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rifampicin-resistant strains of mycobacterium leprae may have reduced virulence.a strain of mycobacterium leprae resistant to rifampicin (rmp) failed to infect normal mice when injected into the foot pads (fp) at a dose of 10 or 100 bacilli/fp, although it could be maintained by serial passage in mice by the use of inocula of 10(4) bacilli/fp; normal mice can be infected by rmp-sensitive m. leprae at a dose of 10 bacilli/fp. by contrast, nude (athymic) mice could be infected with an inoculum of 10 bacilli/fp of the rmp-resistant strain. it is suggested that the strain conce ...19883275779
changing patterns of infectious diseases.in the 20 years that have passed since i received my medical degree, some of the most evident, striking, and interesting changes in patterns of diseases have occurred among those due to transmissible agents. among other changes are the recognition of new diseases, new clinical manifestations for old diseases, new ecologic niches for traditional pathogens, and new modes of disease transmission. implicated causes for these changes include alterations in lifestyle such as sexual behaviour, leisure ...20103279773
prevalence of anaplasmosis and babesiosis in n'dama cattle of the gambia.sera from 184 n'dama cattle randomly selected and averaging 2-7 years of age were tested for the presence of specific antibodies to anaplasma marginale, babesia bovis and b. bigemina, using one or more serological tests including complement fixation, rapid card agglutination and indirect fluorescent antibody (ifa). tests for a. marginale and b. bovis were essentially negative. utilising the ifa test 65% of the sera tested were positive for b. bigemina. three randomly selected two-year-old n'dama ...19883281338
[changes in s-adenosylmethionine metabolism in liver cirrhosis]. 20123287509
a long-term prospective study of the use of methotrexate in rheumatoid arthritis. update after a mean of fifty-three months.twenty-five patients have completed a mean of 53 months of treatment with methotrexate (mtx) as part of a prospective study of the long-term safety and efficacy of the drug. since the time of the last report (at a mean of 29 months), the mean dosage of mtx has increased from 12.4 mg/week to 14.6 mg/week, whereas the mean prednisone dosage has decreased from a baseline of 7.1 mg/day to 1.9 mg/day. a significant improvement from baseline in all clinical parameters tested was maintained, and respon ...20113288222
a long-term prospective study of the use of methotrexate in rheumatoid arthritis. update after a mean of fifty-three months.twenty-five patients have completed a mean of 53 months of treatment with methotrexate (mtx) as part of a prospective study of the long-term safety and efficacy of the drug. since the time of the last report (at a mean of 29 months), the mean dosage of mtx has increased from 12.4 mg/week to 14.6 mg/week, whereas the mean prednisone dosage has decreased from a baseline of 7.1 mg/day to 1.9 mg/day. a significant improvement from baseline in all clinical parameters tested was maintained, and respon ...20113288222
[treatment of hypertension today]. 20123288579
[brain morphology of microtus brandti (radde, 1861) and alticola argentatus semicanus (allen, 1924) (rodentia, cricetidae). results of the mongolian-german biological expeditions since 1962, no. 189)]. 20063291445
a prototype device for nonimmersion shock wave lithotripsy using ultrasonography for calculus localization.extracorporeal shock wave lithotripsy has revolutionized the clinical treatment of renal calculi. a device was constructed with a spark gap for shock wave generation and a water-filled ellipsoidal reflector to focus the shock wave energy. a membrane coupled the device to the pig and an ultrasonic transducer was used for stone visualization. initial in vitro experiments and in vivo studies using dwarf pigs demonstrated fragmentation of calculi.19883294438
clonorchiasis: an update.the ability of clonorchis sinensis to cause severe hepatobiliary disease is illustrated by the case we have reported, in which biliary obstruction and hepatic fibrosis resulted from the pathologic process associated with chronic clonorchiasis. immunodiagnostic tests are currently limited, and diagnosis, as illustrated by our case, relies on identification of the fluke, usually as the adult or egg stage in clinical specimens. praziquantel has revolutionized therapy of this disease, but surgical d ...19873299730
cytotoxic escherichia coli. 19873305326
monoclonal antibodies that distinguish trypanosoma congolense, t. vivax and t. brucei.monoclonal antibodies (moabs) were derived against in-vitro-propagated procyclic forms of trypanosoma congolense, t. vivax, t. brucei brucei and t.b. rhodesiense in order to identify antigens for use in immunodiagnosis of african trypanosomiasis. the antibodies have been tested against procyclic and bloodstream form trypanosomes of 13 t. congolense, six t. vivax six t.b. brucei, four t.b. rhodesiense, five t.b. gambiense and three t. simiae isolates from different geographical areas by indirect ...19873306569
a predominant idiotype in the gut associated lymphoid tissue. 20123318285
