What's the difference between perpetuation and preservation?

Perpetuation


Definition:

  • (n.) The act of making perpetual, or of preserving from extinction through an endless existence, or for an indefinite period of time; continuance.

Example Sentences:

  • (1) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
  • (2) We speculate that intestinal injury may also induce or perpetuate arthritis by systemic distribution of inflammatory mediators produced by intestinal immune effector cells.
  • (3) These findings suggest that community differences in levels of violence are perpetuated as Zapotec children learn community-appropriate patterns for expressing aggression and continue to express these patterns as adults.
  • (4) Post-labeling addition of 1 mM caffeine increased perpetuated blocks to a frequency of about 10% of the initial number of dimers in 4 h in XP16KO-II cells, but not in XP16KO-I and normal cells.
  • (5) This phenomenon may be of significance in the perpetuation of the disease.
  • (6) Trierweiler has broken a fundamental principle of French political life, an unwritten law inherited from the Ancien Régime and perpetuated by France's revolutionary nomenklatura, that the private life – and by that I mean sex life – of a public figure must remain inviolable.
  • (7) The ways in which medical personnel have opposed the political abuse of medicine is explored by a brief review of the opposition of Chilean doctors to torture, the involvement of South African doctors in opposing the abuse of health services in perpetuating apartheid, and the growing medical movement in opposition to nuclear war.
  • (8) Utilization data are known to be strongly influenced by the supply of facilities, particularly beds; unless this can be taken into account there is a likelihood that historical patterns will simply be perpetuated whether justified or not.
  • (9) Health care professionals hold attitudes toward persons with disabilities that are similar to those of society as a whole, and they may be actual perpetuators of this limiting practice.
  • (10) Moreover, genetics textbooks consistently employ confused or misleading definitions of the concept of heritability that, together with the reporting of discredited data, perpetuate a fundamentally inaccurate understanding of the genetics of intelligence.
  • (11) Even the most popular Shia cleric, Sayyed Mohammed Fadlallah , a man who has deeply affected the thinking of key Hezbollah leaders and cadres since the party's inception, now says in no uncertain terms that Shias and the country as a whole want to see, and should see, a strong Lebanese army as the nation's sole protector; and that the perpetually unstable confessional system must be ended as soon as possible.
  • (12) When this parliament votes for another referendum as it inevitably will, thanks to the perpetual crutch that the Greens provide, let’s not pretend it reflects the will of the Scottish people, because it doesn’t.
  • (13) The study has shown that: There is a significant increase in the severity of gingivitis during pregnancy; The gingival changes progressively increase during the course of pregnancy; The gingival changes are more marked than the periodontal changes seen during pregnancy (increase in periodontal disease was seen in only a limited number of cases); There was an appreciable increase in the calculus and debris deposits in the pregnant as compared to the nonpregnant women; Increase in the calculus and debris deposits was apparent in all the trimesters of pregnancy; Gingival changes showed a greater correlation with the calculus and the debris index in the pregnant than in the nonpregnant women; The role of the irritant oral deposits either as a precipitating or perpetuating factor in the genesis of gingivitis during pregnancy can not be excluded.
  • (14) Also in the Lords amongst the phalanx of red leather benches is a solitary seat curbed by an armrest provided for a perpetually drunken Lord (hence the saying?)
  • (15) In addition, TNF is produced and cleared from the blood-stream within a short period of time after an LPS stimulus, suggesting that TNF sets into motion a chain of events that may be self-perpetuating even in the absence of further TNF stimulus.
  • (16) One of the most tragic aspects of child abuse and neglect is that it is so often perpetuated from one generation to another.
  • (17) Yet, for many reasons, clinicians tend to resist rapid changes and perpetuate antiquated practices, diagnostic strategies, and clinical policies.
  • (18) The role of Ixodes ricinus and possible other vectors in perpetuating transmission of the European infection remains to be defined.
  • (19) It is caused by an intense, self-perpetuating process of clot-formation and lysis within the abnormal vascular channels of the haemangioma, and results in consumption of platelets and clotting factors.
  • (20) The central role of platelet-vessel wall interaction in the initiation and perpetuation of this process is well established.

