(n.) A little perforated ball, to be strung on a thread, and worn for ornament; or used in a rosary for counting prayers, as by Roman Catholics and Mohammedans, whence the phrases to tell beads, to at one's beads, to bid beads, etc., meaning, to be at prayer.
(n.) Any small globular body
(n.) A bubble in spirits.
(n.) A drop of sweat or other liquid.
(n.) A small knob of metal on a firearm, used for taking aim (whence the expression to draw a bead, for, to take aim).
(n.) A small molding of rounded surface, the section being usually an arc of a circle. It may be continuous, or broken into short embossments.
(n.) A glassy drop of molten flux, as borax or microcosmic salt, used as a solvent and color test for several mineral earths and oxides, as of iron, manganese, etc., before the blowpipe; as, the borax bead; the iron bead, etc.
(v. t.) To ornament with beads or beading.
(v. i.) To form beadlike bubbles.
Example Sentences:
(1) Retention of platelets from whole blood on glass beads was performed by the method of Bowie.
(2) The kidney disease was characterized by diffuse beaded deposition of rat gammaglobulin along the glomerular capillaries and proteinuria.
(3) Agarose-albumin beads may be useful for removing protein-bound substances from the blood of patients with liver failure, intoxication with protein-bound drugs, or specific metabolic deficits.
(4) Using polyclonal antibodies raised against yeast p34cdc2, we have detected a 36 kd immunoactive polypeptide in macronuclei which binds to Suc1 (p13)-coated beads and closely follows H1 kinase activity.
(5) The results of the study suggest that perhaps tobramycin of cefotaxime-impregnated PMMA beads would produce local levels of antibiotic high enough to sterilize a given dead space for a period of 28 days.
(6) Using sterile conditions, antibodies to G were incubated with a suspension of transformed cells at 4 degrees C, unbound antibodies were then removed, and the cells were incubated with the immunoabsorbent (3 micron magnetic beads; J. Ugelstad et al.
(7) The beads enable us to examine several aspects of the adhesion process with particles having uniform properties that can be varied systematically.
(8) Cytotoxic T lymphocytes were found to mediate rapid lysis of target cells not normally recognized in the presence of small polystyrene beads coated with a combination of anti-T3 and antitarget cell antibodies.
(9) Beads approximately 1 microm in diameter appeared to be the optimal size for ingestion.
(10) In the presence of 3-isobutyl-1-methylxanthine, stimulation induced an accumulation of cAMP, making possible the NMR detection of the second messenger in living cells grown on microcarrier beads and perfused in the NMR tube.
(11) In order to examine the mechanisms underlying radiation-induced changes in phosphorus metabolite levels observed in RIF-1 tumors in vivo, RIF-1 cells in culture were perfused for up to 70 h following gamma-irradiation with 0-25 Gy and monitored continuously by 31P NMR spectroscopy at 8.5 T. Cells immobilized in the sample volume by incorporation into calcium alginate beads were bioenergetically stable, but did not replicate at the cell density used.
(12) To investigate the effect of steroid hormone on phagocytosis by keratocytes, we investigated the phagocytic activities for latex beads by rabbit corneal keratocytes cultured in the presence and absence of dexamethasone.
(13) The M-280 beads which are smaller (diameter 2.8 microns) and contain less iron than the M-450 beads were coated with polyclonal IgG sheep antimouse (SAM) antibody.
(14) No radiographic studies are routinely needed; bead-chain cystourethrography and IVU in particular probably offer little additional information.
(15) The electron-dense tracers, ferritin, peroxidase, Thorotrast, and latex beads were all ingested but none was phagocytized.
(16) After elution of the complex from the beads a new cycle of capture, washing and release of the target-capture-reporter-probe complex is initiated by the additions of unused (dT)-tailed beads.
(17) In this procedure, target DNA is captured by a biotinylated oligonucleotide via intermolecular triplex formation, bound to streptavidin-coated magnetic beads, and recovered in double-stranded form by elution with a mild alkaline buffer that destabilizes the triple helix.