antibodies against mammary derived growth inhibitor (mdgi) react with a fibroblast growth inhibitor and with heart fatty acid binding protein.a polypeptide growth inhibitor, designated as mammary derived growth inhibitor, has previously been purified from lactating bovine mammary glands. polyclonal rabbit antiserum raised against mammary derived growth inhibitor cross-reacts with bovine heart fatty acid binding protein and bovine peripheral myelin p2 protein. these results are consistent with the observation that the amino acid sequence of mammary derived growth inhibitor showed homology to the sequences of these proteins. in a parall ...19873318832
[eosinophilic acropustulosis in infancy]. 20123327808
medium conditioned by spleen cells of nematospiroides dubius-infected mice does not support development of cultured mast cells.the ability of different conditioned media to support mast cell development from precursors in normal bone marrow was evaluated. many mast cells developed in bone marrow cultures containing medium conditioned by concanavalin-a-stimulated spleen cells of normal mice, trichinella spiralis-infected mice, or mice infected for 6 days by nematospiroides dubius. by contrast, medium conditioned by concanavalin-a-stimulated spleen cells of mice having 18-day infections of the nematode n. dubius failed to ...19883338850
assessing the preoperative adult.a patient who is about to undergo surgery requires a presurgery evaluation that focuses on certain risks, including the risk of anesthesia. even the generally healthy, ambulatory patient who is scheduled for an elective procedure should have a focused history and physical in order to anticipate and prevent complications. this article outlines the questions necessary to ask, the physical examination to be performed and the tests to be ordered during a preanesthesia assessment.20123340345
relationship between self-control and alcohol consumption patterns and problems of college students.the relationship between self-control strategies, alcohol-related problems and the quantity and frequency of alcohol use was examined. analyses of data from 410 university students who completed the student alcohol questionnaire and the self-control questionnaire indicated that both internal and external self-control strategies were significantly correlated with alcohol-related problems and alcohol consumption variables. self-control strategies were also found to be applied differentially across ...20123347074
measuring care. evaluation of care: measurement in clinical situations. 20103347541
cultivation of anaplasma marginale from cattle in a dermacentor cell line.a tick cell line derived from dermacentor variabilis (rml-15) was inoculated with bovine rbc infected with anaplasma marginale. two hours after inoculation, numerous rbc were phagocytized by the tick cells. after one passage of the cell culture, numerous groups of anaplasma-like particles were seen in the tick cell cytoplasm. increased numbers of anaplasma-like particles also were present. seemingly, anaplasma can multiply in tick cells.19883348535
experimental anaplasmosis in mule deer: persistence of infection of anaplasma marginale and susceptibility to a. ovis.an experimental anaplasma marginale infection was induced in a splenectomized mule deer (odocoileus hemionus hemionus) which persisted subclinically at least 376 days as detected by subinoculation into susceptible cattle. anaplasma ovis was experimentally transmitted from sheep to a splenectomized and a spleen-intact mule deer, and back to sheep. the pathogenesis in deer was very similar to that seen in sheep using ovine blood inoculations.19883352081
a retrospective cohort study of lung cancer and diesel exhaust exposure in railroad workers.the risk of lung cancer as a result of exposure to diesel exhaust from railroad locomotives was assessed in a cohort of 55,407 white male railroad workers 40 to 64 yr of age in 1959 who had started railroad service 10 to 20 years earlier. the cohort was traced until the end of 1980, and death certificates were obtained for 88% of 19,396 deaths; 1,694 lung cancer cases were identified. yearly railroad job from 1959 to death or retirement was available from the railroad retirement board, and serve ...20093354987
the oxidant defence system in water-buffaloes (bubalus bubalis) experimentally infected with anaplasma marginale.the glutathione (gsh) -oxidant defence system protects the erythrocytes and leucocytes from oxidative damage. leucocyte -superoxide dismutase (sod), gsh-peroxidase (gsh-px), gsh-reductase (gr), gsh-s-transferase (gsh-s-t) and arginase were examined in samples from buffaloes infected with anaplasma marginale. all the enzymes, except arginase, were also studied in the red cell haemolysates from these animals. gsh-s-t, gsh- and glutathione-reductase (gr) levels in leucocytes decreased in infected a ...19883369075
ticks parasitising the indian buffalo (bubalus bubalis) and their possible role in disease transmission.a total of 13 ixodid tick species, boophilus microplus, haemaphysalis bispinosa, haemaphysalis cornupunctata, haemaphysalis himalaya, heamaphysalis montgomeryi, hyalomma anatolicum anatolicum, hyalomma dromedarii, hyalomma marginatum isaaci, hyalomma (hyalommina) brevipunctata, hyalomma (hyalommina) hussaini, nosomma monstrosum, rhipicephalus haemaphysaloides, and r. turanicus were collected off 424 buffaloes from the northwestern states of india. ten tick species, amblyomma testudinarium, b. mi ...19883369083
