What's the difference between menthol and preparation?

Menthol


Definition:

  • (n.) A white, crystalline, aromatic substance resembling camphor, extracted from oil of peppermint (Mentha); -- called also mint camphor or peppermint camphor.

Example Sentences:

  • (1) Do [MPs] remember the madness of those advertisements that talked of the cool fresh mountain air of menthol cigarettes?
  • (2) CSCs from the 1R4F, ULT, and ULT-menthol cigarettes were cytotoxic in the CHO-HGPRT assay, both with and without metabolic activation, while TEST and TEST-menthol CSCs were not cytotoxic under either condition.
  • (3) Objective and subjective measurements of nasal patency were made before and after L-menthol stimulation of the palatal mucosa (supplied with the trigeminal nerve) in 15 normal adult subjects.
  • (4) L-menthol caused a highly significant enhancement of nasal sensation of airflow but despite their great similarity in structure and a similar peppermint smell the isomers D-isomenthol and D-neomenthol had no effect on nasal sensation of airflow.
  • (5) External application of 50 microM Ni2+ blocks the effect of CAP, but does not affect the acceleration of the high voltage-activated (L-type) current inactivation induced by menthol.
  • (6) The VAS scores showed significant changes of subjective improvement in nasal sensation of airflow (P less than 0.001) in the menthol-treated group 10 min after dosing whereas the placebo group showed no change.
  • (7) Angela Harbutt, campaigns manager of the smokers' group Forest, said: "Consumers will have mixed feelings.We welcome the fact that some products have been reprieved while menthol cigarettes have been given a stay of execution, but consumers are still angry that the EU is trying to restrict or ban products they have purchased and enjoyed for many years.
  • (8) The effect of menthol on Ca channel current inactivation was studied in identified Helix neurons.
  • (9) Since, in equal concentrations, menthol specifically impairs neuronal calcium currents, the results are consistent with the conjecture that in cold receptors, menthol reduces the activation of a calcium-stimulated outward current by an impeding effect on a calcium conductance, thereby inducing depolarization and a modification of bursting behavior.
  • (10) Application of the specific calcium channel blocker menthol (0.2 mM) suppressed spontaneous activity, the effect becoming more prominent at higher temperatures.
  • (11) In contrast, lingual fibers and a different category of cortical units ('Type II') were extremely sensitive to menthol exposure.
  • (12) TEST and TEST-menthol SSCSs produced negative results in all 5 bacterial strains, both with and without metabolic activation.
  • (13) The specificity of the Ca2(+)-channel blocking effect of menthol was demonstrated in parallel studies using compounds with similar structures: menthone blocked Ca2+ channels with about half the potency of menthol, while cyclohexanol was without effect.
  • (14) Thus, a proposed third type of Ca current with transient activation and complete deactivation below -50 mV was either not present or not affected by menthol.
  • (15) TEST and TEST-menthol CSCs were nonmutagenic in all five bacterial strains, both with and without metabolic activation.
  • (16) The effect of l-menthol on the skin permeability of mannitol, cortisone or indomethacin was examined by an in vitro penetration technique with hairless mouse skin.
  • (17) Over a couple of pints, we cover all the big stuff: Victoria Beckham, rivers of blood, what it'll be like being deputy PM to Boris ("Boris needs me; he needs lightening up"), and the attempt to ban menthol cigarettes .
  • (18) The investigations were carried out with exogenous test substances (antipyrine, menthol and sulphadimidine) and by determination of D-glucaric acid excretion.
  • (19) No significant association was observed between either short-term (1-14 years) or long-term (15+ years) menthol use and lung cancer in logistic regression analyses adjusting for covariates.
  • (20) In the second study EtOH or a placebo was administered at 1530 across three days also in the presence of menthol.

