What's the difference between potency and weak?

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.

Weak


Definition:

  • (v. i.) Wanting physical strength.
  • (v. i.) Deficient in strength of body; feeble; infirm; sickly; debilitated; enfeebled; exhausted.
  • (v. i.) Not able to sustain a great weight, pressure, or strain; as, a weak timber; a weak rope.
  • (v. i.) Not firmly united or adhesive; easily broken or separated into pieces; not compact; as, a weak ship.
  • (v. i.) Not stiff; pliant; frail; soft; as, the weak stalk of a plant.
  • (v. i.) Not able to resist external force or onset; easily subdued or overcome; as, a weak barrier; as, a weak fortress.
  • (v. i.) Lacking force of utterance or sound; not sonorous; low; small; feeble; faint.
  • (v. i.) Not thoroughly or abundantly impregnated with the usual or required ingredients, or with stimulating and nourishing substances; of less than the usual strength; as, weak tea, broth, or liquor; a weak decoction or solution; a weak dose of medicine.
  • (v. i.) Lacking ability for an appropriate function or office; as, weak eyes; a weak stomach; a weak magistrate; a weak regiment, or army.
  • (v. i.) Not possessing or manifesting intellectual, logical, moral, or political strength, vigor, etc.
  • (v. i.) Feeble of mind; wanting discernment; lacking vigor; spiritless; as, a weak king or magistrate.
  • (v. i.) Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
  • (v. i.) Not having full confidence or conviction; not decided or confirmed; vacillating; wavering.
  • (v. i.) Not able to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable; as, weak resolutions; weak virtue.
  • (v. i.) Wanting in power to influence or bind; as, weak ties; a weak sense of honor of duty.
  • (v. i.) Not having power to convince; not supported by force of reason or truth; unsustained; as, a weak argument or case.
  • (v. i.) Wanting in point or vigor of expression; as, a weak sentence; a weak style.
  • (v. i.) Not prevalent or effective, or not felt to be prevalent; not potent; feeble.
  • (v. i.) Lacking in elements of political strength; not wielding or having authority or energy; deficient in the resources that are essential to a ruler or nation; as, a weak monarch; a weak government or state.
  • (v. i.) Tending towards lower prices; as, a weak market.
  • (v. i.) Pertaining to, or designating, a verb which forms its preterit (imperfect) and past participle by adding to the present the suffix -ed, -d, or the variant form -t; as in the verbs abash, abashed; abate, abated; deny, denied; feel, felt. See Strong, 19 (a).
  • (v. i.) Pertaining to, or designating, a noun in Anglo-Saxon, etc., the stem of which ends in -n. See Strong, 19 (b).
  • (a.) To make or become weak; to weaken.

Example Sentences:

  • (1) There was a weak relation between AER and both systolic and diastolic blood pressures.
  • (2) Muscle weakness and atrophy were most marked in the distal parts of the legs, especially in the gastrocnemius and soleus muscles, and then spread to the thighs and gluteal muscles.
  • (3) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
  • (4) The strengths and weaknesses of each technique are described in this article.
  • (5) In group V, five cases of Taenia saginata parasitosis were studied showing a weak positive reading.
  • (6) Although the longest period required for resolving weakness was three days, the MRI, the CT and the electroencephalogram revealed no significant abnormality.
  • (7) Her muscle weakness and hyperCKemia markedly improved by corticosteroid therapy, suggesting that the diagnosis was compatible with polymyositis (PM).
  • (8) It was concluded that Ta acts as a weak zeitgeber in laboratory rats and has greater effects on males compared to females.
  • (9) And adding to this toxic mix, was the fear that the hung parliament would lead to a weak government.
  • (10) Sensory loss, motor weakness, paraesthesia and a new pain were found as complications in 12, 7, 4 and 6 patients, respectively.
  • (11) Here's Dominic's full story: US unemployment rate drops to lowest level in six years as 288,000 jobs added Michael McKee (@mckonomy) BNP economists say jobless rate would have been 6.8% if not for drop in participation rate May 2, 2014 2.20pm BST ING's Rob Carnell is also struck by the "extraordinary weakness" of US wage growth .
  • (12) In general, enzyme activity was strongly reduced by heavy metal inorganic cations; less strongly by organometallic cations, some anions, and certain pesticides; and weakly inhibited by light metal cations and organometallic and organic compounds.
  • (13) The weakness was treated by intensive physical rehabilitation with complete and sustained recovery in all cases.
  • (14) It also showed weak inhibition of the solid type of Ehrlich carcinoma and prolonged the survival period of mice inoculated with L-1210 cells.
  • (15) Exposure to whole cigarette smoke from reference cigarettes results in the prompt (peak activity is 6 hrs), but fairly weak (similar to 2 fold), induction of murine pulmonary microsomal monooxygenase activity.
  • (16) Though the concept of phase, known also as focus, is a very helpful notion, its empirical foundation is yet very weak.
  • (17) DL 071 IT, a new potent non-selective beta-adrenergic blocking drug with intrinsic sympathomimetic activity and weak membrane stabilizing activity, was evaluated alone and in comparison with oxprenolol, in six volunteers, at rest and during an exercise test.
  • (18) A variety of weak acids at and below their pK(a) are potent inhibitors of transport in Penicillium chrysogenum.
  • (19) It added that the crisis had highlighted significant weaknesses in financial regulation, with further measures needed to strengthen supervision.
  • (20) The radioprotective action in E. coli ATCC 9637 of ascorbate added to media containing the weak sensitizer, tetracycline (effect described by Pittillo and Lucas (1967)), was found to be dependent on the presence of metal catalysts of the autoxidation of ascorbate.