(a.) Glassy; resembling glass; consisting of glass; transparent, like crystal.
(n.) A poetic term for the sea or the atmosphere.
(n.) The pellucid substance, present in cells in process of development, from which, according to some embryologists, the cell nucleous originates.
(n.) The main constituent of the walls of hydatid cysts; a nitrogenous body, which, by decomposition, yields a dextrogyrate sugar, susceptible of alcoholic fermentation.
Example Sentences:
(1) Histologically, foci strongly resembling hepatocellular carcinoma with hyaline globules were noted.
(2) In some of the tubuli there were hyalin cylindroids.
(3) These observations suggest that the function of BMG is to evoke mesenchymal cell differentiation into prechondroblasts during the latent or migratory morphogenetic phase while the effect of the culture medium is to provide the bionutritional requirements for synthesis of hyaline cartilage matrix by chondrocytes during the patent phase of development.
(4) Reversible increases in size and distribution of hyaline droplets within proximal tubular epithelium occurred through 1 year of treatment at a severity that was dose-dependent.
(5) Chemically isolated separate preparations of the non-aggregating protein-chondroitin-keratin sulphate (PCKS) fraction from the hyaline cartilage and hyaluronic acid (HUA) of the vitreous body and of the umbilicus were investigated by electron microscopy.
(6) Regardless of cyst localization, lowest diagnostic sensitivity was observed in patients whose cysts were intact and of the hyaline type, whereas recently broken cysts were associated with the most consistently detectable immune response.
(7) All three meningiomas showed expression of carcinoembryonic antigen, cytokeratin, and epithelial membrane antigen in the cells surrounding the hyaline bodies.
(8) Closely associated with alcoholic hyalin and often found along its entire circumference, were bundles of fine filaments in parallel arrangement of much smaller size.
(9) The presence of hyaline cartilage within the wall of the cyst allows to make the difference for sure between an esophageal cyst of bronchogenic origin and a cyst of enterogenous origin.
(10) Histologically, vascular lesions such as vacuolization, degeneration and desquamation of the endothelium and hyalinization and necrosis of the muscular coat predominated, whereas reparatory reactions were relatively sparse.
(11) Upon fertilization, the antigen was exocytosed from the cortical vesicles and became associated with the hyaline layer, the fertilization envelope, and the plasma membrane.
(12) These studies showed that the cartilaginous cap of human osteophytes has the capacity to synthesize the entire repertoire of sulphated proteoglycans of mature hyaline cartilage.
(13) It is well-established that binding of a chemical to alpha 2u-globulin is the rate-limiting step in the development of male rat-specific hyaline droplet nephropathy.
(14) In some areas, the tumor shows a striking resemblance to Kaposi's sarcoma; criss-crossing fascicles of spindle cells are interspersed with narrow vascular spaces, but PAS-positive hyaline globules are absent.
(15) In the case of arthroses the primary lesion occurs in the non-vascularized hyaline cartilage.
(16) Hyaline bodies were present in nearly all tumours of skin.
(17) The following morphologic observations were made: Arteries exhibiting arteriosclerosis appeared, in the new host, to take on a distinct new cellular deposit which was superimposed on the previously existing hyalinization in the intima.
(18) Thirty-five neonates developed hyaline membrane disease.
(19) In the control males given the vehicle alone, the proximal segment of the os penis, composed of a compact cell mass found at day 0, developed at 5 days into the membrane bone with bone marrow and hyaline cartilage; the distal segment, composed of mesenchymatous cells until 10 days, developed at 30 days into fibrocartilage characterized by a distribution of type I collagen.
(20) Histologically the most conspicuous were the findings of the hyaline alveolar membrane and the cellular atypia of endothel of the alveoles and the lymph-ducts.
Hyaloid
Definition:
(a.) Resembling glass; vitriform; transparent; hyaline; as, the hyaloid membrane, a very delicate membrane inclosing the vitreous humor of the eye.
Example Sentences:
(1) During the latest phase the periequatorial material is vanishing, the hyaloid capillaries disappear, the density of the posterior granular substance decreases.
(2) It is likely that the spontaneous and long-lasting haemorrhage in the lens had been caused by rupture of the anterior end of the hyaloid artery attached to the posterior lens surface and had occurred in the late prenatal or early postnatal period.
(3) Fluorescein angiography of a cyst of the hyaloid system shows leakage from the hyaloid vessels.
(4) Our results show that there are at least two principal sites of laminin B1 mRNA synthesis: (a) the hyaloid vessels and the lens during the period of major axonal outgrowth, and (b) the retinal ganglion cells at later development stages.
(5) An analysis of 54 cases of ARD, and a PRD control group, revealed that retraction of the posterior vitreous hyaloid was more severe in the aphakic eyes.
(6) During the follow-up, the detached posterior hyaloidal membrane appeared to have collapsed on the anterior retina in concertina-like folds.
(7) The vasa hyaloidea propria and tunica vasculosa lentis are small branches of the hyaloid artery which fill the primary vitreous.
(8) We report on a patient with oculo-dento-osseous dysplasia and bilateral persistence of the hyaloid system.
(9) The well-developed hyaloid artery is identifiable ultrastructurally as an arteriole consisting of a nonfenestrated intima, a multilayered smooth muscular media, a connective tissue adventitia, and a perivascular sheath.
(10) The time of the complete disappearance of the hyaloid artery varied considerably in individual monkeys; remnants of the hyaloid artery were often present on the disc (Bergmeister's papilla) in adult life.
(11) The formation of the glial sheath of the hyaloid artery also appears to be a consequence of traction from the primary vitreous.
(12) The mechanism proposed for the passage of ghost cells to the anterior chamber is through a defect in the anterior hyaloid face, created as the vitreous liquefies and degenerates.
(13) Is this not done, blood will eventually enter the vitreous gel through holes that develop in the posterior hyaloid membrane.
(14) A 22-year-old woman presented with nasal dragging of the disc and nasal ectopia of the macula due to persistent hyaloid vessels.
(15) The contours of FG and FD show that they leave predominantly by diffusion into the posterior chamber, encountering only a minor barrier at the anterior hyaloid membrane.
(16) This method, which combines a lens fixation procedure with trans pars plana vitrectomy techniques to ensure safe manipulation of the lens implant in the absence of an intact anterior hyaloid face, is ideally suited for retrieval and repositioning of PC-IOLs dislocated into the vitreous.
(17) A posterior vitreous separation with subsequent vascularization of the posterior hyaloid face occurs early in the course of the disease process and is coincident with the development of maculopathy and schisis cavities.
(18) The embryonic fissure extends into the optic stalk which connects the cavity of the optic vesicle with the cavity of the neural canal; the hyaloid artery penetrates into the optic cup through the embryonic fissure.
(19) This technique has been most helpful in diabetics who have an attached posterior hyaloid.
(20) High-resolution contact B-scan echographic imaging of the ciliary body and peripheral retina was performed on five eyes with anterior hyaloidal fibrovascular proliferation and media opacity by means of a wide (58 degrees) scanning arc.