monitoring of surface contamination on sealed sources. 20123370441
the primary structure of the histone h2a(2) type from wheat germ. a core histone type with both, n-terminal and c-terminal extensions.the histone h2a(2) type from wheat germ comprises at least two highly homologous isohistones with 151 amino acid residues. microheterogeneity occurs mainly at the n-terminal and c-terminal regions. these isohistones have both n-terminal (7 amino acid residues) and c-terminal (15 amino acid residues) extensions relative to calf thymus histone h2a.19883371346
immunization of cattle with a 36-kilodalton surface protein induces protection against homologous and heterologous anaplasma marginale challenge.immunization of cattle with a purified anaplasma marginale major surface protein, amf36, induced protection against homologous challenge with the florida isolate. similarly, immunized cattle were protected from challenge with the antigenically and structurally distinct washington-o isolate of a. marginale. the degree of protection in amf36-immunized cattle varied from complete prevention of rickettsemia to significant delay in the onset of rickettsemia compared with control immunized cattle. a s ...19883372018
molecular size variations in an immunoprotective protein complex among isolates of anaplasma marginale.a major surface protein complex from the florida isolate of anaplasma marginale has been previously shown to induce protection in immunized cattle and has been proposed as the basis of a subunit vaccine against anaplasmosis. this complex in the florida isolate is composed of two noncovalently associated polypeptides with molecular masses of 105 and 100 kilodaltons (kda). the analogous protein complex from four geographically different isolates of a. marginale was immunoprecipitated and compared ...19883372021
audiological management in the recovery phase of bacterial meningitis.during a specified 12-month period, a prospective study of all children admitted to a 139-bed city children's hospital with confirmed bacterial meningitis enabled assessment audiologically at 48 h, 6 weeks and 12 weeks post-admission using a test battery approach including auditory brainstem evoked responses and tympanometry. results suggested conductive dysfunction to be a major cause of fluctuating hearing loss within the group. the incidence of sensori-neural loss was 16.6% of ears tested at ...19883372144
passive smoking and colic-like behaviour in babies. 20123372251
some concerns about current laser surgery of condylomata acuminata. 20123372765
expression of proto-oncogenes in embryonic, adult, and transformed tissue of xiphophorus (teleostei: poeciliidae).in xiphophorus the causative, primary cellular oncogene for melanoma formation has been assigned by classical genetics to a sex-chromosomal locus, designated tu. activation of tu was proposed to be the result of the elimination of tu-specific regulatory genes which normally suppress the transforming function in the non-tumorous state. in order to understand the role which known proto-oncogenes might play in this process, we have analysed the expression of src, erb a, erb b, ras, abl, sis and mil ...20123374960
radioimmunoassay for anaplasma marginale antibodies in cattle.a radioimmunoassay is described for use in the detection of anaplasma marginale antibodies in cattle sera. optimal sensitivity and specificity were obtained by using 2 antigens, an a marginale antigen and a rbc antigen (obtained before infection was established) from the same calf. in addition, sera were preabsorbed with rbc from healthy cattle and with sonicated babesia bovis. of 86 sera obtained from cattle with a marginale infection (as determined by blood smear examination or by results of s ...19883377309
gonococcal urethritis with bilateral tysonitis.a case of gonococcal urethritis with bilateral tysonitis is presented. results of gram's stain and positive culture for neisseria gonorrhoeae confirmed the diagnosis. the patient was treated successfully with aqueous procaine penicillin with probenecid followed by oral ampicillin for ten days.19883391048
the secondary structure of large-subunit rrna divergent domains, a marker for protist evolution.the secondary structure of the large-subunit ribosomal rna (24-26s rrna) has been studied with emphasis on comparative analysis of the folding patterns of the divergent domains in the available protist sequences, that is prorocentrum micans (dinoflagellate), saccharomyces carlsbergensis (yeast), tetrahymena thermophila (ciliate), physarum polycephalum and dictyostelium discoideum (slime moulds), crithidia fasciculata and giardia lamblia (parasitic flagellates). the folding for the d3, d7a and d1 ...19883395681
characteristics of an attenuated anaplasma marginale of deer origin as an anaplasmosis vaccine.a fully virulent field anaplasma marginale isolate, passaged to a splenectomised white tailed deer, lost virulence for cattle after 18 months in the non-bovine host. this attenuated a. marginale produced a mild response in four 18-month-old holstein steers characterised by an average 2.4% parasitaemia, a 13% drop in pcv and a positive serological response. all vaccinated steers were immune to challenge with a fully virulent, heterologous a. marginale when compared with non-vaccinated controls.19883400115
