Publications
| Title | Abstract | Year Filter | PMID(sorted ascending) Filter |
|---|
| [general characteristics of the incidence of urolithiasis in chuvash assr]. | 2002 | 135390 | |
| inhibition of 86rb+ and 22na+ efflux of ehrlich lettré tumor cells by ca2+. | 2001 | 135529 | |
| [in memory of sh. m. matevosian]. | 2001 | 139545 | |
| removal of an extrauterine iud by combined laparoscopy and colpotomy. | 2002 | 139572 | |
| [turakulov ialkin khalmatovich (on his 60th birthday)]. | 2002 | 139606 | |
| dermatofibrosarcoma protuberans--case reports and review of literature. | 2002 | 139685 | |
| [a case report of laryngeal tuberculosis with pseudotumoral appearance]. | 2003 | 142806 | |
| [association of an ossicle malformation and a congenital preauricular fistula]. | 2003 | 142810 | |
| [experience of a handicapped person. 4. interview of patients at a special facility]. | 2003 | 142852 | |
| [fate of a lavsan strip used for stenosing the small intestine]. | 2003 | 142861 | |
| [demonstration of the variations in accessibility or reactivity of mitochondrial sh groups according to the energy status of the mitochondria]. | evidence for energy dependent variations of mitochondrial sh groups accessibility or reactivity was obtained using alkylating agents. these variations are thought to be consecutive to conformational changes affecting some proteins among them the phosphate carrier and the adenylic nucleotide translocator. | 1977 | 145307 |
| an enzyme histochemical study of non-hodgkin's lymphoma and allied disease. | the enzyme activity for alpha-naphthyl-acetate esterase, naphthol-as-acetate esterase, naphthol-as-d-chloroacetate esterase, acid phosphatase, l(+)-tartrate-resistant acid phosphatase, adenosine triphosphatase, and 5'-nucleotidase was examined on the neoplastic cells of giant follicular lymphoblastoma, the so-called reticulum cell sarcoma and sézary syndrome. the neoplastic cells of giant follicular lymphoblastoma showed distinct activity for adenosine triphosphatase and 5'-nucleotidase, and tho ... | 2003 | 145325 |
| variation in potassium transport properties of mouse 3t3 cells as a result of subcultivation. | unindirectional potassium influx and the fraction of this influx sensitive to ouabain, an inhibitor of the (na + k) activated atpase, have been evaluated as a function of subcultivation of the 3t3 and sv40 transformed 3t3 cell. total and ouabain-sensitive k influx change little over approximately 50 passages of the transformed 3t3 cell. in contrast, these components of k influx increase nearly 5-fold over a similar number of passages of the 3t3 cell. during early passages total and ouabain-sens ... | 1977 | 145445 |
| a role for central serotonergic systems in the pattern and intensity of the convulsive response of rats to electroshock. | 1977 | 145548 | |
| [vectorcardiographic aspects of complete right bundle branch block following ventriculotomy (author's transl)]. | 2003 | 148862 | |
| [effect of sh-reagents on atpase systems of rabbit skeletal muscle nuclei]. | the influence of sulfhydryl reagents on atpase systems of rabbit sceletal muscles nuclei was studied. it is found that p-chmb at low concentration similarly inhibits both mg2+- and mg2+, ca2+-atpases. p-chmb at higher concentrations inhibits completely mg2+, ca2+-atpase, while mg2+- atpase--only by 60%. n-em is lesser specific inhibitor of sh-groups, than p-chmb. the degree of nuclear atpases inhibition by n-em is practically identical. using inhibitory analysis, two hypes of skeletal muscles nu ... | 1978 | 149567 |
| sodium transport ouabain binding, and (na+/k+)-atpase activity in down's syndrome platelets. | 2003 | 149949 | |
| the bulletin turns forty. | 2003 | 150055 | |
| [gastroschisis and omphalocele. treatment and results]. | 2003 | 150087 | |
| [guideline for land (provincial) laws on public health and their incorporation into current land legislation (author's transl)]. | 2002 | 150564 | |
| [characteristics of prevalence of anthrax under the landscape-geographical conditions of the ivano-frankovsk district]. | 1978 | 151465 | |
