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can the case-control method be used to assess the impact of water supply and sanitation on diarrhoea? a study in the philippines.this study had 2 objectives: 1) to determine whether a case-control approach is an effective measure for assessing the effect of improved sanitation on bacterial diarrhea, and 2) to assess the effects of environmental sanitation on diarrheal disease in cebu. the study took place during the warm, rainy months (july-september) of 1985. the study population consisted of 281 children under 2 who were treated at 1 of 16 clinics for diarrhea due to escherichia coli, salmonella, shigella, and vibrio ...19883264764
monoreactive high affinity and polyreactive low affinity rheumatoid factors are produced by cd5+ b cells from patients with rheumatoid arthritis.in patients with rheumatoid arthritis (ra), circulating cd5+ b lymphocytes, but not cd5- b lymphocytes, are increased in number and size, exist in an activated state, spontaneously proliferate, and secrete ig that binds to the fc fragment of igg. by constructing continuous mab-secreting cell lines from cd5+ b lymphocytes, the properties and dissociation constants (kd) of these antibodies were determined. two types of rheumatoid factors (rfs) with discrete reactivities were produced. the first ty ...20123264319
restricted expression of mitogen-induced high affinity il-2 receptors in aging mice.several lines of indirect evidence suggest that the number and/or affinity of il-2r expressed by activated t lymphocytes declines with age and that this decline is implicated in the age-related proliferative impairment of ag or mitogen-stimulated t cells. in an attempt to provide a direct demonstration of such a defect, various experimental approaches were used to analyze the expression of high and low affinity il-2r as well as their functional properties in relation to age in purified populatio ...20123264308
suppressive and enhancing effect of t-2 toxin on murine lymphocyte activation and interleukin 2 production.t-2 toxin, a fungal metabolite shown previously to exert potent immunosuppressive effects, was examined for its effects on activation and interleukin 2 (il 2) production by murine and rat splenocytes. splenocytes (1 x 10(6) cells/well) were incubated with 1 microgram concanavalin a (con a) for 48 h at which time cellular protein and dna synthesis by these cells were ascertained using radiolabeled precursors. il 2 synthesis was determined from the cell supernatant using the il 2-requiring cell li ...19883264300
growth hormone enhances hepatic epidermal growth factor receptor concentration in mice.the effect of growth hormone (gh) on binding of epidermal growth factor (egf) to liver membrane preparations was investigated in hypophysectomized mice and partially gh-deficient, genetic mutant "little" (lit/lit) mice. the egf binding of normal male mice and testosterone-treated females was higher than in normal females. due to diminished receptor concentration, hepatic egf binding was decreased in male and female lit/lit mice to a level that was unaffected by gender or androgen treatment. gh r ...20123264288
regulation of type i collagen synthesis by 1,25-dihydroxyvitamin d3 in human osteosarcoma cells.synthesis of type i and iii collagens has been examined in mg-63 human osteosarcoma cells after treatment with the steroid hormone, 1,25-dihydroxyvitamin d3 (1,25-(oh)2d3). analysis of total [3h]proline-labeled proteins and pepsin-derived collagens revealed that 1,25-(oh)2d3 selectively stimulated synthesis of alpha 1i and alpha 2i components of type i collagen after 6-12 h. consistent with previous reports (franceschi, r. t., linson, c. j., peter, t. c., and romano, p. r. (1987) j. biol. chem. ...19883264282
receptor-mediated endocytosis and degradation of bovine growth hormone in rat liver.receptor-mediated endocytosis of radiolabelled bovine growth hormone (125i-bgh) via somatogenic receptors in the liver was studied following in vivo intraportal injection. at different times after injection, subcellular membrane fractions involved in binding (plasma membranes), endocytosis (endocytic vesicles) and degradation (lysosomes) of peptide hormones were isolated by sucrose density gradient centrifugation. these fractions were evaluated for the time-course accumulation of radiolabelled b ...19883264255
[isolation and properties of interleukin 1 from human blood monocytes].among different tested substances lps-containing preparations were found to be most effective inducers of secretory interleukin-1 in human peripheral blood monocytes in vitro. il-1 from supernatant of prodigiozan- + con a-stimulated monocytes had a mm of 18-20 kd and pi of 5.2-5.4 and 6.8 revealing an equal comitogenic activity and of 6.0 (minor peak).19883264189
