(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).
Molten
Definition:
(p. p.) of Melt
(a.) Melted; being in a state of fusion, esp. when the liquid state is produced by a high degree of heat; as, molten iron.
(a.) Made by melting and casting the substance or metal of which the thing is formed; as, a molten image.
Example Sentences:
(1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
(2) These flaws were controlled by cooling the metal mold assembly and the cast immediately after the pouring of the molten cerrobend alloy, evenly with water.
(3) Multiparametric kinetic study of bovine alpha-lactalbumin renaturation from the unfolded state has shown the existence of an intermediate which is formed within 10(-2) s with properties close to those of the molten globule.
(4) Bacteriocin producer strains were grown (37degrees C) anaerobically on brain heart infusion-yeast extract agar for 18 h. Bacteriocin indicator strains were suspended to molten brain heart infusion-yeast extract agar and then overlayed onto the producer strain.
(5) The changes of T1 and T2 were treated based on the assumption of two types of molecular motions: (1) isotropic "slow" motions with times approximately greater than 10(-8) s (including the rotation of a molecule as a whole) and (2) anisotropic "fast" motions with times approximately less than 10(-10) s. Experimental data show an essential increase of the scale of intramolecular mobility for the majority of side groups upon transition of the protein from the native to the molten globule state.
(6) Disks cut from each device were attached to the sawed-off ends of 10 ml syringes and dipped in a beaker containing either butoconazole nitrate cream or a molten wax insert.
(7) This model predicted that PEG enhanced refolding of CAB occurred by a specific interaction of PEG with the molten globule first intermediate to form a nonassociating complex which continued to fold at the same rate as the first intermediate.
(8) The following regimes are outlined: 1. the "wet" molten globule, i.e., the compact state with pores occupied by solvent; 2. the swollen globule ("wet," of course); and 3. the coil.
(9) The theory also predicts two populations of denatured species, one open and the other more compact, with densities in the range found experimentally for molten globular states.
(10) The model implies that protein folds by stage mechanism (secondary structure - molten) globule state - native state) in such a way that the results of previous stages are not reconsidered in subsequent ones.
(11) The molten globule has been assumed to be a major intermediate state of protein folding.
(12) We have, using fluorescence and fluorescence quenching, studied the molten globule state of bovine alpha-lactalbumin.
(13) The machine can make decimal dilutions of bacterial suspensions, dispense measured amounts into petri dishes, add molten agar, mix the dish contents, and label the dishes with sample and dilution numbers at the rate of 2,000 dishes per 8-hr day.
(14) These results are discussed in view of the molten globule structure of proteins.
(15) More challenging by far will be digging out the molten cores in the reactors themselves.
(16) When the molten surface of the earth solidified over 4 X 10(9) years ago the quantity of phosphorus to be contained in the storehouse of the new planet had already been resolved.
(17) The source of contamination was sought and it was found that the stone of the mill had been repaired with molten lead on the same day that the wheat of the family had been ground; while grinding the wheat some lead was mixed into the flour.
(18) This alternatively folded state exhibits certain characteristics of the molten globule but differs distinctly from it by its extraordinary structural stability that is characteristic for native protein structures.
(19) Molten metal burns of the feet remain a common injury to foundry workers.
(20) Updated at 8.09pm GMT 8.06pm GMT Falcons 20 - Seahawks 7, 2:20 3rd quarter Gonzalez is a hill of molten lava - get off him!