| a cell line derived from bbn (n-butyl-n-[4-hydroxybutyl]-nitrosamine)-induced rat bladder cancer: establishment and scanning electron microscopic cell surface characteristics. | this research was performed to establish a cell line from experimental bladder tumor and to discuss the biological characteristics of the cell line so established. tissue cultures of epithelial cells were derived from a rat bladder cancer induced by bbn. the cells showed loss of contact inhibition and the phenomenon of piling up after several subcultures. colonial cloning was used. the population doubling time of the wild strain and the colonial clones was about 30 h. the chromosomal mode ranged ... | 1978 | 151485 |
| [dynamic characteristics of the physical development of preschool children]. | 2003 | 152462 | |
| the effect of hypervitaminosis a on rat palatal development. | retinoic acid or retinyl acetate was administered to pregnant rats in doses sufficient to induce a 90% incidence of cleft palate. in another study, a delay in the reorientation of the palatal shelves was observed to be longer with the more potent teratogen, retinoic acid. on day 16 of gestation, 24 hours after final dosage with vitamin a, the synthesis of dna and protein was studied in fetal carcass, mandible, and palate, and that of sulfated mucopolysaccharides (s-mps) and glycoproteins (gp) in ... | 1978 | 152485 |
| huntington's disease--growth of fibroblast cultures in lipid-deficient medium: a preliminary report. | when skin fibroblast cultures derived from subjects with huntington's disease (hd) were grown in medium supplemented with lipid-deficient serum (lds), growth rates were less than those of control cultures. the mean percentage increase in generation times for nine control cultures incurred by using lds rather than fetal calf serum (fcs) was 8.0%. four cultures from 2 patients with hd failed to grow in lds but grew well in medium supplemented with fcs. in nine other cultures derived from 7 patient ... | 2003 | 152597 |
| [postoperative esophageal stenosis (role of the laryngologist)]. | 2002 | 153373 | |
| self-assessment removes pressures of examination. | 2003 | 153860 | |
| [effectiveness of the comprehensive treatment by rhonidase electrophoresis and tbilisi sulfide baths of elderly patients suffering from osteoarthrosis deformans]. | 2003 | 154769 | |
| the suppression of mitogen- and alloantigen-stimulated peripheral blood lymphocytes by cultured human t lymphocytes. | 1979 | 156232 | |
| patterns of neuromuscular disease. as related to stages of normal embryogenesis in voluntary muscle. | skeletal muscle samples from the upper and lower extremities of 38 human fetuses (6 to 18 weeks' gestation) of both sexes were studied by histologic, histochemical, and electron microscopic methods. ultrastructural morphometry was applied. in the different stages of normal development are found regressive changes, ranging from reversible dystrophic to irreversible necrotic alterations, which are characteristic of either primary myogenic myopathies or primary neurogenic muscle atrophies in older ... | 1979 | 156504 |
| studies of dynein from tetrahymena cilia using agarose polyacrylamide gel electrophoresis. | described in this report is an application of agarose-polyacrylamide gel electrophoresis, which separates protein components of crude dynein fraction (fraction i by gibbons) derived from tetrahymena cilia. by this method, the fraction was separated into three protein components (designated as bands i, ii and iii) on the gel. when the gel was actively stained for dynein atpase, a single band appeared, which coincided with the position of band i. a purified dynein prepared by controlled pore glass ... | 2003 | 156562 |
| [study of left ventricular function with quantitative angiocardiographic methods]. | 2003 | 161533 | |
| the preservation of bacteria and fungi on anhydrous silica gel: an assessment of survival over four years. | 2003 | 165168 | |
| isolation and characterization of mutants of haemophilus influenzae deficient in an adenosine 5'-triphosphate-dependent deoxyribonuclease activity. | by a direct assay approach, mutants of haemophilus influenzae rd that are deficient in adenosine 5'-triphosphate-dependent deoxyribonuclease activity (add-) were isolated and characterized. a large proportion (50 to 90%) of the cells in cultures of these mutants failed to produce visible colonies when plated. an extensive analysis of the recombination proficiency of these strains revealed that the transformation frequency (transformants per competent cell) in the mutants was similar to that foun ... | 1975 | 165169 |
