What's the difference between amplification and enlarging?

Amplification


Definition:

  • (n.) The act of amplifying or enlarging in dimensions; enlargement; extension.
  • (n.) The enlarging of a simple statement by particularity of description, the use of epithets, etc., for rhetorical effect; diffuse narrative or description, or a dilating upon all the particulars of a subject.
  • (n.) The matter by which a statement is amplified; as, the subject was presented without amplifications.

Example Sentences:

  • (1) A full-length cDNA encoding porcine heart aconitase was derived from lambda gt10 recombinant clones and by amplification of the 5' end of the mRNA.
  • (2) Ten out of 12 (83%) tumours which had c-erbB-2 and c-erbA co-amplification had metastasised to axillary lymph nodes (P less than 0.006).
  • (3) The following conclusions emerge: (i) when the 3' or the 3' penultimate base of the oligonucleotide mismatched an allele, no amplification product could be detected; (ii) when the mismatches were 3 and 4 bases from the 3' end of the primer, differential amplification was still observed, but only at certain concentrations of magnesium chloride; (iii) the mismatched allele can be detected in the presence of a 40-fold excess of the matched allele; (iv) primers as short as 13 nucleotides were effective; and (v) the specificity of the amplification could be overwhelmed by greatly increasing the concentration of target DNA.
  • (4) Of great influence on the results of measurements are preparation and registration (warm-up-time, amplification, closeness of pressure-system, unhurt catheters), factors relating to equipment and methods (air-bubbles in pressure-system, damping by filters, continuous infusion of the micro-catheter, level of zero-pressure), factors which occur during intravital measurement (pressure-drop along the arteria pulmonalis, influence of normal breathing, great intrapleural pressure changes, pressure damping in the catheter by thrombosis and external disturbances) and last not least positive and negative acceleration forces, which influence the diastolic and systolic pulmonary artery pressure.
  • (5) Reverse transcription of retina mRNA followed by DNA amplification using D4-specific nucleotides demonstrates the presence of D4 mRNA in retina.
  • (6) Studies on asparagine synthetase indicate that resistance to albizziin may be due to altered regulation of asparagine synthetase, structural mutations of the enzyme, and gene amplification.
  • (7) The results of the oestrogen amplification test in eleven of the non-hyperprolactinaemic anovular patients were compared with the ovulatory response to 100 mg clomiphene given for 5 days.
  • (8) The 500-bp element arose by duplication of one half of a 180-bp ancestor and insertion of a foreign segment between the two duplicated parts followed by amplification.
  • (9) When PCR products in each of the 12 cats were subjected to a second amplification using the same primer pair (two-step amplification: double PCR), FIV proviral DNA was detected in all of the cats.
  • (10) We have investigated the presence of fragments of the HIV genome with a new nucleic acid amplification technique (PCR or polymerase chain reaction) in lymphocytes from 33 seronegative couples with anti-HIV antibodies, most of which were heroin addicts.
  • (11) Polymerase chain reaction (PCR) amplification of cDNA confirmed this reduced level of DAF mRNA.
  • (12) Programmed gene rearrangements are used in nature to to alter gene copy number (gene amplification and deletion), to create diversity by reassorting gene segments (as in the formation of mammalian immunoglobulin genes), or to control the expression of a set of genes that code for the same function (such as surface antigens).
  • (13) The sensitivity of a PCR system to amplify the long terminal repeat (LTR) sequence of HIV-1 was not affected by the irradiation procedure; however, the ultimate sensitivity of a PCR system for the amplification of an early gene promotor sequence of the CMV genome was reduced 1000-fold.
  • (14) In one patient with gastric carcinoma a c-Ha-ras-1 overexpression was detected due to its amplification both in tumour tissues and in regional metastasis.
  • (15) The ratio of products remains constant through the amplification and can be readily quantitated.
  • (16) Thus MTX combined with PALA selected cells with an 'amplificator' phenotype (an increased ability to amplify parts of the genome).
  • (17) Concomitant with gene amplification, an induction of 20-65-fold in the expression of NS1 and NS2 proteins was observed after temperature shift-down.
  • (18) "In-gel renaturation" analysis did not show any DNA amplification of high degree in AT22IJE-T. Cytogenetic analysis showed considerable chromosomal instability in the new cell line, and medium conditioned by these cells contained the clastogenic activity which is characteristic of the parental strain as well.
  • (19) All nine responders were negative for HBV DNA in serum by dot blot during or after treatment, but seven remained positive by polymerase chain amplification and Southern-blot hybridization.
  • (20) Amplification of endothelial biomass has been accomplished by using freshly isolated capillaries as explants for primary tissue culture.