treatment of impaired cerebral function in psychogeriatric patients with memantine--results of a phase ii double-blind study.memantine was investigated in a phase ii double-blind trial on 30 elderly patients by comparison with a placebo with the aid of several psychometric tests. it was found that vigilance, short-term memory, and concentration improve significantly under memantine. it was also found that memantine exerted a beneficial effect on psychiatric and neurological symptoms despite the presence of an organic psychosyndrome of many years' duration and multiple morbidity. the tolerance of the preparation was go ...20123406051
types i and ii sensitized photooxidation of aminoacid by phthalocyanines: a flash photochemical study. 20123406125
serum zinc in homosexual men with antibodies against human immunodeficiency virus. 19883416468
prenatal diagnosis of subdural hygroma. 20123418780
effect of splenectomy on exercise-induced pulmonary and systemic hypertension in ponies.large increases in systemic and pulmonary arterial pressures of exercising healthy ponies have been observed. because exercise causes a considerable increase in pcv of ponies, we examined the effect of splenectomy on exercise-induced changes in systemic and pulmonary pressures. these pressures (taken with catheter-tip micromanometers) and indicator dilution cardiac output were determined on 9 healthy ponies that had undergone splenectomy 4 to 9 weeks before the study. data obtained at rest and d ...20123421538
verification of ineffectual activity of ivermectin against adult onchocerca spp in the ligamentum nuchae of horses.ivermectin paste formulation (200 micrograms/kg) was administered orally to 27 horses (13 thoroughbreds and 14 of mixed breeding) to evaluate activity against adult onchocerca spp in the ligamentum nuchae. ages, known or estimated, of the horses ranged from 1 to 22 years. single or multiple doses (1 to 5) of the drug were given to each horse. when multiple doses were administered, the intervals between treatments ranged from 7 to 92 days. at 27 to 171 days after initial treatment (single dose or ...19883421544
piperazine resistance in population-b equine strongyles: a study of selection in thoroughbreds in kentucky from 1966 through 1983.observations were completed over an 18-year period (1966 through 1983) in thoroughbred mares (15/year) and yearlings (11 to 24/year) on a farm where benzimidazole-resistant small strongyles had emerged previously (1962 to 1965). this farm was operated as a closed, nonboarding type, which included a racing stable for its home-bred foals. at 2-week intervals, counts of worm eggs per gram of feces (epg) and larvae per gram of feces were done to monitor strongyle infections and efficacies of bimonth ...19883421545
detection of anaplasma-marginale-infected tick vectors by using a cloned dna probe.anaplasmosis is the most widely distributed of several important tick-borne diseases that constrain cattle production throughout much of the world. evaluation of the effectiveness of disease control strategies that integrate vaccination with tick control requires the ability to monitor tick and cattle infection rates. to detect anaplasma marginale in ticks and bovine erythrocytes, a 2-kilobase dna fragment from a cloned a. marginale gene coding for a surface protein having a mr of 105,000 was pr ...19883422471
[possibilities of rehabilitation in psychiatric facilities]. 20123427663
influence of castration and testosterone propionate on prostatic and seminal vesicular lipids in mature monkeys.the effect of castration and administration of testosterone propionate (tp) has been studied in mature monkeys in relation to prostatic and seminal vesicular lipids to castrates on prostatic and seminal vesicular lipids were studied in mature monkeys. castration decreased prostatic total lipid, total phospholipids and total glyceride glycerols. among neutral lipid classes only diacyl glycerol was decreased due to castration. similarly among phospholipid classes, phosphatidyl choline and ethanola ...19873429027
radiographic anatomy of the calcaneus. part iii: superior surface. 20123430354
perspectives in mucosal immunity: a ruminant model.all mammalian species have developed specialized defence mechanisms at the interface between mucosal surfaces and the environment and this system operates independently of the systemic immune system. attachment of organisms to the mucosal epithelium is a primary prerequisite for infection and is an important virulence determinant for pathogens of these sites. the mucosal immune defences are thus characterized by production of iga antibodies, the principal mode of action of which is to inhibit th ...20123433664
on the development of the conformation of deamino oxytocin. 20123436708
the persistence of colostral anaplasma antibodies and incidence of in utero transmission of anaplasma infections in calves under laboratory conditions.twenty-six calves, born from 25 anaplasma-infected, intact and splenectomized cows, from a herd kept under strict tick-free laboratory conditions, were monitored for the presence of anaplasma antibodies, using the rapid card agglutination test. serum was collected at birth, weekly for 12 weeks, and then monthly for approximately 6 months. specific antibodies passively acquired could be detected in calf sera for an average period of 8 weeks after birth. calves that remained positive for longer th ...19873444609
