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pattern reversal evoked cortical responses in normals. a study of different methods of stimulation and potential reproducibility.using a commercially available television set for stimulation of 78 healthy subjects, the upper limit of normal for the latency of the major positive wave (p 100) of checkerboard pattern reversal evoked potentials is practically the same as that obtained by employing slide projector combined with a rotating mirror. potentials evoked by a small pattern, for purely foveal stimulation, were often difficult to evaluate exactly. fixation of a large pattern at the upper border of the stimulus field br ...199993635
1-isoamyl-3-isobutylxanthine: a remarkably potent agent for the potentiation of norepinephrine, histamine, and adenosine-elicited accumulations of cyclic amp in brain slices. 197993674
in vivo release of substance p in the cat substantia nigra.push-pull cannuale were implanted into the substantia nigra (sn) and the caudate nucleus (cn) of the cat to study the in vivo release of substance p (sp), using a radioimmunoassay and high pressure liquid chromatography (hplc) analysis. the spontaneous release of sp could be detected in the sn and the cn. potassium (50 mm) locally applied stimulated sp release in both structures. furthermore an important evoked release of sp was observed in the sn during depolarization of striato-nigral sp fiber ...197993729
comparison between hla-d (lcl) and dr typing. 199993807
cml target determinant segregating independently of hla in an old-order amish family. 199993810
unusual mlc responses of black patients with juvenile-onset diabetes. 199993814
phase and amplitude contrast in electron microscopy of stained biological objects.for biological objects negatively stained with heavy atom material, electron microscope images show best contrast for image detail on the scale of 10--20 a when a small objective aperture is used. in images taken under the optimum phase contrast imaging conditions of scherzer, the required image detail is lost in unwanted noise. both of these conditions may be described in terms of phase contrast imaging for a thin phase object. calculations of image intensities and noise are reported for a mode ...199993821
[structuro-functional analysis of identified grape snail neurons].the study of microanatomy of central neurons in helix pomatia showed that each identified neurone has a constant number of definitely directed processes. the branching pattern of the processes is also specific for each neurone, but in the same cell the number of the branches may vary. it is concluded, that the general morphology of the neurone is its sufficiently stable characteristic and may serve as a criterion for its identification. the possible functional role of different types of the neur ...199993832
cervical smear contamination. 199993840
characterization and mode of action of a bacteriocin produced by a bacteroides fragilis strain.a bacteroides fragilis strain produces a low-molecular-weight (13,500 to 18,700), proteinaceous bacteriocin during the stationary growth phase. the extracellular bacteriocin is not inducible by ultraviolet light or mitomycin c and is stable between ph 7.5 and 8.2. the majority of the bacteriocin is thermolabile, but a small proportion (3%) of the bacteriocin is stable after autoclaving at 121 degrees c for 15 min. killing of sensitive bacteroides cells follows single-hit kinetics, and the intera ...197993876
effects of exogenous gonadotropic and steroid hormones on the social behaviour and gonadal maturation of male domestic ducklings anas platyrhynchos l.male domestic ducklings were injected during their first month of life with mammalian gonadotrophins (ovine lh or fsh, hmg) or gonadal steroids (testosterone or oestradiol). lh and testosterone stimulated sexual behaviour while oestradiol inhibited the increase of aggression observed in control birds during the experiment. the mammalian gonadotrophins did not increase plasma testosterone but nevertheless they all stimulated the testis growth. several hypotheses which could explain this finding ( ...197993890
determination of the quaternary structure of alpha-d-mannosidase from medicago sativa l. [proceedings]. 199993904
the lac-test, a rapid method for the detection of agents inducing sos-dna repair in esch erichia coli [proceedings]. 197993911
[effect of imipramine on mitochondrial membrane lipids (proceedings)]. 199993912
effects of x-rays on the chloroplasts of acetabularia mediterranea [proceedings]. 199993929
semicarbazide-sensitive amine oxidase in rat aorta: a plasma-membrane enzyme [proceedings]. 197993954
