(n.) The act of marking, or of ascertaining and setting a limit; separation; distinction.
Example Sentences:
(1) Immunofluorescence and immunoelectronmicroscopy experiments demonstrated that while tight junctions demarcate PAS-O distribution in confluent cultures, apical polarity could be established at low culture densities when cells could not form tight junctions with neighboring cells.
(2) The carpus is initially a cartilaginous structure that subsequently demarcates into separate carpal bones.
(3) Most well-demarcated tumors can be removed by operation alone.
(4) These two distinct classes of human pseudogenes provide a molecular record of the history of cytochrome c evolution in primates and demarcate a short period of rapid evolution of the functional gene.
(5) Ultrastructurally, there was a sharp demarcation of only 10 mu between the region of injury and normal myocardium, with little evidence of heat injury.
(6) The subicular area, best expressed in the temporal sector, extends anteriorly over the corpus callosum to the subcallosal gyrus and, throughout its extent from the uncal to the septal junction, is clearly demarcated from limbic neocortex by a transition zone characterized by archicortical cells merging with cells in the deep layer of the bordering neocortex.
(7) By EUS, myogenic tumors originating from the proper muscle were delineated as clearly demarcated hypoechoic tumors arising from the fourth layer.
(8) Besides the notion of psychosomatic medicine as a way of viewing, there is need of a definition of so-called psychosomatic diseases from the aspect of demarcation against general bio-psycho-social interactions.
(9) Growth of cells in medium containing BrdU for two generations allows fluorometric documentation of the semiconservative distribution of newly replicated DNA between sister chromatids, and regions of sister chromated exchange are demarcated.
(10) Cells with demarcated borders showed rearrangement of microvilli into globular chains or ridges which lined up with the branching membrane.
(11) Three months later a computed tomographic scan obtained 2 hours after intravenous contrast injection demonstrated sharply demarcated, dense, persistent nephrograms corresponding to the irradiated areas.
(12) The YM2 cells had a developed demarcation membrane system around the nucleus and comprised 24% of the yolk sac megakaryopoietic cells.
(13) Furthermore the use of Betaisodona solution for instillation in the zone of demarcation will be examined.
(14) In most cases where demarcation was accompanied by migration the operation notes suggested a technical explanation and in three cases low-grade sepsis was responsible.
(15) Bicuculline-induced convulsions increased glucose use throughout the brain and sharply demarcated the ventral pallidum and globus pallidus.
(16) The differential diagnostic demarcation against other diseases of the CNS with similar CT findings and problems of differential diagnosis with MRI are discussed.
(17) Since the inception of sexology as an academic discipline a century ago, the boundary between sexology, the science, and sexosophy, the philosophy of sex, has been poorly demarcated, especially with respect to the principles of sex-reform movements.
(18) In the case without left atrial invasion, which was proved by autopsy, a high intensity line due to mediastinal fat demarcated the mass distinctly.
(19) The respiratory bronchiole found immediately distal to the terminal conducting airways had two clearly demarcated zones of distinctly different epithelial populations.
(20) Demarcation of perivesicular fatty infiltration is rendered more difficult by Gd-DTPA.
Demarkation
Definition:
(n.) Same as Demarcation.
Example Sentences:
(1) It caused a sharply demarkated, smooth thumb-print in the duodenum shown by barium meal.
(2) Morphogenetic regulators form intratissual gradients and demark fields required for the correct realization of the developmental programme.
(3) A high informative value in the differential-diagnostic demarkation from a hypophyseal tumour has until now been attributed to pneumoencephalography with an intracellar accumulation of air being considered to prove the presence of an empty sella.
(4) The technique of the Shakir strip is upheld and a demarking range method of obtaining normal range values for children above 5 years is suggested as an alternative to the useful Quakir stick technique.
(5) It was sharply demarkated form the surrounding muscles and of higher density.
(6) For the demarkation of the indication for an operation and for the objectification of the functional results cerebrovascular radionuclide angiography was carried out in seven patients with cerebrovascular insufficiency before and after the bypass operation.
(7) Tetracycline labelling technique was used to demark the layers of reparative dentine produced during the experimental period of 17 weeks.
(8) In two cases electrophoresis revealed beta-globulin poorly demarkated from gamma-globulin, doubling and increase.
(9) Temporal information as well as precise receptive field demarkation is also supplied to SI cells by the dorsal funiculus.
(10) The clinical aspects of medullary compression is elaborated, the differential-diagnostic of the demarkation possibilities between intra- and extramedullary tumour sites are discussed.
(11) Convoluted nuclei were a dominant histologiial feature as well as a voluminous water-clear cytoplasm which kept being surprisingly well demarked.
(12) Group IV demarked itself form group III due to a higher prevalence of symptoms of physical dependence (p less than 0.001), and of consumption of tranquilizers (p less than 0.01).
(13) Morphologically, cerebral edema, necrosis of all parts of the brain without reactive changes in neuroglia and vessels, necrosis of the 1st and 2nd cervical segments of the spinal cord, necroses in adenohypophysis, zones of demarkation in the hypophysis capsule and at the level of the 3rd and 4th cervical segments of the spinal cord, and arrest of the blood stream in the brain vessels were observed.
(14) If the early operation is limited to the removal of recognizable and demarkated necroses, the mortality decreases to 30 or 35%.
(15) Consideration is given to the clearly demarkated arrangement and length of the branching pattern of retinal and laminal fibres at different levels of the synaptic region of the lamina.
(16) Plan to remove white lines from roads divides opinion Read more Behind this demarking lies the concept of “shared space” and “naked streets”, developed in the 1990s by the late Dutch engineer, Hans Monderman .
(17) Signs of more advanced necrosis are band-like sclerosis at the point of demarkation and sub-chondral decalcification of the femoral head.
(18) The changes consisted in that they had constant localization and demarkated sites on the skin between the back and the neck.
(19) The graph of the frequency distribution of rehospitalization shows a constant exponential decline without demarking a particular population of so-called "revolving-door" patients.
(20) This is true of the differential-diagnostic demarkation and the determination of the initial site of the tumour.