(a.) Not effective; ineffectual; futile; inefficient; useless; as, an ineffective appeal.
Example Sentences:
(1) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
(2) However, low dose heparin prophylasix is relatively ineffective in patients having hip surgery, and has not been evaluated in patients having other types of orthopaidic surgery.
(3) This mode of treatment remains appropriate for cases where antibiotics are ineffective and surgery impracticable.
(4) The excitatory effect of L-glutamate on PGCL sympathoexcitatory neurons was blocked by iontophoretic applications of kynurenic acid, whereas identical amounts of 8-OH kynurenic acid were ineffective.
(5) EGTA was ineffective in removing calmodulin from particulate preparations, but treatment with the tervalent metal ion La3+ resulted in a loss of up to 98% of calmodulin activity from these preparations.
(6) The use of UEBP-deficient female rat liver cytosol revealed that the afore-mentioned steroids are ineffective with respect to estrogen reception.
(7) Anti-histamine and anti-serotonin drugs, as well as substances capable of blocking synthesis of prostaglandins or activation of the kinin system, and also atropine, were ineffective in reducing the responses to TsTX or electrical stimuli.
(8) Treatment was ineffective and stopped in 12 cases (24.5%); the inefficacy was primary in 6 and tachyphylactic in the other 6.
(9) The delirium improved when the treatment was restored, whereas neuroleptics proved ineffective.
(10) The CI treatment induced almost full protection against these behavioral effects of saline stress but DS treatment was ineffective.
(11) In addition, it has excellent antibacterial activity against indole-positive Proteus strains against which conventional Cephalosporins are ineffective.
(12) Multimeric analysis of von Willebrand factor is necessary to diagnose von Willebrand's disease type II, in which DDAVP infusions should not be given since they are ineffective or may cause thrombocytopenia.
(13) It is concluded that under conditions in which other calcium release mechanisms operate well, InsP3 is relatively ineffective at releasing calcium from the SR in amounts sufficient to induce contraction.
(14) Hexa- and octasaccharides induced a slight increase in the number of acrosome reacted spermatozoa and disaccharides were ineffective.
(15) TE-031 was ineffective in 1 case of otitis media, but efficacious in 10 of 10 (100%) cases of upper respiratory infection, 15 of 18 (83.3%) cases of bronchitis and pneumonia, 5 of 6 (83.3%) cases of pertussis, 13 of 13 (100%) cases of mycoplasmal pneumonia, 4 of 4 (100%) cases of Chlamydia psittaci pneumonia, 16 of 16 (100%) cases of gastroenteritis (including 15 cases of Campylobacter gastroenteritis), and 1 (100%) case of impetigo.
(16) Preemployment screening methods have been ineffective in predicting those at risk, and in curbing the impact of back problems in industry.
(17) On siratro, CIAT899 induced nodules that were ineffective in acetylene reduction, whereas the EPS-deficient mutants induced effective nodules.
(18) Oligo- or polyribonucleotides are relatively ineffective initiators of polydeoxynucleotide polymerization.
(19) The H1-selective agonist, 2-(2-aminoethyl)thiazole was ineffective at doses 100 times greater than those of histamine.
(20) Anxiety disorders are no longer regarded as consequences of conflicts and ineffective defences or as concomitants of other psychiatric disorders but rather as disorders of their own.
Noneffective
Definition:
(a.) Not effective.
(a.) Not fit or available for duty.
Example Sentences:
(1) This fact, the limited applicability of the information obtained from animal experiments, and the further fact that even test results obtained in human subjects cannot be applied on a world-wide basis, exhort us to take care not to subscribe to an all-too apodictic classification of therapeutic measures into effective and noneffective.
(2) (i) By a step-wise decrease in the dose of virus and restriction of the analyses to the first infectious cycle, a multiplicity of infection was ultimately reached for all "avirulent" populations at which infected cells produced normal yields of infectious viral progeny; i.e., the interferon-inducing components were diluted to noneffective levels.
(3) There is a brief review of the literature, and case examples are given of effective and noneffective consultation.
(4) Two criteria for an interpretation of noneffect are that the relative risk estimate be near unity and that the confidence interval be narrow; lack of statistical significance has no bearing on this issue.
(5) Similarly, in pigeons trained to discriminate imipramine from saline, noneffective doses of CRF shifted the imipramine dose-response curve more than twofold to the left.
(6) In addition to the schizophrenic co-twins, 3 MZ co-twins had a noneffective psychotic disorder, thus supporting the hypothesis that genes are involved in the development of Axis I schizophrenic spectrum disorders.
(7) The purpose of this work was to study the effect of indolylacetic acid (IAA) on the strains of Rhizobium leguminosarum, effective and noneffective with respect to symbiotic nitrogen fixation (L4 and 245a, and 14--73, respectively).
(8) In contrast to ZDV, PMEA was either noneffective in preventing viremia in the offspring or embryotoxic, depending on the dose.
(9) Furthermore, separation of PEC into plastic adherent and nonadherent cells showed the nonadherent (T cell enriched) cells to be noneffective alone.
(10) Effective and noneffective levels of inhalation of 239Pu and 241Am transuranium radionuclides were estimated by changes in heart mass parameters of 143 mongrel dogs.
(11) Of the 23 cases followed by CPA, the chronic efficacy of drugs was excellent for 7 (30%), moderate for 5 (22%), slight for 7 (30%), and noneffective for 4 (18%).
(12) Although it is commonly said that only a small proportion of childhood cancers are caused by environmental exposures, much has been learned about exogenous carcinogens through study of their effects or noneffects in children: 1.
(13) Vaccine preparations with mitomycin C inactivated tumor cells proved to be less (NDV) or noneffective (BCG) compared to those with irradiated tumor cells.
(14) The successful evaluation and treatment of the hypertonic patient depends on a clear understanding of the differences between effective and noneffective solute and the consequences of changes in these solutes for water distribution.
(15) Controls had been provided for to prove the noneffectiveness of the distraction device per se to the joint structures under study.
(16) In contrast, excluding these variables resulted in a 95% probability of failure (noneffective or transiently effective).
(17) The methodology for establishing threshold and noneffective (harmless) levels is also described, along with the prediction of delayed adverse effects.
(18) It was shown that T2-DNA modified I in 0,1 M NaCl completely preserves the native secondary structure, has a low degree modification (1 molecule I per 1000-2000 nucleotide pairs), but is a noneffective template for the RNA-polymerase from E. coli B (20%-40% as compared with unmodified T2-DNA).
(19) It was concluded that a single noneffective dose of a vasodilator administered together with an ACE inhibitor in normotensives can lower blood pressure and increase arterial compliance and plasma active renin.
(20) Effects of CRF were significantly enhanced when given in combination with imipramine with low noneffective imipramine doses potentiating the rate-reducing effects of CRF.