dubious reliability of q-wave formation in predicting new regional left ventricular akinesis after coronary artery bypass grafting. 20123264107
mechanisms of rod-cone interaction: evidence from congenital stationary nightblindness.the dark-adapted rod system can elevate cone-mediated thresholds for flicker detection as well as thresholds for the detection of hue. we examined these two types of rod-cone interactions in two individuals with congenital stationary nightblindness (csnb), a retinal disorder in which rod outer segment function is intact, but in which a defect occurs in the transmission of rod signals within the retina. the two types of rod-cone interaction were differentially affected by the retinal pathology; t ...20123264093
efficacy of absolute ethanol injection for upper gastrointestinal massive bleedings with hemorrhagic shock.we applied the absolute ethanol injection method in 182 cases of massive bleeding with hemorrhagic shock before the performance of emergency endoscopy in 627 cases of upper gastrointestinal bleeding at our department and five related institutions since june 1979. following results were obtained: temporary hemostasis could not be obtained in only 2 (1.1%) out of 182 cases; in the remaining 180 cases bleeding was ceased. rebleeding was seen in 15 cases (8.2%) and new bleeding in 17 cases (9.3%). i ...20123264090
problems with cross-sectional data in research on working environment and health.occupational turnover due to health related selection might introduce a bias in cross-sectional studies that tends to mask real occupational health effects. people could have changed occupation so that they, when disease occurs and/or the data collection is accomplished, are working in an environment that is irrelevant for the disease in question. the aim of this study was to determine whether there is any difference in morbidity between 'stable' workers and 'changers'. occurrence of long-term i ...20123264086
detection of gangliosides of the gm1b type on high-performance thin-layer chromatography plates by immunostaining after neuraminidase treatment.a method for the detection of gm1b-type gangliosides in complex mixtures of gangliosides was developed. the procedure involves separation of gangliosides on high-performance thin-layer chromatography plates, fixation of the silica gel, treatment with neuraminidase from vibrio cholerae in the absence of detergent, and incubation of the plates with ggose4cer-specific antibodies. alkaline phosphatase-conjugated second antibodies are used to visualize bound first antibodies by generating a blue dye ...19883263817
[epidemiology of chronic respiratory tract diseases in childhood]. 20123263634
vestibular ototoxicity following intratympanic applications of chlorhexidine gluconate in the cat.our previous studies have shown that the disinfectant chlorhexidine gluconate (ch) has an ototoxic effect on the cochlea following its topical application in the middle ear space. the purpose of the present investigation was to demonstrate morphologically if ch also has the potential to injure the vestibular organs in the inner ear and, if so, what structures are most strongly damaged. nine cats were used for the study. the drug dose of ch and the number of its applications to the middle ear wer ...19883263111
the nucleotide sequence for the cdna of bovine interleukin-1 beta. 19883262866
thrombotic thrombocytopenia with von willebrand factor deficiency induced by botrocetin. an animal model.thrombotic thrombocytopenia with severe von willebrand factor (vwf) depletion was induced in rats by intraperitoneal injection of botrocetin, a bothrops factor requiring vwf for platelet aggregation. the vwf deficiency state with thrombocytopenia was produced in 12 animals by single or multiple injections of botrocetin. single botrocetin injection (450 units/kg) reduced plasma vwf activity to less than 0.01 mu/ml for 24 hours and less than 0.2 units/ml up to 72 hours. during this period, multime ...19883262788
scaffolding protein regulates the polymerization of p22 coat subunits into icosahedral shells in vitro.coat and scaffolding subunits derived from p22 procapsids have been purified in forms that co-assemble rapidly and efficiently into icosahedral shells in vitro under native conditions. the half-time for this reaction is approximately five minutes at 21 degrees c. the in vitro reaction exhibits the regulated features observed in vivo. neither coat nor scaffolding subunits alone self-assemble into large structures. upon mixing the subunits together they polymerize into procapsid-like shells with t ...19883262767
[coronary bypass surgery in familial hypercholesterolemia]. 20123262181