| urinary excretion of adenosine 3',5'-monophosphate and guanosine 3',5'-monophosphate in normal children and those with cystic fibrosis. | the urinary excretion of adenosine 3',5'-monophosphate (cyclic amp) and guanosine 3',5'-monophosphate (cyclic gmp) was examined in 98 normal children and 46 children with cystic fibrosis between the ages of 9 months and 18 yr. diurnal variations in cyclic amp and cyclic gmp excretion were observed in subjects from either group, and peak levels of cyclic nucleotide excretion were generally observed during the period of 0700 to 2100 h. excretion rates (mumol/day) of cyclic amp and cyclic gmp incre ... | 2003 | 165210 |
| a simple radioimmunoassay for 3',5', cyclic adenosine monophosphate. | 1975 | 165745 | |
| thymosin-induced differentiation of murine thymocytes in allogeneic mixed lymphocyte cultures. | calf thymosin is shown to enhance the one-way mlr of cba thymocytes cultured with allogeneic mitomycin-c- treated c57bl/j6 spleen cells. thymosin does not enhance the one-way mlr of cba thymocytes cultured with syngeneic mitomucin-c-treated spleen cells. based on this finding we present a relatively simple, rapid and quantitative in vitro microculture hioassay for inducers of t-cell differentiation and propose that thymosin treatment, when accompanied by antigen presentation, induces the two-ste ... | 1975 | 165764 |
| anti-phosphodiesterase activity of the coronary dilating agent hydrochloride carbocromene. | 1975 | 167386 | |
| nuclease digestion of the dna-protein complex from simian virus 40 virions. | 1975 | 167841 | |
| proceedings: variations in cgmp and camp levels in rat uterine smooth muscle induced by carbachol, pgf2alpha and changes in ionic composition. | 1975 | 167895 | |
| influence of atropine, metiamide and vagotomy on camp of resting and stimulated gastric mucosa. | in normal rats the effect of atropine and metiamide was studied on camp levels of resting and histamine-, pentagastrin-, carbachol- and insulin-stimulated gastric mucosa. in vagotomized rats gastric mucosal camp levels were investigated under basal conditions and after insulin. atropine and metiamide did not alter camp levels of resting gastric mucosa. truncal vagotomy caused an increase in gastric mucosal camp, which was not affected by insulin. all gastric secretagogues caused a significant ri ... | 1975 | 168089 |
| immunological relationship between delta herpesvirus of patas monkeys and varicells-zoster virus of humans. | the delta herpesvirus (dhv) which produced outbreaks of exanthematous disease in patas monkeys was shown to have a close immunological relationship to varicella-zoster (v-z) virus of man. immunization of rhesus monkeys with dhv or v-z virus resulted in the development of neutralizing antibodies to both viruses and also in the production of complement-fixing antibodies to v-z virus. immunoglobulin m neutralizing antibody to v-z virus was demonstrated in the serum of a rhesus monkey immunized with ... | 1975 | 168152 |
| congenital granular-cell tumor of alveolar ridge and tongue. report of two cases. | granular-cell tumors in the oral cavity occur primarily on the tongue (myoblastoma) in adults and on the gum pads (congenital epulis) in infants. because of the usual location and age, these histologically and histochemically similar tumors have been separate clinical entities. these case reports, however, report the concurrence of both clinical entities in the same patient. a 7-day-old female infant had a 1 cm. epulis on the right anterior maxilla and two 1.5 mm. masses on the anterior ventrum ... | 1997 | 168531 |
| survival of human enteric and other sewage microorganisms under simulated deep-sea conditions. | the survival of pure cultures of escherichia coli, streptococcus faecalis, clostridium perfringens, and vibrio parahaemolyticus under simulated deep-sea conditions of low temperature (4 c), seawater, and hydrostatic pressures ranging from 1 to 1,000 atm was determined over a period exceeding 300 h. the viability of e. coli and total aerobic bacteria in seawater-diluted raw sewage subjected to these deep-sea conditions was also measured. there was a greater survival of both e. coli and s. faecali ... | 1975 | 169733 |
