(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.
Lace
Definition:
(n.) That which binds or holds, especially by being interwoven; a string, cord, or band, usually one passing through eyelet or other holes, and used in drawing and holding together parts of a garment, of a shoe, of a machine belt, etc.
(n.) A snare or gin, especially one made of interwoven cords; a net.
(n.) A fabric of fine threads of linen, silk, cotton, etc., often ornamented with figures; a delicate tissue of thread, much worn as an ornament of dress.
(n.) Spirits added to coffee or some other beverage.
(v. t.) To fasten with a lace; to draw together with a lace passed through eyelet holes; to unite with a lace or laces, or, figuratively. with anything resembling laces.
(v. t.) To adorn with narrow strips or braids of some decorative material; as, cloth laced with silver.
(v. t.) To beat; to lash; to make stripes on.
(v. t.) To add spirits to (a beverage).
(v. i.) To be fastened with a lace, or laces; as, these boots lace.
Example Sentences:
(1) Litvinenko died aged 43 after drinking tea laced with radioactive polonium-210 at a meeting with two Russian men at the Millennium hotel in Grosvenor Square, London, in November 2006.
(2) Girls loved him, his flouncy lace sleeves, tight trousers, big hats, curly hair.
(3) Other designs included short ruffle cocktail dresses with velvet parkas slung over the shoulder; blazers made of stringed pearly pink; and gold beading and a lace catsuit.
(4) He says he is not bitter but his words are laced with hostility.
(5) Renal calcification following renal vein thrombosis (RVT) has a virtually diagnostic lace-like radiological pattern.
(6) Part of that must be down to the way the language of welfare reform is surreptitiously laced with innuendo about scroungers and skivers.
(7) The only reminder of what happened is a small, blackened, crater near the northern part of town, where a rocket laced with a nerve agent fell, killing more than 70 people in one of the worst mass casualty chemical attacks in the six-year war in Syria .
(8) In smears prepared from aspirated material, uniform tumour cells, embedded in a myxoid matrix and partly arranged in a lace-like pattern, were found.
(9) This week the British fashion industry finally shed its image of cautious provincialism laced with endearing eccentricity and earned the applause of those members of the international fashion community in London for the show of the top ready-to-wear designers and the major fashion exhibitions at Olympia and the Kensington Exhibition Centre.
(10) A lace used in obstetrics for ligation of umbilicus served as the tourniquet.
(11) These days, rat poison is not just sown in the earth by the truckload, it is rained from helicopters that track the rats with radar – in 2011 80 metric tonnes of poison-laced bait were dumped on to Henderson Island, home to one of the last untouched coral reefs in the South Pacific.
(12) Blood laced with disgrace flows from my hands, feet and side.
(13) • Follow the Guardian's World Cup team on Twitter • Sign up to play our great Fantasy Football game • Stats centre: Get the lowdown on every player • The latest team-by-team news, features and more It was also a night that was laced with controversy.
(14) Sweden's third-largest city is laced with 500km (310 miles) of cycle lanes, more even than in Copenhagen, a short hop across the Öresunds Bridge .
(15) FceRII showed a lace-like pattern irrespective of the distribution of IgE.
(16) Laced stabilizers offer an equal or possibly greater amount of support, are less costly and easier to apply, and can be retightened frequently during activity.
(17) Athletic shoe manufacturers have introduced specialized lacing systems and high-top performance shoes to improve ankle stability.
(18) The distribution of radioactivity between newly synthesized poly(A)-containing and poly(A)-lacing polysomal RNA was altered, but no differences in mRNA half-life were observed in growth compared with effects of sham nephrectomy.
(19) He was reported missing after missing roll call on 30 June 2009, and a huge search operation began immediately, with foot patrols combing the landmine-laced and helicopters flying dozens of missions to look for him from the air.
(20) It was a migraine-inducing reminder of this team's fallibility, a position of relative authority having been surrendered wastefully; even attempts to salvage a point were rather unconvincing and laced with panic.