(v. t.) To cause to pass through fine interstices, as a liquor; to filter; to strain.
(v. i.) To pass through fine interstices; to filter; as, water percolates through porous stone.
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.
Seep
Definition:
(v. i.) Alt. of Sipe
Example Sentences:
(1) These results indicate the presence of ANP in canine CSF and that it does not come from blood that has seeped across the blood-CSF barriers but may originate in the brain.
(2) The media are more pervasive, seeping everywhere into the vacuum left by the shrinking of the old powers.
(3) It has been estimated that natural oil seeps may also contribute as much as 10% of the hydrocarbons in the global marine environment.
(4) The unusually long period of time that the tooth survived might be attributed to a different approach to the replantation technique, such as occlusion adjustment prior to replantation, preoperative reduction of oral cavity bacteria and of the harmful aerosols commonly found in the dental operatory, placement of a noneugenol periodontal packing under the acrylic splint to prevent residual liquid monomer from seeping into the periodontal space, use of the patient's own blood and no other material to moisten the root while it was out of the socket, a short extraoral period, loose splinting, complete isolation of the operative site in the oral cavity, and completion of periodontal therapy before intentional replantation.
(5) For these palmiers, however, – full of chocolate and honey – I've found the rolling method is best for keeping the filling contained in the swirls of dough and stopping it from seeping across the baking tray.
(6) Today's news shows the poison of bad credit continues to seep through the veins of the world's financial markets.
(7) Over the following days, every drop of the 119,328 tonnes of crude oil borne by this 300m-long supertanker seeped into the Atlantic.
(8) Porous rocks under the Martian surface might hold frozen water that melts in the summer months and seeps up to the surface.
(9) Shorten said he hoped debate would shift from the “toxic, malignant, poison of Hansonism that seeps to surface of our politics”.
(10) Noble gases are one of four things the organisation looks out for in its nuclear monitoring process, because the gases can be released by either slowly seeping through rock and sediment from underground to the surface after a nuclear test or come from activity at a test site.
(11) Even as the radiation levels above ground stabilise, the legacy for Tomioka and Fukushima Prefecture in general will be a long one, as caesium seeps deeper into the ground on its slow journey to the groundwater.
(12) But the arts are of importance to all voters, and seep into areas well beyond the confines of the Department for Culture .
(13) By the 13th fetal day cerebrospinal fluid begins to seep into and replace it.
(14) Somehow the story seeped into our bones, expressed in our best-loved sitcoms – with their tales of frustrated men, from Captain Mainwaring to David Brent, made ridiculous by delusions of grandeur – and by a brand of newspaper whose unspoken daily message is that the country is going to the dogs.
(15) The organism was recovered from the clay layer of the soil profile as well as from water that seeps into this layer during the "wet" season.
(16) Oil is spreading across the creeks and mangrove forests and seeping deeper into the water table.
(17) If bleeding persists in spite of ligation, this does not mean that the wrong vessel has been tied off but that arterial anastomoses are allowing blood to seep from the ethmoidal to the sphenopalatine area of the nose.
(18) She said: "Under the carapace of glittering, hedonistic celebrity, the ooze of a very different and more dangerous lifestyle has seeped out for all to see."
(19) Lahm was 12 years old when he joined the Bundesliga’s record title winners and it would not be an exaggeration to say that the club’s you-have-to-win-everything attitude to the game has seeped deep into Lahm’s psyche.
(20) Brendan didn’t obsess about telling us about opponents constantly, but through working on certain exercises the message seeped into our minds.