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Results 651 - 700 of 705
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Romaguera C - - 1992
The sensitizing capacity of 7-chloro-3-[1-(2,4-dichlorophenyl)-2- (1H-imidazol-1-yl)ethoxy-methyl]benzo[b]thiophene (sertaconazole, FI-7045, CAS 99592-32-2) was studied in a randomized double-blind clinical trial in 78 atopical volunteers of both sexes. Sertaconazole in 2% dermatological cream form was compared with 5 other commercially available antimycotics (econazole, ketoconazole, bifonazole, clotrimazole and miconazole), using the excipient of the ...
Gammon C - - 1992
This paper provides an overview of Lesbian Studies in Canada historically and currently. The methodology integrates the factual with personal accounts and perceptions. The first sections touch upon theoretical aspects, including: what is Lesbian Studies, the pros and cons of merging Lesbian and Gay, or Lesbian and Women's Studies, mainstreaming ...
Møller H - - 1992
The purpose of the present study was to test a fully automated screening impedance tympanoscope against a clinical impedance audiometer. Previous studies have indicated a relatively high incidence of type B tympanograms when using the tympanoscope and in addition shown a surprisingly large number of type B curves of one ...
Copeland A R - - 1991
The case files of the Dade County Medical Examiner Department of Metropolitan Dade County were used to study pedestrian fatalities. Epidemiologic data are correlated and compared with those of other studies.
Baljet B - - 1991
One of the founders of the Museum Vrolikianum, Professor Willem Vrolik (1801-1862), was very interested in teratology, especially in a congenital malformation termed cyclopia. In 1834 he published a paper on cyclopia. This work was mainly based on studies of cyclopic specimens present in the collection of his father, Professor ...
Li K Y - - 1990
The present work studied the effect of preoptic catecholamine on acupuncture analgesia. The catecholaminergic terminals were destructed by microinjection of 6-hydroxydopamine into the preoptic area and the destruction was checked by fluorescence histochemical method. The results showed that the destruction of catecholaminergic terminals significantly enhance acupuncture analgesia, suggesting that the ...
van Gruting C W - - 1990
In much of the world, public health policy regarding medical devices and the need to ensure their safety is poorly defined and much less developed than that regarding pharmaceuticals. A small number of countries have now established systems to monitor risk and to ensure some form of assessment and approval ...
Halpern N A - - 1989
Physical incompatibility studies between an intravenous angiotensin-converting enzyme inhibitor, enalaprilat, and potentially coadministrable ICU medications have been performed. Forty-one medications and four solutions were evaluated. The medications were anesthetic/narcotics, antibiotics, an anticoagulant, a bronchodilator, electrolyte solutions, fluids, H-2 receptor blocking agents, steroids and vasoactive agents. There was no turbidity, precipitation, ...
Nilsson M E - - 1989
If the posterior part of the upper esophageal sphincter (UES) were to lag behind due to the presence of dense tissue strands between the sphincter and the prevertebral ligament, as suggested in the literature, it would be impossible to use the larynx as a radiographic indicator of the location of ...
Castellano G - - 1988
We present the endoscopic, microscopic, and histochemical studies of a patient with pseudomelanosis of the duodenum. The pigment was located mainly in the lysosomes of macrophages in the lamina propria and was heterogeneous, showing features of melanin, pseudomelanin, and hemosiderin. The origin of this pigment remains unknown, but antihypertensive medication ...
Fackler M L - - 1988
In 1976 a paper appeared which forecast "significant increases in velocities of projectiles from guns and fragments from warheads." It was postulated that the higher velocity projectiles would cause shallow wounds with wide tissue destruction on the surface--especially when striking velocity exceeded the speed of sound in tissue (about 1.5 ...
Aragona P - - 1987
The effects of the instillation of a PGE2-analogue (11-deoxy-13,14-didehydro-16 (S)-methyl PGE2 methylester: FCE 20700) in the conjunctival sac of the rabbit were studied by means of two methods. The former is a clinical study (Dohlman test), the latter is a morphological investigation (semithin sections) on specimens of the conjunctival mucosa. ...
