What's the difference between attenuation and fading?

Attenuation


Definition:

  • (n.) The act or process of making slender, or the state of being slender; emaciation.
  • (n.) The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.
  • (n.) The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.

Example Sentences:

  • (1) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
  • (2) The results are consistent with our previous suggestion that lethality for virulent SFV infection results from a lethal threshold of damage to neurons in the CNS and that attenuating mutations may reduce neuronal damage below this threshold level.
  • (3) Exposure to nanomolar concentrations of saralasin, an Ang II agonist, attenuated the passage of the fluorophores across the monolayers by 50-75%.
  • (4) Furthermore, the ability of a vasopressin antagonist to lower arterial pressure in NTS hypertensive rats was markedly attenuated by clonidine treatment.
  • (5) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
  • (6) Mild, significant improvement was noted in one of the hearing components, "attenuation," and an adverse effect was shown on "distortion," owing to noise.
  • (7) It inhibits platelet and vascular smooth muscle activation by cGMP-dependent attenuation of the agonist-induced rise of intracellular free Ca2+.
  • (8) Genetic regulation of the ilvGMEDA cluster involves attenuation, internal promoters, internal Rho-dependent termination sites, a site of polarity in the ilvG pseudogene of the wild-type organism, and autoregulation by the ilvA gene product, the biosynthetic L-threonine deaminase.
  • (9) Pharmacodynamic relationships are not well established for other therapeutic effects of theophylline, such as attenuation of pharmacologically induced bronchoconstriction.
  • (10) Propranolol, 0.85 X 10(-6) M, did not significantly depress the ouabain-enhanced rate of phase 4 depolarization but did attenuate the response to epinephrine through beta blockade.
  • (11) After large bowel removal, there was impaired glucose tolerance and attenuated plasma insulin secretion.
  • (12) Studies were conducted in isolated, buffer-perfused rat lungs to determine if prostaglandin (PG) E1 attenuated pulmonary edema provoked by hydrogen peroxide (H2O2).
  • (13) The toxins preferentially attenuate a slow phase of KCl-evoked glutamate release which may be associated with synaptic vesicle mobilization.
  • (14) The Northern quahaug and a strain of the type 1 attenuated poliovirus were used as the working model.
  • (15) Our dynamic study indicated that: 1) a bolus injection of contrast medium with our method of CTA (CTA-B) produced an attenuation difference between liver and tumor which was about double that obtained with standard methods for CTA, and 2) marked tumor-liver attenuation differences (above 20 HU) persisted for more than 60 s in CTA-B and for not more than 20 s with conventional methods for CTA.
  • (16) It appears that the viscosity of the arterial wall must be the major source of attenuation in the larger arteries, while the viscosity of the blood plays a significant role only in the smaller vessels.
  • (17) Fluid movement out of the ICF space attenuated the decrease in the ECF space.
  • (18) We show that the two mutants (A44 and A46) affect attenuator control by different mechanisms.
  • (19) The type I cells are squamous and give off attenuated sheets of cytoplasm which spread widely over the septal surface; these sheets contain few organelles.
  • (20) A sequence of seven pairings of chili-flavored diet with prompt recovery from thiamine deficiency did significantly attenuate the innate aversion and may have induced a chili preference in at least one case.

Fading


Definition:

  • (p. pr. & vb. n.) of Fade
  • (a.) Losing freshness, color, brightness, or vigor.
  • (n.) Loss of color, freshness, or vigor.
  • (n.) An Irish dance; also, the burden of a song.

Example Sentences:

  • (1) Beckham's decision marks the culmination of a strategy aimed at preserving his brand long after the footballer has faded.
  • (2) Fifty-one severely retarded adults were taught a difficult visual discrimination in an assembly task by one of three training techniques: (a) adding and reducing large cue differences on the relevant-shape dimension; (b) adding and fading a redundant-color dimension; or (c) a combination of the two techniques.
  • (3) 133 Hatfield Street, +27 21 462 1430, nineflowers.com The Fritz Hotel Facebook Twitter Pinterest The Fritz is a charming, slightly-faded retreat in a quiet residential street – an oasis of calm yet still in the heart of the city, with the bars and restaurants of Kloof Street five minutes’ walk away.
  • (4) Suppression of fluorescence fading, or at least a marked reduction, is also obtained.
  • (5) This year's IPO frenzy has shown further signs of fading, as yet another company ditched plans to list its shares on the London stock exchange.
  • (6) 4-Aminopyridine increased the maximum values of both responses, and it increased the fade of the chronotropic response but not that of the inotropic response.
  • (7) In the individual woman, the effect seems to be cumulative and long lasting but fades with age.
  • (8) Illumination does not seem to impair cell function and the fluorescence does not show any sign of fading over observation times of 20 min or greater.
  • (9) Salmonella has come down and our problem now is campylobacter; but one form of bad news fading only to be replaced by new bad news is hardly progress.
  • (10) The Gunners finished four points behind Manchester United, after fading badly in the last months of the campaign.
  • (11) The observation was made that the expressivity of the disease was fading: while there were 15 PPK patients among the 25 investigated members in the generations II and III, there were only 2 patients among 22 members in the generations IV and V. In addition to PPK incontinentia pigmenti was diagnosed in two instances and pollex duplex in one.
  • (12) No matter how many times we endure attacks like this, the horror never fades.
  • (13) "It started out as surreal, then people joined in and it sort of faded a bit, but it seemed pretty heartfelt from Rodman's side," Simon Cockerell, a tour guide who attended the game, told Reuters.
  • (14) These agents are able to eliminate C. pyloridis from gastric epithelium and to fade away the gastritis.
  • (15) Clinical fading was observed in STS-treated vessels at 10 days postinjection.
  • (16) In both groups of patients, there was a low incidence of the causes of post-cordotomy pain recurrence contralateral to the lesion, i.e., deafferentation pain, fading of analgesia, and pain above the levels up to which deep pin-prick analgesia had been obtained.
  • (17) It was concluded that atracurium produces a profound tetanic fade, with respect to its effect on twitch or tetanic tension, suggesting that the drug is a potent neuromuscular blocker, with rapid onset of blockade.
  • (18) The traditional philosophy that all sexual intercourse should serve potential procreation is fading.
  • (19) The millisecond fading phenomenon occurred in all the fluorophores studied except Fluorescein isothiocyanate-conjugated IgG.
  • (20) We show that the dependence of x on the history of the environment can be calculated explicitly and has certain properties of "fading memory"; i.e., environmental events that occurred in the remote past have less effect upon the present abundance than comparable events in the recent past.