quality of adrs. 20123445803
hepatitis d in new zealand preliminary survey. 19863459096
sympathetic, muscarinic vasodilation in cranial vessels of the cat.pressor responses evoked by stimulation of the preganglionic sympathetic trunk of the feline superior cervical ganglion have been recorded in vivo from the vascular bed perfused by one external carotid and the vertebral artery. when vasoconstrictor activity is blocked and potential vasodilator activity enhanced by close, intracarotid injection of guanethidine and prostaglandin f2 alpha respectively, stimulation evokes a weak pressor response followed, on cessation of stimulation, by a prolonged ...19863460813
renal cell carcinoma in the wistar-lewis rat: a model for studying the mechanisms of cholesterol acquisition by a tumor in vivo.renal adenocarcinoma implanted into isogeneic wistar-lewis rats closely resembles human renal cancer. this paper characterizes the tumor's growth rate, metastatic potential, and its light and electron microscopic appearance. additionally, for the first time, the pathways through which a tumor acquires the cholesterol needed for growth were quantified in vivo. two 1-mg pieces of renal carcinoma were implanted beneath the renal capsule of 80 wistar-lewis rats. of the implanted tumors 95% "took" an ...19863486039
deficient expression of mhc class ii antigens in some cases of human b cell leukaemia.cells from the peripheral blood of patients with b cell chronic lymphocytic leukaemia (b-cll) and acute lymphoblastic leukaemia (all) were examined for the expression of mhc class ii antigens, using a number of monoclonal antibodies (moab) including l243 (anti-dr) and tu22 (anti-dq). there was wide variation in expression of mhc class ii antigens in cll, both from patient to patient and among cells from the same individual. in a number of subjects a significant proportion of the cells had detect ...19863486060
different effects of reinforcing and reducing manipulations in acupuncture assessed by tail-flick latency, vocalization threshold and skin temperature in the rat. 19873497315
research training of surgical residents as studied from the resident's forum.participants in the resident's forum were surveyed to gain an appreciation of their impression of their research training. the vast majority believed that adequate resources and supervision had been available for their research. the resident generally was the principal investigator, the primary writer of the grant to fund the study, and developed the experimental design. supervision was usually by a diplomate who took an active role in the project. projects were funded by several different sourc ...20123507137
cancer therapy: radiation and hyperthermia. 20123507783
insomnia. 20123528949
kinetic analysis of lamb mutants suggests the signal sequence plays multiple roles in protein export.we have developed a quantitative assay to measure the rate of processing of precursor lamb into mature protein and have used this assay to characterize 10 previously isolated and 3 new lamb signal sequence mutants. the data suggest that the lamb signal sequence serves a complex function. our assay has revealed five types of signal sequence defect: 1) a strong kinetic defect resulting from alteration of the secondary structure in the putative alpha-helical region in the hydrophobic core, 2) a str ...19863533933
biosynthetic preparation of radioactively labelled ethanolamine plasmalogen (1-o-[1'-14c]octadec-1'-enyl-2-acyl-sn-glycero-3-phosphoethanola mine) using a protozoan cell culture.ethanolamine plasmalogen radiolabelled mainly in the o-alkenyl moiety was prepared from cell suspension cultures of the flagellate leishmania donovani previously incubated with [1-14c]octadecanol over one growth period. the optimal concentration of [1-14c]octadecanol for labelling was shown to be 1 microm, when 60% of total lipid radioactivity appeared in the 1,2-diradyl-sn-glycero-3-phosphoethanolamine fraction, with an overall yield of approx. 35%. analysis of this fraction revealed that 93% o ...19863536139
prevalence of anaplasma marginale, babesia bigemina and b. bovis in nigerian cattle using serological methods.serum samples collected randomly from 500 cattle from the 10 northern states of nigeria were tested for antibodies against anaplasma marginale by indirect fluorescent antibody (ifa), card agglutination (ct) and capillary tube-agglutination (ca) tests. the serum samples were also examined for antibodies to babesia bigemina and b. bovis by the ifa test only. of the serum samples tested, 79.4% had antibodies against a. marginale by the ifa test, 40 and 25% in the ct and ca tests, respectively. the ...19863538640
[error in the interpretation of echography in a case of retinoblastoma]. 20123542260
immunocytochemical localization of neuropeptide y-like immunoreactivity in adrenergic and non-adrenergic neurons of the rat gastrointestinal tract.the immunocytochemical location of neuropeptide y (npy)-like immunoreactivity (li) within the neuronal structures of the rat gastrointestinal (gi) tract was investigated with the indirect immunofluorescence method. npy immunoreactive neurons were found throughout all regions of the gi tract with the largest number in the duodenum. npy immunoreactive perikarya were mainly located in the submucosal ganglia. npy labeled processes were extensively seen in the submucosal and myenteric plexuses, smoot ...19873554165