diagnosis and staging of prostatic cancer by transrectal ultrasonography. a preliminary study.sixty men (7 normal, 53 with prostatic disease) underwent transrectal ultrasonic scanning of their prostates in order to assess the technique and evaluate its reliability in the detection and staging of prostatic cancer. the prostatic capsule was clearly seen in 58 men; non-integrity of the capsule occurred only in those with proven cancer (17 cases). an ultrasound diagnosis of cancer was made for 32 of 33 men with proven disease and it was shown that ultrasound demonstrated anterior perforation ...199993975
a developmental model for studying choline acetyltransferase transport in chick motoneurons.the proximodistal axonal transport of choline acetyltransferase (chac) has been studied in the chick sciatic nerve in the absence of any experimental manipulation. the phenomenon utilized by us is a physiological transient fall in the activity of chac. this fall occurs in most areas of the chick central nervous system after hatching, and moves toward the periphery along the nerves. having ruled out the presence of transient inhibitors, the movement of the fall towards skeletal muscles has been c ...197994010
amylase/creatinine clearance ratio and tubular proteinuria in acute pancreatitis.amylase/creatinine clearance ratio (cam/ccr), urinary protein concentration and urinary protein pattern were studied in 102 samples from 27 patients with acute pancreatitis and in 46 controls. raised cam/ccr, proteinuria and a tubular protein pattern were present in 74, 56 and 96% of the patients, respectively. however, cam/ccr and proteinuria and cam/ccr and tubular protein pattern were not correlated. these results do not support the suggestion that an elevated cam/ccr in acute pancreatitis is ...199994020
diet composition and insulin effect on amylase to lipase ratio in pancreas of diabetic rats.in man and in rat, the diabetic state is associated with diseases of exocrine pancreatic function. in this work, streptozotocin diabetes was shown to lead to a 95% decrease in the amylase to lipase ratio in rats. diabetes was reversed by either pancreas transplantation or insulin treatment. transplantation of neonatal pancreases was successful in reversing the diabetic-induced alterations of exocrine pancreatic function. to assess whether insulin acts directly on the exocrine pancreas, or throug ...197994021
f cells in gynaecologic malignancy.red cells containing hb f (f cells) were detected by immunofluorescence using a specific antiserum. in normal persons, the number of f cells was 2.5 +/- 1.1%. a significantly increased number of f cells was found in 65% of patients with cancer of the ovary, 69% of patients with cancer of the endometrium and in 22% of patients with cancer of the cervix. highest values were obtained in cancer of the ovary and endometrium. there was no correlation between the number of f cells and stage of disease ...199994026
conversion of androstenedione to estrone in human fibroblasts cultured from prostate, genital and nongenital skin. 197994031
molecular perspectives of monovalent cation selective transmembrane channels. 199994042
antigenicity of casein enzymatic hydrolysate.an enzymatic hydrolysate of bovine casein were studied for molecular size and antigenic properties. as determined by sephadex g-25 gel filtration, polypeptide fractions having molecular weights greater than 1,000 were not detected in the soluble fraction of the casein hydrolysate. antigenicity of the fraction was not detected by heterologous passive cutaneous anaphylaxis in guinea pig-rabbit antiserum system mediated by immunoglobulin g types of antibody (guinea pig passive cutaneous anaphylaxis ...197994065
[value and limit of photocoagulation for juxtafoveolar sub-retinal vessels (author's transl)].sub-retinal new vessels arising from the choroid are the most dangerous components in disciform maculopathies. the greatest advance made in their treatment has been due to the use of photocoagulation over the last few years, but their destruction by this method is still a very controversial subject. the aim of the present study was to define which lesions should be treated and which should not. results demonstrated that the use of photocoagulation to destroy new vascular membrane which is very c ...199994069
correlation between morbidity and the level of serum antibodies and virus-neutralizing inhibitors in different influenza a/hong-kong epidemics. 197994079
structure of the rna portion of the rna-linked dna pieces in bacteriophage t4-infected escherichia coli cells. 197994107
[existence of r-protein antigens in group f streptococcal cells.--investigation with cells of group f streptococcal reference stain o'mahoney (colindale)]. 197994109
