(a.) Pertaining to chemistry; characterized or produced by the forces and operations of chemistry; employed in the processes of chemistry; as, chemical changes; chemical combinations.
(n.) A substance used for producing a chemical effect; a reagent.
Example Sentences:
(1) Brain and ganglia of embryonic Periplaneta americana were grown for 2 to 3 weeks in a chemically defined medium.
(2) Stimulation of human leukocytes with various chemical mediators such as TPA, f-Met-Leu-Phe, LTB4, etc.
(3) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
(4) At 36 h postsurgery, RBCs were examined by 23Na-NMR by using dysprosium tripolyphosphate as a chemical shift reagent.
(5) The absorption of ingested Pb is modified by its chemical and physical form, by interaction with dietary minerals and lipids and by the nutritional status of the individual.
(6) Changes in cardiac adenosine triphosphate (ATP), phosphocreatine (PCr) and inorganic phosphate (Pi) were followed and intracellular pH (pHi) was estimated from the chemical shift of Pi.
(7) Maximal aberration yields were observed for 2,4-diaminotoluene, 2,6-diaminotoluene and cytosine beta-D-arabinofuranoside from 17 to 21 h, eugenol from 15 to 21 h, cadmium sulfate from 15 to 24 h and 2-aminobiphenyl, from 17 to 24 h. For adriamycin at 1 microM, the % aberrant cells remained elevated throughout the period from 9 to 29 h, while small increases at 0.1 microM ADR were found only at 13 and at 25 h. For most chemicals the maximal aberration yield occurred at a different time for each concentration tested.
(8) 2.39pm BST The European Union called for a "thorough and immediate" investigation of the alleged chemical attack.
(9) "With hyperspectral imaging, you can tell the chemical content of a cake just by taking a photo of it.
(10) The deactivated columns had the residual silanols on the silica gel chemically inactivated to reduce the interaction with basic groups or analytes.
(11) A sperm whale myoglobin gene containing multiple unique restriction sites has been constructed in pUC 18 by sequential assembly of chemically synthesized oligonucleotide fragments.
(12) On the basis of obtained data on the uniformity of chemical compounds of the secretion of glands belonging to different groups their common origin has been suggested.
(13) In spite of important differences in size, chemical composition, polymer density, and configuration, biological macromolecules indeed manifest some of the essential physical-chemical properties of gels.
(14) In contrast sham-hemodialysis in group CA and group PS, respectively, did not result in significant increases in amino acid efflux from the leg implying that the protein catabolic effect of blood membrane contact depends on the chemical properties of dialysis membranes.
(15) We investigated this suppression quantitatively, using a chemical assay for cell-bound and dissolved capsular polysaccharide.
(16) We previously established that the binding constant (Ka) of this receptor site for the chemically synthesized model AGE, 2-(2-furoyl)-4(5)-(2-furanyl)-1H- imidazole-butyric acid (FFI-BA), on cells of the mouse macrophagelike cell line RAW 264.7 is identical to that for AGE proteins.
(17) They included lectins such as wheat germ agglutinin (WGA), concanavalin A and phytohemagglutinin, and a chemical cross-linker, glutaraldehyde, in addition to anti-IL-2R monoclonal antibodies, HIEI and H-47.
(18) The reduction of such potentials can be explained in terms of collision between the antidromic volleys and those elicited orthodromically by chemical and thermic stimulation.
(19) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
(20) The use of gaseous insecticides in the chemical control of T. infestans is discussed.
Froth
Definition:
(n.) The bubbles caused in fluids or liquors by fermentation or agitation; spume; foam; esp., a spume of saliva caused by disease or nervous excitement.
(n.) Any empty, senseless show of wit or eloquence; rhetoric without thought.
(n.) Light, unsubstantial matter.
(v. t.) To cause to foam.
(v. t.) To spit, vent, or eject, as froth.
(v. t.) To cover with froth; as, a horse froths his chain.
(v. i.) To throw up or out spume, foam, or bubbles; to foam; as beer froths; a horse froths.
Example Sentences:
(1) Mood Indigo (18 July) Arguably the most French movie ever made, Romain Duris and Audrey Tautou are quite adorable as fairy tale lovers in Michel Gondry's adaptation of Boris Vian's Froth on the Daydream.
(2) Tea swathed in frothed milk sweetened to within an inch of its long, UHT life.
(3) It may be of significance, however, that nearly half of SIDS infants had a respiratory tract infection in the last two weeks of life while forty percent had bloody froth over their mouths when found, presumably pulmonary oedema fluid.
(4) Sandwood Bay in Scotland Photograph: Alamy Am Buachaille, a rocky sea stack, stood guard-like to one side, the giant grey slabs which cut into the sea were bathed in frothing waves, and the dim glow of the Cape Wrath lighthouse sent out a muted white beam beyond the cliffs to my right.
(5) The answer, I think, is: bankers, bailed out; the royal family, whose income has risen in this recession thanks to the intervention of the chancellor; and those who should bridge the tax gap, estimated at £32bn in 2010-11 by HMRC, but don't, and are only punished with a froth of meaningless rhetoric.
(6) Viewed from the outside, Pakistan looms as the Fukushima of fundamentalism: a volatile, treacherous place filled with frothing Islamists and double-dealing generals, leaking plutonium-grade terrorist trouble.
(7) If anything, the danger to Trump’s ambitions is coming from inside the house, with his frothingly deranged spokesperson Michael Cohen, a man 30 years out-of-date on spousal rape laws who sounds like a Queens mook in a tracksuit who traps a mom in her car in the Stop & Shop parking lot because he thinks she took his space, beats on the hood and screams, Do you know who my uncle is?
(8) Milk texture talk quickly becomes arcane, with terms like frothing, stretching and the all-important microfoam.
(9) Anti-frothing agents were used in sheep before cattle to treat acute legume bloat.
(10) The tetrakaidecahedral shape and the spatial configuration of these bubbles closely resemble those of stacked epidermal cells, although the columns of a froth were oriented at a 60degrees angle to their substratum rather than at right angles as occurs in the epidermal cell columns.
(11) ‘You get an enormous amount of froth and speculation in the aftermath of a big IPO (Initial Public Offering) of this kind.
(12) But it is all merely worthless and meaningless froth while the city council permits a gateway to hell to do brisk business just a few streets away.
(13) Gross postmortem examination of the lungs and internal organs revealed only a bloody froth in the trachea of the heparin-treated rats exposed to 3 ATA oxygen.
(14) The possiblity that the organization of cells into columns in the mammalian epidermis may be a result of the close packing of these cells has been investigated in a model system involving the association of randomly produced soap bubbles into a stable froth.
(15) 8.37am BST At Peel Hunt, traders reject Vince Cable's claim that today's share price spike is merely 'froth'.
(16) "Are baby pictures really worse than Instagram shots of artfully frothed coffee?"
(17) The symptomatic period proper was characterized by persistent chewing with frothing, varying degrees of gagging, and vomit.
(18) Simmer for about 45 minutes to an hour, at a low bubble, scraping off any froth that rises to the surface.
(19) A sudden massive effusion of bloody froth issued from around the cannula.
(20) "As yet this is a small but vocal minority, but I think we are seeing an emergence from the froth and apathy of the 1990s."