it was 83.7%. of the 103 patients without seminal vesicle invasion, 21 ...20093815316
desirable standards of performance for therapeutic drug monitoring.therapeutic drug monitoring is an important aspect of clinical chemistry for which no objective analytical goals yet exist. based on fundamental pharmacokinetic theory, and the current consensus strategy for analytical goal-setting for precision based upon biological variation, a theoretical model allows derivation of the goal that: analytical cv less than or equal to 1/4 [(2t/t - 1)/(2t/t + 1)] x 100%, where t is the time interval between doses, and t is the average elimination half-life. using ...20103815803
functions of the proteoglycans. 20133816413
electrocardiographic abnormalities and mortality among middle-aged black men and white men of evans county, georgia.the distribution of electrocardiographic (ecg) abnormalities and the relationship between ecg abnormalities and mortality after 20 years of follow-up were examined among 40-64-year-old black men and white men enrolled in the evans county heart study. major or minor ecg abnormalities, as defined in the pooling project, were present at entry for 53% of blacks (164 of 308) and 31% of whites (159 of 511). for both races, the presence of ecg abnormalities was directly related to age, blood pressure, ...20113818868
leads from the mmwr. use of supplements containing high-dose vitamin a--new york state, 1983-1984. 20123820435
[the esophageal mucosal hemodynamics in patients with liver cirrhosis]. 20133820752
stability of pilocarpine ophthalmic formulations. 20133829160
extracorporeal shock-wave lithotripsy and the medical treatment of renal stones. 20133831739
[university clinics: yesterday, today, tomorrow]. 20083832205
perforative peritonitis of appendiceal origin. 20133832913
patient satisfaction with medical students' clinical skills: comparison of randomly selected hospital patients and trained patients. 20133834267
a further contribution to the study of the genus penicillium.a study of one hundred penicillium strains belonging to raper and thom's monoverticillate series was carried out. the data compiled led to the conclusion that there are no significant biochemical differences which would make possible an accurate separation of the strains belonging to the series.20133834278
[casein gene]. 20113834511
[effect of titanium phosphate, zirconium oxide and a mixture of ammonium phosphotungstenate with zirconium phosphate on the elimination of radioactive cesium from the bodies of rats]. 19853835674
assessment of the character and incidence of electrocardiographic changes in children with simple obesity.the studied group comprised 82 children with simple obesity. in the group the character and frequency of ecg changes in 12 conventional leads were analyzed. a correlation was established between the character and frequency of these changes and the degree of overweight and obesity duration. in children with simple obesity a considerable prevalence was observed of disturbances of sinus rhythm, impairment of intraventricular conduction and signs of left ventricular hypertrophy. the observed changes ...20093837606
assessment of the character and incidence of electrocardiographic changes in children with simple obesity.the studied group comprised 82 children with simple obesity. in the group the character and frequency of ecg changes in 12 conventional leads were analyzed. a correlation was established between the character and frequency of these changes and the degree of overweight and obesity duration. in children with simple obesity a considerable prevalence was observed of disturbances of sinus rhythm, impairment of intraventricular conduction and signs of left ventricular hypertrophy. the observed changes ...20093837606
effect of organic components of blood serum on its osmolality. 20133837747
hospice: from social movement to health care industry. 20133837967
the role of the national institute of hygiene in improving public health in hungary. 20133837999
[instrumental and bloodless methods of diagnosis of colonic cancer (importance for clinical and therapeutic management]. 20133838026
[multiple breast metastasis of cutaneous malignant melanoma]. 20133838028
4-hydroxyalk-2-enals are substrates for glutathione transferase.the 4-hydroxyalk-2-enals are established products of lipid peroxidation that are conjugated with intracellular glutathione. cytosolic glutathione transferases from rat liver were shown to give high specific activities with 4-hydroxynonenal and 4-hydroxydecenal. the isoenzyme giving the highest specific activity was glutathione transferase 4-4. the rate of the spontaneous conjugation reaction is negligible in comparison with the rate calculated for the cellular concentration of the glutathione tr ...19853838159