a double-blind trial of synthetic salmon calcitonin in the treatment of acute pancreatitis.a multicenter randomized double-blind trial on the use of synthetic salmon calcitonin (sct) was carried out in 94 patients with acute pancreatitis. in addition to strict standard treatment--without aprotinin, atropine, or antacids--50 patients received daily 3 x 20 micrograms = 300 mrcu sct intravenously and 44 patients received placebo for 6 days. mortality rate was not influenced, overall mortality being 5.3%. the number of patients without pain and with normalized serum amylase on a given day ...199994176
antifetal and tumor-specific reactivity in human osteosarcoma. 197994187
diffuse cutaneous mastocytosis: a report of neonatal onset.a child developed diffuse cutaneous mastocytosis when 20 days old. his prognosis appears good, compared with other reports of similar neonatal onset.199994218
induction of delayed-type sensitivity to leishmania parasite in a case of leishmaniasis cutanea diffusa with bcg and cord-factor (trehalose-6-6' dimycolate).the delayed hypersensitivity against the leishmania parasite was restored to a patient who had suffered from diffuse cutaneous leishmaniasis (dcl) for 26 years, by the application of an ointment containing heat-killed and lyophilized bcg and cord-factor (trehalose-6-6'-dimycolate) after stripping the affected and adjacent areas with scotch-tape.197994221
cross-reactions between haemophilus influenzae and nineteen other bacterial species.forty-one different antigens were demonstrated in an antigen preparation obtained by sonication of a haemophilus influenzae (h. influenzae) type b strain, using crossed immunoelectrophoresis and antiserum obtained from rabbits. antigens were characterized by absorption experiments with whole heat-killed bacteria, temperature resistance and protein and polysaccharide staining. cross-reactions between h. influenzae type b and 19 other bacterial species were studied by various quantitative immunoel ...197994235
serum isoamylases in diseases of the lung and control subjects of thermolabile serum amylase component. 200094301
[improvement of blood viscosity after infusion of low-molecular hydroxyethyl starch (expafusin) in healthy subjects].in healthy volunteers, 500 ml of a 6% low molecular weight hydroxyethyl starch solution (expafusin) was infused intravenously within 30 minutes. blood samples for the measurement of rheological parameters were obtained before and after the infusion. blood and plasma viscosity were significantly decreased after the infusion of hes. red cell deformability as measured by a filtration technique was slightly improved. red cell aggregation as measured by a light transmission method was markedly reduce ...200094316
crossed immunoelectrophoretic analyses of antigens from trypanosoma lewisi and trypanosoma musculi. 197994319
chlamydia psittaci: growth characteristics and enumeration of serotypes 1 and 2 in cultured cells.the growth characteristics of chlamydia psittaci serotypes 1 and 2 (ovine and bovine origin) were studed in mouse l cells. formation of inclusions and yield of infectious progeny for serotype 1 were maximal when host cells were treated with cycloheximide and the ph in the cell culture medium was 7.2-7.4. the number of cells that contained inclusions and the infectivity yield for serotype 2 were maximal when the ph was 6.6-7.0. treatments with diethylaminoethyl dextran and cycloheximide increased ...197994339
comparative studies on ls antigens induced by vaccinia and cowpox viruses.the constituents of ls antigen from cells infected with vaccinia virus and with cowpox virus were compared by immunoprecipitation and sds-polyacrylamide gel electrophoresis (sds-page). antiserum to the ls antigen from cells infected with vaccinia virus reacted with at least five polypeptides in cells infected with either virus. four of these polypeptides were similar sizes in cells infected with the two viruses. however, one major polypeptide with a mol. wt. of about 100 000 (100 k) detected in ...197994351
visual averaged evoked responses in psychiatric patients. relationship to levels of 5-hydroxy-indoleacetic acid, homovanilic acid and tryptophan in cerebrospinal fluid. 200094355
time courses of carbachol-induced responses in guinea pig atria under the influence of ouabain, calcium, and rate of stimulation.the response of isolated left atria of guinea pigs to carbachol was measured in the presence and during washout of the drug. the time courses of the negative inotropic effect and of the rate of shortening in action potential duration were compared. the initial rapid decline in force of contraction was followed by a slowly developing partial recovery (fading). after removal of the drug, a transient phase of hypercontractility was observed before the control level was reached again. in contrast to ...197994392