anterior and posterior axial lens displacement and human aqueous outflow facility.we studied the effect of anterior and posterior axial crystalline lens displacement (and thereby ciliary tone) on the aqueous humor outflow facility in enucleated human eyes. after attaching a reversible footplate plunger to the anterior lens capsule with cyanoacrylate, the lens was placed in one of three positions: "neutral baseline," posterior displacement (2.5 mm), or anterior displacement (2.0 mm). in seven pairs of eyes, the mean "neutral baseline" was not statistically different from the c ...19883262095
anterior and posterior axial lens displacement and human aqueous outflow facility.we studied the effect of anterior and posterior axial crystalline lens displacement (and thereby ciliary tone) on the aqueous humor outflow facility in enucleated human eyes. after attaching a reversible footplate plunger to the anterior lens capsule with cyanoacrylate, the lens was placed in one of three positions: "neutral baseline," posterior displacement (2.5 mm), or anterior displacement (2.0 mm). in seven pairs of eyes, the mean "neutral baseline" was not statistically different from the c ...19883262095
a role for the extracellular matrix in retinal neurogenesis in vitro.the germinal neuroepithelial cells that give rise to the majority of neurons in the vertebrate central nervous system are in contact with the basement membrane that surrounds the neural tube from the very earliest stages. the effect of removing this basement membrane on the organization and proliferative potential of these cells was examined in a new slice culture preparation of developing rana tadpole retina. the results indicate that the germinal neuroepithelium, like other epithelial tissues, ...20123262071
human basophilic cell differentiation promoted by 2.5s nerve growth factor.in liquid cultures of human cord blood mononuclear cells, the activities of the 2.5s nerve growth factor (ngf) inducing basophil and eosinophil differentiation were investigated. various concentrations of immunopurified 2.5s ngf derived from murine submaxillary glands were added to cultures with or without conditioned medium from a human t cell line (mo-cm), which has previously been shown to produce activities stimulating granulocyte-macrophage colonies. addition of ngf led to significant incre ...19883261719
simplified determination of intestinal protein excretion based on alpha 1-antitrypsin clearance.intestinal alpha 1-antitrypsin clearance in 6 healthy controls and 21 patients with crohn's disease was measured simultaneously by two different methods. faecal alpha 1-antitrypsin loss, determined conventionally by weight and alpha 1-antitrypsin concentration of the homogenized three day stool was compared with the faecal alpha 1-antitrypsin loss, which was calculated from weight of the three day stool sample and the mean alpha 1-antitrypsin concentration determined in three 1 g aliquots of the ...20123261475
a comparative 1h nmr study of mouse alpha(1-53) and beta(2-53) epidermal growth factors.the three-dimensional structure of the mouse epidermal growth factor (egf) in solution was studied by comparison of the 1h nmr spectra of alpha egf (1-53) and beta egf (2-53, des-asparaginyl 1 form). using ph dependence of chemical shifts and a two-dimensional difference spectrum, the effect of the n-terminal deletion was investigated based on the complete assignment of the proton resonances. the affected residues were all found to be located exactly in the triple-stranded, beta-sheet core in th ...19883260496
a comparative 1h nmr study of mouse alpha(1-53) and beta(2-53) epidermal growth factors.the three-dimensional structure of the mouse epidermal growth factor (egf) in solution was studied by comparison of the 1h nmr spectra of alpha egf (1-53) and beta egf (2-53, des-asparaginyl 1 form). using ph dependence of chemical shifts and a two-dimensional difference spectrum, the effect of the n-terminal deletion was investigated based on the complete assignment of the proton resonances. the affected residues were all found to be located exactly in the triple-stranded, beta-sheet core in th ...19883260496
the y chromosome from autoimmune bxsb/mpj mice induces a lupus-like syndrome in (nzw x c57bl/6)f1 male mice, but not in c57bl/6 male mice.the y chromosome of the bxsb mouse has been shown to be responsible for the acceleration of lupus-like autoimmune syndrome in inbred bxsb mice and in their f1 hybrids with nzb or nzw mice. to further define the role of this as yet unidentified gene linked to the bxsb y chromosome, designated yaa (y chromosome-linked autoimmune acceleration), the y chromosome was transferred from the bxsb strain to nonautoimmune c57bl/6 (b6) mice. the effect of the yaa gene on the autoantibody formation and the d ...19883260184