Preservation


Definition:

  • (n.) The act or process of preserving, or keeping safe; the state of being preserved, or kept from injury, destruction, or decay; security; safety; as, preservation of life, fruit, game, etc.; a picture in good preservation.

Example Sentences:

  • (1) "As the investigation remains live and in order to preserve the integrity of that investigation, it would not be appropriate to offer further comment."
  • (2) Under blood preservation conditions the difference of the rates of ATP-production and -consumption is the most important factor for a high ATP-level over long periods.
  • (3) In hypophysectomized rats the activity of alanine aminotransferase was increased, but its normal zonation (predominance in the periportal zone) was preserved.
  • (4) In this study, a potassium nitrate-polycarboxylate cement was used as a liner and was found clinically to tend to preserve pulpal vitality and significantly eliminate or decrease postoperative pain.
  • (5) Using serial section electron microscopic reconstructions as a reference, we have chosen as our standard procedure a method that maximizes both the preservation of the cytoskeleton and the proportion of cells staining, while minimizing the degree of nonspecific staining.
  • (6) A conduit of a diameter of 23 mm was made by hand with a glutaraldehyde preserved xenopericardial graft.
  • (7) Preservation of dopaminergic and H1 neurotransmission, probably within the blood barrier, is needed to allow the neuroendocrine transduction of cholinergic inputs, whereas the role of 5-HT neurotransmission remains uncertain.
  • (8) The combination vaccine consisted of 12 Lf tetanus toxoid and 10 TCID50 vaccinia virus "MVA" preserved with gelatine and glucosamine.
  • (9) Coup leader Captain Amadou Sanogo on Friday pleaded for foreign help to preserve the territorial integrity of the former French colony, a major gold and cotton producer.
  • (10) During the last 10 years 94% of patients have been normocalcaemic postoperatively, thanks mainly to the re-implantation of autologous parathyroid tissue, preserved by low-temperature storage.
  • (11) This study demonstrated that significant global and regional ventricular dysfunction develops immediately after removal of the papillary muscles, whereas myocardial contractility is preserved in patients undergoing mitral valve repair.
  • (12) Formation of the functional contour plaster bandage within the limits of the foot along the border of the fissure of the ankle joint with preservation of the contours of the ankles 4-8 weeks after the treatment was started in accordance with the severity of the fractures of the ankles in 95 patients both without (6) and with (89) dislocation of the bone fragments allowed to achieve the bone consolidation of the ankle fragments with recovery of the supportive ability of the extremity in 85 (89.5%) of the patients, after 6-8 weeks (7.2%) in the patients without displacement and after 10-13 weeks (11.3%) with displacement of the bone fragments of the ankles.
  • (13) 27% of the neurons revealed high sensitivity to the temperature stimulus with coefficient Q10 from 2.4 to 30; 6% of the neurons reacted by the on-response type; 5% of the neurons changed their activity and preserved the new level.
  • (14) Because isosmolar albumin solution is easier to prepare than hyperosmolar cryoprecipitated plasma and gives comparable results, it remains our perfusate of choice for continuous perfusion preservation.
  • (15) The advantages of the incision through the pars plana ciliaris are (1) easier approach to the vitreous cavity, (2) preservation of the crystalline lens and an intact iris, and (3) circumvention of the corneal and chamber angle complications sometimes associated with the transcorneal approach.
  • (16) In this material the ultrastructural details are very poorly preserved.
  • (17) Knee preservation is an important factor for better rehabilitation.
  • (18) The results of our utilization review were conveyed to local hospitals and the blood supplier in an effort to preserved donor blood.
  • (19) An effective gonadal shield should reduce the gonadal dose to a level low enough to preserve spermatogenesis in most patients.
  • (20) Osteomalacia is characterized by large osteoid seams and a preserved volume of bone trabeculae.