effects of subminimal inhibitory concentrations of ampicillin, chloramphenicol, and nitrofurantoin on the attachment of escherichia coli to human uroepithelial cells in vitro.an in vitro system with epithelial cells of the human urinary tract and escherichia coli isolated from the urine of pateints with acute pyelonephritis was used for tests of the effect of antibacterial agents on bacterial adhesion. e. coli treated with subminimal inhibitory amounts of ampicillin attached less than untreated control bacteria. subminimal inhibitory amounts of chloramphenicol and nitrofurantoin had no effect on adhesion of the 15 strains of e. coli tested. the combination of bacteri ...197994452
the rate of movement of [3h]-water and [14c]-dextran into the gingival sulcus of the rabbit. 197994543
oral rehabilitation by prosthetic restoration after maxillectomy for malignant tumors.in maxillectomy patients, speech intelligibility between before and after insertion of prostheses has been reviewed by many investigators. speech intelligibility was not related to the size of the defect, but rather to the defect region. speech intelligibility was considerably improved by the use of prostheses. a great difference could not be found in escape rate from the nasal cavity between before and after insertion of prostheses, but there was a remarkable change in the spirometer. postmaxil ...200094595
[keratinizing and calcifying odontogenic cyst (author's transl)]. 200094605
acute and chronic beta-receptor blockage with propranolol and the cardiovascular responses to intravenous sodium nitroprusside in the conscious rabbit.sodium nitroprusside infused intravenously into conscious rabbits lowered blood pressure and raised heart rate and plasma noradrenaline. acute beta blockade with propranolol, 2 mg/kg/hr i.v. for 2 hr, increased resting plasma noradrenaline and did not change the hypotensive effects of nitroprusside or the rise in plasma noradrenaline but attenuated the increase in heart rate. chronic treatment with propranolol, 2 mg/kg twice daily for 3 weeks, did not modify the cardiovascular or reflex effects ...197994618
hla frequencies in a mexican mestizo population.the aim of the present study was to reevaluate the distribution of hla antigens in mexican mestizos since, in our previous report, very few specificities were explored for this population. the mestizos are primarly a mixture of caucasians (spaniards) and mexican indians and account at the present time for about 95% of the total mexican population. a and b antigens were typed on isolated cells using a microlymphocytotoxicity technique. antigen, gene and haplotype frequencies were calculated inclu ...200094707
prevention of burn injuries. 200094733
hla types in corneal diseases.evaluation of the results of hla typing of 187 patients grouped into herpetic keratitis (37), non-herpetic keratitis (43), keratoconus (42), endothelial dystrophy (23), stromal dystrophy (13), lues (5), and injuries (24), failed to show convincing deviations in any of the groups from a normal control series (2900 persons). yet, as for the herpes group, a rise in b5 must strongly be suspected. the data are presented and possible implications are discussed.197994740
rhizosphere mycoflora of healthy and yellow vein mosaic virus infected okra (abelmoschus esculentus) plants.investigations on the rhizosphere mycoflora of healthy and virus (yvmv) infected okra plants showed a higher fungal population in the rhizosphere of healthy plants at preflowering and post-flowering stages than in that of diseased ones. maximum population was observed during flowering both in healthy and diseased plant rhizosphere as well as in non-rhizosphere soil. however, virus infected plants showed a higher population at the flowering stage than healthy ones. the quantitative differences in ...200094749
glucose and phosphorus utilization by two dermatophytes.trichophyton mentagrophytes and aspergillus fumigatus dissimilated glucose through emp pathway. oxygen and inorganic phosphorus were found to control the rate and extent of glucose metabolism.197994752
determinants of 5-phosphoribosyl-1-pyrophosphate (prpp) synthesis in human fibroblasts. 197994761
frontiers of quantitative cytochemistry: a review of recent developments and potentials.this article attempts to describe the current state of quantitative cytochemical methods and to point out areas where, in the author's opinion, the greatest progress is either being made or can be expected. nearly 300 references to the current literature are cited.200094776
[comparative study of 5 alpha-reductase activity in the prostate and the human scalp]. 197994780
interaction between lectin and liposomes containing gangliosides [proceedings]. 200094795
