(1) The Na+ ionophore, gramicidin, had a small but significant inhibitory effect on Na(+)-dependent KG uptake, demonstrating that KG uptake was not the result of an intravesicular positive Na+ diffusion potential.
(2) Neutrons induced a dose-dependent cytotoxicity and mutation frequency in the AL cells.
(3) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
(4) Between 25 and 40 degrees C, the thermal dependencies of VR and f were approximately constant (Q10's of 1.31 and 1.36 got VR and f, respectively).
(5) Cellulase regulation appears to depend upon a complex relationship involving catabolite repression, inhibition, and induction.
(6) We also show that proliferation of primary amnion cells is not dependent on a high c-fos expression, suggesting that the function of c-fos is more likely to be associated with other cellular functions in the differentiated amnion cell.
(7) We propose that this dependence on coexpression reflects the association between the LTA::STa hybrids and LTB subunits.
(8) These results show that the pathogenic phenotypes of MCF viruses are dissociable from the thymotropic phenotype and depend, at least in part, upon the enhancer sequences.
(9) Recently, the validity of the American Thoracic Society (ATS) standards for selection of spirometric test results has been questioned based on the finding of inverse dependence of FEV1 on effort.
(10) This death is also dependent on the presence of chloride and is prevented with the non-selective EAA antagonist, kynurenic acid, but is not prevented by QA.
(11) Single-case experimental designs are presented and discussed from several points of view: Historical antecedents, assessment of the dependent variable, internal and external validity and pre-experimental vs experimental single-case designs.
(12) Cyclic AMP stimulated phosphorylation by [gamma-32P]ATP of two proteins of apparent Mr = 20,000 and 7,000 that were concentrated in sarcoplasmic reticulum, but the stimulation was markedly dependent on the presence of added soluble cyclic AMP-dependent protein kinase.
(13) The PSB dioxygenase system displayed a narrow substrate range: none of 18 sulphonated or non-sulphonated analogues of PSB showed significant substrate-dependent O2 uptake.
(14) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
(15) Gel filtration of the 40,000 rpm supernatant fraction of a homogenate of rat cerebral cortex on a Sepharose 6B column yielded two fractions: fraction II with the "Ca(2+) plus Mg(2+)-dependent" phosphodiesterase activity and fraction III containing its modulator.
(16) In contrast, the effects of deltamethrin and cypermethrin promote transmitter release by a Na+ dependent process.
(17) 5 pregnant insulin-dependent diabetics were also studied.
(18) RNAs encoding a wild-type (RBK1) and a mutant (RBK1(Y379V,V381T); RBK1*) subunit of voltage-dependent potassium channels were injected into Xenopus oocytes.
(19) Photoirradiation of F1 in the presence of the analog leads to inactivation depending linearly on the incorporation of label.
(20) [Ca2+]i exhibited a sigmoidal dependence on [Na+]o. Mg2+, a competitive inhibitor of Na2+-Ca2+ antiport in these cells, antagonized the increase in [Ca2+]i produced by lowering [Na+]o.
Useless
Definition:
(a.) Having, or being of, no use; unserviceable; producing no good end; answering no valuable purpose; not advancing the end proposed; unprofitable; ineffectual; as, a useless garment; useless pity.
Example Sentences:
(1) Theoretical findings on sterilization and disinfection measures are useless for the dental practice if their efficiency is put into question due to insufficient consideration of the special conditions of dental treatment.
(2) It’s useless if we try and fight with them through force, so we try and fight with them through humour.” “There is a saying that laughing is the best form of medicine.
(3) It also seems to be a bit useless as a way of gathering intelligence.
(4) It is concluded that the femoral stem should be as thick as possible and that the collar of the prosthesis is useless.
(5) The clorus water disinfecting conventional methods by many reasons are useless, even in urbanized cities.
(6) By now seemingly every print and online outlet has had a crack at explaining why the Sunday shows are so phenomenally useless.
(7) He added: "Why on earth is this useless Goverment pandering to Puffs?
(8) It’s great that the new Star Wars film is more diverse , with John Boyega and Daisy Ridley in significant roles; I am pleased to see everyone on #BoycottStarWarsVII gnash and whine uselessly.
(9) Inappropriate, useless and potentially harmful surgical diagnostic procedures are also avoided.
(10) However, under normal working conditions, taking into account the period of time which inevitably elapses between the patient feeling pain in the kidney and his reaching the Emergency Department and the necessary examinations being carried out which enable the correct diagnosis to be made, the number of hours which have passed make attempts at conservative surgery completely useless.
(11) However one should not ask for the impossible of the treatment of male infertility since the most optimal seminal analysis result is useless in the presence of a monophysic menstrual cycle in the partner.
(12) The endoscopic retrograde cholangiography is of greatest practical significance for the differential diagnosis of the cholestatic icterus: non-obstructed bile ducts exclude an extrahepatic icterus and render a laparotomy useless.
(13) If you have a regulator behaving this uselessly, I suspect MPs will start saying this is not regulation," he said.
(14) The importance of a diagnosis before surgery by cytopunction and drill-biopsy has to be emphasized, to prevent an useless mastectomy.
(15) In conclusion, excepted for pituitary deficiency, basal plasma TSH (IRMA) levels are accurate and sufficient in the evaluation of the thyroid function and make the TRH-test useless.
(16) (4) The annual vaccination campaigns since 1970 against FMD were useless because most of the primary outbreaks of FMD since then can be traced to the production or the application of vaccines.
(17) A hepatic lesion regarded as useless for the ultimate diagnosis was present in 16 cases (14.5 per cent).
(18) Talking this week to several, I heard the same story of exorbitant fees and shocking interest rates throttling real production, while Adair Turner's "socially useless" financial products attract limitless bubble credit.
(19) Clinical evaluation and laboratory tests are useless.
(20) The Chinese government is depicted as benevolent, while the US government manages to be both sinister and useless – typified by the black-clad CIA operatives, one of whom gets beaten up by a Chinese character.