(1) The assembly reaction is accompanied by characteristic changes in fluorescence emission and dichroic absorption.
(2) Such an increase in antibody binding occurred simultaneously with an increase in the fluidity of surface lipid regions, as monitored by fluorescence depolarization of 1-(trimethylammoniophenyl)-6-phenyl-1,3,5-hexatriene.
(3) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
(4) The sensitivity of an indirect fluorescent antibody (IFA) test (screening test) for the detection of antibodies to cytomegalovirus (CMV) was examined by using 128 serum specimens and quaternary aminoethyl (QAE)-Sephadex A50 column chromatography to separate IgM from IgG class antibodies.
(5) Absorbance or fluorescence measurements may be used for detection.
(6) In the present study, 125 oesophageal biopsies obtained under direct vision at endoscopy from 22 patients with Barrett's oesophagus were systematically studied using fluorescence and peroxidase antiperoxidase single and double-staining immunocytochemical methods employing highly specific antibodies to localize the following peptide-containing cell types in Barrett's mucosa: gastrin, somatostatin, gastric inhibitory polypeptide, motilin, neurotensin and pancreatic glucagon.
(7) Likewise, they had little or no effects on the fluorescence anisotropy of TMA-DPH, which is also thought to be located in the interfacial region of the lipid bilayer, either when the probe was located in the outer layer of the plasma membrane or when the probe was located in the inner membrane compartment.
(8) Furthermore, experiments with the fluorescence-activated cell sorter revealed increased forward light scatter from resting exudate PMN compared to blood PMN.
(9) Sulphuric acid fluorescence is used for quantitation and specificity is achieved by the addition of tritiated oestrone to the urine hydrolysate.
(10) At the light-microscopic level, adrenergic fibres were identified due to their formaldehyde-induced fluorescence.
(11) Equilibrium and kinetic studies of the interaction of gene 32 protein of T4 phage with single-stranded fd DNA were performed monitoring the changes in protein fluorescence.
(12) The drug is extracted from serum or urine with ethyl acetate, separated by TLC, and determined by fluorescence quenching densitometry.
(13) In all these subjects, fluorescent staining and G-banding on chromosomes from cultured leukocytes confirmed their karyotype.
(14) Vital staining of neuroblastoma cells with acridine orange produces a bright intracellular red-orange fluorescence most probably due to the occurrence of RNA.
(15) Time-resolved tyrosine fluorescence anisotropy shows global correlation times broadly in agreement with the NMR results, but with an additional faster correlation time [approximately 600 ps].
(16) The specific fluorescence was affected following reserpine or 6-hydroxydopamine treatment; however, the rewarming process restored fluorescence only in the reserpine-treated tissue.
(17) I evaluated use of the fluorescence polarization technique to measure neocarzinostatin, a proteinaceous antitumor antibiotic, and its antibody, in serum.
(18) In the analysis of background fluorescence, the principal components were, as for the two-step technique, autofluorescence and propidium spectral overlap.
(19) Luminal and myoepithelial cells have been separated from normal adult human breast epithelium using fluorescence activated cell sorting.
(20) The influence of exogenous gangliosides on the structure of the viral envelope was studied using fluorescent and photoactivatable phospholipids incorporated into the viral membrane.
Fret
Definition:
(n.) See 1st Frith.
(v. t.) To devour.
(v. t.) To rub; to wear away by friction; to chafe; to gall; hence, to eat away; to gnaw; as, to fret cloth; to fret a piece of gold or other metal; a worm frets the plants of a ship.
(v. t.) To impair; to wear away; to diminish.
(v. t.) To make rough, agitate, or disturb; to cause to ripple; as, to fret the surface of water.
(v. t.) To tease; to irritate; to vex.
(v. i.) To be worn away; to chafe; to fray; as, a wristband frets on the edges.
(v. i.) To eat in; to make way by corrosion.
(v. i.) To be agitated; to be in violent commotion; to rankle; as, rancor frets in the malignant breast.
