(n.) A fillet or narrow woven fabric, commonly of silk, used for trimming some part of a woman's attire, for badges, and other decorative purposes.
(n.) A narrow strip or shred; as, a steel or magnesium ribbon; sails torn to ribbons.
(n.) Same as Rib-band.
(n.) Driving reins.
(n.) A bearing similar to the bend, but only one eighth as wide.
(n.) A silver.
(v. t.) To adorn with, or as with, ribbons; to mark with stripes resembling ribbons.
Example Sentences:
(1) The "hexagonal ribbon" model proposes that hexagonal profiles are true cross-sections of elongated hexagonal ribbons.
(2) Consequently, the insular ribbon effectively becomes a watershed arterial zone.
(3) The possible arrangements of molecules within the twisted ribbons have been deduced and are found to be fairly closely related.
(4) Description and differentiation of the ribbon shaped vascular muscle cells from cardiac muscle cells, and the potential for confusion of the two in older animals, was addressed.
(5) Textures observed include spherulites with Maltese crosses, striated and highly colored ribbons, whorls of periodic interference fringes, and colored flakes.
(6) Differentiated ribbon synapses are found after 8 days in vitro, the time at which they normally appear in situ.
(7) At low pH, it is theorized that the trapezoidal profile of the dimer is shifted to a more rectangular configuration such that flat ribbons are formed by the lateral association of dimers.
(8) When negatively stained with uranyl acetate, LPSI was ribbon-like but LPSII exhibited hexagonal lattice structures.
(9) synaptic ribbon (SR) and synaptic spherule (SS) numbers, was explored in 6 different stocks and strains of laboratory rats, viz.
(10) In the astrocytes, the residual bodies were extremely polymorphous and contained inclusions with bilamellar ribbon-like structures.
(11) These labeled amacrine cells received conventional synaptic contacts from other unlabeled amacrine cells and ribbon synaptic contacts from unlabeled bipolar cells, in both the proximal and distal inner plexiform layer.
(12) Regular patterns of actomyosin interactions arise when ribbons are aligned with myosin thick filaments, because the repeat distance of the myosin lattice (429 A) is an integral multiple of the subunit repeat in the ribbon (35.7 A).
(13) All underwent implantation of a ribbon electrode through a small laminotomy, under general anesthesia.
(14) We have reported that meso-hexestrol, a synthetic estrogen, inhibits microtubule assembly and induces microtubule proteins into twisted ribbon structures.
(15) The first is characterized by afferent synapses to the brain with, in the sensory pedicle endings, structures similar to the presynaptic ribbons noted by some authors in photoreceptors of arthropods.
(16) Presynaptic ribbons could be observed in cone cells on E.E.
(17) The other part was processed for electron microscopy to quantify synaptic ribbons (SR).
(18) A possibility of reorganization of the tubular structures into the ribbon-like ones and vice versa is shown.
(19) Some tied yellow ribbons and bows to the Eccles Cross while others stood quietly, reflecting on what had happened to someone who, according to the local paper, was an "extraordinary man who we can be proud to call one of our own".
(20) At the apposition of the ribbon to the hair cell membrane, presynaptic densities are formed and the ribbon appears to become anchored.
Rosette
Definition:
(n.) An imitation of a rose by means of ribbon or other material, -- used as an ornament or a badge.
(n.) An ornament in the form of a rose or roundel, -much used in decoration.
(n.) A red color. See Roset.
(n.) A rose burner. See under Rose.
(n.) Any structure having a flowerlike form; especially, the group of five broad ambulacra on the upper side of the spatangoid and clypeastroid sea urchins. See Illust. of Spicule, and Sand dollar, under Sand.
(n.) A flowerlike color marking; as, the rosettes on the leopard.
Example Sentences:
(1) Most of the radioactivity in spleen cells from these rats were associated with antigen-reactive cells which formed rosettes specifically with HO erythrocytes.
(2) Slide smears revealed the rosette-shaped pattern characteristic of malignant neuroblastoma, many of which were fitted with dendritic plasmatic processes.
(3) The response of Tac rosette positive cells to recombinant IL-2 was always higher than that of the Tac rosette negative or unselected cells, indicating that this rosette method specifically selects T cells expressing IL-2 receptor.
(4) In a second experimental series, immunological tests (Rosette-forming cells, Plaque-forming cells, serum hemagglutinin titers) were performed 7 days after intraperitoneal injection of LPS.
(5) The mouse serum, unlike the rabbit one, induced the inactivation of receptors in rosette forming lymphocytes both in the non-immune and immune mice on the 8th day after the antigenic stimulation.
(6) It contained approximately 1% HP+cells and approximately 3% of all lymphocytes forming rosettes which sheep erythrocytes (E+ cells) present before fractionation.
(7) The suppressor cell is radioresistant; requires 24 hr to suppress optimally; is inactivated by heating at 56 degrees C for 15 min, and is enriched in the non-T interface after SRBC rosette depletion over a discontinuous Ficoll-Hypaque gradient.
(8) Treatment of PBL with the antiserum alone completely inhibited the E-rosette formation.
(9) The increased blastogenesis occurred in rosette-depleted (B cell) populations and did not occur in rosette-enriched (T cell) preparations.
(10) The authors found daily variations in all rosettes in the inner retinal layers, which are of interest here.
(11) Total rosette-forming cells (TRFCs) and percentage of rosette-forming cell (RFC) levels were measured in patients undergoing dialysis and in recipients following renal transplantation.
(12) The proportion of SIg carrying cells within the population forming EA-rosettes was between 11 and 26-4%.
(13) Microautoradiography showed that melanin-containing cells in the trunk and head kidney and in the olfactory rosettes also accumulated high amounts of radioactivity.
(14) In this study, thymic rosettes (TR), which are cell-cell complexes of thymic lymphocytes and stromal cells, were isolated from human thymic tissue, and were characterized.
(15) Incubation of normal pig lymphocytes in serum samples collected from 10 sows immediately before, and at daily intervals after mating with a vasectomized boar significantly elevated the rosette inhibition titre (RIT) of a standard antilymphocyte serum in 6 animals on the first but not on the 2nd and 3rd day after copulation.
(16) Histamine in vitro also inhibited the E-rosette formation, but only in patients with allergic disorders.
(17) Fragments of human erythrocytes inhibited E rosette formation by intact human red cells, but did not result in a significant decrease in rosette formation by intact guinea pig erythrocytes; likewise, guinea pig fragments had no inhibitory effect on rosette formation by human erythrocytes, demonstrating that separate receptors were required for the two red cell types.
(18) With sheep RBC, lymphocytes from 2 of the 5 rabbits studied formed rosettes to the extent of 1.5% in the system containing glutaraldehyde.
(19) Taking the percentage of zymosan-complement complex rosette forming cells (ZC-RFC%) and the number of zymosan-complement Complex rosette forming cells (ZC-RFC) in the peripheral blood as indices of humoral immunity, bone marrow derived lymphocytes were detected by modified Sondra B cell assay in 24 healthy aged taking part in Taichiquan (88 style) exercise and 24 age-matched normal subjects without any physical training.
(20) The rosette inhibition titers (RIT) for sera from 94 women at various stages of gestation were detected with a standardized rosette inhibition test.