(n.) A resinous substance produced mainly on the banyan tree, but to some extent on other trees, by the Coccus lacca, a scale-shaped insect, the female of which fixes herself on the bark, and exudes from the margin of her body this resinous substance.
Example Sentences:
(1) Fifty-six percent of Lac+ transconjugants were resistant to the S. cremoris M12R lytic phage.
(2) We have previously shown that about 90% of total Escherichia coli lac repressor synthesized in mammalian cells is located in the cytoplasm [Hu and Davidson, Cell 48 (1987) 555-566].
(3) Hfr strains B4 and B8 transfer the Escherichia coli chromosome in opposite directions, each transferring lac(+) as the last known marker.
(4) Combined with histological analysis, these results suggest a more rapid recovery of normal spermatogenesis after physical insult with LAC treatment.
(5) The F'lac+ episome of Escherichia coli origin was transferred by conjugation with frequencies of 10(-7) to 10(-5) from Erwinia amylovora to 14 out of 15 Salmonella typhimurium trp female parents.
(6) A protein identical in properties to FIII L. casei lac was isolated from clones of E. coli carrying this DNA insert.
(7) Only one monoclonal antibody strongly inhibited cAMP binding by CRP, and this was accompanied by a consequent strong inhibition of both lac DNA binding and abortive initiation by RNA polymerase.
(8) These ends were cloned separately in lambdapMu hybrid particles that derived from a single Mu lysogen in the lac Z part of lambdaplac5.
(9) The structure of F13, a plasmid containing lac, purE, and proC, has been determined by heteroduplex analysis.
(10) In this case, resistance markers were lost when the transductants became Lac- but the derivatives remained copper resistant.
(11) Circular dichroic studies and hydropathy profiling of the amino-acid sequence of this 'lac' permease suggest a secondary structure in which the polypeptide consists of 12 hydrophobic segments in alpha-helical conformation that traverse the membrane in zig-zag fashion connected by shorter, hydrophilic domains with most of the charged residues and many of the residues commonly found in beta-turns.
(12) The strength of the STII gene promoter was compared with that of the ompF and lac operons, which were similarly fused to the lacZ gene.
(13) From the results of potassium iodide quenching of fluorescence from the tryptophans, and from attempts to react the native lac repressor with dimethyl(2-hydroxy-5-nitrobenzyl) sulfonium bromide and 2-hydroxy-5-nitrobenzyl bromide, we propose that tryptophan residue 209 is involved in a conformational change of the protein upon binding of inducer, but does not come in direct contact with inducer.
(14) In cells growing with interdivision times of 27, 36, and 55 min, the F'lac replicated at various stages in the division cycle but always at approximately the same time as initiation of chromosome replication.
(15) Expression of the blood group carbohydrates was similar in follicular and radicular cysts but differed from that seen in odontogenic keratocysts by the failure to detect N-lac in the latter.
(16) The phage lambda operator OR1 and a 18 base pair symmetric lac operator have been studied by high resolution NMR.
(17) Deletions covering all or part of the transfer region, as well as of lac and of pif, were obtained in the course of this analysis.
(18) A Mud(Ap, lac) prophage has been shown to be inserted into the ptsH gene of E. coli.
(19) From transient expression studies of the fusion gene between the chloramphenicol acetyltransferase and lac genes, it was found that the lacCAP binding site could act as an enhancer activity on the SV40 promoter, and also as an additive enhancer activity to the SV40 enhancer in HeLa cells.
(20) Expression of chlD-lac was increased in cells grown with nitrate.
Lay
Definition:
(imp.) of Lie, to recline.
(a.) Of or pertaining to the laity, as distinct from the clergy; as, a lay person; a lay preacher; a lay brother.
(a.) Not educated or cultivated; ignorant.
(a.) Not belonging to, or emanating from, a particular profession; unprofessional; as, a lay opinion regarding the nature of a disease.
(n.) The laity; the common people.
(n.) A meadow. See Lea.
(n.) Faith; creed; religious profession.
(n.) A law.
(n.) An obligation; a vow.
(a.) A song; a simple lyrical poem; a ballad.
(a.) A melody; any musical utterance.
(v. t.) To cause to lie down, to be prostrate, or to lie against something; to put or set down; to deposit; as, to lay a book on the table; to lay a body in the grave; a shower lays the dust.
(v. t.) To place in position; to establish firmly; to arrange with regularity; to dispose in ranks or tiers; as, to lay a corner stone; to lay bricks in a wall; to lay the covers on a table.
(v. t.) To prepare; to make ready; to contrive; to provide; as, to lay a snare, an ambush, or a plan.
(v. t.) To spread on a surface; as, to lay plaster or paint.
(v. t.) To cause to be still; to calm; to allay; to suppress; to exorcise, as an evil spirit.