a research on the action of testosterone propionate and of ciproterone acetate on the mouse-killing behaviour of the adult rat.data demonstrate exactly that testosterone favour above all the killing behaviour of castrate males at birth in comparison with control males while ciproterone acetate turns out to be more effective in diminishing the killing behaviour of males having integral testicle and of androgenized females at birth in comparison with castrated males. the results point out that the killing behaviour of rats is affected by the presence of testosterone in the first days of life, and in the grown-up animal.197994826
chromatography of non-human albumins on cibacron blue-agarose. application to the separation of albumin from rat alpha-fetoprotein. 197994917
the foundation for teaching aids at low cost. 200194921
[hypothyreotic connatal struma after amniofetography (author's transl)].it is reported on a newborn suffering from a pronounced hypothyreosis and a big goitre caused by an amniofetography during the 22. week of pregnancy using a hydrous and a oily iodiferous drug. the big goitre impeded the respiration, so that intubation was indicated. after treatment with thyroid hormones for 8 months the goitre decreased. the thyroid hormone-levels and function tests were in normal range after interruption of the thyroid drugs. etiology and pathogenesis of this disease are discus ...200194963
[histochemical changes of intestine epithelium cells of a rat during hipervitaminosis a (author's transl)]. 197894985
[school attendance and developmental pathology in children]. 200194988
histochemical studies of mucosubstances and keratins of thymic corpuscles.keratin and prekeratin have been visualized histochemically by testing the reactivity of disulfide groups in the thymic corpuscles of the sheep. rhesus monkey, rabbit and dog, and the reactivity of sulfhydryl groups in the sheep, rhesus monkey, rabbit and rat. ten to 50% of the thymic corpuscles showed keratinization by this method. acidic mucosubstances were visualized histochemically in the rhesus monkey, sheep and rat but not in the rabbit. staining for vic-glycol groups was prominent in all ...197994996
[radioautographic analysis of retinofugal projections in the primitive bony fish polypterus senegalus c].retinofugal pathways of polypterus senegalus c. have been examined by means of the radioautographic method. contralaterally the retina projects to the hypothalamus, thalamus, pretectum and tectum. an important ipsilateral component has been observed. no retinal projection to the mesencephalic tegmentum has been identified. comparing the primary optic system of polypterus with that of other body fish, indicates that this species possesses a combination of characteristics which are both actinopter ...200195000
monoclonal antibodies for analysis of the hla system. 200195015
purification of mouse interferon by sequential chromatography.two schemes for the purification of mouse interferon are described, based on the concerted application of various physicochemical and affinity/adsorption column chromatographic techniques. mouse interferon was purified to a final specific activity of 1.0--8.0 x 10(8) units/mg when first precipitated with ammonium sulphate and further processed by hydrophobic chromatography and adsorption chromatography on affi-gel 202 and controlled pore glass. it was purified to a final specific activity of 2.5 ...197995020
comparison of antigenic properties among various strains of treponema hyodysenteriae.agglutinin-absorption and precipitin-absorption studies demonstrated that three strains of treponema hyodysenteriae isolated from cases of swine dysentery were antigenically different from each other and also from a spirochete isolated from a clinically normal dog. each of the strains of t. hyodysenteriae also possessed two common antigens.197995077
the keraton. a biological unit of the epidermis.the term keraton is proposed to denote that specific subpopulation of epidermal cells that matures to form epidermis and horny layer exclusive of other functional units within the epidermis such as melanocytes, acrosyringium, acrotrichium, langerhans' cells, and nerves.200195081
relationship between glucan-induced agglutination and glucan-binding ability of actinomyces viscosus cells. 197995122
[structural and immunochemical studies of carp (cyprinus carpio l.) immunoglobulin. v. tryptic fragments of carp (cyprinus carpio l.) immunoglobulin m].carp igm, isolated from normal serum is more sensitive to trypsinization compared to a human myeloma protein igmgo. under the same conditions (treatment with trypsin at 56 degrees c for 30 min) carp igm was degraded to small, mostly dialysable peptides to a larger extent than igmgo. in both cases the fragmentation resulted in immunoelectrophoretically pure fab mu and fc mu fragments. the fab mu fragments of human igm (yield: 20% of used igm material) had a molecular weight of 54,000, the fc mu f ...197995144
