(n.) A heavy gaseous hydrocarbon, C3H8, of the paraffin series, occurring naturally dissolved in crude petroleum, and also made artificially; -- called also propyl hydride.
Example Sentences:
(1) Stopped-flow studies of oxidation of butan-1-ol and propan-2-ol by NAD(+) in the presence of Phenol Red and large concentrations of yeast alcohol dehydrogenase give no evidence for the participation of a group of pK(a) approx.
(2) Young female rats dosed with 1-bromo[1-14C]propane excrete the same metabolites as adult females but in different relative proportions.
(3) The performance of a commercial double-propane-jet freezer (Balzers QFD 101) has been assessed, for rapid freezing of fresh tissues in freeze-etch work.
(4) The ryanodine receptor protein of sheep cardiac muscle sarcoplasmic reticulum membranes functions as a ligand-regulated ion channel following solubilization with the zwitterionic detergent CHAPS (3-[(3-cholamidopropyl)-dimethylammonio]-1- propane sulphonate); purification by density gradient centrifugation, reconstitution into proteo-liposomes and incorporation into planar phospholipid bilayers.
(5) The biliary excretion of metabolites of 1,2-epoxy-3-(p-nitrophenoxy)-propane is described.
(6) There is no detectable activity with 1,2-epoxy-3-(p-nitrophenoxy)propane, ethacrynic acid, p-nitrobenzyl chloride or p-nitrophenyl acetate.
(7) Clinical experience is reported with bis-dioxopiperazine propane (ICRF 159) in 20 children with acute leukaemia in relapse.
(8) A fast freezing technique using liquid propane was used to obtain frozen solutions of methemoglobin at pH 7.
(9) Substitution of "strong" salts in the sample zone with salts formed by weak acids and bases, e.g.. Tris-acetate, Tris-glycinate, Good's buffers such as (N-[2-acetamido]-2-iminodiacetic acid (ADA), (2-[(2-amino-2-oxoethyl)-amino] ethanesulfonic acid (ACES), (3-[N-morpholino]propane sulfonic acid (MOPS), essentially abolishes both phenomena, oxidation and irreversible denaturation.
(10) Results of the demonstration tests show that the system, which uses liquefied propane, successfully removed PCBs from contaminated sediments in New Bedford Harbor.
(11) The capacity of carnosine to decrease free radical-induced damage was evaluated using the oxidation of brain homogenates, the 2,2'-azobis-2-amidino propane-induced oxidation of erythrocyte ghost membranes, the radiation induced inactivation of horseradish peroxidase and the 2,2'-azobis-2-amidino propane-induced inactivation of lysozyme.
(12) Lignin peroxidase also hydroxylated 1-(4'-ethoxy-3'-methoxyphenyl)propane II at the alpha-position to yield 1-(4'-ethoxy-3'-methoxyphenyl)-1-hydroxypropane VI under anaerobic conditions in the presence of mCPBA.
(13) Derivatives of the antiallergic drug cromolyn [disodium 5,5'-[(2-hydroxy-1,3-propanediyl)-bis(oxy)]bis [4-oxo-(4H-1-benzopyran)-2- carboxylate]], which can be conjugated covalently at the propane 2-position to macromolecules and to insoluble matrices, were synthesized.
(14) The effect of two nitroimidazoles, 2-acetoxyl-1,3-bis-(2'-methyl-4'-nitro-1'-imidazolyl)propane (Rs-029) and 2-acetoxy-1-(2'-methyl-4'-nitro-1'-imidazolyl)-3-(2''-methyl-5''-nitro- 1- nitroimidazolyl)propane (Rs-034) on ATP level and erythrocyte membrane ATP-ase activity was studied.
(15) The animals were decapitated and, the pituitary glands were removed, mounted on tissue holders and frozen in liquified propane.
(16) macrosporus is a unique acid endopeptidase that is insensitive (or less sensitive) to specific inhibitors of ordinary acid or aspartic proteinases, such as pepstatin, diazoacetyl-DL-norleucine methyl ester, and 1,2-epoxy-3-(p-nitrophenoxy)-propane.
