(1) The radioprotective action in E. coli ATCC 9637 of ascorbate added to media containing the weak sensitizer, tetracycline (effect described by Pittillo and Lucas (1967)), was found to be dependent on the presence of metal catalysts of the autoxidation of ascorbate.
(2) "If I hadn't scored that goal, I might still have ended up playing in Italy [Platt went on to play for Bari, Juventus and Sampdoria] but, realistically, I'm sure it was the catalyst.
(3) Enzymes are good catalysts in terms of high catalytic and specific activity with ability to function under mild conditions.
(4) The main aim of this brief contribution is to suggest that our understanding of the general principles of osmochemistry may provide useful insights into the type of mechanism by which solute-translocating catalysts work.
(5) Shelby Quast, of Equality Now, said the gathering could be a “tipping point” and act as a catalyst for change, so that girls in the US could finally be protected: “It’s the first time that members of the government are coming around the table to meet with civil society, survivors and members of the diaspora – this is the first step towards putting together a comprehensive action plan to tackling FGM.” Campaigners are calling for the government to look at practical ways that FGM could be wiped out in the United States – such as engaging with paediatricians and other doctors, immigration officers and visa offices.
(6) With different oxidation catalysts most antioxidants and amino acids tested enhanced polymerization.
(7) The high sites' density with basic character, evidenced by use of various probe molecules, is very similar for the two asbestos types (chrysotile and crocidolite) and on the same order as the density encountered in some catalysts.
(8) Fillings were made of Concise composite resin, without applying an intermediary resin (1), after applying the resin layer (2), after diluting the mix with one (3) or two (4) drops of catalyst resin but without an intermediary resin, and after diluting the mix and applying the resin layer (5).
(9) Monoclonal antibodies elicited to haptens that are analogs of the transition state for hydrolysis of carboxylic esters behaved as enzymic catalysts with the appropriate substrates.
(10) Rapid addition of purines and pyrimidines to alpha, beta-unsaturated carbonyl compounds (such as acrolin) is a general phenomenon which does not require an amine catalyst.
(11) Time acts as a catalyst for members to learn to respect and appreciate each other.
(12) The resulting solution is directed into tubes containing a catalyst that is activated by UV light and causes the dissolved CO2 to react with water (H2O) to form methanol (CH3OH).
(13) Manganese therefore acts as a catalyst for the non-enzymatic reaction, but magnesium does not.
(14) When the reaction was done in dimethyl sulfoxide, with 1-methylimidazole as the catalyst, a third compound was observed, and identified as 1,2,4-tri-O-acetyl-3-C-(acetoxymethyl)-3-O-(methylthiomethyl)-D-glycero- tetrito l [3-O-(methylthiomethyl)apiitol tetraacetate] by gas-liquid chromatography and mass spectrometry.
(15) Russell also described the Commonwealth Games as a catalyst but was realistic enough not to claim they immediately changed an area with long, deep-rooted problems, or miraculously roused a poor, generally unhealthy local population into vigorously playing sport.
(16) The device limits the amount of oxygen entering with the sample to a maximum of 2%, which is rapidly removed by reacting with hydrogen in the presence of a palladium catalyst.
(17) The yields of Thf-FU and more especially of Thf2-FU were greatly dependent on the relative amount of SnCl4, and 0.01-0.1 equiv of the catalyst with respect to Me3Si-FU gave the best results.
(18) Some officers close to the case believe George and Allen may have always harboured paedophilic thoughts but Blanchard provided a "catalyst" which encouraged them to act out their fantasies.
(19) Dusan Tadic was introduced at the break and looked a catalyst for a comeback.
(20) These findings may indicate that trace amounts of acidic catalysts remaining after production of IPM are responsible for the toxic effect.
Impetus
Definition:
(n.) A property possessed by a moving body in virtue of its weight and its motion; the force with which any body is driven or impelled; momentum.
(n.) Fig.: Impulse; incentive; vigor; force.
(n.) The aititude through which a heavy body must fall to acquire a velocity equal to that with which a ball is discharged from a piece.
Example Sentences:
(1) The impetus for the creation of an epidemiology of mental illness came from the work of late nineteenth century social scientists concerned with understanding individual and social behavior and applying their findings to social problems.
(2) Although major reforms are underway in many total institutions to humanize treatment procedures, innovative alternatives to custodial care are gaining impetus in the community.
(3) Thus shifts in the marital structure between 1961 and 1971 could have provided little impetus to a decline in the CBR of the country.
(4) The introduction and acceptance of percutaneous nephrostomy as a safe and effective alternative to surgical nephrostomy served as the impetus for the development and expansion of an ever-increasing number of techniques that are encompassed by the term "interventional uroradiology."
(5) Two concepts are presented which attempt to clarify the pathogenesis of FIPV and at the same time may serve as an impetus for further research.
(6) It is intended to provide you with an impetus to work within your state nurses' association to learn more.
(7) Second, the impetus for change may come from unexpected sources, including those high-flying corporate women, some of whom are beginning to show promising signs of rebellion.
(8) Appropriate effort toward minimizing insult of the right ventricle could result in significantly decreasing the incidence and severity of perioperative right ventricular failure before the impetus of the continuing clinical problem dictates improvement in techniques to more appropriately treat this frequently preventable problem.
(9) The relative clinical significance of lead III Q waves and the effect of inspiration has received added impetus after the finding that Q waves have predictive value for coronary artery disease and asynergy.
(10) This question provided the impetus for the descriptive study presented here.
(11) Nevertheless, the improvement in survival provides impetus to refine and improve the procedure so that survival can reach that attained by recipients of other major organ allografts.
(12) The impetus to discover cementless techniques for fixing implants to bone is the result of the high failure rates of cemented arthroplasty in young, active patients.
(13) The development and refinement of osseointegration have had primary impetus in treatment of the totally edentulous patient.
(14) Much of the impetus to the work has come from medical requirements.
(15) Enoxacin, in common with other new oral 4-quinolones, has a broad spectrum of antimicrobial activity which includes most pulmonary pathogens (with the exception of Streptococcus pneumoniae, against which its activity is poor); this spectrum has provided the impetus for investigation of its potential in the treatment of respiratory infections.
(16) Renewable energy developers and green campaigners fear that without a similar target for 2030, the impetus to invest in renewables will be lost to fossil fuels such as gas .
(17) Brooks has long had an interest in research on the mind and the brain, but the impetus of The Social Animal came from an unlikely source.
(18) The impetus for this article was the observation of vestibular dysfunction in 15 clinical cases (12 dogs and 3 cats), in 8 of which it was confirmed that the ear canal had been rinsed with this drug combination in the presence of a ruptured tympanic membrane.
(19) The Oxford International Symposium on myocardial preservation provided an appropriate milestone and impetus to survey one aspect of operative myocardial preservation, namely blood cardioplegia, and to contrast it with the more popular crystalloid cardioplegia.
(20) Although assessment of families as guided by nursing conceptual models is gaining impetus in the field of nursing, the incorporation of psychometrically sound clinical research measures into assessment protocols is a relatively recent phenomenon in family health nursing.