serum c-peptide concentrations and their value in evaluating the usefulness of insulin therapy in elderly diabetics.serum c-peptide concentrations were determined in 121 elderly subjects: 25 nondiabetic controls aged 69-86 years, and 96 type 2 (noninsulin-dependent diabetes mellitus) diabetics aged 64-96 years. forty-seven of the diabetics were treated with tablets, 35 with insulin, and 14 with diet alone. fasting serum c-peptide concentrations (nmol/l; mean +/- sd) were 0.51 +/- 0.20 for controls; 0.60 +/- 0.16 for diabetics on diet alone; 0.72 +/- 0.33 for diabetics on tablets and 0.46 +/- 0.23 for diabetic ...20123556328
4 mris and counting: mount sinai's tech plan. 20123557390
4 mris and counting: mount sinai's tech plan. 20123557390
neuropeptide y and its flanking peptide in human endocrine tumors and plasma.neuropeptide y (npy) and its flanking peptide (cpon) were measured in extracts of pheochromocytomas (n = 26), ganglioneuroblastomas (n = 8), and other tumors (n = 95) and plasma (n = 38). npy was present in high concentrations in the majority of the pheochromocytomas, but was absent in 3 tumors. similar concentrations of npy were measured using n- and c-terminal-directed antisera, and there was a good correlation between the concentrations of npy immunoreactivity and cpon immunoreactivity in the ...19873571423
detection of antibodies to anaplasma marginale by an improved enzyme-linked immunosorbent assay with sodium dodecyl sulfate-disrupted antigen.sensitivities of two enzyme-linked immunosorbent assays (elisas) with particulate and sodium dodecyl sulfate (sds)-disrupted anaplasma marginale antigen were compared. the quotient of positive reference sera divided by the absorbance quotient of a negative reference serum at identical dilution was termed the signal-to-noise ratio. optimal signal-to-noise ratios were dependent on both pretreatment of antigen and antigen concentration. sds disruption of anaplasmal antigen resulted in a markedly im ...19873571472
spinal instability and the log-rolling maneuver.immobilization of the spine is of prime concern during transportation of trauma patients to prevent neurologic compromise. in an attempt to study certain techniques of prehospital thoracolumbar spine immobilization, we radiographically evaluated the motion of the thoracolumbar spine in a volunteer with a stable spine, a cadaver with an unstable thoracolumbar spine, and a patient with a t12-l1 fracture dislocation. both the backboard and the scoop stretcher offered adequate stabilization for thor ...20133573109
influence of imidocarb prophylaxis on the pathogenicity and immunogenicity of anaplasma marginale infections in cattle. 19873579755
the genome of anaplasma: dna base composition and dna/dna hybridization.the tm value of dna from anaplasma centrale and anaplasma marginale was found to be 87.1 degrees c and 89.3 degrees c, respectively. the g + c content, calculated from the tm, was 45.1% for a. centrale and 48.5% for a. marginale. identical hybridization patterns were obtained when the dna from one species was hybridized to restriction endonuclease-digested dna from the other species.19873587929
persistence of colonies of anaplasma marginale in overwintering dermacentor variabilis.dermacentor variabilis were infected as nymphs with anaplasma marginale by allowing the ticks to feed on a single infected donor calf. two weeks after molting to the adult stage, the ticks were allotted into 1 of 3 groups and were allowed to overwinter at room temperature (25 c) in the laboratory (group 1), cold storage (4.5 c) in the laboratory (group 2), or outdoors in leaf litter (group 3). persistence of a marginale was assessed by determining density of colonies (number of colonies/0.1 mm2 ...19873592362
pathology of brain parenchyma in meningeal carcinomatosis; immunohistochemical study with astroprotein (gfap) and tubulin.effects of leptomeningeal tumor on the brain parenchyma was studied by the immunohistochemical method with astroprotein (gfap) and tubulin in a rat model of meningeal carcinomatosis. thickening of subpial glial lining (external glial layer) and hypertrophy of subpial astrocytes, detected by the antiserum to gfap, was the early sign of parenchymal involvement. the glial lining was continuous as far as the tumor cells were confined to the subarachnoid space, however, penetration of tumor cells int ...19873598623
hypovolemic shock in children: abdominal ct manifestations.the authors describe a "hypoperfusion complex," seen on abdominal computed tomography, which consists of marked, diffuse dilatation of the intestine with fluid; abnormally intense contrast enhancement of the bowel wall, mesentery, kidneys, and/or pancreas; decreased caliber of the abdominal aorta and inferior vena cava; and moderate to large peritoneal fluid collections. this complex was present in three patients less than 2 years of age and was associated with severe injury and a poor outcome. ...20133602389
tick infestations on livestock in the yemen arab republic and their potential as vectors of livestock diseases.a survey of ticks on cattle, camels, sheep, goats and donkeys in four different geographical locations of the yemen arab republic (yar) was carried out to provide more information on the possible risk of tick-borne diseases to imported exotic cattle included in the yar's plans for livestock development. the most abundant ticks were hyalomma spp. particularly on camels. ticks found on cattle included hyalomma spp., amblyomma variegatum, boophilus annulatus and rhipicephalus spp. in general with t ...19873603710