genetic, biochemical and molecular characterization of strains of vibrio cholerae multiresistant to antibiotics.in order to gain an insight into the distribution of resistance genes in vibrio cholerae, we studied twenty-nine strains isolated from patients in africa. resistance to antibiotics in all strains except one was encoded by self-transferable plasmids belonging to incompatibility group inc6-c. tetracycline and chloramphenicol were poorly expressed in the original hosts but were easily detectable in the escherichia coli transconjugants. streptomycin resistance was due to synthesis of a 3"- or 6-amin ...19883260105
mr imaging of the normal ankle: correlation with anatomic sections. 20083259793
tropical fish medicine. evaluating water problems.this article presents some of the basic concepts involved in managing water in tropical fish aquariums. the intent is not to address all problem situations and their solutions, but to inform the practitioner of the interactions between fish, water, and container and the complicated nature of successfully diagnosing water problems in the home aquarium. the important variables in water quality as they relate to fish health are presented. potential problems from source water, inadequate biological ...20083259750
t-cell-dependent eosinophilia in the cerebrospinal fluid of the mouse infected with angiostrongylus cantonensis.eosinophilia of the cerebrospinal fluid (csf) in permissive (rats) and non-permissive (mice) hosts infected with angiostrongylus cantonensis, and the possible mechanism of the eosinophilia were studied. in three strains of thymic mice (icr, ddy and balb/c), the infection provoked a marked csf eosinophilia starting at around day 12, reaching a peak level at day 20 and maintaining significantly high levels until day 35. in contrast, in athymic nude mice of balb/c strain the infection failed to evo ...19883259688
effects of two methods of preoxygenation on mean arterial pressure, cardiac output, peak airway pressure, and postsuctioning hypoxemia.our purpose was to determine which method of preoxygenation (ventilator versus manual resuscitation bag [mrb]) produced minimal changes in mean arterial pressure (map), cardiac output (co), and peak airway pressure and prevented postsuctioning hypoxemia in patients after coronary artery bypass graft surgery. three lung inflation breaths at f10(2) 1.0 were delivered at 12 and 14 cc/kg of lean body weight via ventilator or mrb, followed by 10 seconds of continuous endotracheal suctioning. this seq ...20113259214
effects of two methods of preoxygenation on mean arterial pressure, cardiac output, peak airway pressure, and postsuctioning hypoxemia.our purpose was to determine which method of preoxygenation (ventilator versus manual resuscitation bag [mrb]) produced minimal changes in mean arterial pressure (map), cardiac output (co), and peak airway pressure and prevented postsuctioning hypoxemia in patients after coronary artery bypass graft surgery. three lung inflation breaths at f10(2) 1.0 were delivered at 12 and 14 cc/kg of lean body weight via ventilator or mrb, followed by 10 seconds of continuous endotracheal suctioning. this seq ...20113259214
intracellular activation signal requirements for the induction of il-2 responsiveness in resting t cell subsets in humans.activation signal requirements for the induction of the il-2 responsiveness in purified subsets of human resting t cells, t4+ or t8+, have been investigated under the monocyte-depleted conditions. substantial levels of il-2 responsiveness were induced in t8+ cells by lectin, con a, mab directed against the cd3 ag, okt3, ca2+ ionophore, ionomycin or phorbol ester, pma. in contrast, none of these stimuli was by itself sufficient for the induction of il-2 responsiveness in the t4+ subset. the latte ...19883258883
corticosteroid induction of ig+ia- b cells in vitro is mediated via interaction with the glucocorticoid cytoplasmic receptor.flow microfluorometry was used to examine the effect of dexamethasone on the expression of surface ia (sia) on resting and activated murine b cells. although dexamethasone resulted in a 50% reduction in sia expression 12 h after injection, it was significantly less suppressive when injected together with b cell activators. in vitro dexamethasone, but not other related steroid hormones, induced a population of cells that were sig+sia-. a 20% reduction in the expression of sia was noted by 4 h of ...20113258614
corticosteroid induction of ig+ia- b cells in vitro is mediated via interaction with the glucocorticoid cytoplasmic receptor.flow microfluorometry was used to examine the effect of dexamethasone on the expression of surface ia (sia) on resting and activated murine b cells. although dexamethasone resulted in a 50% reduction in sia expression 12 h after injection, it was significantly less suppressive when injected together with b cell activators. in vitro dexamethasone, but not other related steroid hormones, induced a population of cells that were sig+sia-. a 20% reduction in the expression of sia was noted by 4 h of ...20113258614