a theoretical model for adhesion between cells mediated by multivalent ligands.a theoretical model is developed for cell-to-cell binding by bivalent ligands that can bind to mobile receptors on the cell surfaces. monovalent inhibitors that can bind either to receptors or ligands are also included. for symmetrical ligands, that is, ligands in which both binding sites are the same, it is shown that crosslinking of receptors on each cell will interfere with intercellular bridge formation. at equilibrium, such interference is not drastic, but if the crosslinks can form before ...200195173
the use of balloon-tipped electrodes for permanent cardiac pacing.a new balloon-tipped ventricular endocardial electrode for permanent artificial cardiac pacing is described. following transvenous insertion of the electrode to the right ventricular apex, the distal balloon is inflated with contrast material in order to wedge the electrode tip between or beneath trabeculae and prevent displacement. fifty-nine electrodes were implanted, including a second generation type incorporating a wedge tip as well as the balloon. the incidence of displacement was 17% with ...200195219
symbolic play in language-impaired and normal children. 200195236
dental offices as a source of controlled substances. 200195243
nuclear pacemakers. 200195272
"runaway" in a modern generation pacemaker.life-threatening episodes of ventricular tachycardia were documented in a patient with an implanted omni-stanicor pacemaker due to episodic pacemaker runaway. the unit generated impulses at rates varying from 73 to 500 per minute. ventricular capture at high rates was variable, but frequently resulted in heart rates in excess of 200 per minute. these episodes were associated with loss of consciousness secondary to inadequate cardiac output. although the pacemaker could be inactivated by reprogra ...200195274
gas pocket causing pacemaker malfunction.pacemaker malfunction was attributed to the increase in impedance to current flow caused by a pocket of air separating the anodal contact plate of a unipolar generator from the overlying skin. lack of capture was noted 20 hours after implantation. the malfunction was permanently corrected by bedside aspiration of the gas with a sterile syringe.200195278
radiation from implantable nuclear pacemakers. ii. analysis. 200195300
runaway cordis omni-stanicor pacemaker. 200195306
arec report of march--april, 1979. 200195320
comparison of a new microcrystalline dicoumarol preparation with warfarin under routine treatment conditions.1 to determine whether two different oral anticoagulants show difference under routine clinical conditions, 71 patients were randomized to treatment with apekumarol, a microcrystalline dicoumarol preparation, and 72 patients to treatment with warfarin. 2 during the inpatient phase of treatment both drug groups remained for about 94% of their treatment time within prothrombin value limits of 5-25% (simplastin a). no statistically significant difference was found between the drugs. 3 while under o ...200195337
antigenic similarity between squamous cell carcinoma of horn (horn cancer) and normal bovine foetal tissues.normal bovine foetal (liver and skin) and horn cancer tissue antigens were examined using double diffusion agar gel precipitation and immuno-electrophoretic tests to detect any cross reactivity among them. rabbit horn cancer antisera absorbed with normal bovine liver, skin and horn core epithelium antigens, when tested with foetal skin and liver (4 to 6 months of gestation), revealed the presence of 2 foetal antigens in horn cancer. immuno-chemically 2 of the horn cancer antigens were found to b ...197995358
[digestive tract and uric acid metabolism]. 200195363
[gastrointestinal tract diseases as interfering factors in drug effects and kinetics]. 200195371
[antitumor activity and preclinical pharmacologic evaluation of pingyangmycin (author's transl)]. 197995444
[therapeutic effects of pingyangmycin on malignant tumors (author's transl)]. 200195446
[indications for normovolemic hemodilution].so long as normovolaemic conditions are respected and the haematocrit is not reduced to less than 30 per cent, there are a large number of surgical and even medical indications for deliberate haemodilution. amongst the several contraindications, coronary insufficiency must be considered as being formal.200195460