| inheritance of a lethal immunodeficiency disease of arabian foals. | a fatal syndrome of certain arabian foals which begins at about 25 days of age (range 14 to 46 days) and which runs a course of about 23 days (range 13 to 42 days) is described. the syndrome, which affected 17 foals on a single farm is further characterised by pneumonia, in some instances by dermatitis (dermatophilosis) and other infections, together with a progressive decline in health till death at about 49 days of age (range 34 to 77 days), despite intensive therapy. four of the foals, on his ... | 1975 | 169784 |
| influence of agents that act on dna and rna synthesis on the activity of poly(adp-rib) polymerase. | the activity of poly(adp-rib) polymerase is enhanced in the presence of spermine and spermidine. among the adenosine-like antibiotics tested, only formycin b and showdomycin cause an inhibition of the enzyme, which is competitive to nad. the activity of poly(adp-rib) polymerase is not reduced by rifamycin, alpha-amanitin and 2-phenylethanol. | 1995 | 170123 |
| mutants defective in binding activity for cyclic adenosine 3',5'-monophosphate in vibrio parahaemolyticus. | mutants of vibrio parahaemolyticus defective in binding activity for adenosine 3',5'-cyclic monophosphate are described. they were selected with medium containing the nucleotide together with starch. | 1975 | 170251 |
| myocardial localization of 99mtc-pyrophosphate without evidence of acute myocardial infarction. | localization of 99mtc-pyrophosphate in the cardiac region during routine bone scanning for metastatic tumor is discussed in two cases. clinical information as well as electrocardiographic and serum enzyme studies did not reveal any evidence of acute myocardial injury. the cause of myocardial localization of the radiopharmaceutical is not clear in these cases. | 1976 | 170382 |
| hepatic metabolism of pentites. | 1975 | 170566 | |
| fibrous histiocytoma of the corneoscleral limbus. | a 21-year-old white woman had an apparently benign fibrous histiocytoma at the corneoscleral limbus. by histopathologic and ultrastructural studies, the tumor consisted of lipid-containing histiocytes and fibrocytic cells arranged in a storiform configuration with a collagenous interstitium. after an excision, the lesion gradually decreased in size and did not recur in a five-month follow-up period. | 1977 | 170830 |
| rem phase deprivation and schizophrenia ii. | nine schizophrenic patients with active symptomatology were compared with seven patient controls in their response to two nights of rapid eye movement (rem) sleep deprivation. the control subjects demonstrate "normal" increases in total rem and percentage rem time increase on recovery nights compared to base line nights. the schizophrenic subjects differ substantially from the control subjects in both these measurements and show no perceptible change from base line nights on recovery nights. the ... | 1995 | 173254 |
| [selective isolation of a crp (cyclic amp receptor protein)-defective mutant by growth suppression by cyclic amp]. | 1975 | 175181 | |
| immune host response to corneal grafts sensitized to herpes simplex virus. | experiments were performed to study the fate of corneal grafts sensitized to herpes antigens when grafted to hsv-sensitized hosts. nonsensitized grafts in systemically sensitized hosts remained clear, whereas all locally sensitized grafts in systemically sensitized hosts became opaque within ten days. the stroma showed severe lymphocytic and plasma cell infiltration and neovascularization. one-half of the corneas from systemically sensitized hosts grafted to eyes previously infected opacified in ... | 1976 | 176129 |
| foot-and-mouth disease virus rna. presence of 3'-terminal polyriboadenylic acid and absence of amino acid binding ability. | 1976 | 176778 | |
| temperature-dependent inactivating factor of pseudomonas aeruginosa exotoxin a. | the adenosine diphosphate ribosyl transferase activity of pseudomonas aeruginosa exotoxin a(pa toxin) was found to be rapidly destroyed by heating at 45 to 60c but not by heating at 70 to 90c (for at least 30 min). this phenomenon has been previously described for other bacterial toxins (staphylococcal alpha-toxin and vibrio parahaemolyticus hemolysin) and is termed an arrhenius effect. in contrast, the arrhenius effect was not seen when the pa toxin was heat-treated as above and tested for cell ... | 1976 | 178606 |
