What's the difference between capacity and potency?

Capacity


Definition:

  • (n.) The power of receiving or containing; extent of room or space; passive power; -- used in reference to physical things.
  • (n.) The power of receiving and holding ideas, knowledge, etc.; the comprehensiveness of the mind; the receptive faculty; capability of undestanding or feeling.
  • (n.) Ability; power pertaining to, or resulting from, the possession of strength, wealth, or talent; possibility of being or of doing.
  • (n.) Outward condition or circumstances; occupation; profession; character; position; as, to work in the capacity of a mason or a carpenter.
  • (n.) Legal or noral qualification, as of age, residence, character, etc., necessary for certain purposes, as for holding office, for marrying, for making contracts, will, etc.; legal power or right; competency.

Example Sentences:

  • (1) Simplicity, high capacity, low cost and label stability, combined with relatively high clinical sensitivity make the method suitable for cost effective screening of large numbers of samples.
  • (2) Radioligand binding studies revealed the presence of a single class of high-affinity (Kd = 2-6 X 10(-10) M) binding sites for ET-1 in both cells, although the maximal binding capacity of cardiac receptor was about 6- to 12-fold greater than that of vascular receptor.
  • (3) These results could be explained by altered tissue blood flow and a decreased metabolic capacity of the liver in obese subjects.
  • (4) Peak Expiratory Flow and Forced Expiratory Mean Flows in the ranges 0-25%, 25-50% and 50-75% of Forced Vital Capacity were significantly reduced in animals exposed to gasoline exhaust fumes, whereas the group exposed to ethanol exhaust fumes did not differ from the control group.
  • (5) Polyribosomes isolated from the livers of rats sacrificed 6 h after treatment with actinomycin D showed a 42% reduction in their capacity to bind anti-RSA Fab'.
  • (6) Escherichia enterotoxigenic strains, Yersinia enterocolitica and Salmonella typhimurium virulent strains, Campylobacter jejuni clinical isolates possess more pronounced capacity for adhesion to enteric cells of Peyer's plaques than to other types of epithelial cells, which may be of importance in the pathogenesis of these infections.
  • (7) An inverse relationship between the pumping capacity of the heart and vascular resistance was confirmed at different stages of examination and treatment of the patients.
  • (8) Another important factor, however, seems to be that patients, their families, doctors and employers estimate capacity of performance on account of the specific illness, thus calling for intensified efforts toward rehabilitation.
  • (9) These results indicate that both the renal brush-border and basolateral membranes possess the Na(+)-dependent dicarboxylate transport system with very similar properties but with different substrate affinity and transport capacity.
  • (10) A conventional liquid chromatograph with a low capacity column and a conductimetric detector is used to analyze aerosols of Cl-, Br-, NO-3 and SO=4 with good results.
  • (11) In addition to esophageal manometry, we also performed acid-clearance studies and examined salivary output, acid-neutralizing capacity, and bicarbonate concentration.
  • (12) This capacity is expressed during incubation of the bacteria with the substrate and needs a source of carbon and other energy metabolites.
  • (13) In lactate medium the capacity of each AIB carrier is unchanged but its affinity is reduced to one-third.
  • (14) Ultraviolet difference spectrophotometry indicates that the inactivated enzyme retains its capacity for binding the nucleotide substrates whereas the spectral perturbation characteristic of 3-phosphoglycerate binding is abolished in the modified enzyme.
  • (15) The absolute level of ventilatory capacity resembles that of Nepalese children and differs from that of some other groups.
  • (16) The functional capacity to present antigens to T cells was lacking in normal resting B cells, but was acquired following LK treatment.
  • (17) The immunodetectable PKC level in hypothyroid liver was elevated 7.7-fold, whereas the phorbol-ester binding capacity and the immunodetectable alpha-PKC level were increased 2.4- and 2.6-fold, respectively.
  • (18) An operant delayed-matching task was used to assess the role of proactive interference (PI) effects on short-term memory capacity of rats.
  • (19) 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).
  • (20) In order to obtain the most suitable mobile phase, we studied the influence of pH and acetonitrile content on the capacity factor (k').

