(v. t.) To form a circle about; to inclose within a circle or ring; to surround; as, to encircle one in the arms; the army encircled the city.
Example Sentences:
(1) After 1 day in vitro the explants were partly encircled by epithelium which had proliferated from the cut edges of the explant and from rete ridges near the cut edge (epiboly).
(2) More distally the nerve fibres consist only of one axon encircled by a Schwann cell.
(3) Foveal involvement included coarse foveal granularity, thinning of the foveal retinal pigment epithelium, increasing encirclement of the fovea with focal areas of atrophy, and minimal macular drusen.
(4) The roentgenographic appearance of most lesions consisted of a radiolucent central nidus encircled by sclerotic bone.
(5) At the ultrastructural level, kynurenine aminotransferase immunoreactive astrocytic processes were apparent throughout the neuropil where they often encircled capillaries and surrounded axospinous synapses.
(6) The bands encircle the muscle fiber perpendicular to the long axis of the fiber and they matched the sites of attachment of the sarcomeres to the plasma membrane.
(7) These and other results indicate that the junctional complex encircling the apical surface of a sheet of MDCK cells can provide an effective permeability barrier constituting a true occluding junction with the same properties in hemicyst and nonhemicyst areas.
(8) Encircling endocardial resection, with complete removal of endocardial scar unguided by intraoperative mapping, was employed in 10 patients with drug-resistant sustained ventricular tachycardia.
(9) The nerve bundles, encircled by basal lamina, were enclosed by a thin connective tissue layer and by flattened fibroblast-like cells.
(10) Within these fields, the development of perineuronal baskets followed a similar medial to lateral sequence: DA axons first surrounded a few neuronal cell bodies at P3 in the medial part of the intermediate LSN; at P6, Met-IR axons encircled more laterally located perikarya, and only at P9, some neurons located along the ventricle in the lateral DA field became surrounded.
(11) Ventricular tachycardias occurring after myocardial infarction (MI) and resistant to medical treatment were successfully treated in 5 patients by encircling endocardial ventriculotomy.
(12) At the end of the third reperfusion day, an atypical form of bouton degeneration was found, consisting of massive occurrence of enlarged (greater than 4 microns) boutons encircled by a clear halo.
(13) The preservation of the His bundle connection is explained by the failure of the sulcus to completely encircle the heart.
(14) Examinations of stages of fibril development in muscle fibers of seven Rhesus monkey and six human fetuses reveal SR tubules encircling the Z lines at all stages of fibril development.
(15) All patients had undergone pars plana vitrectomy with silicone oil injection for proliferative vitreoretinopathy; five patients had encircling solid silicone scleral buckles.
(16) Vibrassae show up as hair follicles plunged in a blood sinus encircled by a thick connective capsule.
(17) From these primary processes, secondary ones arise and often encircle the vessel almost completely.
(18) The "dangerous zones" are situated at the base of the right-side surface of the interatrial septum above the fibrous ring of the septal cusp of the tricuspid valve, along the base of the membranous segment of the interventricular septum, in front of the posterior fibrous triangle, and at the fibrous ring encircling the bases of the posterior and right aortic semilunar valves.
(19) Thus, under these circumstances, the message from the neuron to the oligodendrocyte to make myelin is apparently intact, yet there is interference with the ability of the oligodendroglial cell process to find, attach to and encircle CNS axons with a normal myelin sheath.
(20) Intraocular pressure was recorded continuously during intravitreal infusion of saline solution before and after the application of encircling silicone elements.
Halo
Definition:
(n.) A luminous circle, usually prismatically colored, round the sun or moon, and supposed to be caused by the refraction of light through crystals of ice in the atmosphere. Connected with halos there are often white bands, crosses, or arches, resulting from the same atmospheric conditions.
(n.) A circle of light; especially, the bright ring represented in painting as surrounding the heads of saints and other holy persons; a glory; a nimbus.
(n.) An ideal glory investing, or affecting one's perception of, an object.
(n.) A colored circle around a nipple; an areola.
(v. t. & i.) To form, or surround with, a halo; to encircle with, or as with, a halo.
Example Sentences:
(1) Sec-alpha-halo-nitro compounds are active antibacterial and antifungal agents, and the sec-bromo derivatives are the most active and stable.
(2) For conservative treatment of injuries of the cervical spine, two different methods are available: The HALO fixator and the collar.
(3) Thickening of the gallbladder wall, a subserosal "halo" of edema, pericholecystic abscess, and marked gallbladder distention were consistent findings in AAC.
(4) An Mr 15,000 protein was produced at higher levels by halo variants than by nonhalo-producing cells.
(5) Management intervention was identified as the cause of deterioration in four of 134 patients undergoing operative intervention, in three of 60 with skeletal traction application, in two of 68 with halo vest application, in two of 56 undergoing Stryker frame rotation, and in one of 57 undergoing rotobed rotation.
(6) PRL or its solvent were administered at different time points (0, 4, 8, and 12 hours after light onset = HALO) during 5 consecutive days.
(7) A peripheral halo with delayed enhancement was noticed in 12 patients (42.8%) Histologic correlation in hepatocellular carcinomas showed that the degree of contrast enhancement corresponded to tumor vascularity and that the peripheral halo corresponded to fibrous capsular structure.
(8) 1) small elevation, 2) spotty barium fleck, 3) ill defined barium fleck and 4) barium fleck with halo were suggested the possibility of inflammatory bowel diseases.
(9) These cases suggest that a halo sign does not guarantee a benign process.
(10) The correction by halo-up-Extension runs on an average of 35% of the total correction.
(11) When cultures were overlaid with an acridine orangedeoxyribonucleate-agar (ADA) mixture, incubated for 1 to 3 hr, and observed under ultraviolet light, clear halos developed around colonies that produced deoxyribonuclease.
(12) In the light of these results and of recently published reports a rational diagnostic approach to hypoechoic lesions without halo in echogenic livers varies, depending on such factors as known primary malignancy or site of the lesion.
(13) Subsequent treatments are given using skin tattoos and laser alignment for target placement within the isocenter of the linear accelerator, and a modified portable halo-ring device is used for skull immobilization.
(14) A significant number of Alzheimer patients exhibited a more extensive smooth "halo" of periventricular hyperintensity when compared with controls (p = .024).
(15) (b) Positioning of patients for operation, including those with a halo vest, is efficiently carried out with safety and ease.
(16) Based on a personal series of 47 cases of aberrant papillae and a review of the literature, the authors stress the relative frequency of this anomaly and the almost constant possibility of making the diagnosis by means of intravenous pyelography on the basis of the following signs: regular, round or oval filling defect, surrounded by a fine opaque halo which separates it from the surrounding urine; or a notch with a regular arc-shaped border prolonged towards the exterior at its two extremities by a small spur.
(17) 2) A halo peak appeared in group II and showed the trend of disappearance in group III, however, no peak shift was observed in all groups.
(18) The halo brace has presented the neuroscience nurse with a new challenge in the care of victims of cervical spine trauma.
(19) Skull traction and a halo-vest were intermediate in patients with loss of motion, and the degree of loss of range was essentially equal.
(20) At the end of the third reperfusion day, an atypical form of bouton degeneration was found, consisting of massive occurrence of enlarged (greater than 4 microns) boutons encircled by a clear halo.