| developmental changes in mitochondria during the transition into lactation in the mouse mammary gland. ii. membrane marker enzymes and membrane ultrastructure. | the activity of cytochrome oxidase (an inner mitochondrial membrane marker) in mouse mammary gland homogenates was found to increase five- to sixfold from late pregnancy to day 8 of lactation, while that of monoamine oxidase (an outer membrane marker) increased only about 25%. the specific activity of cytochrome oxidase in the isolated mitochondria decreased slightly over the same period while the specific activity of monoamine oxidase decreased fivefold. this reflects the fact that both cytochr ... | 1976 | 178667 |
| characterizatiion of rat genetic sequences of kirsten sarcoma virus: distinct class of endogenous rat type c viral sequences. | the nucleic acid sequences found in dna and rna from rat cells which are homologous to kirsten sarcoma virus have been characterized. the homologous sequences are present in multiple copies per diploid rat cellular genome in a variety of different rat cellular dna's. in certain cells that constitutively express only low levels of sequences homologous to kirsten sarcoma virus, bromodeoxyuridine treatment leads to the expression of high levels of these sequences in rna. supernatants from cell line ... | 1976 | 178897 |
| [localization of genome rna synthesis in sendai virus]. | localization of sendai virus 50s rna in ehrlich ascitic carcinoma cells was studied. at 48 hours postinfection virus-specific 50s rna was found in the nucleus after 30 min exposure to 3h-uridine, and its amount increased after 1-hour exposure to the precursor reaching 18% of the total nucleus virus-specific rna. after 2-hour or longer exposure to the precursor the amount of 50s rna in the nuclei decreased considerably and in the cytoplasm in this gradient region a considerable radioactivity appe ... | 1975 | 179216 |
| new frontier for radiology: computed tomography. 40th annual preston m. hickey memorial lecture. | the basic principles of computed tomography (ct) and their application are discussed. the impact of this method on neuroradiologic diagnosis is reviewed, including economic considerations and the effect on nuclear medicine and other diagnostic procedures. the initial experiences of the mallinckrodt institute with whole body scanning are illustrated, and failure possibilities for ct are predicted. | 1997 | 179368 |
| the kinetics of suppression of proliferation of oxidized murine lymphoid cells by sodium borohydride reduction. | 1997 | 179717 | |
| laboratory investigation of diarrhea in travelers to mexico: evaluation of methods for detecting enterotoxigenic echerichia coli. | a laboratory investigation was conducted on cultures collected from travelers before, during, and after a trip to mexico to characterize the etiology of traveler's diarrhea. four laboratory methods for detecting enterotoxigenicity of escherichia coli were evaluated: the infant mouse assay, the chinese hamster ovary (cho) cell assay, the y1 adrenal cell assay, and the rabbit ileal loop. although a number of common enteric pathogens were identified as a cause of traveler's diarrhea, including six ... | 1976 | 180047 |
| nitrogenase of azotobacter chroococcum. kinetics of the reduction of oxidized iron-protein by sodium dithionite. | the kinetics of the reduction of oxidized fe-protein of nitrogenase from azotobacter chroococcum by sodium dithionite were studied by stopped-flow and rapid-freezing e.p.r. (electron-paramagnetic-resonance) spectroscopy. the appearance of the gav. = 1.94 e.p.r. signal (0.24 electron integrated intensity/mol) was associated with a one-electron reduction by so2--with k greater than 10(8)m-1-s-1 at 23 degrees c. a value of k = 1.75s-1 was obtained for the rate of dissociation of s2o42- into 2so2-- ... | 1976 | 180978 |
| erythrocyte pyridoxine kinase levels in patients with sideroblastic anemia. | 1992 | 183116 | |
| [anuria caused by allo-immunization in the kidd system]. | 1990 | 183289 | |
| [electron microscopic features of lung cancer with special reference to prognosis of anaplastic carcinoma (author's transl)]. | 1990 | 184319 | |
| how the mouse leukemia virus was discovered. a talk with ludwik gross. | 1976 | 184434 | |
