What's the difference between substitute and utility?

Substitute


Definition:

  • (n.) One who, or that which, is substituted or put in the place of another; one who acts for another; that which stands in lieu of something else
  • (n.) a person who enlists for military service in the place of a conscript or drafted man.
  • (n.) To put in the place of another person or thing; to exchange.

Example Sentences:

  • (1) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
  • (2) In the clinical trials in which there was complete substitution of fat-modified ruminant foods for conventional ruminant products the fall in serum cholesterol was approximately 10%.
  • (3) To clarify the functional roles of His40, Glu58, and His92, we analyzed the consequences of several amino acid substitutions (His40Ala, His40Lys, His40Asp, Glu58Ala, Glu58Gln, and His92Gln) on the kinetics of GpC transesterification.
  • (4) It is concluded the decrease in cellular volume associated with substitution of serosal gluconate for Cl results in a loss of highly specific Ba2+-sensitive K+ conductance channels from the basolateral plasma membrane.
  • (5) The resonance Raman spectra of oxy and deoxy cobalt-substituted hemoglobin (CoHb) are reported.
  • (6) The most important conclusion of both conferences was that oestrogen substitution can significantly reduce the incidence of fractures in postmenopausal women.
  • (7) S-methyl-l-cysteine, 2-hydroxy-4-methiol butyric acid, S-adenosyl-l-methionine, and methionine peptides were the only compounds supporting growth, when substituted for methionine.
  • (8) This implies that the epitope(s) of NNA-PLA2 might comprise some substituted residues in the sequence of PLA2 homologues.
  • (9) The deletions and substitutions appear to occur in separate molecules.
  • (10) Combination of domain substitutions to generate the [Glu107,123]bFGF and [Arg19,Lys123,126]bFGF mutants did not show any additivity of the mutations on biological activity.
  • (11) N-Methoxysulphonamides showed no inhibitory activity, as predicted by the classic work of Krebs on N-substituted inhibitors.
  • (12) Substitution of NaCl in the extracellular medium by sucrose, LiCl, or Na2SO4 had no effect on glutamate stimulation of [3H]dopamine release; however, release was inhibited when NaCl was replaced by choline chloride or N-methyl-D-glucamine HCl.
  • (13) In contrast, strains carrying the substitutions Ile-30----Phe, Gly-33----Leu, Gly-58----Leu, and Lys-34----Val and the Lys-34----Val, Glu-37----Gln double substitution were found to possess a coupled phenotype similar to that of the wild type.
  • (14) Substitutes: Andoni Zubizarreta (Spain), Lajos Detari (Hungary), Dragan Stojkovic (Yugoslavia), Igor Belanov (USSR), Preben Elkjær Larsen (Denmark), Lars Larsson (Sweden), Alexandre Zavarov (USSR).
  • (15) Lipoprotein concentrations reverted to normal after substitution with thyroxine (T4) until the euthyroid state was reached.
  • (16) Taken together with our previous studies showing that MDMA substitutes for the phenylisopropylamine stimulant (+)amphetamine, but that neither MDE nor N-OH MDA substitute for (+)amphetamine or for the phenylisopropylamine hallucinogen 1-(2,5-dimethoxy-4-methylphenyl)-2-aminopropane (DOM), the present results [i.e., MDMA-stimulus generalization to MDE, N-OH MDA, but not to (+)amphetamine] suggest that 1) MDMA produces effects other than those that may be considered amphetamine-like, and 2) MDE and N-OH MDA are MDMA-like agents with even less of an amphetamine-like component of action than MDMA itself.
  • (17) TK1 showed the most restricted substrate specificity but tolerated 3'-modifications of the sugar ring and some 5-substitutions of the pyrimidine ring.
  • (18) Substitution of DnaK protein with that of the mutant DnaK756 protein blocks lambda P release.
  • (19) To selectively stain polyanionic macromolecules of growth plate cartilage and to prevent artifacts induced by aqueous fixation, proximal tibial growth plates were excised from rats, slam-frozen, and freeze-substituted in 100% methanol containing the cationic dye Alcian blue.
  • (20) Plasma drug concentrations, subjective self-ratings, and the digit symbol substitution test (DSST) were evaluated during 24 hours after dosage.

