What's the difference between ionic and tonic?

Ionic


Definition:

  • (a.) Of or pertaining to Ionia or the Ionians.
  • (a.) Pertaining to the Ionic order of architecture, one of the three orders invented by the Greeks, and one of the five recognized by the Italian writers of the sixteenth century. Its distinguishing feature is a capital with spiral volutes. See Illust. of Capital.
  • (a.) Of or pertaining to an ion; composed of ions.
  • (n.) A foot consisting of four syllables: either two long and two short, -- that is, a spondee and a pyrrhic, in which case it is called the greater Ionic; or two short and two long, -- that is, a pyrrhic and a spondee, in which case it is called the smaller Ionic.
  • (n.) A verse or meter composed or consisting of Ionic feet.
  • (n.) The Ionic dialect; as, the Homeric Ionic.
  • (n.) Ionic type.

Example Sentences:

  • (1) Aggregation was more frequent in low-osmolal media: mainly rouleaux were formed in ioxaglate but irregular aggregates in non-ionic media.
  • (2) This modified endocrine activity in brook trout may reflect adjustment to adverse external ionic conditions.
  • (3) Subunits maintained under the above ionic conditions were compared with 30S and 50S particles at low (6 mM) magnesium concentration with respect to the reactivity of individual ribosomal proteins to lactoperoxidase-catalyzed iodination.
  • (4) The minimal change in gel fiber size caused by slow A release implies that fibrin fiber size is primarily a function of ionic environment and not of the sequence of peptide release.
  • (5) A technique, using Nuclepore polycarbonate membrane filters as a containing medium for very small volumes of ionic standard solutions, to produce homogeneous ice standards is described.
  • (6) We show that it does apply under conditions of high ionic strength (0.3 M KCl), and under these conditions time courses may be analyzed to yield unbiased estimates of the initiation (Vi) and chain elongation (Vp) rates.
  • (7) Isoprenylated proteins were enriched in the detergent phase upon partition with the non-ionic detergent Triton X-114.
  • (8) Thymus and spleen cells from such hypogammaglobulinaemic chickens were extracted with non-ionic detergents, acid urea, or combinations of urea and detergent, and the extracts were analysed for Ig by the inhibition assay.
  • (9) These are possibly due to competitive reactions against ionic mechanism.
  • (10) Furthermore, even the action of Lys-5 on the Pseudomonas OM was abolished when the assays were performed in the presence of 150 mM NaCl instead of the low-ionic strength buffer earlier used by investigators studying the effect of polycations on the Pseudomonas OM.
  • (11) which suggest that ~60-90% of the cross-bridges attached in rigor are attached in relaxed fibers at an ionic strength of 20 mM and ~2-10% of this number of cross-bridges are attached in a relaxed fiber at an ionic strength of 170 mM.
  • (12) To explain some of these results a theoretical model is presented to demonstrate that while short circuiting can block the passive ionic movement, it will cause an increase in the energy consumption of the system and introduce certain important changes in the ionic barriers and e.m.fs.
  • (13) The influence of the solution ionic strength on the binding process was practically lacking.
  • (14) The zeta potential as a function of ionic strength deviates significantly from the predictions of the double-layer theory in the 10(-3)-5.10(-2) M range.
  • (15) Three triacetinases (A, B and C) were shown to undergo reciprocal conversions under storage and during some purification procedures (effect of pH, ionic strength, ion-exchange chromatography, concentration, lyophilization, etc.).
  • (16) The electrical measurements showed that dolichyl phosphate in phospholipid bilayers decreases membrane permeability, changes membrane ionic selectivity and increases membrane stability.
  • (17) It is shown that the membrane potential level, ionic current and membrane conductance depend on the cell cycle stage both in Misgurnus fossilis L. embryos and in Xenopus laevis Daudin embryos by the microelectrode technics.
  • (18) Large amounts of adenovirus mRNA have been purified by utilizing membrane filtration at high ionic strength.
  • (19) This paper also examines the effect of pH and ionic strength on the activity and specificity of the enzyme with respect to substrates and natural, as well as artificial, electron acceptors.
  • (20) We report an episode of hypotension, tachycardia, bronchospasm and urticaria following application of a non-ionic contrast medium (Iopamidol) during isoflurane anaesthesia.