| [conservative treatment of patients with small cell lung cancer]. | 1983 | 184622 | |
| elevated serum angiotensin i converting enzyme in sarcoidosis. | serum angiotensin i converting enzyme was found to be elevated in 56 patients with sarcoidosis (52.7 +/- 25.4 nmole per min per ml) compared to 84 normal control subjects (28.2 +/- 11.3 nmole per min per ml), 22 patients with tuberculosis (26.4 +/- 10.9 nmole per min per ml), and 20 patients with lymphomas (31.8 +/ 13.9 nmole per min per ml). forty-eight per cent of the patients with sarcoidosis had values of enzymatic activity that were higher than 2 sd above the mean value of the control popul ... | 1990 | 184726 |
| laboratory diagnosis of foodborne diseases. | many bacterial species are responsible for sporadic cases and outbreaks of foodborne intoxication and infection. the foodborne diseases are classified on the basis of the pathogenetic mechanisms involved into four categories: performed toxin, enterotoxin formed in the colonized small intestine, mucosal invasion (enterocolitis) and mucosal invasion with bacteremia. invasive and toxigenic strains of enteropathogenic escherichia coli are discussed. in vivo test systems for the identification of ent ... | 1976 | 184732 |
| quantification of human atrioventricular nodal concealed conduction utilizing s1s2s3 stimulation. | we studied antegrade concealed conduction of atrial extrastimuli (a2) that blocked in the atrioventricular (av) node in eight subjects, using a third extrastimulus (a3), coupled at decreasing coupling intervals to a2. three a1-a2 intervals were tested in each subject: late (just shorter than av nodal effective refractory period), intermediate, and early (just longer than atrial functional refractory period). the curves relating the following variables were constructed for each a2: a1-a3, h1-h3 a ... | 1976 | 184975 |
| release and uptake of 5-hydroxytryptamine (5-h-t) by a single 5-ht containing neurone [proceedings]. | 1983 | 185364 | |
| reconstitution of t cell function in patients with subacute sclerosing panencephalitis treated with thymus humoral factor. | two patients with subacute sclerosing panencephalitis (sspe) showed impairment of cell-mediated immunity, as indicated by a low t cell number, decreased intracellular cyclic amp levels of peripheral blood lymphocytes, negative graft-vs.-host reaction in vivo, negative skin reactions to common antigens and, in one of the patients, abnormal reactions in migration inhibition factor tests. since some of the impaired t cell functions in one of the patients were reconstituted in vitro by the administr ... | 1976 | 186082 |
| autopsy correlations of computerized tomography: experience with 6,000 ct scans. | seventy-nine autopsy correlations of ct scans showed (1) excellent correlations in normal brains, but the size of the lateral ventricles consistently larger during life than after death; (2) a distinctive pattern differentiating obstructive from nonobstructive hydrocephalus; (3) infarctions appearing as areas of decreased densities of parenchyma in vascular distributions; (4) distinctive high density appearances of hemorrhages that differentiated them from infarctions and, in general, all other ... | 1974 | 186726 |
| [ambulatory diagnostic methods in disorders of sex maturation]. | the most important investigative methods for study of disorders of pubertal development are simple. however, they require a detailed knowledge of the normal course of puberty. in most cases the family history (height of the parents, course of puberty in the father, age at menarche of the mother), personal history (growth curve, height velocity) and physical examination (height measurement, evaluation of stage of pubertal development, bone age) make it possible to decied whether there is benign d ... | 1974 | 186866 |
| [carbohydrate metabolism in the kidneys of rats with dimethylnitrosamine-induced tumors]. | under study was anaerobic glycolysis, the activity of hexokinase, lactate dehydrogenase, gluco-6-phosphatase in rat kidneys in dimethylnitrosamine (dmna) induced tumors in them. dmna was administered perorally in the dosage of 10 mg/kg during 4 weeks (25 mg per rat). following 8 months tumors developed in the renal cortical substance. the tumor tissue, the renal cortical substance adjacent to the tumor, and the renal cortical substance without macroscopic tumor signs have been studied. an increa ... | 1976 | 186957 |
