What's the difference between alkaloid and violine?
Alkaloid
Definition:
(a.) Alt. of Alkaloidal
(n.) An organic base, especially one of a class of substances occurring ready formed in the tissues of plants and the bodies of animals.
Example Sentences:
(1) Thus, alkaloid and insecticide modifications share many features but differ in how much the conducting properties of the pore are changed and whether the channel can close reversibly while the toxin remains bound.
(2) A clear structure-mutagenicity relationship was observed in a series of aporphine alkaloids (aporphine, dehydroaporphine, 7-oxoaporphine and 4,5-dioxoaporphine), and 10,11-non-substituted aporphines were suggested to exert their mutagenicity through metabolic activation of the 10,11 positions, possibly as the 10,11-epoxides.
(3) A radioactive, photoactive Vinca alkaloid, N-(p-azido-[3,5-3H]-benzoyl)-N'-beta-aminoethylvindesine [( 3H]NABV) with pharmacological and biological activities similar to vinblastine was synthesized and used to identify specific Vinca alkaloid macromolecular interactions in calf brain homogenate by photoaffinity labeling.
(4) The comparative metabolism of the pyrrolizidine alkaloid (PA) senecionine was studied in vitro in incubations of rat, guinea pig, cow, horse, and sheep hepatic microsomes.
(5) They also displayed negative correlation between activities of protein-inhibitors and the total content of protein and alkaloids.
(6) Methods have been reviewed for alkylating agents, platinum compounds, antitumour antibiotics, antimetabolites, alkaloids, suramin, 1-hydroxy-3-amino-propylidene-1,1-bisphosphonate and tamoxifen.
(7) The resistant strains exhibited cross resistance to anthracycline antibiotics, vinca alkaloids, actinomycin D, colchicine.
(8) In mice treated with cepharanthine (Cepha), a biscoclaurine alkaloid, the number of T cells was increased in the parathymic lymph nodes (PtLNs) which are considered to be the specialized lymph nodes in local differentiation of T cells.
(9) The alkaloid tubulosine inhibits the process of peptide chain elongation by eukaryotic polysomes by specifically preventing the elongation-factor-2-dependent step of translocation.
(10) Cultured roots of Stephania cepharantha, which are rich sources of bisbenzylisoquinoline alkaloids, were fed 14C-labelled tyrosine, tyramine or dopamine.
(11) As a possible mechanism underlying the alterations of DRP, the functional consequences of atrophic changes of primary central afferent terminals are being discussed in terms of the close correlation between structure and function and the possible inferences of the electrophysiological reaction to the therapeutic application of Vinca alkaloids in the iontophoretic treatment of chronic intractable pain.
(12) The poisonous principles in tansy ragwort are pyrrolizidine alkaloids, which cause gradual alteration and necrosis of liver cells with replacement by fibrous tissue.
(13) In this study, the roots of Tabernaemontana heyneana Wall were examined and the isolation and identification of additional indole alkaloids and some pharmacological properties of coronaridine are described.
(14) The area ratios of four alkaloids (tropacocaine, norcocaine, cis-cinnamoylcocaine, and trans-cinnamoylcocaine) to cocaine are calculated for each sample.
(15) The main drugs with specific action on migraine include ergot alkaloids (ergotamine, dihydroergotamine), agonists (sumatriptan) or partial agonists (methysergide) at a specific subtype of 5-HT1-like receptors, beta-adrenoceptor antagonists (propranolol, metoprolol), calcium antagonists (flunarizine) and anti-inflammatory agents (indomethacin).
(16) Effects of solution variables on the binding and self-association explain the wide variation of reported apparent binding constants for Vinca alkaloids to tubulin.
(17) The concomitance of five previously reported trans-2,5-dialkyl-pyrrolidines along with small amounts of the cis isomers and N-methyl analogues makes the venom of M. indicum the most qualitatively diverse blend of alkaloids reported from an ant to date.
(18) Strong enhancement of delayed-type hypersensitivity (DTH) was observed after treatment with the active cyclophosphamide (CY) derivative Z 7557 or the plant alkaloid VP-16 at the site of sensitization.