Utility


Definition:

  • (n.) The quality or state of being useful; usefulness; production of good; profitableness to some valuable end; as, the utility of manure upon land; the utility of the sciences; the utility of medicines.
  • (n.) Adaptation to satisfy the desires or wants; intrinsic value. See Note under Value, 2.
  • (n.) Happiness; the greatest good, or happiness, of the greatest number, -- the foundation of utilitarianism.

Example Sentences:

  • (1) By presenting the case history of a man who successively developed facial and trigeminal neural dysfunction after Mohs chemosurgery of a PCSCC, this paper documents histologically the occurrence of such neural invasion, and illustrates the utility of gadolinium-enhanced magnetic resonance scanning in patient management.
  • (2) Philip Shaw, chief economist at broker Investec, expects CPI to hit 5.1%, just shy of the 5.2% reached in September 2008, as the utility hikes alone add 0.4% to inflation.
  • (3) Estimates of the risk probability for each dose level and sacrifice time are found utilizing the sample likelihood as the posterior density.
  • (4) Irradiation of stored red blood cells (RBC) is increasingly utilized for patients who are immunosuppressed or on chemotherapeutic regimens.
  • (5) The approach was to determine the relative importance of predisposing, enabling, and medical need factors in explaining utilization rates among younger and older enrollees of an HMO.
  • (6) Utilizing a range of operative Michaelis-Menten parameters that characterize phenytoin elimination via a single capacity-limited pathway, a situation assuming instantaneous absorption (case I) is compared with the situation in which continuous constant-rate absorption occurs (case II).
  • (7) Decreased synthesis rather than increased utilization accounted for the nucleoside effect.
  • (8) The authors present the first results on the utilization of fish infusion (IFP) as a basic medium for the cultivation of bacteria.
  • (9) The durable power of attorney concept, though not free of problems, appears more likely to be of practical utility.
  • (10) Parallel studies in vivo were carried out to determine the contribution of the phosphatidylserine decarboxylase pathway, relative to pathways utilizing ethanolamine directly, to the synthesis of brain ethanolamine glycerophospholipids.
  • (11) Cadavers have a multitude of possible uses--from the harvesting of organs, to medical education, to automotive safety testing--and yet their actual utilization arouses profound aversion no matter how altruistic and beneficial the motivation.
  • (12) Utilization of inert materials like teflon, makrolon, and stainless steel warrants experimental and possibly clinical application of the developed small constrictor.
  • (13) Several aminoacyl-tRNA synthetases are herein shown to catalyze the AMP----ADP and ADP----ATP exchange reactions (in the absence of tRNAs) by utilizing a transfer of the gamma-phosphate of ATP to reactive AMP and ADP intermediates that are probably the mixed anhydrides of the nucleotide and the corresponding amino acid.
  • (14) Superior results have been achieved utilizing alternative regimens that include VP-16, the most effective new agent.
  • (15) Utilization of the immunoglobulin system is based upon the supposition that in lymphoid neoplasms with clonal origin either all or none of the tumor cells should have surface-associated IgM and kappa-reactivities.
  • (16) The total amount of variance explained in the frequency of utilization (47%) exceeded that explained by other studies of utilization of various health services by the elderly.
  • (17) Ketanserin is a specific S2 serotonergic receptor blocker with possible adrenergic blocking activities that has clinical utility in the treatment of hypertension.
  • (18) In this study, protein efficiency ratio and net protein utilization together with the kinetic estimates of protein turnover were used to compare the effect of different protein and fat sources in healthy rats.
  • (19) Although this operational classification does not produce etiologically homogeneous groups, it is believed to have pragmatic utility with respect to planning targeted surveillance and management strategies.
  • (20) The results of our utilization review were conveyed to local hospitals and the blood supplier in an effort to preserved donor blood.