What's the difference between relapse and revert?

Relapse


Definition:

  • (v. i.) To slip or slide back, in a literal sense; to turn back.
  • (v. i.) To slide or turn back into a former state or practice; to fall back from some condition attained; -- generally in a bad sense, as from a state of convalescence or amended condition; as, to relapse into a stupor, into vice, or into barbarism; -- sometimes in a good sense; as, to relapse into slumber after being disturbed.
  • (v. i.) To fall from Christian faith into paganism, heresy, or unbelief; to backslide.
  • (v.) A sliding or falling back, especially into a former bad state, either of body or morals; backsliding; the state of having fallen back.
  • (v.) One who has relapsed, or fallen back, into error; a backslider; specifically, one who, after recanting error, returns to it again.

Example Sentences:

  • (1) Nine of 14 patients studied for documented clinical relapse had positive repeat studies.
  • (2) The most common reasons cited for relapse included craving, social situations, stress, and nervousness.
  • (3) Mitoses of nuclei of myocytes of the left ventricle of the heart observed in two elderly people who had died of extensive relapsing infarction are described.
  • (4) Due to continued disease relapse in this group (four of eight patients), long-term survivors should not be identified for a minimum of 3.5 years from the time of initial therapy.
  • (5) The plasma levels of atrial natriuretic factor (ANF) were measured both during relapse and remission in 8 patients with idiopathic, minimal-lesion nephrotic syndrome.
  • (6) With a median follow-up of 6 years, 32 (20%) of 156 patients who achieved complete remission have relapsed.
  • (7) In Stage I, seven relapses (relapse rate 6%) occurred after irradiation; three of them were cured with second-line therapies.
  • (8) The relapse was 80% in the sagittal plane, 70% in the transverse plane, and 12% in the vertical plane.
  • (9) Therefore, a mortality analysis of overall survival time alone may conceal important differences between the forces of mortality (hazard functions) associated with distinct states of active disease, for example pre-remission state and first relapse.
  • (10) High concordance was observed between a positive test and relapse during the period of study (chi-square = 27.53, P less than 0.001).
  • (11) These results suggest that a lowered basal energy expenditure and a reduced glucose-induced thermogenesis contribute to the positive energy balance which results in relapse of body weight gain after cessation of a hypocaloric diet.
  • (12) Between January 1979 and April 1983, 113 children undergoing their first relapse of acute lymphoid leukemia (ALL) at any site were registered in Pediatric Oncology Group study 7834; 98 were eligible and evaluable.
  • (13) We measured CSF immunoreactive myelin basic protein (MBP), a marker of acute myelin damage, and sIL-2R levels in the CSF from 11 patients with active relapsing remitting (RR) MS, five with stable RR MS, eight with chronic progressive (CP) MS, five with other neurologic diseases, and three normal controls.
  • (14) Of all solid tumors only nine occurred in relapse-free patients.
  • (15) Seven patients relapsed after a CY-induced remission, but 5 of them became steroid responsive.
  • (16) Many reports of thyroid stimulating immunoglobulins (TSI) in relation to treatment of Graves' disease have been published and with variable results concerning prediction of permanent remission or relapse after therapy.
  • (17) Surgical and pathologic staging can identify a subset of surgically treated rectal cancer patients at high risk for tumor relapse and death.
  • (18) These results suggest that the bacterium may not play an important pathogenetic role in ulcer healing and relapse, when patients are managed using an H2-blocker.
  • (19) Several treatment regimes were assessed, and of these it appeared that sulphamethizole 1g three times a day was most effective, both in terms of a lower rate of relapse of infection and also a low incidence of side effects.
  • (20) After effective treatment the level fell and rose again 10 months prior to the conventional clinical diagnosis of relapse.