[microsurgery in gynecology--indications, results and limitations]. 20133616963
cardiorespiratory consequences of unfused idiopathic scoliosis.a retrospective survey was carried out on approximately 800 scoliotic subjects attending a chest clinic over 25 years. one hundred thirty-one patients with unfused idiopathic scoliosis were identified and further consideration was restricted to 54 who were assessed at 30 years of age or older. sex, age of onset of curvature, severity at the time of presentation, degree of dyspnoea, presence of independent cardiac or pulmonary disease and smoking habit were recorded. measurements of lung function ...20133620323
vaccination with anaplasma centrale: response after an experimental challenge with anaplasma marginale.the haematological and clinical responses to vaccination with anaplasma centrale and to subsequent challenge with anaplasma marginale were evaluated. twenty holstein steers 14 to 16 months of age were divided into two groups of 12 and eight animals respectively (groups i and ii). group i was inoculated on day zero with 10(7) a. centrale-infected erythrocytes and group ii was kept as a control. on day 125 both groups were challenged with 5 x 10(7) a. marginale-infected erythrocytes. a. centrale i ...19873629722
ethnic perspectives of cancer nursing: hispanics and japanese-americans. 20133646689
application of the role delineation project "framework" to a professional preparation program.using the framework for the development of competency-based curricula for entry level health educators, the health education faculty at the university of alabama at birmingham reviewed and modified their undergraduate health education professional preparation program. efforts focused on the five steps of preparation and study, review and organization of framework subcompetencies, organization of framework subcompetencies into potential courses, placement of objectives for courses, and revision o ...20133647189
interhospital transportation. monitoring sterility of instrument packs.the minneapolis-st paul area is currently experiencing an increase in health care mergers among hospitals. as new facilities are acquired, whether through merger or the building of satellite hospitals, economic considerations often instigate the consolidation of certain departments and services. thus, hospitals are confronted with a new set of management problems. one such problem might be determining if the probability of contamination increases when a sterile pack is transported from the centr ...20133647754
women's work, families and health. the balancing act. 20133648015
[sex education. teaching the history of life]. 20133650576
attempted transmission to cattle of anaplasma marginale from overwintered dermacentor andersoni ticks.since the 1983 summer outbreak of anaplasmosis in southern saskatchewan, the role of the tick, dermacentor andersoni as an overwintering reservoir for anaplasma marginale has been questioned. the purpose of this study was to determine if spring-collected ticks carried virulent a. marginale. sixteen splenectomized calves were assigned randomly to two groups of 14 principals and two controls. adult d. andersoni, collected in april from areas having high transmission rates of a. marginale, were con ...19873651893
[the effect of trapidil and the trapidil derivative ar 12463 on blood pressure and thromboxane formation in spontaneously hypertensive rats].the trapidil derivative ar 12463 has a much more stronger inhibiting effect than trapidil on different atherosclerotic parameters of the cell cultures obtained from normal intima and fatty streaks of human aorta, on thromboxane (tx) formation and on the aggregation of human platelets in vitro, and on the activity of phosphodiesterase. in addition to these present results, ar 12463 reduced significantly the mean arterial blood pressure of spontaneously hypertensive rats (at a dosage of 20 mg/kg/d ...19873671447
synthesis of thiazole derivatives with positive inotropic effect.thiazole derivatives with potential positive inotropic effect were synthesized. the highest activity (medium positive inotropic effect) was exhibited by ethyl 2-(2-hydroxyethylamino)-4-phenylthiazole-5-carboxylate (3b) of which several derivatives have been prepared. among these derivatives only those which could presumably easily removed in the living organism to give 3b exhibited a medium positive inotropic effect (6, 8b). it was assumed that the effect of 3b had a beta-agonist character.19873671455
microcapsules of sage oil: essential oils content and antimicrobial activity. 20123671465
withdrawal of zinc oxide-containing diets from mature, female domestic fowl: effects on selected tissue mineral contents.1. two hundred and sixteen laying hens of two strains were given diets containing zno to provide 0, 0.5, 0.75, 1.00, 1.25, 1.50, 2.00, 3.00 or 4.00 g added zn/kg. these diets were offered ad libitum for 5 consecutive 28-d periods. all hens were subsequently offered the control diet with no added zno for 5 weeks. 2. four hens from each treatment were killed 0, 1 and 5 weeks after substitution of the zno-supplemented diets by the control diet. 3. dietary addition of zno significantly increased liv ...19873676878
