(v. t. & i.) Having the quality of rising or floating in a fluid; tending to rise or float; as, iron is buoyant in mercury.
(v. t. & i.) Bearing up, as a fluid; sustaining another body by being specifically heavier.
(v. t. & i.) Light-hearted; vivacious; cheerful; as, a buoyant disposition; buoyant spirits.
Example Sentences:
(1) "Most technologies have their bright and dark side," he replies, buoyantly.
(2) Synchrony was documented by nuclear staining and fluorescence microscopy, and by determining the variation of the buoyant density of the cells during outgrowth.
(3) The nuclear membranes were found to have a higher buoyant density and to be richer in protein.
(4) We have therefore termed this production of buoyant LDL in the Lpb 5.1 pigs direct buoyant LDL production.
(5) The chimeric plasmid was selected and amplified in vivo by sequential transformation of E. COLI C with the ligated mixture, selection of transformants in medium containing streptomycin plus colicin E1, followed by amplification in the presence of chloramphenicol and purification of the extracted plasmid by dye-buoyant density gradient centrifugation in ethidium bromide-CsCl solution.
(6) Examination of total cell lysates by dye-buoyant density gradient centrifugation revealed the presence of covalently closed circular DNA from cells grown at 37 degrees C, but none was obtained from cells grown at 30 degrees C. Thus, possible interference by large amounts of extrachromosomal DNA in the determination of the chromosomal segregation pattern is unlikely.
(7) The increased plasma LDL in the hypercholesterolemic pigs was confined to a buoyant LDL subspecies.
(8) Regression analysis showed that there have been systematic errors involved in the estimation of guanine plus cytosine (GC) content by the chemical method, and that the relation between buoyant density and base composition is indeed linear and best fitted by the equation GC = 10.309 (rho-1.662), which compares well in slope with the equation of Schildkraut, Marmur, and Doty.
(9) We have examined the effects of 1,25(OH)2D3 on T-cell populations isolated by buoyant density and E rosetting from human tonsils.
(10) The buoyant density of the DNA component which contains the polypyrimidines was detected by centrifuging native DNA to equilibrium in a CsCl gradient, and then assaying each fraction for its content of polypyrimidines.
(11) This approach, when combined with electron microscopy and buoyant density determinations, appears capable of localizing individual polypeptides in some of the viral and subviral forms.
(12) Mouse satellite DNA sequences isolated by centrifugation in CS2SO4--Ag+ gradients are analyzed for buoyant density by CSCl density gradients and for their content of fast reassociating sequences by denaturation and partial reassociation.
(13) Formaldehyde-treated cells showed DNA with lower buoyant density due to proteinase K sensitive DNA-protein cross-linking; this effect was not observed after treatment with either platinum compound.
(14) Internet search advertising is set to remain buoyant, with a tasty 25% growth rate.
(15) The CsCl-buoyant density data allows us to estimate that 108 mol of CMC are bound per mol of SV40 DNA I.
(16) The controversy concerning the relationship between platelet buoyant density and platelet age is unresolved.
(17) Foot-and-mouth disease virus (FMDV) attached to pig kidney cells at 0 degrees C and could only be recovered in a form with a sedimentation coefficient and buoyant density lower than that of the native virus.
(18) In characterizing the plasmid species from strains UT0002 and UT0003, the 21S but little or no 56S plasmid deoxyribonucleic acid could be isolated after centrifugation of cleared lysates from these strains on dye-buoyant density gradients.
(19) Services and manufacturing have been the main drivers of growth according to official data, but the BCC warned that the buoyant outlook concealed long-term challenges.
(20) Because of their intrinsic low buoyant density, chitosomes can be separated from crude cell homogenates (1000 g or 35,000 g supernatants) of Mucor rouxii by isopycnic sedimentation in sucrose density gradients.
Plug
Definition:
(n.) Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple.
(n.) A flat oblong cake of pressed tobacco.
(n.) A high, tapering silk hat.
(n.) A worthless horse.
(n.) A block of wood let into a wall, to afford a hold for nails.
(v. t.) To stop with a plug; to make tight by stopping a hole.
Example Sentences:
(1) Results obtained from cumulative labeling and pulse-labeling and chase experiments with cells from late gastrulae, yolk plug-stage embryos, and neurulae showed that the 30S RNA is an intermediate in rRNA processing and is derived from 40S pre-rRNA and processed to 28S rRNA.
(2) Six of the obstructed livers developed biliary cast formation so extensive that the smaller intrhepatic ducts became plugged to an extent that they could no longer have been treated by surgical mena.
(3) An in vitro, eccentric arterial stenosis model was created using 15 canine carotid arteries cannulated with silicone plugs containing special pressure-transducing catheters designed to measure pressure directly, within the stenosis.
(4) This report describes two patients with long-term catheter use who developed increasing respiratory failure and cor pulmonale, at least in part, due to a large tracheal mucus plug.
(5) Certain of the schistosomes were covered with a dense mass of interconnected blood platelets resembling a temporary haemostatic plug but not a blood clot.
(6) Monaural plugging was performed on different juvenile bats at 7, 14, and 35 days of age.
(7) The device was composed of a standard biopsy brush, protected by a single catheter and occluded with an agar plug.
(8) The main histological features of the tumour were enormous, but relatively regular, acanthosis of rete pegs revealing no similarity to the squamous-cell carcinoma, and an exclusively parakeratottic eleidine-containing central plug.
(9) Cement was pressurized into the cavity of the anatomic specimens, and the maximum interface shear strength between the cement plug and the bone was experimentally determined for each revision.
(10) Parties are a tedious chore, while sponsorships are pretty tiresome too: can you remember the key messaging about that motor oil you agreed to plug to the nearest reporter?
(11) Aqueous plugs are introduced on both sides of the plasma sample before it enters the precolumn.
(12) It’s as if they were a team away from the team, and they’re not shy of plugging into it.
(13) So the kids then went and pulled out the computer, plugged in the modem and they found it on YouTube.
(14) Three times a week, he rolled his wheelchair up to a computer monitor and allowed scientists from Battelle , a nonprofit research organisation that invented the technology they hoped would let him move his hand with his thoughts again, to plug into his brain.
(15) After standardized observation of mating behavior culminating in ejaculation and a sperm plug, females were allowed to produce litters in undisturbed conditions.
(16) Histological studies showed a prolonged healing process in both eyes, with a persistent epithelial plug.
(17) The consequence of these derangements is often widespread plugging of small bronchi and bronchioles.
(18) Posterior fossa decompression with obex plugging (the Gardner operation) was the procedure of choice for SM-ACM and for idiopathic holocord syringomyelia.
(19) Commerzbank, 25% owned by the German government, is trying to raise €5.3bn to plug a capital gap identified by the European Banking Authority.
(20) Tube dysfunction, defined as peritube leakage, plugging, fracture, or migration, occurred in 36% of patients over a mean follow-up period of 275 days and was significantly more common and likely to necessitate tube replacement in PEJ patients.