What's the difference between sedimentation and separation?

Sedimentation


Definition:

  • (n.) The act of depositing a sediment; specifically (Geol.), the deposition of the material of which sedimentary rocks are formed.

Example Sentences:

  • (1) This clinical improvement was also associated with a decrease of erythrocyte sedimentation rate (p less than 0.001), decrease of C-reactive protein (p less than 0.0001) and with improvement of anaemia (p less than 0.05).
  • (2) The erythrocyte sedimentation rate is almost always markedly elevated.
  • (3) Histone mRNA, labeled with 32P or 3H-methionine during the S phase of partially synchronized HeLa cells, was isolated from the polyribosomes and purified as a "9S" component by sucrose gradient sedimentation.
  • (4) In cases without septic complications the level returned to normal within seven days, while the sedimentation rate only became normal after three months.
  • (5) The distance of nucleoid sedimentation increased as a function of exposure temperature and exposure time, and was proportional to an increased protein to DNA ratio in the nucleoids.
  • (6) Urinalysis revealed a low pH, increased ketones and bilirubin excretion, dark yellowish change in color, the appearance of "leaflet-shaped" crystals and increased red blood cells and epithelial cells in the urinary sediment, increased water intake, decreased specific gravity and decreased sodium, potassium and chloride in the urine.
  • (7) Neutral sucrose density sedimentation patterns indicate that neutron-induced double strand-breaks sometimes occur in clusters of more than 100 in the same phage and that the effeciency with which double strand-breaks form is about 50 times that of gamma-induced double strand-breaks.
  • (8) Partially purified VLPs were found to sediment at 183S in sucrose gradients and to cross-react with antibody in acute phase sera from geographically isolated cases of ET-NANBH.
  • (9) The following factors were studied: relative ability to adsorb virus, sedimentation of the adsorbing components, heat lability of the components, virus elution, and recovery of cell-associated virus.
  • (10) Other than an elevated erythrocyte sedimentation rate, there are no consistent laboratory abnormalities, and cultures of affected bone are negative.
  • (11) A molecular weight of 51,500 was determined from sodium dodecyl sulfate polyacrylamide gel electrophoresis, while sedimentation equilibrium ultracentrifugation gave a value of 49,500.
  • (12) Mononucleosomes obtained from labeled cells were fractionated by rate zonal sedimentation through a sucrose gradient in heavy water (Senshu et al.
  • (13) Microbiological analyses of sediments located near a point source for petrogenic chemicals resulted in the isolation of a pyrene-mineralizing bacterium.
  • (14) The major form, an amphiphilic dimer (G2a) which sediments at 5.3 S, and the minor form, an amphiphilic monomer (G1a) which sediments at 3.5 S. Extraction in the presence of the sulfhydryl alkylating agent N-ethylmaleimide was required to preserve the G2a form.
  • (15) A sedimentation coefficient of 5.6S was also determined.
  • (16) Seventy-four strains of Aeromonas hydrophila isolated from water and sediments of the River Porma (León, N.W.
  • (17) Human granulocytes from the peripheral blood of healthy donors were subjected to transient gravity sedimentation analysis in Ficoll density gradient columns (37 degrees C) containing different concentrations of Escherichia coli endotoxin-activated serum and medium 199.
  • (18) Sedimentation-velocity experiments indicate the M. elsdenii enzyme (s20,w = 4.95 S) to be essentially globular, while the D. vulgaris enzyme (s20,w = 4.1 S) has a less symmetric shape.
  • (19) Membranes were fractionated into material that sedimented at 20,000g and 100,000g.
  • (20) The flounder developed renal and pancreatic neoplasms and hepatotoxic neoplastic precursor lesions, demonstrating trophic transfer of sediment-bound carcinogens up the food chain.

Separation


Definition:

  • (n.) The act of separating, or the state of being separated, or separate.
  • (n.) Chemical analysis.
  • (n.) Divorce.
  • (n.) The operation of removing water from steam.

Example Sentences:

  • (1) It was tested for recovery and separation from other selenium moieties present in urine using both in vivo-labeled rat urine and human urine spiked with unlabeled TMSe.
  • (2) Chapter one Announcement of the Islamic Caliphate The announcement of the renewal of the caliphate in Iraq in the year 1427AH [2006] was the arbiter between division and separation as well as the glory of the Muslims.
  • (3) The adjacent gauge was separated from the ischemic segment by one large nonoccluded diagonal branch of the left anterior descending artery.
  • (4) The previous year, he claimed £1,415 for two new sofas, made two separate claims of £230 and £108 for new bed linen, charged £86 for a new kettle and kitchen utensils and made two separate claims, of £65 and £186, for replacement glasses and crockery.
  • (5) And this is the supply of 30% of the state’s fresh water.” To conduct the survey, the state’s water agency dispatches researchers to measure the level of snow manually at 250 separate sites in the Sierra Nevada, Rizzardo said.
  • (6) Completeness of isolation of the coronary and systemic circulations was shown by the marked difference in appearance times between the reflex hypotensive responses from catecholamine injections into the isolated coronary circulation and the direct hypertensive response from a similar injection when the circulations were connected as well as by the marked difference between the pressure pulses recorded simultaneously on both sides of the aortic balloon separating the two circulations.4.
  • (7) In the present study, respirometric quotients, the ratio of oral air volume expended to total volume expended, were obtained using separate but simultaneous productions of oral and nasal airflow.
  • (8) 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.
  • (9) This experimental system allows separation of three B lymphocyte developmental stages: early differentiation in vitro, progression to IgM secretion in vivo, and late differentiation dependent upon mature T lymphocytes in vivo.
  • (10) The individual classes of drugs are first treated separately to highlight specific aspects of their quantification, and this is followed by an overview of those methods permitting the concomitant analysis of two or more antiepileptic compounds.
  • (11) The ADAM derivative of carnitine was separated from decomposition products of the reagent and related compounds such as amino acid derivatives on a silica gel column eluted with methanol-5% aqueous SDS-phosphoric acid (990:10:1).
  • (12) Each patient contributed only once to each phase (105 in phase 1, 107 in phase 2), but some entered both phases on separate occasions.
  • (13) Twenty volunteers were used for the measurement of pedal pressures for 15 trials during three separate sessions.
  • (14) The relative strength of the progressions varies with excitation wavelength and this, together with the absence of a common origin, indicates the existence of two independent emitting states with 0-0' levels separated by either 300 or 1000 cm-1.
  • (15) Densitometric analysis of myofibrillar proteins separated with sodium dodecyl sulfate-polyacrylamide gel electrophoresis indicated that troponin I and troponin T were degraded during 60 minutes of CGI.
  • (16) In a separate exclusive interview , Alexis Tsipras, the increasingly powerful 37-year-old Greek politician now regarded by many as holding the future of the euro in his hands, told the Guardian that he was determined "to stop the experiment" with austerity policies imposed by Germany.
  • (17) Sephadex LH-20 column chromatography was used for the separation of the steroid prior to assay.
  • (18) The deletions and substitutions appear to occur in separate molecules.
  • (19) The canine system allows quantitative separation of native heme containing alpha and beta chains which recombine to for tetrameric hemoglobin with normal functional properties (n = 2.17).
  • (20) Prothrombin isolation on DEAE Sephadex failed to separate the abnormal population (prothrombin Clamart) from the normal one.