What's the difference between percolator and perk?

Percolator


Definition:

  • (n.) One who, or that which, filters.

Example Sentences:

  • (1) As soon as the component with the lower mechanical stability is percolating the powder system, tablet hardness is controlled entirely by this component.
  • (2) This group consisted of 101 cases of whom 38 underwent semen treatment with Centrifugation on a Discontinuous Percoll Gradient (CDPG) and 63 with Pellet Swim-up (PS); the control group was made up of 31 normospermic patients where the semen was treated by PS.
  • (3) The attempt to fractionate the testicular cells by centrifugation in the continuous and discontinuous Percoll gradient was undertaken.
  • (4) The platelet subpopulations were separated with discontinuous gradients of Percoll.
  • (5) By using Percoll discontinuous density gradient centrifugation, peripheral blood nonphagocytic and nonadherent mononuclear cells were divided into the low and high density fractions for which natural killer (NK) cells and T cells were enriched, respectively.
  • (6) We conclude that both localized memory and percolation are possible in stimulatory idiotypic networks.
  • (7) The effect of activated PMN was tested on the motility of Percoll-washed spermatozoa in the presence and absence of reactive oxygen species scavengers or seminal plasma (whole or fractionated).
  • (8) To cope with this problem, in 27 IVF cycles, sperm selection was performed by centrifugation on discontinuous Percoll density gradient.
  • (9) Thirdly, the discontinuous percoll density gradient centrifugation was used to separate P. carinii cysts.
  • (10) Fractionation by Percoll density centrifugation of peripheral blood leucocyte cells, from atopic subjects with seasonal hay fever, unmasked IgE-B cell populations whose individual capacities to synthesize IgE in vitro were obscured in cultures of unfractionated B cells.
  • (11) Inspection of the cavity margins revealed absence of percolation at the dentin margins.
  • (12) In general, IEL of satisfactory yield and of good viability were obtained with EDTA treatment of the gut tissues, followed by rapid passages of the resultant cells through nylon-wool columns and centrifugation on two-step Percoll density gradients (45% and 80%).
  • (13) Basolateral membranes obtained by self-orienting Percoll-gradient centrifugation were treated with 5 mM CaCl2 to minimize the cross-contamination by brush border membranes.
  • (14) Percoll-purified high density small lymphocytes had little or no migratory capacity under these conditions, requiring a longer incubation time (4 hr) for consistent migration.
  • (15) Guinea pig marrow cell suspensions were first enriched for megakaryocytes by density equilibrium centrifugation in continuous Percoll density gradients.
  • (16) Using Percoll density gradient centrifugation, 1,25(OH)2D3 receptors could be localized in the basal cell fraction.
  • (17) After introduction of erythrocyte targets, there was a 20- to 30-min delay before initiation of phagocytosis that was not observed with monocytes prepared by the standard Percoll-gradient technique.
  • (18) To accomplish this, blood was obtained from patients with ragweed AR, granulocytes were isolated and fractionated by continuous density Percoll gradients, and the density distribution of these cells was determined after centrifugation.
  • (19) A cellular compartment from brown adipose tissue (BAT) of newborn rats was isolated by Percoll-density-gradient centrifugation and was shown to proliferate and to undergo adipose conversion in vitro in primary culture.
  • (20) Collagenase-dispersed cells from human chorion laeve were examined on Percoll gradients.

Perk


Definition:

  • (v. t.) To make trim or smart; to straighten up; to erect; to make a jaunty or saucy display of; as, to perk the ears; to perk up one's head.
  • (v. i.) To exalt one's self; to bear one's self loftily.
  • (a.) Smart; trim; spruce; jaunty; vain.
  • (v. i.) To peer; to look inquisitively.

Example Sentences:

  • (1) Furthermore, between matches, players can test all their new perks and weapons via an easily accessible firing range – instead of having to try them out in a match.
  • (2) He had earlier seen little support for his push to cut EU pay and perks.
  • (3) A number of companies, including B&Q, Tesco and Morrisons have raised basic pay only to cut perks and premium payments for weekend, holiday or late working.
  • (4) The company previously attracted heavy criticism with plans to eliminate the morning perk of free tea and toast handed out to staff across 230 stores.
  • (5) We’re not asking for perks, just for recognition on how hard we really do work, and not taking a pay cut is part of this.
  • (6) July 8, 2014 Richard Perks (@RichardP_Mintel) Has M&S been switching space from furniture to clothing to make the clothing figures look better?
  • (7) However, BA believes it has tempered willingness to strike by the threat to withdraw travel perks and by running a robust contingency schedule during 22 days for strikes during March, May and June.
  • (8) VIPs, VVIPs or even VVVIPs – almost all government officials – can receive perks ranging from free housing in listed villas with staff paid by the government, bodyguards who act as personal assistants, free flights, unobstructed passage through airports or train stations as well as a significant degree of de facto legal impunity.
  • (9) Yet, the current proposal appears aimed at ludicrously legislating the economic cycle and creating ever higher fixed salaries and perks for those leading the largest banks.
  • (10) BA has offered to reinstate staff travel perks but without the seniority clauses that give long-serving cabin crew priority over junior colleagues.
  • (11) The authors previously reported morning-to-evening changes in ophthalmic measurements at 3 months and at 1-year after radial keratotomy in a self-selected group of patients in the Prospective Evaluation of Radial Keratotomy (PERK) study.
  • (12) They did, however, let the dog diner sit on the banquette to eat his lunch – quite possibly a first – and swiftly perked up when the owner came out to greet him.
  • (13) There are 30 new weapons, including a new class of marksman rifles; Perks now have a points system, allowing you to buy several weaker options or opt for one or two really meaty specials.
  • (14) She apparently thought she could “conscientiously object” and keep the perks of the job she conscientiously objects to performing at the same time.
  • (15) Always a good cook, she had a Damascene moment one day when, looking for a way to perk up a slightly flat pasta dish, she gave it a squeeze of lemon.
  • (16) Should pensioners forfeit perks or Labour impose a higher corporation tax?
  • (17) More highly myopic patients in the PERK population (-4.50 to -8.00 diopters [D]) demonstrated corneas that are 0.08 to 0.10 mm steeper than the less myopic population (-2.00 to -3.12 D).
  • (18) A proposed deal was reached in May, but one which included sanctions against crew who had been on strike and deprived low-paid staff of travel perks.
  • (19) These days the Radiohead frontman tries to calm himself down – and perk up his spirits – with yoga and meditation.
  • (20) The business's values, which include "putting the happiness of partners at the centre of everything we do", have not always been fashionable but the formula of rewarding staff – on top of the bonus staff will receive discounts and perks ranging from subsidised holidays to sailing clubs and theatre outings worth £120m this year – went from strength to strength during the recession.

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