(n.) A light vehicle having two wheels one behind the other. It has a saddle seat and is propelled by the rider's feet acting on cranks or levers.
Example Sentences:
(1) A novel bicyclic prostaglandin analogue, (1S)-[1 alpha,2 alpha(Z),3 alpha,4 alpha]-7-[3-[(hexylthio)methyl]-7- oxabicyclo [2.2.1]hept-2-yl]-5-heptenoic acid ((-)-10), and its cogeners were found to be potent antagonists at the TxA2 receptor.
(2) The authors report an ocular luxation of a four-year-old girl after a bicycle accident.
(3) In a Bloomberg article last week, for example, one Stanford student compared women who get raped to unlocked bicycles : ‘Do I deserve to have my bike stolen if I leave it unlocked on the quad?’ [Chris] Herries, 22, said.
(4) Considerate touches includes the free use of cruiser bicycles (the best method of tackling the Palm Springs main drag), home-baked cookies … and if you'd like to get married, ask the manager: he's a minister.
(5) Subjects underwent measurement of lung volumes, arterial blood gas analysis and an incremental bicycle exercise test.
(6) Each patient underwent graded bicycle exercise testing to define maximal performance, and prolonged exercise at 70% of their peak work capacity.
(7) The data of bicycle ergometry test and echocardiography were studied and compared in patients with postinfarction cardiosclerosis and type II diabetes mellitus without the clinical signs of heart failure.
(8) We had our bicycles and we were just turned loose all day.
(9) Near maximal supine exercise for 10 min on a bicycle ergometer caused a small increase in plasma renin activity during exertion with a much larger increase during recovery which reached a peak between 10-20 min.
(10) In all patients a standardized bicycle-ergometric exercise sitting and a coronarography as well as a ventriculography were performed.
(11) He has just performed a skit now about his bicycle scheme, which included a swipe at the French (because their scheme resulted in many more cycles being pinched, apparently.)
(12) Seven healthy volunteers were exposed to head-down tilt at -15 degrees for 5 h. Before and after exposure they exercised on a bicycle ergometer in the supine and seated positions.
(13) The pressure waves recorded in the container were added by computer to those recorded intra-arterially during bicycle ergometry.
(14) An incremental, symptom-limited, bicycle exercise test was done one month after the myocardial infarction, and blood samples were taken for determination of plasma potassium.
(15) A bicyclic hexadecapeptide, which corresponds to the sequence 36-51 and contains the chymotrypsin-reactive Leu-43-Ser-44 bond of soybean Bowman-Birk inhibitor, has been synthesized.
(16) Ester already has a second child with her husband, who makes a living using his bicycle to provide a taxi service.
(17) The new protocol (standardised exponential exercise protocol, STEEP) is suitable for use on either a treadmill or a bicycle ergometer.
(18) The most frequent cause of abdominal injury in children was a bicycle accident.
(19) To test this premise, 14 healthy, untrained men trained four days per week for 20 weeks on a bicycle ergometer for endurance (END Group, n = 4), on an isokinetic device for increased torque production (ITP Group, n = 5), or on both devices (COMBO Group, n = 5).
(20) The KB was found to be remarkably tolerant of changes in the electronic constitution and lipophilicity of the bicyclic ring system (template).
Tricycle
Definition:
(n.) A three-wheeled velocipede. See Illust. under Velocipede. Cf. Bicycle.
Example Sentences:
(1) Accidentally discovered nearly 40 years ago as the first true antidepressants, the MAOIs soon fell into disfavor due to concerns about toxicity and seemingly lesser efficacy compared with the newer tricyclic compounds.
(2) The results prove the efficacy of the drug in all the examined patients, along with the rapidity of effects in comparison with the tricyclic antidepressants.
(3) After application of tricyclic antidepressant a larger increase in pulmonary arterial enddiastolic pressure was observed during ergometric exercise.
(4) Tricyclic antidepressants are often associated with adverse drug reactions in the elderly, so alternatives such as MAO inhibitors, alprazolam, bupropion and psychostimulants are currently being explored in this patient population.
(5) It appears that tricyclic antidepressants act in a fashion different from opiate drugs that alter the sensory discriminative component of pain.
(6) Effects of both tricyclic and non-tricyclic drugs on the extrinsic Cotton effects of dicumarol bound to human alpha 1-acid glycoprotein (AGP) have been investigated.
(7) It is concluded that the NA potentiation by tricyclic antidepressants is not the main reason for their cardiotoxic effects.
(8) As a basis for the discussion a possible structure for the DNA complex of the phenylated neutral red is considered in which the extra phenyl ring at N-5 of the phenazinium system, protrudes into the large groove of the DNA helix while the tricyclic part of the ligand is inserted between the DNA base-pairs.
(9) Because new drugs, which are really "defibrillating" drugs, are available (bretylium tosylate, bethanidine, clofilium, tricyclic antidepressants, phenotiazine derivatives), we plan to investigate these defibrillating drugs in isolated hearts, found in suitable animals like dogs (sheep and swine are difficult to defibrillate) and in humans during routine electropharmacological studies.
(10) The MAOIs represent effective alternatives to the tricyclic antidepressants.
(11) All three antagonists are composed of a very similar tricyclic ring system linked to a 1-methyl-4-piperidylene ring.
(12) The effects of a series of tricyclic and non-tricyclic antidepressants on the transport of [3H]-serotonin into synaptosomal fractions from rat brain in vitro and in vivo are summarized.
(13) Uptake of [123I]MIBG into the heart was inhibited by the tricyclic drug, imipramine, and this agent also accelerated the rate of loss of [123I]MIBG.
(14) Awareness of these factors is necessary to insure proper therapeutic utilization of the tricyclics as well as to treat effectively their toxicity.
(15) Research on plasma levels of tricyclic antidepressants suggest new clinical strategies for adjusting dosages; neurochemical studies may provide an appropriate selection process for choosing a tricyclic antidepressant.
(16) The tricyclic psychotropic drug opipramol (Insidon) reacts in vitro with sodium nitrite in acidic solution to form products including mutagens for Salmonella typhimurium TA98 and TA100.
(17) This clinical trial of a new antidepressant, fluoxetine, shows it to be as effective as a standard tricyclic drug, imipramine.
(18) Contrary to our previous study, no significant correlation was obtained between the plasma concentrations of amitriptyline, nortriptyline or total tricyclics with Hamilton rating score at 6 weeks or percentage improvement after 6 weeks treatment.
(19) The effect of low doses of antidepressants (almost always a tricyclic) appeared to be less beneficial than either higher doses or clinical management without antidepressant drugs.
(20) The fractions containing congeners with two to four ortho chlorines and the di- and tricyclic compounds had no significant effects on tissue vitamin A contents.