(17) Rapid quenching methods such as plunging a grid into liquid propane cooled by LN2 or collision with a clean surface of a copper block cooled to LHe temperature were used to avoid ice crystal formation.
(18) Considerable activity was obtained with 1-chlorl-2,4-dinitrobenzene and low activity with 3,4-dichloro-1-nitrobenzene, but no enzymic reaction was detectable with sulphobromophthalein 1,2-epoxy-3-(p-nitrophenoxy)propane of trans-4-phenylbut-3-en-2-one as substrates.
(19) When porcine brain membranes were solubilized with digitonin or 3-[(3-cholamidopropyl)dimethylammonio]-1-propane sulfonate (CHAPS), approximately 20% of the receptors were solubilized, most (90% or more) of which bound to Sepharose 4B conjugated with wheat germ agglutinin (WGA).
(20) Propane inhalation may be widespread, yet only a few cases have been reported.
Propellant
Definition:
Example Sentences:
(1) The Stratolauncher won’t be fully operational for several years, and it may take decades before anyone designs a system that can propel man-made objects through space fast enough to reach a star over a human being’s lifespan, if it happens at all.
(2) Last September, propelled by the success of the Irish referendum and the US supreme court decision, the idea that Australian parliamentarians should, as a matter of conscience, reconsider marriage equality was gathering powerful force.
(3) Carpeting of the type commonly used in hospitals imposed a burden upon normal and patient wheelchair users propelling a wheelchair as reflected in increased energy cost per unit of distance traveled.
(4) They said US forces had found a "daisy chain"– a long bomb rigged up from mortars, rocket-propelled grenades and a motorbike.
(5) Some of the main protesters who have propelled the organization movement forward, particularly Deray McKesson , Netta Elzie and Stephen Houldsworth , have expressed no interest in backing down tonight.
(6) District head Baba Abba Hassan said most victims are children, women and elderly people who could not run fast enough when insurgents drove into Baga, firing rocket-propelled grenades and assault rifles on town residents.
(7) The video filmed by a witness , which propelled the case into the global spotlight, showed Scott was running away with his back turned when Slager, then an officer with the North Charleston police department, opened fire.
(8) Right now most are in for small repairs, propellers that sort of thing.
(9) The Texas senator Ted Cruz says the rise of Donald Trump makes him “very optimistic” the next occupant of the White House will be a conservative – perhaps himself – propelled there by the “volcanic rage” of voters.
(10) Beating and coordination of these short cilia were compared with those of cilia propelling water.
(11) His pioneering efforts helped propel Barbados to a leader in solar water heater use in the western hemisphere.
(12) Second, if two self-propelled objects are related in a special way--a relation called the BDR sequence--the infant perceives not only intentional movement but also one object as having the goal of affecting the other object.
(13) Wednesday’s attack during dawn prayers is the first attack on Maiduguri since 28 December, when Boko Haram killed at least 50 people in an operation involving rocket-propelled grenades and multiple suicide bombers.
(14) He careered at Pedro Obiang, propelled by a frightening intent, and the midfielder was forced to flatten the Frenchman but Mike Jones adjudged the offence to have taken place outside the area.
(15) Allergic contact eczema from the use of deodorant sprays is sometimes caused by sensitization to the propellants.
(16) Interestingly, the thymine.adenine pair favours negative buckling for propellers mostly observed in DNA crystals while positive buckling is preferred by the cytosine.guanine pair.
(17) Republican guards used anti-aircraft guns, automatic weapons and rocket-propelled grenades against the opposition camp and intensified the shelling of the streets surrounding the square.
(18) Bill Shorten pushes integrity inquiry but says political corruption isn't widespread Read more If politics is about people, and about connections, Shorten’s challenge for 2017 is not only validating the concerns of voters angry enough to propel Donald Trump to the White House, to Brexit and to vote for Pauline Hanson – but to persuade them to make a durable connection with him.
(19) He begins describing the crumbling wall of mud that enveloped him, the image of his young daughter propelling him to fight to the surface and take his first breath of air.
(20) Lloyd scored three times in just 16 minutes to propel the Americans to a 5-2 win and their first World Cup in 16 years, their third overall.