Tonic


Definition:

  • (a.) Of or relating to tones or sounds; specifically (Phon.), applied to, or distingshing, a speech sound made with tone unmixed and undimmed by obstruction, such sounds, namely, the vowels and diphthongs, being so called by Dr. James Rush (1833) " from their forming the purest and most plastic material of intonation."
  • (a.) Of or pertaining to tension; increasing tension; hence, increasing strength; as, tonic power.
  • (a.) Increasing strength, or the tone of the animal system; obviating the effects of debility, and restoring healthy functions.
  • (n.) A tonic element or letter; a vowel or a diphthong.
  • (n.) The key tone, or first tone of any scale.
  • (n.) A medicine that increases the strength, and gives vigor of action to the system.

Example Sentences:

  • (1) It is suggested that diabetes causes selective changes in the functioning of Gi in adipocyte membranes which removes the tonic GTP-dependent inhibitory function of this G-protein.
  • (2) Other Christmas favourites, including stollen, organic mince pies and Schweppes tonic will also be included among 100 seasonal products on the list of 1,000 items which shoppers can choose from over the next few months.
  • (3) In intact cell preparations, diamide produced a slow tonic contraction, consistent with myofibril activation.
  • (4) However, tetanic stimulation gave the same results as in untreated preparations when the tonicity was increased.
  • (5) Stimulus-response characteristics suggested that this system was well suited for a role in tonic inhibition of sympathetic activity.
  • (6) The amplitude was 15-70% as large as the tonic component of the K-contracture induced by 40 mM K. Theophylline (10 mM), 0.1 mM papaverine and 1 microM isoprenaline nearly abolished, and 1 mM cAMP partly depressed the tonic contraction of K-contracture, whereas the tonic contraction induced by the test solution was unaffected.
  • (7) While tonic pupil and reduced sweating can be attributed to the affection of postganglionic cholinergic parasympathetic and sympathetic fibres projecting to the iris and sweat glands, respectively, the pathogenesis of diminished or lost tendon jerks remains obscure.
  • (8) Some organization schemes concerning locomotor and scratching rhythmicity generators are considered, such as: two half-centres with reciprocal inhibitory connections and tonic excitatory influences on these half-centres: two half-centres with inhibitory-excitatory connections and tonic excitatory influences on one half-centre; ring structures consisting of more than two functional groups of neurons with excitatory and inhibitory connections between them.
  • (9) Overall, carbamazepine and phenytoin are recommended drugs of first choice for single-drug therapy of adults with partial or generalized tonic-clonic seizures or with both.
  • (10) It was previously believed that the period of the circadian clock was primarily responsive to externally imposed tonic or phasic events.
  • (11) For now, he leans on the bar – a big man, XL T-shirt – and, in a soft Irish accent, orders himself a small gin and tonic and a bottle of mineral water.
  • (12) Relying on traditional medicine, all 20 women reported eating brown seaweed soup for 20 days after childbirth, and 5 said that they took tonic herbs during the puerperium.
  • (13) Amplitudes of the tonic response evoked by 39 mM-K+ in intact muscle tissues and the contraction induced by 0.3 microM-Ca2+ in skinned muscle were much the same.
  • (14) Tonic sympathetic neural control of heart rate was inferred from bradycardia after treatment with the adrenergic neuron-blocking agent, bretylium tosylate.
  • (15) These results clearly indicate that in both intact and OVX does, endogenous NPY is in part responsible for maintaining basal, tonic LH secretion.
  • (16) All motoneuron firing during fictive swimming is associated with a tonic depolarization that falls away slowly once firing stops, is increased by hyperpolarizing current, and is reduced by depolarizing current.
  • (17) The tonic influences were expressed in an increase in the amplitude parameters of the responses of the visual cortex in conditions of the formation in the posterolateral nucleus of the thalamus of a focus of heightened excitability (anode polarization), and their perceptible diminution with potassium depression in this nucleus.
  • (18) Lateralization may be an expression of reflex constraints bound initially to the infant's tonic-neck posture, with later development less reflex-patterned during the acquisition of more sophisticated information-processing strategies.
  • (19) During each session, measurements were made of either tonic accommodation or tonic vergence 30 s before stimulus onset and at 0.5, 2, 4, 6, 8, 10, 12, and 14 min after stimulus offset.
  • (20) The findings can be summarized as follows: (1) The effective concentration of SDS for termination of shark tonic immobility (an immediate and fast response) was close to its critical micellar concentration in sea water (70 microM).