(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.
Unable
Definition:
(a.) Not able; not having sufficient strength, means, knowledge, skill, or the like; impotent' weak; helpless; incapable; -- now usually followed by an infinitive or an adverbial phrase; as, unable for work; unable to bear fatigue.
Example Sentences:
(1) Unfortunately, due to confidentiality clauses that have been imposed on us by the Department of Immigration and Border Protection, we are unable to provide our full names and … titles … However, we believe the evidence that will be submitted will validate the statements that we are making in this submission.” The submission detailed specific allegations – including names and dates – of sexual abuse of child detainees, violence and bullying of children, suicide attempts by children and medical neglect.
(2) 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.
(3) PMN were found to be nonpermissive for HSV replication and were unable to bind virus in the absence of antibody.
(4) E-RFC enriched for T lymphocytes and depleted of macrophages synthesized considerable DNA in response to stimulation with PHA, but were unable to produce significant bone resorbing activity in tissue culture unless macrophages were re-added to the E-RFC.
(5) Where he has taken a stand, like on gun control after the shootings in Newtown, Connecticut, Obama was unable to achieve legislative change.
(6) A failure to reach a solution would potentially leave 200,000 homes without affordable cover, leaving owners unable to sell their properties and potentially exposing them to financial hardship.
(7) We have therefore been unable to confirm that SV5 may be a major intrathecal immunogen in multiple sclerosis.
(8) The ability of ligand to stimulate its own synthesis and that of its receptor suggests the presence of an autocrine positive feedback loop, however we were unable to break this loop in the breast cancer cells by antibodies that blocked the interaction of TGF alpha with the EGF receptor.
(9) The lymph node cells obtained from the animals 1 day after desensitization were unable to produce MIF in the presence of either antigen.
(10) It happens to anyone and everyone and this has been an 11-year battle.” Emergency services were called to the oval about 6.30pm to treat Luke for head injuries, but were unable to revive him.
(11) Therefore, 31P MR spectroscopy may be unable to quantify the cell fraction of a tumor that has radiobiologic hypoxia.
(12) A temperature-sensitive mutant of Saccharomyces cerevisiae was identified which at the restrictive temperature of 37 degrees C is unable to secrete a number of cell wall-associated proteins and thus resembles previously reported sec mutants.
(13) The enzyme alone, solubilized and free from cytocrome b5 reductase and cytochrome b5, was unable to catalyze the desaturation of stearoyl CoA.
(14) "It will strike consumers as unfair that whilst the company is still trading, they are unable to use gift cards and vouchers," he said.
(15) The data suggest that the hypothalamic beta-E containing neurons were unable to adapt to nicotine's repeated effects on this system.
(16) Analogues of ATP were unable to reactivate K+-ATP channels even in the presence of Mg2+.
(17) PRL, human CG, ACTH, insulin, glucagon, and heat-inactivated TSH were unable to prevent the effect of medium replacement on dopaminergic inhibition of TSH and DA receptor binding.
(18) We were unable to detect IL-4 production by mononuclear cells and CD4+ T cell subsets suggesting that, if it is produced at all, IL-4 is produced in extremely small quantities.
(19) One elderly woman was left alone in the dark for hours unable to find food or drink.
(20) Inexperienced physicians are often unable to immediately identify these translucencies as air enclosures in the intracranial cavity.