Conrath M - - 1986
The Met-enkephalin-like immunoreactivity was studied in the thalamus of the cat using an indirect immunoperoxidase method. The densest network of immunoreactive fibres and terminals was observed in the epithalamus and the intralaminar nuclei, particularly those located along the midline nuclei interanteromedialis, submedius, rhomboidens and reuniens. The nuclei parafascicularis and centrum ...
Berman N E - - 1985
Retinocollicular pathways were studied in normally pigmented and Siamese adult cats and newborn kittens. In addition, retinocollicular pathways were studied in Siamese cats which were unilaterally enucleated on the day of birth and in Siamese cats which were reared in a stroboscopically illuminated environment. In adult Siamese cats the ipsilateral ...
Black D P - - 1985
The lack of available and appropriate continuing medical education is a major problem for physicians practicing in isolated communities. This paper describes a pilot project in the use of videotapes as one method of meeting this need. The tapes were well received by the physicians who participated in the project ...
Brunso-Bechtold J K - - 1985
We demonstrated in a previous study that, following neonatal bilateral enucleation in the tree shrew, interlaminar spaces (ILSs) in the dorsal lateral geniculate nucleus fail to form. In the present study we sought to determine which aspects of ILS formation are dependent upon retinal input. Accordingly, we studied the degree ...
Loane T D - - 1985
Wheelchair users with high or posteriorly placed centers of mass often complain of rear tipping on inclines or when accelerating. In this study we compared the rear stability of occupied conventional and lightweight wheelchairs and determined the effect of various rear axle positions. Ten normal subjects were studied in both ...
Emmons R A - - 1984
Three studies are reported which provide evidence for the validity of the Narcissistic Personality Inventory (NPI). Factor analysis of the NPI in Study 1 revealed four factors which were labelled: Exploitativeness/Entitlement, Leadership/Authority, Superiority/Arrogance, and Self-absorption/Self-admiration. In Study 2, scores on the NPI were correlated with basic dimensions of personality, and ...
Verhoeven J W - - 1984
Contrast media used for sialography were originally developed for other medical applications. Therefore, it was considered desirable to investigate the properties of these substances for use in sialography. Eleven radiopaque substances were selected, and their properties for sialography were studied. An in vitro study was made to determine their contrast ...
Manske P R - - 1983
Diffusion and vascular perfusion are the nutrient pathways to extensor tendons within the synovium-lined dorsal retinacular compartments. With tritiated proline used as a tracer, 58% of the nutrients to the extensor tendons were shown to be supplied by synovial diffusion. Vascular perfusion, either from the synovial mesotendon or from the ...
Ekström P - - 1983
Central connections of the pineal organ of the three-spined stickleback, Gasterosteus aculeatus L., were studied by the use of horseradish peroxidase (HRP) for anterograde tracing. The pineal tract terminates bilaterally in the habenular nuclei, area praetectalis, dorsal and ventral thalamic nuclei, periventricular hypothalamus, and dorsal tegmentum. Furthermore, fibers were traced ...
Russell C D - - 1982
Iminodiacetate complexes of technetium are used extensively in diagnostic medical imaging, but their chemical structure and properties are yet uncertain. We studied formation of technetium-99 complexes with diethylenetetraminepentaacetate (DPTA), ethylenediaminetetraacetate (EDTA), N-(2-acetamido)iminodiacetate (ADA), and N-(2,6-dimethylphenylcarbomoylmethyl)iminodiacetate (HIDA) by tast (sampled DC) polarography, reverse-pulse polarography, controlled-potential coulometry, and amperometric titration. The products, ...
Srinivasan H - - 1982
An analysis of the thumb as an articular chain, with the biarticular tendon displacement used as a model, is presented. Comparison of the extensor pollicis longus/flexor pollicis longus (EPL/FPL) tendon displacement ratios at the three joints, as determined from cadaver studies, shows that the thumb will be unstable, with a ...
Oppong E N - - 1982
In 1068 sheep of the Forest type, the sudan type, the Nungua Black Head type and their crosses, and in 145 doses of the West African dwarf breed in locations near Legon/Accra, the udders were studied for the occurrence of supernumerary teats. In sheep a frequency of 4.3% was found, ...
