(n.) An optical instrument, consisting of a lens, or combination of lenses, for making an enlarged image of an object which is too minute to be viewed by the naked eye.
Example Sentences:
(1) The results of our microscopic model confirm that the continuum hypothesis used in our previous macroscopic model is reasonable.
(2) Light microscopic studies of pancreata from mice sacrificed at this time demonstrated insulitis and beta cell necrosis.
(3) Using serial section electron microscopic reconstructions as a reference, we have chosen as our standard procedure a method that maximizes both the preservation of the cytoskeleton and the proportion of cells staining, while minimizing the degree of nonspecific staining.
(4) It is concluded that the present method for demonstration of aryl sulphatase activity is not well suited for microscopical identification of lysosomes in rat liver parenchymal cells.
(5) Histological and electron-microscopic study of the lungs of 15 patients who had been treated with bleomycin for advanced squamous cell carcinoma demonstrated marked histological changes in nine.
(6) This light microscopic comparison of viable FDA- and nonviable PI-stained cysts of G. muris demonstrates that 2 types of cysts can be distinguished and implies that structural differences can be used to identify these subpopulations of cysts.
(7) Electron microscopic immunohistochemistry revealed histamine-immunostaining in granules in a small number of nerve fibers and varicosities.
(8) For routine use, 50 mul of 12% BTV SRBC, 0.1 ml of a spleen cell suspension, and 0.5 ml of 0.5% agarose in a balanced salt solution were mixed and plated on a microscope slide precoated with 0.1% aqueous agarose.
(9) Electron microscopic observations of the masseter nerve in the aged cats revealed a disruption of the myelin sheaths and a pronounced increase in collagen fibers in the endoneurium and perineurium.
(10) Widely varying numbers of endocrine cells were identified in 12 out of 64 cases of uterine cancer in the course of histochemical and electron microscopic examination.
(11) Significantly better survival was found in patients with T2 tumors in comparison with patients with T3 and T4 tumors, in patients with infrastructural localization in comparison with patients with suprastructural localization and in patients with microscopic residual tumor in comparison with MRT patients.
(12) At the light-microscopic level, adrenergic fibres were identified due to their formaldehyde-induced fluorescence.
(13) It has a poor prognosis prior to the current combined treatment of surgical ablation, radiation to the surgical field, and chemotherapy for microscopic metastases.
(14) Histochemical and electron microscopic examinations confirmed that this biochemical lesion was associated with abnormal intracellular accumulation of unesterified cholesterol in mutant lymphocytes.
(15) Suspensions of isolated insect flight muscle thick filaments were embedded in layers of vitreous ice and visualized in the electron microscope under liquid nitrogen conditions.
(16) Pure bile gave 32 correct diagnoses (67%) and 14 diagnoses of inadequate material (29%), which contained few nondegenerated cells and made microscopic diagnosis unreliable.
(17) Total excisional biopsy is necessary to properly assess an adenoma microscopically.
(18) Examination was by means of counter immunoelectrophoresis, radioimmunoassay and electron microscope with negative staining.
(19) Twenty-seven human septums were removed at post mortem, examined macroscopically, sectioned coronally and examined microscopically.
(20) A television camera scans the spread through microscope optics; computer and special purpose electronics process the video signals to generate run length histograms.
Microscopy
Definition:
(n.) The use of the microscope; investigation with the microscope.
Example Sentences:
(1) Morphological alterations in the lungs of pheasants after prolonged high-dosage administration of bleomycin sulfate were studied by light and electron microscopy.
(2) It has been shown by LM and transmission electron microscopy that cells with blebs are viable and capable of mitotic activity.
(3) Serially sectioned rabbit foliate taste buds were examined with high voltage electron microscopy (HVEM) and computer-assisted, three-dimensional reconstruction.
(4) High levels of spirochetes also were detected in diseased sites with phase-contrast microscopy.
(5) Transmission electron microscopy demonstrated that these blebs were devoid of organelles and microvilli; scanning electron microscopy revealed that the blebs were highly wrinkled and more numerous than were the projections observed in tissue from animals treated with testosterone alone, or in tissue from unoperated controls.
(6) Immunogold electron microscopy demonstrated that outer dense fibres were the predominant immunoreactive site.
(7) Adenomata taken from 25 patients with primary aldosteronism were observed by electron microscopy.
(8) Digestion of cytoplasmic components of horny cells was observed by electron microscopy, but both cell membranes and desmosomes remained intact.
(9) HCT were classified by light microscopy as benign (n = 22), intermediate (n = 30), and malignant (n = 13).
(10) The amount of intracellular, iodophilic, glycogen-like polysaccharide (IPS) present in cells of two strains of Streptococcus mutans at various stages of growth in a chemically defined medium was determined by quantitative electron microscopy.
(11) This study examined the immunohistochemical findings in renal arterioles from biopsy specimens, and related the findings to those of light and electron microscopy.
(12) Light microscopy of both apneics and snorers revealed mucous gland hypertrophy with ductal dilation and focal squamous metaplasia, disruption of muscle bundles by infiltrating mucous glands, focal atrophy of muscle fibers, and extensive edema of the lamina propria with vascular dilation.
(13) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
(14) After permeabilization, with attendant partial extraction, the preparation can be fixed, then viewed by either deep-etch replication, or by high-resolution scanning electron microscopy, with structure of interest revealed in deep view.
(15) Neither light nor electron microscopy revealed significant morphologic alterations in the cochlear elements of the exposed offspring.
(16) Electron microscopy revealed a well-developed rough endoplasmic reticulum, an enlarged Golgi apparatus and many highly electron-dense secretory granules resembling those of Clara cells.
(17) Electron microscopy has been used to monitor the effect of detergent treatment on the morphology of the organism and to examine the detailed structure of the flagella.
(18) Using this monoclonal antibody in confocal microscopy, the subcellular localization of p52 in infected cells was analyzed.
(19) Electron microscopy showed that the clots consist mainly of a suspension of individual fibers, in contrast to clots made from native fibrinogen, which are highly branched.
(20) We have examined the arteries of pressure perfusion fixed animals of 9 months age by scanning electron microscopy.