[nonocclusive ischemic enteropathy--a rare cause of ileus].the cause for a nonocclusive ischemic enteropathy seems to be a low cardiac output syndrome. there are often signs of a paralytic intestinal obstruction. parameters of the blood chemistry offer no conclusive data. the angiogram of the mesenteric vessels demonstrates extensive arterial vasoconstriction as well as an obstructed venous outflow. experimental findings disclose that this venous obstruction may be a result of an ischemic contracture in the course of a low flow state. this rigor initiat ...20133840557
aqueous micellar systems in membrane protein crystallization. partial miscibility of a nonionic surfactant in the presence of salt or polyethylene glycol.the effects of nacl and polyethylene glycol (peg) 4000 on the lower consolution boundary (lcb) of a nonionic surfactant (c8e5) were studied and compared. micellar systems were nacl and peg 4000 are present are often used in membrane protein crystallization. while sodium chloride shifts the surfactant lcb to lower temperatures without a significant change in the shape of the boundary, peg produces a large solubility change strongly depending on the surfactant concentration. the salt effect is exp ...20133840746
hla and nephropathies in mexican mestizo people. 20133842918
adolescent sexuality: part one. 20133843485
do nurses know when patients have cognitive deficits? 20133844431
financial (care) plan. 20123845999
shigella toxin and the pathogenesis of shigellosis.shigella dysenteriae 1 produces a periplasmic protein with multiple toxic effects in vivo and in vitro. these include neurotoxicity, cytotoxicity and enterotoxicity, as well as the ability to inhibit cell-free protein synthesis. the purified toxin is a protein of relative molecular mass (mr) 64 000. it is composed of one catalytically active a subunit (mr = 32 000) that inhibits protein synthesis, and a complex of five b monomers (mr approximately 6500 each). studies using subunit-specific antib ...19853847336
[communication among the nursing staff for uniform nursing care. proper communication between nursing teams for proper nursing care]. 20133847715
theoretical mechanisms for synthesis of carcinogen-induced embryonic proteins: xiv. mutational and non-mutational mechanisms as subsets of a more general mechanism. part c. a defined cancer mutation.the results of applying a mechanism of ethionine-induced embryonic gene derepressions to explain similar features found in hereditary tyrosinemia have been extended to a well defined cancer mutation. in all three cases, the described mechanism is compatible with the explanation for the etiology of embryonic like phenotypic expressions in cells and potentially for the carcinogenic process. the essence of the formulated process for a human bladder carcinoma mutation in the ras gene for a protein p ...19853853079
jcah board of commissioners approves changes regarding medical staff bylaws. 20133857212
analysis of leukemic cells with monoclonal antibodies in acute myelomonocytic leukemia suggests abnormality at an early differentiation stage in certain cases. 20133861479
[gingiva width and periodontal health]. 20133863386
protein loss of bovine dental enamel during in-vitro subsurface demineralization.a chemical system based on the dialysis principle was used to study protein loss of dental enamel during demineralization with an acetic-acid buffer solution containing calcium and phosphate, in which the fluoride-ion activity was kept constant. this resulted in a subsurface lesion, with a depth of about 130 microns. after demineralization, protein material was isolated from the demineralization solution. u.v. spectra of the protein showed strong absorbance between 240 and 300 nm. amino-acid com ...19853865639
female dentists. a factor in determining the available future dental work force. 20133866779
[retinopathia centralis serosa--initial symptom of acute lymphoblastic leukemia].central serous retinopathy caused a gradual decrease in visual acuity in the left eye of a 14-year-old boy. during a general medical examination systematic investigation revealed an acute lymphoblastic leukemia. as a result of adequate therapy visual acuity improved from 0.1 to 1.0.20133866875
[the development of the human dentition. iv]. 19853867519
[the development of the human dentition. iv]. 19853867519
[dieulafoy disease. a rare cause of upper gastrointestinal hemorrhage]. 20133871983
[dieulafoy disease. a rare cause of upper gastrointestinal hemorrhage]. 20133871983
radiographic findings in pulmonary hypertension from unresolved embolism.pulmonary artery hypertension with chronic pulmonary embolism is an uncommon entity that is potentially treatable with pulmonary embolectomy. although the classic radiographic features have been described, several recent investigators report a significant percentage of these patients with normal chest radiographs. in a series of 22 patients, no normal radiographs were seen. findings included cardiomegaly (86.4%) with right-sided enlargement (68.4%), right descending pulmonary artery enlargement ...20133872021
the segmental nephrogram. 20133875232
quantitation of vanadium oxides in airborne dusts by x-ray diffraction. 20143876785
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