What's the difference between recur and revert?

Recur


Definition:

  • (v. i.) To come back; to return again or repeatedly; to come again to mind.
  • (v. i.) To occur at a stated interval, or according to some regular rule; as, the fever will recur to-night.
  • (v. i.) To resort; to have recourse; to go for help.

Example Sentences:

  • (1) A number of recurring chromosomal abnormalities have been identified in childhood acute lymphoblastic leukemia.
  • (2) Although patients treated with postoperative radiation therapy showed significantly extended survival rates as compared to those receiving surgical resection alone, the glioblastoma recurred within a 2cm margin of the primary site in more than 90% of the patients and conventional external radiation therapy with a doses of 50-60 Gy did not result in local cure.
  • (3) Percutaneous tenotomy performed only in patients recurring after temporary cure, drops the rate of recurrences to 13%.
  • (4) Ventricular tachycardia did not recur and remained noninducible in two of six patients who tolerated oral nadolol alone.
  • (5) Following the surgery, one patient continued to exhibit PLEDs but clinical seizures were absent PLEDs recurred in the second patient due to inadequate anticonvulsant medication.
  • (6) It was concluded that enhanced pressure responsiveness to recurring stress might induce or at least sustain LVH in hypertensives, due to enhanced alpha-adrenoceptor responsiveness.
  • (7) We are reporting the case of a 23-yr-old patient who had recurring episodes of acute pancreatitis characterized by the typical abdominal pain, elevated serum levels of pancreatic enzymes, and enlargement of the pancreas and edema on sonogram.
  • (8) When the condylomata recur, or when the patient has AIDS, the lesions should be examined histologically for evidence of premalignant or malignant degeneration.
  • (9) In the first case, the patient initially underwent surgical resection of the mass and received systemic chemotherapy, but the cyst recurred 2 months later.
  • (10) Spitz's nevi recur uncommonly following initial removal.
  • (11) In general, group II lesions affected children at an earlier age, were larger at the time of diagnosis, and recurred more frequently.
  • (12) These spontaneous alpha, response beta, modulatory gamma, and frequency-divided delta rhythms reveal a collateral neuroendocrine hierarchy, characterized by the pineal feedsideward phenomenon, as a feature of interactions recurring with circadian and infradian frequencies.
  • (13) Conversely, when obesity was permitted to recur by giving the mice free access to food, PRL levels reverted back to the original obese pattern.
  • (14) Haplotype analysis revealed that the Val----Met mutation has recurred frequently in the population to generate the FAP families of independent origins.
  • (15) Symptomatic hypercalcemia recurred during lactation after each of two pregnancies, associated with increased bone turnover (rise in ALP, osteocalcin, and urine hydroxyproline excretion) which appeared to be independent of changes in major calcium-regulating hormones.
  • (16) However, atrial flutter often recurs despite the use of these conventional antiarrhythmic regimens.
  • (17) After four hours, symptoms recurred much more often in the placebo group.
  • (18) Intricate is the key word, as screwball dialogue plays off layered wordplay, recurring jokes and referential callbacks to build to the sort of laughs that hit you twice: an initial belly laugh followed, a few minutes later, by the crafty laugh of recognition.
  • (19) In older patients, these rather poorly differentiated tumors recur locally after excision in 50%-80% of cases depending on the organ site involved.
  • (20) If the pain recurred a second time, RF lesions were made if the pain was in the second or third division.

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.