[disoprivan (propofol) sedation during regional anesthesia. a pilot study].in a preliminary pilot study, the effect of disoprivan for sedation during regional anesthesia was investigated. in 15 patients (asa i or ii), lumbar epidural anesthesia with bupivacaine 0.75% was performed at l 3/4. for premedication morphine or pethidine combined with scopolamine was given. after injection of the local anesthetic, a 30-min period was allowed for establishing the physiological side effects of epidural blockade, to present any further changes in circulatory and/or cardiac functi ...20113258431
c1q component of complement binds to fibrinogen and fibrin.the interaction of complement component c1q with fibrinogen and fibrin was studied by using a solid-phase direct binding assay. scatchard analysis of radioiodinated fibrinogen binding to c1q indicated at least two high-affinity binding constants (kd) calculated as 8.5 and 120 nm. in contrast, binding of radioiodinated fibrin to c1q showed only a single class of binding sites with a calculated kd of 600 nm. fibrinogen-c1q binding was shown to decrease as a function of increasing salt concentratio ...20113258162
c1q component of complement binds to fibrinogen and fibrin.the interaction of complement component c1q with fibrinogen and fibrin was studied by using a solid-phase direct binding assay. scatchard analysis of radioiodinated fibrinogen binding to c1q indicated at least two high-affinity binding constants (kd) calculated as 8.5 and 120 nm. in contrast, binding of radioiodinated fibrin to c1q showed only a single class of binding sites with a calculated kd of 600 nm. fibrinogen-c1q binding was shown to decrease as a function of increasing salt concentratio ...20113258162
metastatic renal cancer treated with interleukin-2 and lymphokine-activated killer cells. a phase ii clinical trial.to confirm the antitumor efficacy of treatment with interleukin-2 and lymphokine-activated killer cells in patients with metastatic renal cancer.20113258138
metastatic renal cancer treated with interleukin-2 and lymphokine-activated killer cells. a phase ii clinical trial.to confirm the antitumor efficacy of treatment with interleukin-2 and lymphokine-activated killer cells in patients with metastatic renal cancer.20113258138
effect of hyperthermia on dna loop-size in hela s3 cells.nuclear matrices of heated and non-heated hela s3 cells were isolated and average dna loop-sizes were compared. heat treatment (30 min at 45 degrees c) resulted in an ultimate survival level of the cells of about 10 per cent. the loop-size determinations were done on nuclear material isolated from the cells directly after heat treatment. in the nuclear matrices isolated from the heated cells about 1.8 times more protein was bound as compared to the matrices from control cells. enzymatic analysis ...20113257948
inhibition of the proliferative response of human b lymphocytes to b cell growth factor by transforming growth factor-beta.the effects of transforming growth factor-beta (tgf-beta) on the proliferative response of human b cells to the low molecular weight b cell growth factor (bcgf) have been investigated in this study. it was found that tgf-beta, at picomolar concentrations, strongly inhibited the bcgf-induced proliferation of anti-mu chain or staphylococcus aureus cowan i-activated human b cells and also of a bcgf-dependent cell line derived from a human lymphocytic nodular lymphoma. this inhibitory effect was det ...19883257917
[emission computed tomography in the diagnosis of lung diseases].investigations of pulmonary perfusion with 99m tc-mma by the method of emission computed tomography (ect) were conducted in 172 patients with different pulmonary diseases. the authors described ect procedure of the lungs and scinti-tomographic symptomatology typical of the normal lungs and different types of pulmonary pathology (lung cancer, benign tumors, metastases and chronic inflammatory pulmonary processes). a high sensitivity of ect as compared to poly-positional scintigraphy was shown. th ...20063257804
[emission computed tomography in the diagnosis of lung diseases].investigations of pulmonary perfusion with 99m tc-mma by the method of emission computed tomography (ect) were conducted in 172 patients with different pulmonary diseases. the authors described ect procedure of the lungs and scinti-tomographic symptomatology typical of the normal lungs and different types of pulmonary pathology (lung cancer, benign tumors, metastases and chronic inflammatory pulmonary processes). a high sensitivity of ect as compared to poly-positional scintigraphy was shown. th ...20063257804
