(n.) A part of anything presented for inspection, or shown as evidence of the quality of the whole; a specimen; as, goods are often purchased by samples.
(v. t.) To make or show something similar to; to match.
(v. t.) To take or to test a sample or samples of; as, to sample sugar, teas, wools, cloths.
Example Sentences:
(1) Samples are hydrolyzed with Ba (OH)2, and the hydrolysate is passed through a Dowex-50 column to remove the salts and soluble carbohydrates.
(2) An automated continuous flow sample cleanup system intended for rapid screening of foods for pesticide residues in fresh and processed vegetables has been developed.
(3) Patient plasma samples demonstrated evidence of marked complement activation, with 3-fold elevations of C3a desArg concentrations by the 8th day of therapy.
(4) The proportion of motile spermatozoa decreased with time at the same rate when samples were prepared in either HEPES or phosphate buffers.
(5) However, this deficit was observed only when the sample-place preceded but not when it followed the interpolated visits (second experiment).
(6) Blood samples were analysed by mass spectroscopy and gas chromatography.
(7) Simplicity, high capacity, low cost and label stability, combined with relatively high clinical sensitivity make the method suitable for cost effective screening of large numbers of samples.
(8) The main clinical features pertaining to the concept of the "psycho-organic syndrome" (POS) were investigated in a sample of children who suffered from severe craniocerebral trauma.
(9) Serum samples from 23 families, including a total of 48 affected children, were tested for a set of "classical markers."
(10) Confined placental chorionic mosaicism is reported in 2% of viable pregnancies cytogenetically analyzed on chorionic villi samplings (CVS) at 9-12 weeks of gestation.
(11) Sample processing appears effective in avoiding spontaneous oxalogenesis.
(12) The correlates of three characteristics of familial networks (i.e., residential proximity, family affection, and family contact) were examined among a national sample of older Black Americans.
(13) Finally the advanced automation of the equipment allowed weekly the evaluation of catecholamines and the whole range of their known metabolites in 36 urine samples.
(14) Analysis revealed some significant differences in the false-positive rate, depending on the test method used or virus samples evaluated.
(15) Just after blood sampling, FEV1 measurements were performed.
(16) The study examined the sustained effects of methylphenidate on reading performance in a sample of 42 boys, aged 8 to 11, with attention deficit-hyperactivity disorder (ADHD).
(17) A chronic cannulation procedure is described which allows for sampling vomeronasal organ (VNO) contents repeatedly in freely moving conscious subjects.
(18) Estimates of the risk probability for each dose level and sacrifice time are found utilizing the sample likelihood as the posterior density.
(19) Flow cytometric DNA analysis was performed on both fresh and on paraffin embedded samples obtained by gastroscopic biopsies in 5 patients with histologically normal gastric mucosa (20 specimens) and by radical gastrectomies in 9 cases of human gastric cancer (36 specimens).
(20) The measurement of the intestinal metabolism of the nitrogen moiety of glutamic acid has been investigated by oral ingestion of l-[15N]glutamic acid and sampling of arterialized blood.
Sampler
Definition:
(n.) One who makes up samples for inspection; one who examines samples, or by samples; as, a wool sampler.
(n.) A pattern; a specimen; especially, a collection of needlework patterns, as letters, borders, etc., to be used as samples, or to display the skill of the worker.
Example Sentences:
(1) The DCM sampler is expected to contribute to public health impact assessments by facilitating detailed determinations of the identities, compositions, concentrations, sources, formation mechanisms, and biological activity of environmental toxicants in gaseous atmospheres.
(2) The sampling rates of the samplers were derived from Fick's First Law of Diffusion.
(3) A commercially available auto-sampler was modified to enable unattended sampling over a 24-h test period using a cumulative drug release test based on the USP apparatus 1.
(4) Airborne particulate matter was collected by high volume samplers at two sampling stations in Berlin (West) between March 1983 and February 1984 (immissions).
(5) The performance of a new ectocervical brush sampler--the Cervex--was compared with the Ayre spatula in 280 paired cervical smears.
(6) The 50% effective cut-off diameter of stage 1 of this sampler is 8.0 microns for spherical particles.
(7) Volumetric levels of pollens derived from broad-leaved herbaceous plant species heve been determined at a midwestern urban site with suction and rotating arm samplers.
(8) In the following investigation, air-germ measurements were conducted--using the Reuter-Centrifugal-Sampler (RCS) and the Sartorius-Sampler MD 3 (SAR), and using standardized nutrient-substratum and breeding conditions--in order to detect differences in the measuring process itself.
(9) The convenience and portability of the Reuter centrifugal air sampler (RCS) encouraged us to determine a range of 'expected values' for bacterial air counts in nine hospitals at 13 defined locations.
(10) The technique is applicable to the Andersen sampler.
(11) Electric air samplers equipped with foam plugs were used to monitor ambient air from the basement, the kitchen, and one bedroom at: 24 h prior to termiticide application, during application, and post-application at 24 h, 1 wk, and monthly for 6 mo.
(12) The electrostatic filter was placed in front of one of the treatment chairs and the slit sampler was, for one period, placed at a distance of 5 m from the filter.
(13) A new field sampler has been developed for measuring the particulate matter (PM) and carbon monoxide emissions of woodburning stoves.
(14) Using a newly developed SPM sampler and NO2 filter badge, continuous 4 day (96 hours) measurements were conducted in two hundred residential homes for four weeks.
(15) Using a low-noise air sampler and a sensitive radioimmunoassay, we measured the concentration of mite allergens in the air during sleeping with Japanese bedquilts (futon).
(16) The FIAX system uses quantitative indirect immunofluorescence to measure the specific binding of ANA to a sampler coated with human epithelial cells.
(17) The paper describes special problems of sampling toxic gases, very soluble in water, on workplaces with passive samplers.
(18) Andersen air samplers were used to determine the particle size distribution of Serratia marcescens aerosols created during several common laboratory procedures and simulated laboratory accidents.
(19) A significantly higher number of microorganisms was recovered by the Reyniers sampler.
(20) Air concentrations of solvents were measured with personal samplers and gas chromatography.