(n.) One of a class of strongly basic substances derived from ammonia by replacement of one or more hydrogen atoms by a basic atom or radical.
Example Sentences:
(1) After 4 to 6 hours of recirculation, accumulation of vasoactive amine, 5-hydroxytryptamine, its major metabolite, 5-hydroxyindole acetic acid, and its precursor amino acid, tryptophan were detected.
(2) Using a monoclonal antibody against dopamine and a rabbit antiserum against serotonin, 5-methoxytryptamine or tryptamine, we were able to achieve the simultaneous localization of two amines in glutaraldehyde-fixed sections of rat dorsal raphe nuclei.
(3) Amine metabolites, 5-hydroxyindoleacetic acid (5HIAA), and homovanillic acid (HVA) were not substantially affected by sleep deprivation, although there was a significant interaction of clinical response and direction of 3-methoxy-4-hydroxyphenylglycol (MHPG) change.
(4) Schiff bases are fluorescent products in amine containing systems which are produced in the reaction of the malonaldehyde with amines.
(5) To determine whether the triadimefon-induced hyperactivity is due to an action on CNS catecholaminergic systems, we evaluated the effects of combined treatment of triadimefon with either the tyrosine hydroxylase inhibitor d,l-alpha-methyl-p-tyrosine methyl ester HCl (alpha MPT) or the amine depletor reserpine.
(6) In contrast to the enantiomeric discrimination observed with racemic amine, the individual isomers were metabolized at approximately the same rate.
(7) injection of the tertiary amine cholinesterase inhibitor physostigmine (17-70 micrograms kg-1) induced a prompt, sustained and dose-dependent improvement of cardiovascular and respiratory function, with marked increase in the volume of circulating blood and survival of all treated animals, at least for the 2 h of observation.
(8) The chemistry involved reaction rate constant measurements of MSF hydrolysis and for reactions with phenolic, amine, oxime, hydroxamic acid, phenyl N-hydroxycarbamate, and hydroxylamine compounds and cupric imidazole and bipyridyl complexes.
(9) The permeability properties of planar lipid bilayers made from egg lecithin, n-decane and a long-chain secondary amine (n-lauryl [trialkylmethyl]amine) are described.
(10) It is concluded that the variable N-oxidation of pinacidil is most likely to be due to variations in the activity of the P-450 isozymes rather than in the microsomal flavoprotein containing mixed-function amine oxidase of Ziegler which is considered to be responsible for the N-oxidation of trimethylamine.
(11) Pretreatment with reserpine or alpha-methyl-p-tyrosine (AMPT) causes cerebral amine depletion and reduction of motor activity, which can be reversed by levodopa.
(12) This increase is presumably the result of radiation induced release of their parent amines from the brain; in the case of VMA the secondary response of the peripheral sympathetic system might occur.
(13) Sajeda Amin is a senior associate at the Population Council .
(14) Maillard reactions occurring during meat extract production was followed in order to reduce the formation of heterocyclic amines.
(15) Numerous polypeptide hormone and amine-producing endocrine cells were disclosed.
(16) Compared to related compounds, N-nitrosobis(2-hydroxypropyl)amine and N-nitrosobis(2-acetoxy-propyl)amine which are also pancreatic carcinogens, BOP induced only a few neoplasms of the lung, liver, and kidney and none in the nasal cavity, larynx, and trachea.
(17) In the scope of our research about the antimicrobial activity of aldehyde-amin-condensates a number of partly new unsymmetrically substituted animals was synthesized by reaction of formaldehyde with different secondary amines.
(18) In contrast, the location of the receptor labeled with the antagonist [3H]xanthine amine congener [( 3H]XAC) varied in the different types of samples.
(19) The amino acid sequence of band 4.2 has homology with two closely related Ca2(+)-dependent cross-linking proteins, guinea pig liver transglutaminase (protein-glutamine gamma-glutamyltransferase; protein-glutamine: amine gamma-glutamyltransferase, EC 2.3.2.13) (32% identity in a 446-amino acid overlap) and the a subunit of human coagulation factor XIII (27% identity in a 639-amino acid overlap), a transglutaminase that forms intermolecular gamma-glutamyl-epsilon-lysine bonds between fibrin molecules.
(20) The N-nitrosamines studied were, N-nitroso: dimethylamine, diethylamine, dipropylamine, dibutylamine, pyrrolidine, piperidine, morpholine, methylbenzylamine, bis-(2-hydroxypropyl)amine, bis-(2-oxopropyl)amine and 3,4-dichloropyrrolidine.
Famine
Definition:
(n.) General scarcity of food; dearth; a want of provisions; destitution.
Example Sentences:
(1) Somalia has faced drought; famine; decades of conflict, now involving the Islamist rebels of al-Shabaab among other groups; the absence of an effective, central authority; and spiralling food prices.
(2) Those areas remain under the control of al-Shabaab, the Islamist insurgents, who have restricted access to those affected by famine because they view western aid agencies with suspicion.
(3) Stephen O’Brien, the UN under-secretary general for humanitarian affairs, told the security council in New York on Friday that more than 20 million people in four countries – Somalia, Yemen, South Sudan and north-east Nigeria – were facing starvation and famine, numbers that would make this the largest humanitarian crisis since the end of the second world war.
(4) If you have a second generalised failure of crops across the region you will certainly have the early set in of a food crisis or possibly a famine in the Sahel,” he said.
(5) Hagere Selam remains a modest place of mudwalled shops with corrugated roofs, cows, donkeys and sheep wandering unpaved streets and children idling away an afternoon at table football – a generation with no memory of the famine that killed hundreds of thousands and woke up the world.
(6) In 1830, the Celtic seaboard nations made up nearly 40% of the United Kingdom; that dropped throughout the 19th century due to the Irish famine and emigration.
(7) Famine is stalking Somalia after a year of poor rains and heavy fighting, with more than a million lives at risk and little sense of urgency from the international community, the top UN envoy to the country warned.
(8) Effects on health include an increase in mortality rates, famine and infectious disease epidemics.
(9) The UN warns that 800,000 children could die from starvation, and last week declared a famine in some parts of the country.
(10) The alternative is a famine akin to that seen in Ethiopia 30 years ago.
(11) Natural "bridges" could also be created to help the pandas escape from a bamboo famine.
(12) "What ends up happening is we only intervene when the malnutrition gets to a famine level or a humanitarian emergency level, and then what's the cost of that?"
(13) Since the mid-1970s, the mental health treatment system in the U.S. has faced budgetary famine.
(14) That television news report by the BBC's Michael Buerk in 1984 framed Ethiopia for a generation as a place of famine and in need of salvation.
(15) When drought struck India in 1877 and 1878, the British imperial government insisted on exporting record amounts of grain, precipitating a famine that killed millions .
(16) Famine has already been declared in parts of South Sudan .
(17) There is little scientific dispute that if we do nothing, we will face more drought, famine and mass displacement that will fuel more conflict for decades.
(18) After all, it was the state system that allowed an estimated one million people to starve during the ‘arduous march’ famine of the late 1990s .
(19) According to Unicef, some 250 children die from malnutrition daily in Yemen and scenes in Mazrak at times resemble a famine.
(20) She worked in the highly infectious “red zone” near Freetown and wrote in a diary for the Scotsman how she had been inspired to become a health worker after seeing images of the Ethiopian famine in the 1980s.