Ellaithy M M - - 1981
The polarographic behaviour of the widely used anti-inflammatory agent, oxyphenbutazone, was studied. It is determined polarographically by conversion to the nitroso derivative characterized by a cathodic, irreversible, diffusion-controlled wave. The method is applied to the determination of 2.5-10 mg/100 mL of oxyphenbutazone, with an accuracy of 99.9 +/- 1.38%. By ...
Eskind S J - - 1981
Results of this study suggest that, when separated by 1 centimeter, the gastric wall situated between the two staple lines is relatively ischemic compared with the gastric wall outside the staple lines. The potential for perforation within this isolated segment is consequently greater. Therefore, placing two rows of staples 1 ...
Farmer R G - - 1981
We made an observational study of traveler's diarrhea in all members of a 48-person medical seminar group during a trip to Egypt and the Nile in September 1979. In addition to comparing symptoms in those who took antibiotic prophylaxis with doxycycline and those who did not, we also took into ...
Frühmorgen P - - 1980
To investigate efficacy and possible side effects, double-blind studies were carried out using 3% salicylazosulphapyridine enemas and appropriate placebo enemas. In a first study involving peranal therapy along, the success rate was 73%; in a second study employing a combination of oral and peranal medication, the success rate was 75%. ...
Hoffman J L - - 1980
Experiments have explored the possible relationships between the flagellar surface motility of chlamydomonas, visualized as translocation of polystyrene beads by paralyzed (pf) mutants (Bloodgood, 1977, J. Cell Biol. 15:983-989), and the capacity of gametic flagella to participate in the mating reaction. While vegetative and gametic flagella bind beads with equal ...
Morrall S - - 1980
A study of the trichocysts of the Cryptophyceae and Prasinophyceae has confirmed the general concept of their structures as advanced by Hovasse, Mignot, and Joyon (1967) and Manton (1968) respectively. In Cryptomonas 58 a staining method using ruthenium red reveals a uniform and regular substructure within the fabric of the ...
Stella L - - 1979
The potency of five i.v. anaesthetics (thiopentone, ketamine, alphaxalone (Althesin), propanidid and diazepam) was studied by determining the dose required to produce unconsciousness in 50% (UD50) and 95% (UD95) of patients. UD50 and UD95 were determined using the probit method. The effect of age on the anaesthetic requirement has been ...
Clark M - - 1978
This article documents the system of continuing medical education in the Soviet Union, as seen through the eyes of a visiting Canadian physician. The information was not easily obtained, since the visit was fraught with administrative difficulties, but the experience was highly educational, giving particular insight into the advantages and ...
Lee S P - - 1978
A systematic autopsy study found that 29 of 112 animals had anomalies of the bile ducts. Another rabbit had a septate gallbladder. Awareness of these variants is important during hepatic bile collection, studies involving surgical transplantation or manipulation of the extrahepatic ducts, interpretation of results in experimental cholelithiasis and extrahepatic ...
Ahern J K - - 1978
A study was performed to compare the results of directed biopsy with those of cold conization of the cervix in the private practice community. The intent of the study was to determine whether the two procedures were comparable in accuracy, to compare them in terms of economic impact and to ...
Strome C P - - 1977
A study spanning 10 years indicates that the erythrocytic stages of malarial parasites can be stored indefinitely in the vapour phase of liquid nitrogen without significant loss of infectivity. The results also suggest that loss due to the recovery procedures exceeds any loss that may have occurred during freezing and ...
Tomm K - - 1976
The study of death and dying has recently experienced an increase in both popularity and importance, as evidenced by the growing number of relevant books and articles. Advances in medical technology have given physicians the ability to postpone death temporarily, thereby prolonging the dying process. This medical achievement has resulted ...
Phillips C - - 1976
This article is a discussion between two family doctors and three consultants about the problems of consultation from both points of view. Some suggestions are made as to how we might improve the quality of this part of our medical practice.