Enlarging


Definition:

  • (p. pr. & vb. n.) of Enlarge

Example Sentences:

  • (1) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
  • (2) In addition to the aqueduct other associated inner ear anomalies have been identified in 60% of this population including: enlarged vestibule (14); enlarged vestibule and lateral semicircular canal (7); enlarged vestibule and hypoplastic cochlea (4); and hypoplastic cochlea (4).
  • (3) In high concentrations of antiserum, some of the agglutinated cells of L. h. hertigi were enlarged and showed syncytial characters that included up to five nuclei, two dividing nuclei and five basal bodies associated with a single kinetoplast.
  • (4) During the 20-year period, the number of children with the enlarged thyroid was found to be 1.5-fold as increased.
  • (5) Patients with MID, but not those with DAT, exhibited correlations between enlargement of the third and lateral ventricles and severity of cognitive impairment.
  • (6) Electron microscopy revealed a well-developed rough endoplasmic reticulum, an enlarged Golgi apparatus and many highly electron-dense secretory granules resembling those of Clara cells.
  • (7) Emergency CT showed evidence of pericardial effusion suggesting hemopericardium, enlargement of the ascending aorta and a peripheral semilunar filling defect which caused a slight deformation of the true channel.
  • (8) Liver enlargement occurred in the intact male with acetophenetidin (1.0%) but not with the N-butyryl- and thiophenol derivatives fed at 1.0 and 0.50%, respectively.
  • (9) These cells are characterized by enlarged nuclei which are significantly larger than those in MGCs of the Langhans type.
  • (10) Restriction of feed intake to 40% of normal attenuated the increases in lung weight and lavage protein concentration in MCTP-treated rats and abolished the right ventricular enlargement but did not affect the increased lavage LDH activity.
  • (11) In chronic active hepatitis and liver cirrhosis, both carbohydrate antigen 19-9 positive biliary ductular cells and factor VIII-related antigen positive endothelial cells were not only observed in the enlarged portal area but also extended into the parenchyma.
  • (12) The “100% Australian-made” text on packaging has been enlarged to appeal to customer patriotism.
  • (13) Hyperprolactinemia, hypogonadotropinism, and subnormal plasma testosterone were found in a 65-year-old patient who had an enlarged sella turcica, complained of fatigue, and addmitted to decreased sexual interest and potency.
  • (14) The observed clinical findings include scarring of the face and hands (83.7%), hyperpigmentation (65%), hypertrichosis (44.8%), pinched facies (40.1%), painless arthritis (70.2%), small hands (66.6%), sensory shading (60.6%), myotonia (37.9%), cogwheeling (41.9%), enlarged thyroid (34.9%), and enlarged liver (4.8%).
  • (15) Obstetrician-gynecologists must place lymphocytic adenohypophysitis in the differential diagnosis of pituitary enlargement associated with pregnancy, since treatment is available and the sequelae may be life-threatening.
  • (16) Some of these vacuoles had remnants of mitochondrial cristae or were enlarged endoplasmic reticulum.
  • (17) In all dosage groups of the 90-day study special histological methods revealed a dose-dependent increase and enlargement of lysosomes in the epithelia of the proximal renal tubules.
  • (18) The more enlarged lateral ventricles were ipsilateral with the affected visual pathways.
  • (19) In the transition from proliferating to hypertrophic cell zones in the growth plate, there is an increased in chondrocyte cell volume and a corresponding decrease in collagen content to allow for cell enlargement.
  • (20) An enlargement of the epidermal proliferative compartment has been noticed.

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