Preparation


Definition:

  • (n.) The act of preparing or fitting beforehand for a particular purpose, use, service, or condition; previous arrangement or adaptation; a making ready; as, the preparation of land for a crop of wheat; the preparation of troops for a campaign.
  • (n.) The state of being prepared or made ready; preparedness; readiness; fitness; as, a nation in good preparation for war.
  • (n.) That which makes ready, prepares the way, or introduces; a preparatory act or measure.
  • (n.) That which is prepared, made, or compounded by a certain process or for a particular purpose; a combination. Specifically: (a) Any medicinal substance fitted for use. (b) Anything treated for preservation or examination as a specimen. (c) Something prepared for use in cookery.
  • (n.) An army or fleet.
  • (n.) The holding over of a note from one chord into the next chord, where it forms a temporary discord, until resolved in the chord that follows; the anticipation of a discordant note in the preceding concord, so that the ear is prepared for the shock. See Suspension.
  • (n.) Accomplishment; qualification.

Example Sentences:

  • (1) The microsomal preparations from untreated Syrian golden hamster livers exhibited higher activities of N-demethylation towards the macrolide antibiotics, erythromycin and troleandomycin, than those from untreated and phenobarbital-treated rats.
  • (2) The proportion of motile spermatozoa decreased with time at the same rate when samples were prepared in either HEPES or phosphate buffers.
  • (3) Previous attempts to purify this enzyme from the liquid endosperm of kernels of Zea mays (sweet corn) were not entirely successful owing to the lability of partially purified preparations during column chromatography.
  • (4) On the other hand, human IL-9, which is a homologue to murine P40, was cloned from a cDNA library prepared with mRNA isolated from PHA-induced T-cell line (C5MJ2).
  • (5) The use of organophosphorus preparations in the treatment of ectoparasites and endoparasites of pigs is discussed.
  • (6) As the percentage of rabbit feed is very small compared to the bulk of animal feeds, there is a fair chance that rabbit feed will be contaminated with constituents (additives) of batches previously prepared for other animals.
  • (7) Microionophoretically applied excitatory amino acids induced firing of extracellularly recorded single units in a tissue slice preparation of the mouse cochlear nucleus, and the similarly applied antagonist 2-amino-5-phosphonovalerate (2APV) was demonstrated to be a selective N-methyl-D-aspartate (NMDA) receptor antagonist.
  • (8) Furthermore, all of the sera from seven other patients with shock reactions following the topical application of chlorhexidine preparation also showed high RAST counts.
  • (9) We have developed a new procedure for the rapid preparation of undegraded total RNA from cultured cells for specific quantitation by dot blotting analysis.
  • (10) Scatchard analyses of binding data obtained with synaptosomal preparations from 17-day-old embryos revealed two T3 binding sites.
  • (11) Suggested is a carefully prepared system of cycling videocassettes, to effect the dissemination of current medical information from leading medical centers to medical and paramedical people in the "bush".
  • (12) Anesthetized sheep (n = 6) previously prepared with a lung lymph fistula underwent 2 hr of tourniquet ischemia of both lower limbs.
  • (13) Platelet-rich plasma (PRP) was prepared, and platelet aggregation studies were conducted directly or conducted on washed platelets prepared from PRP collected with ACD.
  • (14) Immunoblotting with glycoprotein preparations from human eye muscle; 3.
  • (15) Recognition of the distinctive morphology of MH and the performance of ancillary studies on cytologic preparations should facilitate the rapid diagnosis and early treatment of this aggressive disease.
  • (16) To identify the NHE-1 protein and to establish its cellular and subcellular localization in the rabbit kidney, we prepared antibodies to a NHE-1 fusion protein.
  • (17) A cDNA library prepared from human placenta has been screened for sequences coding for factor XIIIa, the enzymatically active subunit of the factor XIII complex that stabilizes blood clots through crosslinking of fibrin molecules.
  • (18) Further purification of ZAB by filtration through Sephadex G-100 gave a preparation (ZAB2) which contained the common antigen as shown by the cross-reactivity of anti-ZAB2 rat serum with seven stains of N. gonorrhoeae.
  • (19) Statistically significant increases of triglycerides occurred under the combined preparations, of phospholipids under Ovosiston and Deposiston and of the beta-lipoproteins under Ovosiston and Gravistat.
  • (20) When you have been out for a month you need to prepare properly before you come back.” Pellegrini will make his own assessment of Kompany’s fitness before deciding whether to play him in the Bournemouth game, which he is careful to stress may not be the foregone conclusion the league table might suggest.