| [histochemical studies on the role of myoepithelial cells in the morphogenesis of mammary tumors in the bitch. 3. immunohistochemical findings in mammary tumors]. | 1976 | 186986 | |
| the nadph oxidase activity of polymorphonuclear neutrophilic leukocytes revisited. | 1976 | 187027 | |
| inhibitory effects of prostaglandin e1 on responses of rabbit ear artery to nerve stimulation and on release of norepinephrine. | pge1 in concentrations of 7 x 10(-9) to 4.5 x 10(-7) m inhibited the vasoconstrictor responses of the perfused rabbit ear artery to nerve stimulation. the degree of inhibition was dependent on the concentration of pge1, as well as on the train length and frequency of stimulation. the vasoconstriction produced by norepinephrine was not altered by 1.1 x 10(-7) m pge1. this substance markedly reduced the stimulation-evoked outflow of 3h-norepinephrine from the artery. the findings indicate that pge ... | 1976 | 187049 |
| reversal of the memory-disruptive effects of rem sleep deprivation by physostigmine. | 1976 | 187162 | |
| the action of snake venom, phospholipase a and trypsin on purified myelin in vitro. | 1. purified myelin was incubated with snake venom or phospholipase a in the presence of or absence of trypsin at 37 degrees c, ph7.4, for different times. 2. analysis of the myelin pellet obtained after centrifugation of the myelin sample incubated with snake venom or phospholipase a alone showed conversion of phosphatidylcholine, phosphatidylethanolamine and phosphatidylserine into their corresponding lyso compounds. no significant loss of myelin protein was observed in these samples. 3. a mark ... | 1976 | 187172 |
| a progressive approach to the problem of foodborne infections. | qualitative and quantitative bacteriological examinations of 100 samples of perishable foods from 39 retail stores were performed to determine the presence of bacterial contaminants and to explore the feasibility of establishing and utilizing microbiological standards in enforcement. forty-six per cent of the samples had standard plate counts in excess of 100,000 per gram, 17 per cent showed coliform organisms in excess of 100 per gram, 20 per cent revealed the presence of staphylococcus aureus ... | 1977 | 188346 |
| infectious murine type-c viruses released from human cancer cells transplated into nude mice. | type-c virus particles were revealed by electron microscope in 6 of 9 tumours of cultured and biopsied human cancers heterotransplanted into nude mice. some tumours in nude mice were explanted for in vitro cultivation. the virus particles were also found in the cultures derived from the virus-positive tumors. they were mostly found extracellularly, but the particles in budding process were also encountered frequently. cytological study and karyotype analysis of the cultured cells proved these vi ... | 1977 | 193756 |
| the storage lipids in tangier disease. a physical chemical study. | the physical states and phase behavior of the lipids of the spleen, liver, and splenic artery from a 38-yr-old man with tangier disease were studied. many intracellular lipid droplets in the smectic liquid crystalline state were identified by polarizing microscopy in macrophages in both the spleen and liver, but not in the splenic artery. the droplets within individual cells melted sharply over a narrow temperature range, indicating a uniform lipid composition of the droplets of each cell. howev ... | 1977 | 193870 |
| [nuclear receptors for triiodothyronine. i. binding of triiodothyronine (t-3) in rat liver following in vivo administration of labelled hormone]. | 1977 | 195802 | |
| preparation of biologically active tritium-labelled 1--34 human parathyroid hormone. | 1977 | 195840 | |
| cellular metabolic control by chemical modification of cell membrane. | various reagents used in the chemical modification of amino- and carboxy-groups of proteins, and of carbohydrates of glycoproteins and glycolipids, inhibit respiration in ascites tumor cells concomitant with release of potassium ion from those cells. the respiratory activity of washed ascites tumor cells is increased by exogenous addition of potassium ion. the lowered respiratory control index as well as oxidative phosphorylation of aged mitochondria are restored upon increasing the potassium co ... | 1976 | 196300 |