biochemical and energetic gradients in the mucosa of stomach and duodenum of patients with antral ulcer.separation and measurement of adenine-adenosine, adenosine monophosphate (amp), adenosine diphosphate (adp), adenosine triphosphate (atp), lipid phosphates, rna and dna, further, separation and measurement of mg2+-dependent, total (mg2+-dependent plus na+--k+-dependent, mg2+-na+-k-dependent) and na+-k+-dependent atpases were carried out in the mucosa and muscles of the corpus, antrum and duodenum of 68 patients with antral ulcer. it was found that (1) the substrate levels of adenosine nucleotide ...200195466
[effects of ddt and aldrin on swine cell line ib-rs-2].swine cells ib-rs-2 were exposed to 0,1-100 microgram/ml medium of ddt and aldrin for 48 hours. the data obtained showed that both compounds decreased cell growth. this effect depends on the concentration and on the time of cell exposition to the insecticides. these compounds also decreased the levels of cellular protein, rna and dna. the degrees of changes with aldrin were less than with ddt.197995479
[experiences and results in the treatment of orl tumors with bleomycin and radiotherapy]. 200195493
changes in amylase activity in submandibular salivary glands of adult male mice following castration. 200195526
pancreatic dysfunction in viral hepatitis. 197895539
[electrocardiographic study in leukemic children in relation to the antiblastic therapy]. 200195545
[morphological and histoenzymatic changes in the white rat testis after long-term administration of low doses of lindan and trichlorfon (author's transl)]. 197995555
apparent malfunction of demand pacemakers due to spurious potentials generated by contact between two endocardial electrodes.malfunction of both temporary and permanent demand transvenous pacemakers was caused by contact between the two endocardial electrodes. contact between these electrodes created spurious potentials which resulted in irregular inhibition of both demand units. the potentials were demonstrated by recording from the temporary wire. there was no interference with either pacemaker in the fixed rate mode and malfunction ceased when the temporary wire was removed.199895648
external cardiac compression. 199995737
aeg/rdi neutron therapy unit. 200196073
molybdenum independence of nitrogenase component synthesis in the non-heterocystous cyanobacterium plectonema.the cyanobacterium plectonema boryanum (iu 594-utex 594) fixes n2 only in the absence of combined n and of o2. we induced nitrogenase by transfer to anaerobic n-free medium and studied the effect of mo starvation on nitrogenase activity and synthesis. activity was first detected within 3 h after transfer by the acetylene reduction assay in controls, increasing for at least 25 h. cells grown on nitrate and mo and then transferred to n-free, mo-free medium produced 8% of the control nitrogenase ac ...197896092
tetanus neonatorum treated by a single high dose of a.t.s. subcutaneously around umbilicus.thirteen cases of neonatal tetanus were treated conservatively between 1976 and 1977. a single dose of a.t.s. was infiltrated subcutaneously around the umbilicus and sedation and antibiotics were given as required along with special nursing care. in a previous study (rathore 1976) large amounts of a.t.s. were given in divided doses by both intravenous and intramuscular routes, the mortality rate was 74 per cent, while in the present series the mortality was reduced to 30.7 per cent.199996285
sub-specificities of hepatitis bs antigen.a preliminary survey of hbsag subtypes shows that ayw is the most common subtype in pakistan. adw. was detected in one blood donor and ayr in a baluchi female with acute viral hepatitis.199996287
dietary restrictions early and late: effects on the nephropathy of the nzb x nzw mouse.nzb x nzw f1 mice initiated on calorie restriction at weaning or at 4 to 5 months of age or initiated on moderate protein restriction at weaning, were afforded significant protection from the development of immune nephritis. whereas animals on normal calorie intake demonstrated deposition of immune reactants in glomerular basement membrane-oriented pattern, those on either protein or calorie restriction exhibited mesangial confinement of immunoglobulins and complement. associated with these dive ...197896299
[exolipases of some pseudomonas species].the production of exolipase was studied in various pseudomonas species, most of which did not possess the lipolytic activity in the conditions of the experiment, whereas in some strains this activity was rather high. the highest activity was displayed by the pseudomonas fluorescens 533 strain and its mutant obtained upon uv irradiation. lipase biosynthesis depended on the composition of a growth medium, the highest lipolytic activity being found on media with a high content of complex organic su ...197896317
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