(v. t.) To cause to lie dead or dying.
(v. t.) To deposit, as a wager; to stake; to risk.
(v. t.) To bring forth and deposit; as, to lay eggs.
(v. t.) To apply; to put.
(v. t.) To impose, as a burden, suffering, or punishment; to assess, as a tax; as, to lay a tax on land.
(v. t.) To impute; to charge; to allege.
(v. t.) To impose, as a command or a duty; as, to lay commands on one.
(v. t.) To present or offer; as, to lay an indictment in a particular county; to lay a scheme before one.
(v. t.) To state; to allege; as, to lay the venue.
(v. t.) To point; to aim; as, to lay a gun.
(v. t.) To put the strands of (a rope, a cable, etc.) in their proper places and twist or unite them; as, to lay a cable or rope.
(v. t.) To place and arrange (pages) for a form upon the imposing stone.
(v. t.) To place (new type) properly in the cases.
(v. i.) To produce and deposit eggs.
(v. i.) To take a position; to come or go; as, to lay forward; to lay aloft.
(v. i.) To lay a wager; to bet.
(n.) That which lies or is laid or is conceived of as having been laid or placed in its position; a row; a stratum; a layer; as, a lay of stone or wood.
(v. t.) A wager.
(v. t.) A job, price, or profit.
(v. t.) A share of the proceeds or profits of an enterprise; as, when a man ships for a whaling voyage, he agrees for a certain lay.
(v. t.) A measure of yarn; a lea. See 1st Lea (a).
(v. t.) The lathe of a loom. See Lathe, 3.
(v. t.) A plan; a scheme.
(imp.) of Lie
Example Sentences:
(1) Typological and archaeological investigations indicate that the church building represents originally the hospital facility for the lay brothers of the monastery, which according to the chronicle of the monastery was built in the beginning of the 14th century.
(2) Labour MP Jamie Reed, whose Copeland constituency includes Sellafield, called on the government to lay out details of a potential plan to build a new Mox plant at the site.
(3) The hippocampus plays an essential role in the laying down of cognitive memories, the pathway to the frontal lobe being via the MD thalamus.
(4) The glory lay in the defiance, although the outcome of the tie scarcely looks promising for Arsenal when the return at Camp Nou next Tuesday is borne in mind.
(5) As of July 1987, 10 states have prohibitory laws, five states have grandmother clauses authorizing practicing midwives under repealed statutes, five states have enabling laws which are not used, and 10 states explicitly permit lay midwives to practice.
(6) Speaking at The Carbon Show in London today, Philippe Chauvancy, director at climate exchange BlueNext, said that the announcement last week that it is to develop China's first standard for voluntary emission reduction projects alongside the government-backed China Beijing Environmental Exchange, could lay the foundations for a voluntary cap-and-trade scheme.
(7) He speeded the process of decolonisation, and was the first British prime minister to appreciate that Britain's future lay with Europe.
(8) This situation suppressed egg laying and resulted in a clearly decreased bone mineralization.
(9) Agir, launched in June as the Sahel crisis was taking hold, lays out a roadmap for better co-ordination of humanitarian and development aid to protect the most vulnerable people when drought hits again.
(10) The charity Bite the Ballot , which persuaded hundreds of thousands to register before the last general election, is to set up “democracy cafes” in Starbucks branches, laying on experts to explain how to register and vote, and what the referendum is all about (Bite the Ballot does not take sides but merely encourages participation).
(11) To overcome some of these problems it is suggested that an investigation of lay evaluation of health care should be carried out within a conceptual framework which incorporates the following elements.
(12) Three of the abscesses were intrapulmonary, and each lay adjacent to a pleural surface.
(13) Nowadays hardly a publication comes out of the regulator without it laying down another "matter for government".
(14) An intelligence officer told Associated Press that they were aware of the movement, but that the military is acting with care as many civilians are still trapped in the town and Boko Haram is laying land mines around it.
(15) After 14 minutes, Rose got in behind the Hull defence to lay on the opening goal for Eriksen while the second followed an incision up the other flank from Walker.
(16) In contrast, bilateral lesions of all cerebral ganglion peripheral nerves did not abolish spontaneous egg laying, suggesting that sensory input to the cerebral ganglion is not necessary for activating the bag cells.
(17) Several axon terminals lay close to blood vessels, and may modulate the activity of these vessels.
(18) Seasonal and habitat influences on the egg-laying activity of four species of Culex were compared in south Florida using jar- and vat-type oviposition traps.
(19) Those fed royal jelly as larvae emerge as queens and do little but lay eggs.
(20) Prolactin secretion was stimulated less in incubating hens deprived of their nests for 24 h (nest-deprived) than in laying hens after administration of the 5-HT receptor agonist quipazine, or precursor 5-hydroxytryptophan.