(v. i.) To be vexed; to be chafed or irritated; to be angry; to utter peevish expressions.
(n.) The agitation of the surface of a fluid by fermentation or other cause; a rippling on the surface of water.
(n.) Agitation of mind marked by complaint and impatience; disturbance of temper; irritation; as, he keeps his mind in a continual fret.
(n.) Herpes; tetter.
(n.) The worn sides of river banks, where ores, or stones containing them, accumulate by being washed down from the hills, and thus indicate to the miners the locality of the veins.
(v. t.) To ornament with raised work; to variegate; to diversify.
(n.) Ornamental work in relief, as carving or embossing. See Fretwork.
(n.) An ornament consisting of smmall fillets or slats intersecting each other or bent at right angles, as in classical designs, or at obilique angles, as often in Oriental art.
(n.) The reticulated headdress or net, made of gold or silver wire, in which ladies in the Middle Ages confined their hair.
(n.) A saltire interlaced with a mascle.
(n.) A short piece of wire, or other material fixed across the finger board of a guitar or a similar instrument, to indicate where the finger is to be placed.
(v. t.) To furnish with frets, as an instrument of music.
Example Sentences:
(1) The FSA was fretting about solvency when liquidity was the problem.
(2) She finds indoor activities to discourage the kids from playing outside on the foulest days, and plans holidays abroad as often as possible – but still frets about what their years in Delhi may do to her children’s health.
(3) It might seem absurd, but she also fretted about the horrendous poll tax bills received by people she knew, people she knew couldn't pay.
(4) And in a broader sense, the sort of Conservatives who think intelligently and strategically – and there are more of them than you think – fret that a bearded 66-year-old socialist has ignited political debate in a way that absolutely nobody in the mainstream predicted.
(5) It certainly saved her fretting over her debut sex scene.
(6) Moyes had already described how he had fretted about his attire when Ferguson initially invited him round to discuss the biggest job in English football and how the colour had drained from his face when he was offered it.
(7) For long periods Argentina had been stifled by a fine counterpunching opposition, but it would be a little hasty to fret too much about them after this performance.
(8) Chipmaker ARM is the biggest faller in London, as analysts fret about a slowdown in royalty revenues.
(9) "I used to be really nervous and sit in my dressing room and fret about a scene," he told Rolling Stone .
(10) Hewitt, playing in probably his last Davis Cup for his country at 34 before retiring from the game at the Australian Open in January, added: “We were able to keep Andy out there for a long time, but he’s still favourite [on Sunday].” For the British team, the Murrays’ win lifted a considerable weight off the shoulders of the captain, Leon Smith, who shared the crowd’s anxiety at several key moments of the match, none more fretful than when Andy Murray failed to serve it out in the fourth set and then when they were unable to convert the first match point in the subsequent tie-break.
(11) While Victorians celebrated the empire on which the sun would never set with successive jubilees (golden, 1887, and diamond, 1897), many readers fretted over foreign (increasingly German) threats to the harmony of English life.
(12) On Tuesday, for every wealthy Kolonaki resident fretting about their cash, there was a less well-off state or company employee convinced it would not come to that.
(13) They fretted as political ambition was given rocket boosters by technology.
(14) But better economic sentiment means more market fretting over the Fed's huge stimulus programme being scaled back.
(15) • Follow the Guardian's World Cup team on Twitter • Sign up to play our daily Fantasy Football game • Stats centre: Get the lowdown on every player • The latest semi-final news, features and more People get fretful.
(16) • Three graphs to stop smartphone fans fretting about market share
(17) After dinner she drove him to the railway station while fretting over leaving her baby son sleeping at home.
(18) Significant differences in the shapes of the cathodic Tafel slopes were also seen with cylinders with different surface conditions, and static versus fretting plates.
(19) Despite their jokey exterior, most had big things on their mind, fretting over marriages and babies, breakups and single life; less "grossout" comedy than "freakout".
(20) City analysts still fret that Bailey has either taken on too much or is an unproven chief executive.