hydrogen peroxide-mediated inhibition of t-cell response to mitogens is a result of direct action on t cells.hydrogen peroxide, a reactive oxygen intermediate produced by activated neutrophils, has been shown to inhibit the response of human t lymphocytes to mitogens and alloantigens. since hydrogen peroxide is known to react with iron and to induce lipid peroxidation, we compared the effects of hydrogen peroxide and a lipid peroxidation product, malondialdehyde, on the response of human peripheral blood mononuclear cells to t-cell mitogens. peripheral blood mononuclear cells pretreated with 1 mmol/l o ...19883257684
reticuloendothelial clearance and splenic mononuclear cell populations after resection and autotransplantation.although the preservation of splenic tissue may prevent overwhelming infection after splenectomy, the degree of protection conferred by small remnants has not been optimal. we investigated whether either splenic reticuloendothelial clearance of a blood flow-dependent colloid or macrophage and t-cell populations might be altered by resection or autotransplantation of the spleen. our results have shown that bloodstream reticuloendothelial clearance of technetium 99m sulfur colloid is not impaired ...19883257658
primary biliary cirrhosis: tc-99m ida planar and spect scanning.the authors studied ten patients with primary biliary cirrhosis using planar and single photon emission computed tomography (spect); results were compared with those from 13 healthy subjects. patients with primary biliary cirrhosis had six- to tenfold prolongation of mean halflife (t 1/2) hepatic excretion of technetium-99m iminodiacetic acid (ida) compared with mean t 1/2 excretion in healthy subjects. all patients with primary biliary cirrhosis had diffuse, uniform hepatic isotope retention an ...20123257301
head and neck malignancies in children: an age-incidence study.one hundred forty-seven (147) children under 18 years have been treated for head and neck malignancies at texas children's hospital from 1970 to 1985 and form the data base for this study. in order of frequency, the most common tumors were lymphoma, langerhans' histiocytosis (lh), rhabdomyosarcoma, neuroblastoma, and other soft-tissue sarcoma. children under 2 were most likely to have lh; those from 3 to 5, lh or lymphoma; and those over 5, lymphoma.20123257285
stimulating red blood cell production with immunomodulating agents. 20123257281
the effect of sacral nerve stimulation for bladder control during pregnancy: a case report.neural stimulation was used to reduce bladder hyperreflexia and incontinence in a woman with myelodysplasia. the stimulation was delivered via an electrode placed in a sacral foramen and attached to a stimulator placed subcutaneously. the patient activated the device to inhibit the bladder and deactivated it to allow voiding. the device proved to be helpful in reducing bladder hyperreflexia and its use during pregnancy did not seem to have any adverse effect.20123257272
a zymovar analysis of vibrio cholerae isolated in australia.zymovar analysis was used to study 50 strains of vibrio cholerae o1 and 40 strains of v. cholerae non-o1 isolated in australia. the strains were assigned to 42 zymovars; the o1 strains to 9 types and the non-o1 strains to 33 types, with no overlapping between serovars. all the human o1 isolates, regardless of their ability to produce cholera toxin (ct), and all the ct-producing o1 environmental isolates, were type z14. the remaining o1 strains and the non-o1 strains belonged to a variety of zymo ...19883256999
[an attempt at numerically evaluating dysgnathias in the deciduous dentition]. 20113256948
[an attempt at numerically evaluating dysgnathias in the deciduous dentition]. 20113256948
on the time-dependent diffusion of macromolecules through transient open junctions and their subendothelial spread. i. short-time model for cleft exit region.in this two-part study we shall quantitatively study, using time-dependent models, the hypothesis that transient open junctions associated with widely scattered endothelial cells undergoing mitosis are the structural equivalent for the large pore pathway via which macromolecules the size of albumin or larger cross the vascular endothelium. in an earlier steady-state model [am. j. physiol. 248, h945-960 (1985)], the authors demonstrated that such an open-junction pathway could quantitatively acco ...19883256708
hiv seropositive patients becoming seronegative. 19883256678
involving the patient in reporting adverse drug reactions.a method is described for increasing the level of reporting of adverse drug reactions. patients prescribed a black triangle drug (one being monitored by the committee on safety of medicines) were given a leaflet by the dispensing chemists in one town, encouraging them to report any adverse reaction to their doctor. over two two-month periods, reports of adverse reactions rose from six out of 576 in the control period (10 per 1000) to 11 out of 481 (23 per 1000) in the study period but only one ' ...20123256650