(19) A total alkaloid and two purified alkaloid extracts of Alangium Vitiense were revealed by our experimental screening to be oncostatic on L1210 leukemia and two other lymphoid neoplasias in Mice.
(20) Possible mechanisms underlying these effects of insecticides on alkaloid-dependent uptake are discussed in light of a qualitative model formulated from these results and previous biochemical and electrophysiological studies.
Violine
Definition:
(n.) A pale yellow amorphous substance of alkaloidal nature and emetic properties, said to have been extracted from the root and foliage of the violet (Viola).
(n.) Mauve aniline. See under Mauve.
Example Sentences:
(1) As plantation owners go, Ford is a kindly sort: he delivers sermons and permits his slaves moments of humanity, even giving Northup a violin.
(2) Sounds (flute and violin) and vowels (German "u" and "i") evoke a complex motion pattern on the basilar membrane.
(3) It is a plausible claim, judging by the cacophony of trumpets, cymbals, drums and violins erupting from classrooms, corridors and the courtyard: hundreds of children aged six to 19, some in trainers, others in flip-flops, individually and collectively making music.
(4) In addition to a weaving violin and a zither that sends chills down your spine, there is a solo voice - similar to the muezzin's call from the minarets - that is full of heartbreaking longing.
(5) Gambaccini has claimed Savile played the tabloids like a Stradivarius violin to prevent details of his private life being revealed.
(6) The other is Coz Fontenot, a burly, bearded 48-year-old, who sits on a fold-out chair, splitting his time between solos on a battered violin and lead vocals.
(7) I arrived back at Baker Street to find Holmes playing a mournful Webern sonata on the violin and for a moment I feared he had succumbed once more to his penchant for cocaine.
(8) His chaotic yet coherent masterpieces of the late 1960s, such as his Eight Songs for a Mad King, in which a violin is smashed to pieces every time the work is played – a moment that still draws gasps from any audience – through to his later cycles of concertos, symphonies, string quartets and music-theatre pieces,, as well as the dozens of pieces he has written for communities and amateur musicians to perform, make his a unique achievement in 20th and 21st century music.
(9) Latterly, in unfamiliar concert halls, she would bring him from the dressing room to the side of the stage and he would just be able to see the gap between the first and second violins [to walk to the podium].
(10) This is a violin,” replied Alá, now 10 years old.
(11) Gardner recorded and engineered Cabinet of Curiosities at his Shadow Shoppe Studio in Holland, playing every instrument himself save the drums, having mastered recorder, clarinet, bass, guitar, keyboards and violin as a child.
(12) It was the Poetry Society that awarded Tempest the Ted Hughes poetry prize in 2013 for Brand New Ancients, a narrative work that told a tale of everyday heroics, false gods and fierce hopes in modern-day London over tuba, violin, drums, electronics.
(13) It's the only way I can bear to listen to my violin playing."
(14) When you're waiting for the arrival of the procession in the strikingly silent environs of the local rice fields, it acts as a kind of siren, heralding the approach of The Run with the aid of violins, acoustic guitars and the inevitable accordions.
(15) It was about being told that a girl couldn't play guitar when you're sitting in school next to girls playing violin and cello and Beethoven and Bach.
(16) A case is reported of degenerative joint disease in the right mandibular condyle of an 11-year-old boy, apparently due to violin playing.
(17) Cohn was his Virgil who guided him through the netherworlds of New York influence,” he added, “which led to Trump, among others, who was not much of a power broker at the time.” Stone, in an interview with the Washington Post, put it in even starker terms: “I think, to a certain extent, Donald learned how the world worked from Roy, who was not only a brilliant lawyer, but a brilliant strategist who understood the political system and how to play it like a violin.” Murdoch and Trump were still coming up in the world, but Cohn was approaching the height of his power.
(18) Our current band is called Quattrio , in which I play recorder, Cath plays violin, Rita plays harpsichord and Jo played cello, but had to leave the group last year.
(19) Now, they think it's cool; since this started, it's dead cool to play a violin in West Everton."
(20) At first when he turned up at jazz venues musicians laughed that he had a violin - to them it was a classical instrument.