Hofer H O - - 1976
This is a preliminary study on the comparative microscopic anatomy of the external noses of platyrrhine monkeys. Platyrrhinism is caused by the lateral width of the internarium (Alar cartilages, soft tissue in the sulcus interalaris covered by the integument). The septum nasi, situated caudal to the internarium is not involved ...
Sadowsky C - - 1975
A patient with episodic hypothermia and agenesis of the corpus callosum had no direct evidence of hypothalamic-pituitary dysfunction. However, it is speculated on the basis of a recent clinicopathologic case study that selective hypothalamic involvement is the cause of the hypothermia. Electroencephalograms and treatment with antiseizure medication did not support ...
Smith S M - - 1974
A controlled investigation of 134 battered children showed that nearly half had serious injuries and 21 died. Sixty-five had been battered more than once, 20 had permanent neurological sequelae, a quarter were low birth weight babies, and 10 had serious congenital defects. Twenty-three had been previously admitted to hospital with ...
Clayden J R - - 1974
A multicentre, placebo-controlled, double-blind, cross-over study conducted in general practice on 100 patients has shown clonidine to have a statistically highly significant effect in controlling the number and the severity and duration of menopausal flushes. The relatively mild side effects and the absence of potentially harmful oestrogenic effects suggest that ...
D'Orbán P T - - 1973
A sample of 66 female narcotic addicts first examined in prison in 1967-8 was followed-up four years later. At the end of the period of follow-up 36% were off narcotics, 32% were still addicted, and 15% had died. Altogether 62% committed further offences. Drug offences and offences against property were ...
Underhill R A - - 1971
The accuracy of predicting fetal maturity by ultrasound cephalometry, radiology, and liquor studies in patients with unknown confinement dates has been compared. The best prediction was given by ultrasound cephalometry. Liquor studies were least helpful.
McNutt N S - - 1970
A correlation is made between the appearances of the nexus ("gap junction") as revealed by thin-section and by freeze-cleave electron microscopy techniques. These methods reveal different aspects of a complex subunit assembly forming the nexus membranes. In thin sections, the nexus is formed by the very close apposition of two ...
Dische F E - - 1968
Tumours of the vermiform appendix were studied. The majority proved to be carcinoid tumours of the usual argentaffin-positive type but a substantial minority, generally tumours of minute size, were found to have a somewhat different histological pattern and were argentaffinnegative. Some contained argyrophil granules. The non-argentaffin tumours are considered to ...
Brown V K - - 1967
The mammalian and avian toxicities of N-tritylmorpholine (Frescon, WL 8008), a compound active against the snails that are the intermediate hosts of schistosomes, are reported. The acute oral, acute percutaneous, dermal irritation, sensitization and subacute toxicity methods used are described and the results obtained are discussed.The acute oral toxicity of ...
Galbraith P R - - 1966
The intravascular life-span of leukocytes labelled in vitro with radioactive di-isopropylfluorophosphate was studied in 12 patients with chronic myelogenous leukemia (CML). In relapse, leukocyte specific activity (LSA) disappeared slowly; in remission, LSA curves approached normal and only a small proportion of LSA disappeared slowly. The level of maturation of the ...
Murty N R - - 1965
The study of the fluorescence of chlorophyll a offers a useful approach toward better understanding of the primary act of photosynthesis. This paper describes new measurements of the decay of chlorophyll a fluorescence in vivo, made with a considerably improved oscilloscopic-display technique. The main result is the identification of two ...
Kingston D - - 1965
Polynoxylin and noxythiolin (Anaflex and Noxyflex) have been recommended for the treatment of certain bacterial infections. Both compounds were shown to release formaldehyde. Detailed studies with noxythiolin showed that it decomposed in solution to liberate most of its formaldehyde, and that solutions of formaldehyde of the appropriate strength gave zones ...
SHOPE R E - - 1964
Hemophilus pleuropneumoniae is highly pathogenic for swine when given intranasally. As few as 100 organisms induce characteristic porcine contagious pleuropneumonia (PCP) and, when as many as one-half million are given, the infection usually proceeds to a fatal termination. While the organism is highly pathogenic when introduced by way of the ...
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