(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.
Nasal
Definition:
(a.) Of or pertaining to the nose.
(a.) Having a quality imparted by means of the nose; and specifically, made by lowering the soft palate, in some cases with closure of the oral passage, the voice thus issuing (wholly or partially) through the nose, as in the consonants m, n, ng (see Guide to Pronunciation, // 20, 208); characterized by resonance in the nasal passage; as, a nasal vowel; a nasal utterance.
(n.) An elementary sound which is uttered through the nose, or through both the nose and the mouth simultaneously.
(n.) A medicine that operates through the nose; an errhine.
(n.) Part of a helmet projecting to protect the nose; a nose guard.
(n.) One of the nasal bones.
(n.) A plate, or scale, on the nose of a fish, etc.
Example Sentences:
(1) It was the purpose of the present study to describe the normal pattern of the growth sites of the nasal septum according to age and sex by histological and microradiographical examination of human autopsy material.
(2) In the present study, respirometric quotients, the ratio of oral air volume expended to total volume expended, were obtained using separate but simultaneous productions of oral and nasal airflow.
(3) Our experience indicates that lateral rhinotomy is a safe, repeatable and cosmetically sound procedure that provides and excellent surgical approach to the nasal cavity and sinuses.
(4) Ten milliliters of the solution inappropriately came into contact with nasal mucous membranes, causing excessive drug absorption.
(5) These data suggest that basophilic cell function in the superficial mucous layer in the nose is of greater significance in the development of nasal symptoms in response to nasal allergy than either mucociliary activity or nasal mucosal hypersensitivity to histamine.
(6) Virus replication in nasal turbinates was not diminished while infection in the lung was suppressed sufficiently for the infected mice to survive the infection.
(7) Diagnosis and identification of the site of the leak is often inaccurate, even with meticulous care given to placing and removing the nasal pledgets.
(8) In this study we investigated the recovery or regenerative process of nasal mucosa in rabbits after mechanical injury on the basis of ultrastructural as well as functional observations.
(9) The frequency of previous nasal diseases and symptoms was analyzed by histologic type of cancer.
(10) We present the results of giving continuous positive airway pressure (CPAP) via a single nasal catheter to 20 preterm infants.
(11) In the latter groups, specimens were taken from both polyp tissue and adjacent nasal mucosa.
(12) Because of the wide range of human nasal anatomic configurations, some people sniff odorants against comparatively high resistances.
(13) The characteristic features of the nasal mucosa obtained here are as follows: 1) The cross-section profiles of the cilium were round and smooth.
(14) Thus, enhancers are required to obtain significant nasal absorption of glucagon and calcitonin and powders and spray solutions did not differ in terms of systemic availability.
(15) One child (case 1) exhibited nasal regurgitation during feeding.
(16) Many times the nasal airway is disregarded as the source of airway difficulty if small catheters can be passed.
(17) Nasal epithelial dysplasia is morphologically similar to dysplasia in other organs where the precancerous state of this lesion has been proved.
(18) The disposition of radiolabeled cocaine in humans has been studied after three routes of administration: iv injection, nasal insufflation (ni, snorting), and smoke inhalation (si).
(19) In patients with cystic fibrosis (CF), values in the donor lung did not differ from those in non-CF transplanted patients up to one year following transplantation, although nasal PD in the host remained elevated.
(20) The RSV EIA was also used to test 137 nasal swabs obtained from cases of bovine respiratory disease.