What's the difference between class and specimen?

Class


Definition:

  • (n.) A group of individuals ranked together as possessing common characteristics; as, the different classes of society; the educated class; the lower classes.
  • (n.) A number of students in a school or college, of the same standing, or pursuing the same studies.
  • (n.) A comprehensive division of animate or inanimate objects, grouped together on account of their common characteristics, in any classification in natural science, and subdivided into orders, families, tribes, genera, etc.
  • (n.) A set; a kind or description, species or variety.
  • (n.) One of the sections into which a church or congregation is divided, and which is under the supervision of a class leader.
  • (n.) To arrange in classes; to classify or refer to some class; as, to class words or passages.
  • (n.) To divide into classes, as students; to form into, or place in, a class or classes.
  • (v. i.) To grouped or classed.

Example Sentences:

  • (1) The interaction of the antibody with both the bacterial and the tissue derived polysialic acids suggests that the conformational epitope critical for the interaction is formed by both classes of compounds.
  • (2) In dogs, cibenzoline given i.v., had no effects on the slow response systems, probably because of sympathetic nervous system intervention since the class 4 effects of cibenzoline appeared after beta-adrenoceptor blockade.
  • (3) The populations of Asia-Oceania have some features of the class II RFLPs in common, which are distinctly different from Caucasoids.
  • (4) The strongest predictor of non-sudden cardiac death was the New York Heart Association functional class.
  • (5) This modulation results from repetitive, alternating bursts of excitatory and inhibitory postsynaptic potentials, which are caused at least in part by synaptic feedback to the command neurons from identified classes of neurons in the feeding network.
  • (6) Radioligand binding studies revealed the presence of a single class of high-affinity (Kd = 2-6 X 10(-10) M) binding sites for ET-1 in both cells, although the maximal binding capacity of cardiac receptor was about 6- to 12-fold greater than that of vascular receptor.
  • (7) Their contour lengths varied from 0.28 to 51 micron, but unlike in the case of maize, a large difference was not observed in the distribution of molecular classes greater than 1.0 micron between N and S cytoplasms of sugar beet.
  • (8) These sequences are also conserved in the same arrangement in minor sequence classes of minicircles from this strain.
  • (9) This suggests that Mg2+ accelerated both reactions from a single class of site.
  • (10) 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.
  • (11) The purpose of the present study was to analyze the effects of cromakalim (BRL 34915), a potent drug from a new class of drugs characterized as "K+ channel openers", on the electrical activity of human skeletal muscle.
  • (12) Antibiotics and anticonvulsants were the two most commonly used drug classes.
  • (13) 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.
  • (14) the class- and specificity-restricted antigen-sensitive units.
  • (15) A NYHA-class greater than II was observed in 18% of patients with type-I hypertrophy, in 29% with type II, but in 61% with type III (p less than or equal to 0.05).
  • (16) Cell lines specific for class I or class II loci of the MHC produced interferon and colony-stimulating factors.
  • (17) To become president of Afghanistan , Ashraf Ghani Ahmadzai changed his wardrobe and modified his name, gave up coffee, embraced a man he once denounced as a “known killer” and even toyed with anger management classes to tame a notorious temper.
  • (18) Enough with Clintonism and its prideful air of professional-class virtue.
  • (19) Participants were selected from existing classes forming a weight training, aerobic exercise and activity control group.
  • (20) This unusual insertion could affect the interaction of cat CD4 with class II molecules, or with FIV, a feline homolog of HIV.

Specimen


Definition:

  • (n.) A part, or small portion, of anything, or one of a number of things, intended to exhibit the kind and quality of the whole, or of what is not exhibited; a sample; as, a specimen of a man's handwriting; a specimen of painting; aspecimen of one's art.

Example Sentences:

  • (1) However, when first trimester specimens were analyzed, the direct-product measurements were significantly larger than the corresponding 3H2O assay results.
  • (2) The fluoride treated specimens released more fluoride than the nontreated ones.
  • (3) Sperm specimens were obtained from 13 men participating in our in vitro fertilization program.
  • (4) As a consequence, similar response curves were obtained for urine specimens containing morphine or barbiturates.
  • (5) The remaining case had a calibre persistent submucosal artery within the caecum that was found incidentally in a resection specimen.
  • (6) 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).
  • (7) Immunofluorescent staining for HLA-DR showed dermal positivity in 12 of 13 involved- and 9 of 13 uninvolved-skin biopsy specimens from scleroderma patients, compared with only 1 of 10 controls.
  • (8) A specimen of a very early ovum, 4 to 6 days old, shown in the luminal form of imbedding before any hemorrhage has taken place, confirms that the luminal form of imbedding does occur.
  • (9) 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.
  • (10) From these results it was concluded that FITC-Con A staining method applied to smear specimens is more advantageous in the rapidity and the simplicity for tumor cell diagnosis than section specimen method.
  • (11) Two fully matured specimens were collected from the blood vessel of two fish, Theragra chalcogramma, which was bought at the Emun market of Seoul in May, 1985.
  • (12) In the second comparison, HSV was isolated from 225 of 1,026 (21.9%) specimens and duplicate human foreskin fibroblast cell wells stained at 24 and 72 h were PAP positive in 241 of 1,026 (23.5%).
  • (13) However, a highly significant upward shift of the proliferating cell compartment was observed in the cancer group, resulting in a specific modification of the [3H]TDR labeling pattern in 6 of 17 specimens.
  • (14) Urine specimens from patient REE also contained a light chain fragment that lacked the first (amino-terminal) 85 residues of the native light chain but otherwise was identical in sequence to the light chain REE.
  • (15) Residual cancer was found in the radical prostatectomy specimen in 11 of the 29 stage-A1 patients (38%) and in 66 of the 86 stage-A2 patients (77%).
  • (16) Thin films (OD approximately 0.7) of glucose-embedded membranes, prepared as a control, showed virtually 100% conversion to the M state, and stacks of such thin film specimens gave very similar x-ray diffraction patterns in the bR568 and the M412 state in most experiments.
  • (17) One-half of the specimens were treated with citric acid, pH 1, for 3 minutes, while the remainder served as untreated control specimens.
  • (18) It was found to be convenient for routine laboratory use and increased the yield of positive plate cultures in specimens without antibiotics from 53 to 75% (P less than 0.01) and in specimens containing antibiotics from 24 to 38% (P less than 0.05).
  • (19) In invasive epidermoid carcinoma, the accuracy with the self-collected specimens approached the physician-scraped specimens.
  • (20) Two-thirds of the specimens tested gave positive results.