Revert


Definition:

  • (v. t.) To turn back, or to the contrary; to reverse.
  • (v. t.) To throw back; to reflect; to reverberate.
  • (v. t.) To change back. See Revert, v. i.
  • (v. i.) To return; to come back.
  • (v. i.) To return to the proprietor after the termination of a particular estate granted by him.
  • (v. i.) To return, wholly or in part, towards some preexistent form; to take on the traits or characters of an ancestral type.
  • (v. i.) To change back, as from a soluble to an insoluble state or the reverse; thus, phosphoric acid in certain fertilizers reverts.
  • (n.) One who, or that which, reverts.

Example Sentences:

  • (1) Friend erythroleukemia cells were induced to differentiate by dimethyl sulfoxide (DMSO) and hexamethylene-bis-acetamide (HBMA) in order to investigate whether their lipid characteristics, common to other systems of transformed cells, revert to a normal differentiation pattern.
  • (2) Upon depletion of ATP in contraction, the P2 intensity reverted to the original rigor level, accompanied by development of rigor tension.
  • (3) Lipoprotein concentrations reverted to normal after substitution with thyroxine (T4) until the euthyroid state was reached.
  • (4) As compared with solvent-treated control, no significant increases were observed in the number of revertant colonies in all tester strains in both systems with and without mammalian metabolic activation (S9 Mix).
  • (5) Proteolytic activity of cell extracts from revertants of Shigella flexneri L-forms as well as biochemical properties of these strains and their sensitivity to antibiotics were studied.
  • (6) A total of 43 tra-3 revertants (one intragenic, 42 extragenic) have been isolated and analyzed, in the hope of identifying new sex-determination loci.
  • (7) All cellular signals characterized so far are reverted during retrodifferentiation: Redistribution of PKC and down-regulation of c-fos and c-jun contribute to an interruption of the differentiation-associated transsignaling cascade.
  • (8) Fruiting revertants of these strains accumulate wild-type levels of alpha-mannosidase-1 activity, suggesting that both the enzymatic and morphological defects are caused by single mutations in nonstructural genes essential for early development.
  • (9) All revertants to prototrophy tested showed the rifampin-sensitive (Rifs) property.
  • (10) This product was glycosylated since it bound to concanavalin A-Sepharose and reverted to the 66-kDa polypeptide after treatment with endoglycosidase H. This glycosylated product was resistant to protease digestion and fractionated with microsomal membranes on sucrose gradients, indicating that it is incorporated into the microsomal membranes.
  • (11) Of the five patients who had diabetes prior to treatment, three reverted to normal glucose tolerance during treatment.
  • (12) We studied the activation of polyoma middle T expression in revertant cells carrying transcriptionally inactive copies of the middle T (pmt) oncogene.
  • (13) However, with subsequent subcultivation, eight isolates reverted back to the standard of exhibiting motility and pellicle formation.
  • (14) A significant correlation was observed between prolactin and creatinine concentrations in these patients (r = 0.45 P less than 0.005) and prolactin reverted towards normal after successful renal transplantation.
  • (15) Conversely, when obesity was permitted to recur by giving the mice free access to food, PRL levels reverted back to the original obese pattern.
  • (16) We have isolated and characterized revertants of ts24, a member of the A complementation group of Sindbis HR mutants, that we had demonstrated previously to have a temperature-sensitive defect in the regulation of minus-strand synthesis.
  • (17) All revertants of adA24 carried dominant suppressor mutations.
  • (18) Using this technique we have cloned and sequenced the structural protein region of ts20 and of several revertants and concluded that the mutation was a change from histidine to leucine at amino acid 291 of E2.
  • (19) To study important epitopes on glycoprotein E2 of Sindbis virus, eight variants selected to be singly or multiply resistant to six neutralizing monoclonal antibodies reactive against E2, as well as four revertants which had regained sensitivity to neutralization, were sequenced throughout the E2 region.
  • (20) Enzymatic data for those ICR-191A-induced revertants of hisD3018 arising within the hisD gene indicate that the enzyme is wild type and, therefore, that ICR-191A can cause deletions as well as additions of single base pairs.