do we survive with survival suits? 20123256635
the effects of anions on fluid reabsorption from the proximal convoluted tubule of the rat.1. fluid reabsorption from surface proximal tubules of the rat was measured in vivo using stationary microperfusion techniques. reabsorptive rate (jv) was measured from droplets containing chloride as the main reabsorbable anion and when chloride was substituted by bromide, iodide, nitrate, acetate, isethionate or methylsulphate in either the tubular lumen alone or in both lumen and peritubular capillaries. 2. in tubules with an intact blood supply, droplet volume decreased in a manner best desc ...19883256612
[diurnal variation of the qt intervals in idiopathic mitral valve prolapse].diurnal variation of qt intervals was analyzed using holter monitoring for 44 patients with mitral valve prolapse (mvp), and the relationship between ecg changes and autonomic nervous dysfunction was assessed by measuring blood catecholamine during bicycle ergometer exercise and various autonomic functional tests. the following results were obtained. 1. the qt intervals in mvp patients had greater diurnal variations and the averaged qtc was in a high level all the time. 2. positivity of the auto ...20123256608
surgical consultation & referral. 20103256590
[it's up to the minister to give patients an entire record]. 20123256048
[anodontia of the lower canine]. 20123256039
ketamine tolerance. 20123255931
hydatid disease of lung--a clinical study of thirty cases. 20123255687
traditional food plants. 20123255608
[ct changes in patients with cerebrovascular disease treated with kangcu pills]. 20113255543
[ct changes in patients with cerebrovascular disease treated with kangcu pills]. 20113255543
the role of serum factors and influence of intravenous immunoglobulins on phagocytosis of campylobacter species. 19883255396
platelet-derived growth factor generates at least two distinct intracellular signals that modulate gene expression.regulation of the genes by pdgf has some common features. all are primary response genes, and they can still be expressed in the presence of cycloheximide (cochran et al. 1983; kelly et al. 1983; kruijer et al. 1984; lau and nathans 1985). in fact, many of the genes are superinduced when cells are treated with growth factors plus cycloheximide (greenberg et al. 1986). the genes that have been characterized all contain a sequence motif in their 3'-noncoding sequences that appears to make the mess ...20113254779
platelet-derived growth factor generates at least two distinct intracellular signals that modulate gene expression.regulation of the genes by pdgf has some common features. all are primary response genes, and they can still be expressed in the presence of cycloheximide (cochran et al. 1983; kelly et al. 1983; kruijer et al. 1984; lau and nathans 1985). in fact, many of the genes are superinduced when cells are treated with growth factors plus cycloheximide (greenberg et al. 1986). the genes that have been characterized all contain a sequence motif in their 3'-noncoding sequences that appears to make the mess ...20113254779
rapidly expanding pigmented lesion of the buccal mucosa.a case of oral melanoacanthoma was presented. the differential diagnosis of pigmented lesions of the oral mucous membrane includes a wide variety of categories of disease including local and systemic manifestations of hereditary and developmental conditions, reactive and inflammatory lesions, neoplasms, and metabolic diseases. for some of these lesions the histopathological pattern is diagnostic; for others, the tissue structure and organization are nonspecific and intelligent evaluation require ...20113254175
rapidly expanding pigmented lesion of the buccal mucosa.a case of oral melanoacanthoma was presented. the differential diagnosis of pigmented lesions of the oral mucous membrane includes a wide variety of categories of disease including local and systemic manifestations of hereditary and developmental conditions, reactive and inflammatory lesions, neoplasms, and metabolic diseases. for some of these lesions the histopathological pattern is diagnostic; for others, the tissue structure and organization are nonspecific and intelligent evaluation require ...20113254175
lymphoid dendritic cells in rheumatoid tissue and normal blood--characteristics and functions. 20113254073
bacterial characteristics and follicle surface structure: their roles in peyer's patch uptake and transport of vibrio cholerae. 19883254071
effect of heavy metals on the growth of tissue cultures (ii).the effect of toxic concentrations of three heavy metal compounds on the growth of the secondary callus tissue of nicotiana tabacum l. and ruta graveolens l. was studied. the metal compounds examined were znso4, niso4, cuso4. the metal compounds used were placed in murashige, skoog (1962) and white (1943) culture medium at 10(-6) and 10(-4) m concentration, respectively, before autoclaving. the culture media containing macro- and microelements and vitamins were completed with carbon source and r ...19883254011
