(1) A characteristic mass is lucent on plain films, is echogenic on US, shows fat attenuation on CT, is avascular at angiography, and has a signal intensity similar to that of fat on T1-weighted MR images.
(2) Quigley, who was appointed by Labor to run the NBN rollout, had to answer regular questions about his actions and responsibilities as a former senior executive when it was revealed there had been corruption at Alcatel Lucent in Costa Rica.
(3) After internalization, BSA-gold was present in numerous electron-lucent vesicles in the juxtanuclear area and in the trans-Golgi reticulum, endosomes, and lysosome-like structures.
(4) Except for the posterior end, the rest of the sperm is covered by longitudinally distributed electron-dense cellular processes and an outer mat of more electron-lucent tubular elements.
(5) These vacuoles contained one or several typical collagen fibrils and had either an electron-lucent matrix or contained an electron-dense material obscuring the fibrillar outlines and cross-striations.
(6) The varicosities contain two types of vesicle: electron-lucent vesicles (mean diameter 50 nm) which are immunopositive for GABA and larger (80 nm) electron-dense vesicles which are immunopositive for neuropeptide Y.
(7) The parasite is apansporoblastic, polysporous and has characteristics not previously reported in the Microsporida: (1) an electron lucent inclusion not usually seen in Microsporida is prominent and always present; (2) extremely elongated sausage-shaped nuclei occur in the proliferative phase of parasite development; (3) the polar tube development uniquely involves the production of electron dense discs, yet results in the formation of a typical spore; and (4) polar tube development occurs prior to the final division of the multi-nucleate sporont.
(8) In the hepatocytes of two of these patients we observed spherical particles ranging in size between 150 A and 220 A, having an electron-lucent core and scattered throughout areas limited by a membrane.
(9) Computerized tomography (CT) scans showed cerebral infarcts with lucent areas and dilated ventricles or cerebral atrophy.
(10) The roentgenographic signs which favor a diagnosis of non-neoplastic heterotopic bone formation include a lucent zone between the lesion and the adjacent bone, an intact underlying cortex, diaphyseal location, dense calcification in the periphery, and loss of volume on serial films.
(11) After contrast enhancement, no significant increase in the attenuation number was observed in and around the lucent foci except in one patient.
(12) A varying number of mitochondria were affected in each of the animals: degenerated mitochondria, mitochondria with electron lucent matrix, with concentric cristae, of bell shape, with negative succinic dehydrogenase activity or vacuolated mitochondria were found.
(13) In stage I small, electron-lucent vesicles with a finely granulated and filamentous content become apparent, initially in the neighbourhood of the Golgi complex.
(14) Syncytiotrophoblast, villous capillary endothelial cells, amniotic and Hofbaüer cells were filled with membrane-bound inclusions which were either electron-lucent or contained fibrillogranular material.
(15) A case of COC which developed as a mixed lucent-opaque lesion in the anterior maxilla of a young person is discussed from the standpoint of clinical and radiographic differential diagnosis.
(16) Within the electron-lucent vacuoles, however, such close contact was not present.
(17) Electron microscopic study demonstrated characteristic intracytoplasmic electron-lucent membrane-bound bodies.
(18) Only electron-lucent (loose) mucosubstances are exocytosed; they form the apically-situated acidic mucous coat of the PC.
(19) In the present study, transmission electron microscopy was used to demonstrate that the initial extraction removes the intercellular lamellae that constitute the epidermal water barrier but leaves the lucent band that has been termed the corneocyte plasma membrane.
(20) Primitive cell SGs average 200-330 nm; some have dense cores with lucent halos while others are filled with a homogeneous dense or flocculent material.
Luminous
Definition:
(a.) Shining; emitting or reflecting light; brilliant; bright; as, the is a luminous body; a luminous color.
(a.) Illuminated; full of light; bright; as, many candles made the room luminous.
(a.) Enlightened; intelligent; also, clear; intelligible; as, a luminous mind.
Example Sentences:
(1) A specimen of a very early ovum, 4 to 6 days old, shown in the luminal form of imbedding before any hemorrhage has taken place, confirms that the luminal form of imbedding does occur.
(2) By increasing luminal air pressure from 10 to 20 cm H2O a significant reduction in GBF was observed.
(3) F pili could be seen on cells of the latter strain but not on those of the parental strain or the strain bearing pColVF54 luminal diameter r. Pili other than F pili were not seen on cells of the strains bearing pF54 in either form.
(4) In the area of the porta hepatis, there were many epithelial luminal structures in fibrous tissue with inflammatory infiltrates.
(5) At high luminances, the temporal, but not spatial, properties of this mechanism break down in a manner which had not been studied.Low-frequency inhibitory processThis process is manifest as a decrease in sensitivity from that of the simple excitatory process.
(6) Luminal and myoepithelial cells have been separated from normal adult human breast epithelium using fluorescence activated cell sorting.
(7) Conclusions derived from these studies are: 1) The model used is a valid means of studying in vivo luminal disappearance of PLP in the rat jejunum; 2) a major portion of the disappearance seems to involve hydrolysis by alkaline phosphatase; 3) a significant portion of this hydrolysis occurs intraluminally; and 4) a second mechanism of PLP disappearance, which is nonphosphatase-mediated, also appears operative and may represent absorption of the intact, phosphorylated vitamin.
(8) In man, well-controlled studies in selected groups of patients have already shown that a reduction of luminal stenosis may take place.
(9) These alterations include fenestration, widened intercellular junctions, increase in pinocytotic vesicles, and infolding of the luminal surface.
(10) Thresholds were measured for detecting perturbations in a regular lattice of dots by modulating local dot density, local dot luminance, or some combination of the two.
(11) Six abnormal colonoscopic appearances were documented, namely mucosal edema, ulcers, friability, punctate spots, erythematous areas and luminal exudate.
(12) In short-term studies, luminal biotin disappearance from rat ileum was about half that observed in the jejunum, whereas absorption by proximal colon was about 12% of that in the jejunum.
(13) The wave forms of the equiluminance stimulus onset responses were similar to ERGs evoked with luminance decrease and the stimulus offset PERGs were like ERGs elicited by luminance increase.
(14) The tuning curves for orientation of cortical cells maintain, to a first approximation, the same shape at the various levels of mean luminance.
(15) Ependymal cells developed luminal fronds that projected into the ventricle and the subpial glia displayed a very subtle gliosis in the form of thin multi-laminated processes.
(16) Intracellular Na+ due to passive Na+ inflow may activate cooperatively the Na(Cl) transport system at luminal plasma membrane and membrane of secretory granules in high levels of (Na+)in.
(17) The instrument is based on an established procedure for dark adaptation measurement in which the subject continuously adjusts the threshold luminance of a recurrently flashing stimulus.
(18) Both the spatial and the temporal characteristics of the negative-afterimage process are consistent with its being a component of local luminance adaptation.
(19) Therefore, we studied 122 consecutive clinically stable patients with angiographically defined CAD (greater than 75 per cent luminal stenosis) and a positive exercise test.
(20) We have isolated a mutant of the luminous bacterium Beneckea harveyi, which requires exogenous adenosine 3',5'-monophosphate (cyclic AMP) to synthesize luciferase and emit light.