Potency


Definition:

  • (n.) The quality or state of being potent; physical or moral power; inherent strength; energy; ability to effect a purpose; capability; efficacy; influence.

Example Sentences:

  • (1) A total of 104 evaluable patients 20-90 years old treated by direct vision internal urethrotomy a.m. Sachse for urethral strictures reported retrospectively via a questionnaire their sexual potency before and after internal urethrotomy.
  • (2) Estimates of potential for gastrointestinal side effects using the rat enteropooling assay and in vivo monkey effects indicate that diarrhea will be substantially reduced with retention of uterine stimulating potency.
  • (3) The relative potencies compared to insulin-like growth factor 2 (IGF-2) in displacing [125I]IGF-2 from rat liver membranes were recombinant truncated IGF-1, 0.3% and recombinant IGF-1, 0.2%.
  • (4) Thus, introduction of arginine in position 5 with a hydrophobic amino acid in position 6 is compatible with high potency in several biological systems and results in compounds with lowered potency to release histamine compared to homologous peptides with tyrosine in position 5 and D-arginine in position 6.
  • (5) Significant differences in the pharmacological characteristics of the alpha 2 adrenoceptor were observed between the tissues with reference to both absolute drug affinities as well as rank order of drug potency.
  • (6) We investigated the in vivo phospholipidosis-inducing potency of AM and its major nonpolar metabolite, desethylamiodarone (DEA), in rats, their ability to inhibit phospholipases, and also the effects on pulmonary uptake of [14C] AM.
  • (7) This activity scheme uses as its base, dose potency measured as TD50, the chronic dose rate that actuarially halves the adjusted percentage of tumor-free animals at the end of the study (Gold et al., Environ.
  • (8) Neuropeptides increased the labeling of p115 within seconds and with great potency; half-maximum concentrations were 0.1, 0.2 and 0.3 nM for bombesin, vasopressin, and VIC, respectively.
  • (9) The rank order of potency of the peptides tested was VIP greater than rat (r) peptide histidine isoleucine = human (h) PHI greater than rGRF greater than bovine GRF = porcine PHI = VIP-(10-28) greater than hGRF greater than secretin greater than apamin greater than glucagon.
  • (10) Unlabeled IGF-I displaced both the IGF-I and insulin bindings with potencies that were 100 and 10 times as great as insulin.
  • (11) Displacing potencies for dopamine in the nanomolar range are associated with agonist-specific D-3 receptor binding and it is predicted that the component of D-2 binding with high agonist affinity may play a confounding role in many D-3 receptor studies.
  • (12) Menses resumed in all 6 women 7 to 41 days after the injection, galactorrhea disappeared in all 4 patients, and libido and potency become normal in both men with microprolactinomas.
  • (13) A hybrid analog cecropin A-(1-11) D-(12-37) was designed and predicted to have enhanced potency.
  • (14) On guinea-pig lung strip the rank order of potency was U-46619 greater than Wy17186 much greater than PGF2 alpha greater than PGE2 and responses to all agonists tested were blocked by AH19437 but not by SC-19220.
  • (15) Quantitatively, however, there was not a good correlation between liver DNA alkylation and the potency of the nitrosamine in inducing tumors.
  • (16) On the other hand, SM-3997 and buspirone exhibited dopamine antagonistic action, although the potency of SM-3997 was less than one fourth that of buspirone.
  • (17) The wide variation in potency explains the variation found in absolute bioavailability, and the increase in release rate when the pellets are crushed explains the differences seen in peak plasma times, since the pellets will be chewed to varying degrees by the horse.
  • (18) Comparing IC50 values of EGCG and aspirin it was found that the potency of EGCG is comparable to that of aspirin.
  • (19) Hyperprolactinemia, hypogonadotropinism, and subnormal plasma testosterone were found in a 65-year-old patient who had an enlarged sella turcica, complained of fatigue, and addmitted to decreased sexual interest and potency.
  • (20) The present study attempts to relate this inhibitory effect to the vasoconstrictive potency of ADH.