(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.
Lap
Definition:
(n.) The loose part of a coat; the lower part of a garment that plays loosely; a skirt; an apron.
(n.) An edge; a border; a hem, as of cloth.
(n.) The part of the clothing that lies on the knees or thighs when one sits down; that part of the person thus covered; figuratively, a place of rearing and fostering; as, to be reared in the lap of luxury.
(n.) That part of any substance or fixture which extends over, or lies upon, or by the side of, a part of another; as, the lap of a board; also, the measure of such extension over or upon another thing.
(n.) The amount by which a slide valve at its half stroke overlaps a port in the seat, being equal to the distance the valve must move from its mid stroke position in order to begin to open the port. Used alone, lap refers to outside lap. See Outside lap (below).
(n.) The state or condition of being in part extended over or by the side of something else; or the extent of the overlapping; as, the second boat got a lap of half its length on the leader.
(n.) One circuit around a race track, esp. when the distance is a small fraction of a mile; as, to run twenty laps; to win by three laps. See Lap, to fold, 2.
(n.) In card playing and other games, the points won in excess of the number necessary to complete a game; -- so called when they are counted in the score of the following game.
(n.) A sheet, layer, or bat, of cotton fiber prepared for the carding machine.
(n.) A piece of brass, lead, or other soft metal, used to hold a cutting or polishing powder in cutting glass, gems, and the like, or in polishing cutlery, etc. It is usually in the form of wheel or disk, which revolves on a vertical axis.
(v. t.) To rest or recline in a lap, or as in a lap.
(v. t.) To cut or polish with a lap, as glass, gems, cutlery, etc. See 1st Lap, 10.
(n.) To fold; to bend and lay over or on something; as, to lap a piece of cloth.
(n.) To wrap or wind around something.
(n.) To infold; to hold as in one's lap; to cherish.
(n.) To lay or place over anything so as to partly or wholly cover it; as, to lap one shingle over another; to lay together one partly over another; as, to lap weather-boards; also, to be partly over, or by the side of (something); as, the hinder boat lapped the foremost one.
(n.) To lay together one over another, as fleeces or slivers for further working.
(v. i.) To be turned or folded; to lie partly upon or by the side of something, or of one another; as, the cloth laps back; the boats lap; the edges lap.
(v. i.) To take up drink or food with the tongue; to drink or feed by licking up something.
(v. i.) To make a sound like that produced by taking up drink with the tongue.
(v. t.) To take into the mouth with the tongue; to lick up with a quick motion of the tongue.
(n.) The act of lapping with, or as with, the tongue; as, to take anything into the mouth with a lap.
(n.) The sound of lapping.
Example Sentences:
(1) On the other hand, the LAP level, identical in preterms and SDB, is lower than in full-term infants but higher than in adults.
(2) We conclude that plasma LAP measurements have little value in monitoring ovulation induction therapy.
(3) A light rain pattered the rooftops of Los Mochis in Friday’s pre-dawn darkness, the town silent and still as the Sea of Cortez lapped its shore.
(4) Experimentally induced tongue contact with a variety of solid surfaces during lapping (an activity involving accumulation of a liquid bolus in the valleculae) induced neither increased jaw opening nor the additional EMG pattern.
(5) Kester said her daughter came and cried in her lap.
(6) 1.08pm BST Lap 2: Sergio Perez is out after an incident at Mirabeau, which is what brought out the yellow flags and safety car.
(7) By comparing P-LAP activity with cystine aminopeptidase activity, we concluded that both activities were shared by the same molecule.
(8) 1.57pm BST Lap 36: Punchy stuff from Jules Bianchi up to 13th, literally bumping his way through Kobayashi on the inside.
(9) The new tablet models come with a better built-in kickstand with two positions rather than one, so they can rest more firmly on users' laps.
(10) After Manchester United came the long goodbye to Stamford Bridge, a home game against Leeds on 15 May 2004, Abramovich's dismissal notice in Ranieri's pocket, but a lap and guard of honour with the players.
(11) Having personally witnessed their live act (Black Flag frantically twanging Bootsy’s Rubber Band) at Dingwalls in late August, I thought I’d made a great discovery until, two breathless days later, and a mere few hours before they left these fair isles, the Peppers deposited their press kit in my lap.
(12) Analysis of the activity of each unit was made at intervals from the beginning of the conditioned signal (light or sound) to the beginning of lapping milk which appeared in the feeding trough after the cat pressed the pedal.
(13) (2) The alleles at the Est-1, Est-2, Amy loci and the AP-4(1.0) and the LAP-1(.90) alleles show north south clinal change in frequency.
(14) On the other hand, grinding the glossy ridge-lap surface, painting the teeth with monomer or a solvent, preparing retention grooves on the ridge-lap portion of the teeth effectively lock the teeth to the denture base.
(15) We correlated Doppler variables of pulmonary venous flow and mitral inflow with simultaneously obtained mean LAP and changes in pressure measured by left atrial or pulmonary artery catheters.
(16) However, saccharin does not trigger a fixed rate of lapping at any point in the sequence.
(17) We might as well put a white cat in his lap.” The photographer asks McCluskey to hold the king up to the camera, and the press officer laughs with a wince.
(18) The race itself will feature 120 cyclists starting at 12.45pm and covering 13 laps of the Tour's finish circuit up and down the Champs Elysées, turning at Place de la Concorde and at the Arc de Triomphe, with a total distance of 90 kilometres.
(19) A significant LAP activity decrease was found only after a 30 day postcastration period when naloxone treated intact animals were compared with the castrated rats.
(20) These results suggest that P-LAP shows oxytocinase activity and plays an important role in the regulation of the plasma level of these hormones during pregnancy.