effect of heavy metals on the growth of tissue cultures (ii).the effect of toxic concentrations of three heavy metal compounds on the growth of the secondary callus tissue of nicotiana tabacum l. and ruta graveolens l. was studied. the metal compounds examined were znso4, niso4, cuso4. the metal compounds used were placed in murashige, skoog (1962) and white (1943) culture medium at 10(-6) and 10(-4) m concentration, respectively, before autoclaving. the culture media containing macro- and microelements and vitamins were completed with carbon source and r ...19883254011
[characteristics of the use of bone screws in pseudarthroses of the carpal scaphoid]. 20113253841
[characteristics of the use of bone screws in pseudarthroses of the carpal scaphoid]. 20113253841
[fractures and pseudarthroses of the carpal scaphoid. type ii, iii and iv fractures of the median section. orthopedic treatment: various possibilities and results]. 20113253835
[fractures and pseudarthroses of the carpal scaphoid. type ii, iii and iv fractures of the median section. orthopedic treatment: various possibilities and results]. 20113253835
function of identified motoneurones and co-ordination of primary and secondary motor systems during zebra fish swimming.1. the activity of the two classes of motoneurones, primary and secondary, which innervate myotomal muscle fibres in the zebra fish, was monitored with electromyographic and intracellular techniques. 2. simultaneous emg and intracellular recordings from muscle fibres showed that the activity of the two motor systems and of individual primary motoneurones can be distinguished by recording emg spikes during swimming. 3. measurements of emg spikes demonstrated that primary and secondary motoneurone ...20123253426
supplemented schneider's drosophila medium for isolation of leishmania donovani promastigotes. 19883252764
acute diarrhoeal disease in nigeria: detection of enteropathogens in a rural sub-saharan population.a retrospective study was carried out to obtain epidemiological data concerning the relative risk of shigella, salmonella, campylobacter jejuni and vibrio cholerae infection in several rural population groups. faecal samples (rectal swab specimens) were cultured from 914 selected children with acute diarrhoeal disease and from a matched control group of 984 non-diarrhoeal children. shigella were more frequently isolated than the other enteropathogens from both the diarrhoeal (12.7%) and control ...19883252601
fructosamine concentrations in the serum of diabetics and healthy individuals in singapore. 20113252462
fructosamine concentrations in the serum of diabetics and healthy individuals in singapore. 20113252462
[the role of transbronchial lung biopsy in the diagnosis of diffuse lung disease]. 20123252296
conformational dynamics of cytochalasin b in solution as detected by 13c and 1h nmr relaxation rates.13c and 1h nmr spin-lattice relaxation rates have been measured for cytochalasin b in [2h]6dmso. motional features have been interpreted in terms of nearly isotropic reorientation of the whole molecule with few additional internal motions. the 'isotropic' reorientational correlation time was evaluated at 0.21 ns at room temperature. by using selective and double-selective excitation techniques, relevant cross-relaxation terms have been obtained wherefrom proton-proton distances have been calcula ...20123251573
[evaluation of serum cathepsin b-like activity in liver diseases]. 19883250921
[evaluation of serum cathepsin b-like activity in liver diseases]. 19883250921
[provisional crowns and bridges]. 19973250891
[hla as a marker gene in the diagnosis and treatment of chronic rheumatoid arthritis]. 20113249992
[growth profile of children attending a supplementary food program]. 20103249909
[professionals in health areas: knowledge of the documentation terminology]. 20103249908
[perception of teachers in the educational system of the state of são paulo on their training in the health of school children]. 20103249907
paracoccidioidomycosis: a sequential histopathologic study of lesions in experimentally-infected rats. 19883249901
[transmission and persistence of v. cholerae o:1 infection. facts and hypotheses]. 19883249899
[the enzyme activity of the main catabolic metabolism pathways in l-form and typical-form vibrio cholerae cells]. 19883249579
[effect of the cultivation conditions on the development of adhesive and hemagglutinating properties in the causative agent of cholera]. 19883249578
[evaluation of the adhesive properties of non-o1-group vibrio cholerae isolated from people and open reservoirs]. 19883249577
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