health care not on the election agenda. 20133679145
misuse of game theory. 20133680474
endorectal pull-through with conservation of the rectal mucosa: experimental study.the present experimental work was designed to study an abdominoanal pull-through technique, with conservation of rectal mucosa. continence was evaluated from clinical, radiologic, and histopathologic standpoints. the animals defecated normally. a good retention of barium was seen in the radiologic enema. on the reexploration of the animals, we found a distal dehiscence with elevation of the intussuscepted stump towards the rectum in all. a reepithelization process of serosa of the intussuscepted ...19873681633
origin of ascending auditory projections to the nucleus mesencephalicus lateralis pars dorsalis in the chicken.ascending auditory projections to the nucleus mesencephalicus lateralis pars dorsalis (mld) were studied in white leghorn chickens by means of unilateral injections of horseradish peroxidase into the mld and by injections of tritiated leucine into nucleus angularis or the combined nucleus magnocellularis and nucleus laminaris. the experiments showed that nucleus angularis sends an extensive projection to the contralateral mld and a smaller projection to the rostral pole of the ipsilateral mld; t ...19863697720
field observations on adult zebu bulls immunised against anaplasmosis by infection and treatment plus integrated tick control.fourteen adult zebu bulls which were negative for anaplasma marginale infection both serologically and on blood smear examinations were infected with a virulent nigerian isolate of a. marginale. forty days following the immunising infection when clinical reactions were established groups of seven animals were treated with either two doses of imidocarb dipropionate (2 x 5 mg/kg given intramuscularly 14 days apart) or a single intramuscular dose of long-acting oxytetracycline (5 mg/kg). following ...19863705174
an effective economical intradermal regimen of human diploid cell rabies vaccination for post-exposure treatment.a closely-spaced multisite intradermal regimen of human diploid cell rabies vaccine (hdcv) was evaluated in 39 patients after low-risk exposure to rabies, in comparison to full-dose intramuscular hdcv and sheep brain-derived rabies (semple) vaccine. the regimen consisted of four intradermal injections, 0.1 ml each of hdcv on days 0, 3 and 7, followed by two booster doses of only 0.1 ml each on days 28 and 91 administered intradermally. although the total amount of hdcv used in this intradermal r ...19863708902
initial combination therapy with yag laser photoresection and irradiation for inoperable non-small cell carcinoma of the lung. a preliminary report.patients presenting with inoperable non-small cell carcinoma of the lung and major symptomatic bronchial obstruction were treated initially with debulking of the airways by yag laser, followed by conventional external-beam radiotherapy. the former method was used to minimize postobstructive pneumonitis or respiratory failure (or both) that often complicates major brochial obstruction and also to lessen the burden of tumor to be treated by radiotherapy. the preliminary results of 19 patients trea ...20133709243
spherocytosis associated with anaplasmosis in two cows.spherocytes were detected on blood smears of 2 angus cows. the rbc from both cows had increased fragility in hypotonic saline solution, supporting the presence of spherocytes. other laboratory tests revealed a macrocytic, regenerative anemia with anisocytosis, polychromasia, basophilic stippling, howell-jolly bodies, nucleated rbc, and anaplasma marginale organisms. a complement-fixation test was positive for anaplasmosis in cow 1 and a direct coombs' test was positive for immunoglobulin g in bo ...19863710896
detection of an anaplasma marginale common surface protein present in all stages of infection.the establishment and maintenance of anaplasmosis-free cattle herds is impaired due to the lack of a rapid, sensitive, and specific serologic test to detect persistently infected cattle which serve as carriers for the organism. to develop an improved diagnostic test for anaplasmosis we screened anaplasma marginale initial body proteins to identify a protein common to antigenically different isolates that is recognized by the host immune system at all stages of infection. seronegative cattle were ...19863711298
experimental anaplasmosis in american bison: persistence of infections of anaplasma marginale and non-susceptibility to a. ovis.blood collected 314 and 496 days after experimentally infecting splenectomized and spleen-intact american bison (bison bison) with anaplasma marginale was infective for splenectomized bovine steers. the pathogenesis was identical to that seen in bovine studies using bovine blood inoculations. a splenectomized bison remained normal clinically, hematologically and serologically for 10 mo after repeated inoculation of ovine blood infected with a. ovis.19863712642
biological activities of monoclonal antibodies to the hemagglutinin-neuraminidase (hn) protein of newcastle disease virus. 19863712896
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