(18) Because the plasma clots were not well retained in the basal cistern, however, small beads (dextran or latex) were added to stabilize them.
(19) Amino ligands such as proteins or drugs can be bound covalently to the beads in a single step at physiological pH.
(20) We also found a strong binding of S-protein antibodies to agarose beads preincubated in native serum, which was strongly reduced (70-80%) by inactivation of the alternative complement pathway (50 degrees C, 20 min).
Blob
Definition:
(n.) Something blunt and round; a small drop or lump of something viscid or thick; a drop; a bubble; a blister.
(n.) A small fresh-water fish (Uranidea Richardsoni); the miller's thumb.
Example Sentences:
(1) The spatial spread or blur parameter of the blobs was adopted as a scale parameter.
(2) There was no evidence of a "columnar" or "blob" pattern of any binding site within any of the laminae.
(3) The thresholds for both tasks increased linearly with decreasing resolution (increasing blur), for a constant ratio of the resolution parameter and the separation of the outer two blobs.
(4) If you look at a map of Britain resized according to house prices, London and the south-east form a massive blob, and every other region and nation are mere stringy offshoots, like a fried egg that is all yolk.
(5) Though the starlings looked like a dark swarm of bees, they had two inky blobs in their midst, for they had acquired a pair of crow interlopers.
(6) The centers of the hypercolumns coincide with the blobs.
(7) Segregation of textures based on differences in line orientation and blob size was tested in adults, infants and children, with a forced-choice preferential looking technique.
(8) In primate striate cortex, staining for the mitochondrial enzyme cytochrome oxidase reveals a regular pattern of intense staining, the blobs, which are surrounded by the lighter stained interblob regions.
(9) Differential connections between CO-rich (blobs) and CO-poor regions (interblobs) also exist within V1; blobs are connected to blobs and interblobs are connected to interblobs.
(10) The level of isolation of the blobs from the surrounding interblob tissue was investigated in the present study by combining CO staining with Golgi impregnation of dendritic arbors in the same tissue sections.
(11) Thus the activating domain of the hER HBD appears to be different from the recently characterized 'simple' activating domains, such as acidic 'blob' or amphipathic helix, and more likely corresponds to a protein surface created from dispersed elements and dependent upon the three-dimensional folding of the HBD.
(12) Paterson, who has previously said significant global temperature rises of 1-2.5C would only be modest and who claimed he was sacked as minister to appease the “green blob” , is to call for a repeal of the act unless other countries adopt similar carbon-cutting laws.
(13) Like the centers of pinwheels, the centers of blobs also lie along the midline of ocular-dominance columns.
(14) The preattentive system ignores the exact shape of these blobs, but is sensitive to their average width, length, and orientation.
(15) Neuroanatomical tracing studies have shown that blob and interblob cells receive different inputs and participate in different projections.
(16) The chief finding was that cells in "blobs" of layer III that stain densely for cytochrome oxidase receive indirect input, via layer IVC, from both LGN magnocellular (M) and parvocellular (P) cells.
(17) The rare, ethereal objects, first seen in the 1990s, came to be known as Lyman-alpha blobs (Lab), their place instantly secured among the most mysterious phenomena in the heavens.
(18) The technique involves a full thickness incision of the blob of tissue and positioning of a spacer which is gradually expanded by means of a conical obturator.
(19) Scaling (i) the three-blob alignment results with estimates of the cortical magnification factor and (ii) the two-blob separation discrimination results with their corresponding neural blur parameter shows an impressive isotropy and blur scale-invariance for the mechanisms mediating differential spatial displacement discrimination across the visual field.
(20) The first woman to be awarded the prestigious gong in her own right, the 64-year-old earned a place as one of the most sought-after architects in the world, having bestowed her trademark blobs on cityscapes from Baku to Guangzhou This article was amended on 25 September 2015.