| etiology of virus pneumonia among children in peking, 1973-1975. | 1977 | 196816 | |
| sleep-related periodic headache and imipramine. | 1994 | 197039 | |
| bacterial hazards. | 1977 | 197534 | |
| progesterone interaction with estrogen and antiestrogen in the rat uterus--receptor effects. | daily injections of estradiol or the antiestrogen tamoxifen initially stimulate uterine weight increase and progesterone receptor synthesis, though continued tamoxifen fails to maintain the increased weight. the stimulatory actions of both estradiol and tamoxifen are inhibited or reversed by a single injection of progesterone. it has been hypothesized that progesterone antagonizes estrogen action by reducing estrogen receptor levels, but in the present experiments neither cytoplasmic nor nuclear ... | 1977 | 201053 |
| plasma adrenocorticotropin levels in normal dogs. | plasma concentrations of adrenocorticotropin (acth; corticotropin) were measured in 31 normal dogs (house pets) at rest. the mean concentration was 45.77 pg/ml of blood, with individual values ranging from 17 to 98 pg/ml of blood. the measurement of this hormone secreted by the anterior lobe of the pituitary gland (adenohypophysis) may aid in the diagnosis of spontaneous canine adrenal cortical disorders, both primary and secondary. | 1977 | 201191 |
| blood chemistry and lipid profiles of elite distance runners. | in summary, we conclude that the analysis of the blood profiles of elite runners offers no explanation for their superior fitness of physical ability when compared to the good runners. selected enzymes related to cellular or tissue damage may be elevated in distance runners and could be classified as abnormal on routine clinical evaluation if unaware of their physical lifestyles. it is also important to note that certain blood profile parameters, especially the hematocrit, could be classified as ... | 2003 | 201207 |
| an investigation of the homology of guanylate kinase isozymes in mammals and further evidence for multiple guk gene loci. | guanylate kinase in the red cells of 63 different mammalian species was studied by electrophoresis and multiple molecular forms of the enzyme were found in all species. two species were investigated in more detail. using molecular weight estimates as a criterion of homology, the fallow deer and the chinese hamster were found to have isozymes that corresponded to isozyme e, f, and g of man. variation in the guanylate kinase isozymes was detected in a small population of orangutans. results sugges ... | 1977 | 201245 |
| interaction of butylated hydroxytoluene (bht) with phospholipid bilayer membranes: effect on 22na permeability and membrane fluidity. | 2003 | 201255 | |
| 1,2,4-triazole amino nucleosides. 1-beta-d-3'-amino-3'-deoxyribofuranosyl-1,2,4-triazole-3-carboxamide and related nucleosides. | the synthesis of 1-beta-d-3'-amino-3'-deoxyribofuranosyl-1,2,4-triazole-3-carboxamide--the 3'-amino analogue of ribavirin--and five related nucleoside analogues is described. each analogue exhibited ld50 concentrations greater than 100 microgram/ml against p-388 mouse lymphoid leukemia cells in tissue culture. antiviral testing indicated that none of the compounds exhibited significant activity. | 1977 | 201758 |
| electron paramagnetic resonance spectra of myeloperoxidase in polymorphonuclear leukocytes. | 1978 | 202508 | |
| [effect of various antibiotics, disinfectants and uv light on the viability of vegetative cells and spores of cl. perfringens type a]. | 1977 | 202819 | |
| replication of vesicular stomatitis virus facilitated in nonpermissive cells by early functions of shope fibroma virus. | 1978 | 202973 | |
| [new findings on various bacteria and their toxins as possible causative agents of food poisoning]. | 1977 | 203102 | |
| calcium gradient dependent pyrophosphate formation by sarcoplasmic vesicles. | the vesicles of the sarcoplasmic membranes synthesize pyrophosphate from inorganic phosphate. pyrophosphate synthesis proceeds as long as a calcium gradient is maintained across the vesicular membranes. pyrophosphate synthesis is inhibited by low concentrations of nucleoside triphosphates. | 1977 | 203132 |