(n.) A circular structure either in plants or animals; as, a blood disc, a germinal disc, etc. Same as Disk.
Example Sentences:
(1) With this system, a brain region loaded with fura-2 was illuminated by a rotating disc bearing three different interference filters of 340, 360 and 380 nm at a rate of 600 rpm.
(2) Two cases of posterior lumbar vertebral rim fracture and associated disc protrusion in adolescents are presented.
(3) It is suggested that the intercalated disc functioned as a barrier to the freezing process.
(4) The increased release of alkaline phosphatase from the particulate matrix by lysophosphatidylcholine was confirmed by disc electrophoresis.
(5) The correlation of posterior intervertebral (facet) joint tropism (asymmetry), degenerative facet disease, and intervertebral disc disease was reviewed in a retrospective study of magnetic resonance images of the lumbar spine from 100 patients with complaints of low back pain and sciatica.
(6) Patients should be evaluated by perimetry using an appropriate strategy and contrast sensitivity testing, along with careful examination of the optic discs.
(7) Albumin was highly purified from a commercially available rat albumin preparation (Fraction V) using disc electrophoresis.
(8) The intervertebral discs expand centrally and become increasingly convex.
(9) The average repetitive yields and initial coupling of proteins spotted or blotted into PVDF membranes ranged between 84-98% and 30-108% respectively, and were comparable with the yields measured for proteins spotted onto Polybrene-coated glass fiber discs.
(10) The most frequently occurring signs were: tilting of the disc (89%), oblique direction of the vessels (89%) and myopic astigmatism (96%).
(11) Clinical findings and operative results of 212 operated cases of disc protrusion are analyzed in this paper.
(12) The initial effects of chymopapain, a chemonucleolytic agent, on the intervertebral disc of dogs were studied by light and electron microscopic techniques.
(13) Astrocytes nearer the optic disc showed the stellate shape characteristic of mature cells.
(14) Chemonucleolysis is a procedure in which an enzyme is injected into the intervertebral disc for the purpose of alleviating sciatic pain.
(15) Existing visual field defects in three patients were slightly aggravated and in four patients, with a pathological optic disc, visual field loss developed.
(16) Immunohistochemical studies support earlier reports of a rich nerve supply to the posterior longitudinal ligament, a less developed innervation of the anterior ligament and the outermost annular ring, and a total lack of innervation in deeper parts of the intervertebral disc.
(17) We analyzed 80 consecutive cases of lumbar disc herniation who underwent an extraperitoneal anterolateral discectomy according to clinical and radiologic parameters.
(18) The disc-gel patterns of the 8 m urea-soluble proteins showed that C. perfringens caused extensive proteolysis in pig muscle and a lesser extent of proteolysis in rabbit muscle.
(19) The cervical discogenic (painful disc) syndrome consists of scapular pain radiating to the head, shoulder and upper arm, often associated with paraesthesiae but without neurological deficit.
(20) Manganous chloride and Congo red incorporated into blotting paper discs have been used to differentiate gonococci from meningococci.
Discoid
Definition:
(a.) Having the form of a disk, as those univalve shells which have the whorls in one plane, so as to form a disk, as the pearly nautilus.
(n.) Anything having the form of a discus or disk; particularly, a discoid shell.
Example Sentences:
(1) A patient previously reported to have discoid lupus erythematosus as a neonate eventually developed systemic lupus erythematosus (SLE) at age 19 years.
(2) In these discoidal complexes, the alpha-helical content was estimated to be 65%, with the rest of the structure being essentially unordered.
(3) Squamous-cell carcinoma may arise in scars of chronic discoid lupus erythematosus.
(4) Complete and incomplete discoid menisci normally require treatment only when a tear occurs.
(5) This study evaluates the structural organization of the cytoskeleton within unactivated, discoid platelets.
(6) Twenty minutes after rewarming at 37 degrees C, chilled cells began to return toward normal resistance to aspiration when only 6% had recovered discoid shape.
(7) 88, 543--555] have shown that these derivatives act as partial agonists at the platelet ADP receptor inducing only the transition from discoid to globular morphology ('shape change').
(8) Feline immunodeficiency, virus infection, cryptococcosis, dermatophyte pseudomycetomas, demodicosis, Sézary-like syndrome, and discoid lupus erythematosus in cats are reviewed.
(9) Discoid LE patients who have not developed clinically significant SLE manifestations within the first 2 years of the appearance of their skin lesions have a very low risk for suffering from severe SLE complications later in their disease course.
(10) Cytochemical examinations of the activity of the lymphocyte and neutrophil acid phosphatase (AP), a lysosomal marker enzyme, was carried out in patients with discoid lupus erythematosus to assess the function of the cellular lysosomal system.
(11) Patients with localized scleroderma (n = 16) and discoid LE (n = 38) had antinuclear antibodies in 31 and 21% of cases, respectively.
(12) The most appropriate initial treatment for lateral discoid menisci in cases without tear should be observation of the clinical course with minimal treatment using diagnostic arthroscopy.
(13) We report on a 37-year-old white female with a 13-year follow-up of chronic discoid lupus erythematosus, which suffered massive bilateral visual loss coincident with the systemic exacerbation of her disease (proteinuria, pneumonia, serositis, leucopenia).
(14) Discoidal substrates for purified human lecithin-cholesterol acyltransferase were prepared with human apolipoprotein A-I, cholesterol, and egg phosphatidylcholine (PC) or dipalmitoyl PC, including dihexadecyl PC in various proportions as an enzymatically inert dilutor of the interfacial PC substrate.
(15) The treatment of the discoid meniscus is based on total or partial meniscectomy, achieved by the percutaneous or arthrometric technique.
(16) The digestion of bacterial DNA by peripheral blood monocytes was impaired both in patients with systemic lupus erythematosus (SLE) and discoid lupus erythematosus (DLE).
(17) Skin biopsy specimens obtained from involved skin from sixteen patients with systemic and discoid lupus erythematosus were studied.
(18) In contrast, no enhancement of cholesteryl ester transfer was observed upon addition of LCAT to either the discoidal bilayer particle preparations (containing phosphatidylcholine, cholesterol, cholesteryl ester, and apo-A-I at the molar ratio of 90:30:1.2:1.0) or high density lipoprotein 2 (HDL2).
(19) Platelets concentrated in presence of MPG were significantly better with respect to yield, maintenance of discoid shape, aggregability, and hypotonic shock response compared with control platelets concentrated in absence of MPG.
(20) We tried to establish the width of partial meniscectomy of a discoid meniscus that would prevent new tears.