What's the difference between cinnamyl and styryl?
Cinnamyl
Definition:
(n.) The hypothetical radical, (C6H5.C2H2)2C, of cinnamic compounds.
Example Sentences:
(1) This suggests that the hepatic effects of cinnamyl anthranilate may be mediated by unhydrolysed cinnamyl anthranilate, which is present only at very high doses due to the saturation of its hydrolysis.
(2) The kinetic data for a hydrophobic substrate, cinnamyl alcohol, showed that this alcohol partitions between the pseudo-phases and thus the apparent Michaelis constant and the concentration at which substrate-excess inhibition appeared were increased.
(3) Photoreduction of the enzyme in the presence of the competitive inhibitor cinnamyl alcohol gives rise to a complete, irreversible bleaching of the flavin spectrum.
(4) Elicitor caused a rapid, marked but transient increase in the synthesis of cinnamyl-alcohol dehydrogenase with maximum rates 2-3 h after elicitation, concomitant with the phase of rapid increase in enzyme activity.
(5) The influence of 2-(3-methyl-cinnamyl-hydrazono)-propionate on the utilization of various substrates in isolated rat hemidiaphragms was investigated in comparison with other hypoglycaemic compounds.
(6) Compared to the challenge concentration for cinnamaldehyde, approximately a 15 times higher concentration of cinnamyl alcohol and a 25 times higher concentration of cinnamic acid were required to give positive reactions in animals sensitized to cinnamaldehyde.
(7) The effect of 2-(3-methyl-cinnamyl-hydrazono)-propionate was concentration-dependent.
(8) A liquid chromatographic (LC) method is described for the determination of cinnamyl alcohol (3-phenyl-2-propen-1-ol) in fragrance compositions.
(9) This contained cinnamyl anthranilate (more in males) hippuric and anthranilic acids (more in females) in concentrations that increased with dose.
(10) A liquid chromatographic method with fluorescence detection was developed for the determination of cinnamyl anthranilate in perfumes and other fragrance compositions.
(11) The 6-substituted analogues of cinnamyl 1-thio-alpha-D-mannopyranoside such as 6-deoxy and 6-O-methyl derivatives also block macrophages in presenting the antigen to T cells.
(12) The fluorescence emission intensity of the eluted cinnamyl alcohol is measured and compared with that of a standard to calculate the amount of cinnamyl alcohol present.
(13) The methodology in use is illustrated by the isolation of cinnamic acid, cinnamyl cinnamate and cinnamyl ricinoleate as the active constituents of the classic medicinal plant product, Styrax asiatica.
(14) The use of cinnamyl nitroblue tetrazolium chloride (DS-NBT) in dehydrogenase experiments (lactic dehydrogenase, succinic dehydrogenase, nicotinamide adenine dinucleotide diaphorase) and 3,3'-diaminobenzidine tetrahydrochloride (DAB) in cytochrome oxidase experiments indicated that mitochondrial oxidoreduction reactions from nicotinamide adenine dinucleotide to cytochrome oxidase are located on the inner mitochondrial membrane in the outer compartment and the intracristate spaces.
(15) The enzyme also acted on substituted alkenes such as styrene, cyclohexene, trans-cinnamic acid, trans-cinnamyl alcohol and cis-propenylphosphonic acid, to give the respective bromohydrin compounds or decarboxylated bromo compound.
(16) There is a close correspondence between increased polysomal mRNA activity encoding cinnamyl-alcohol dehydrogenase, as measured by incorporation of [35S]methionine into immunoprecipitable enzyme subunits in vitro, and the stimulation of enzyme synthesis in vivo in response to elicitor.
(17) After conjugation of cinnamaldehyde with the protein, a lag time was observed after which cinnamyl alcohol and cinnamic acid were released.
(18) Whereas isoenzyme 1 is specific for coniferyl alcohol, isoenzyme 2 can also oxidize cinnamyl alcohol and a number of substituted cinnamyl alcohols, Km values for substituted cinnamaldehydes are 3-11 times lower than for the corresponding alcohols.
(19) It is concluded that d-N-allylnormetazocine, 1-3-di-o-tolylguanidine, and (+)cinnamyl-1-phenyl-1-N-methyl-N-cyclopropylene stimulate the postprandial colonic motility in dogs by acting selectively on sigma receptors located peripherally and probably by affecting the release of cholecystokinin octapeptide through a central adrenergic mechanism.
(20) Three involatile esters (pentadecalactone, coumarin, and cinnamyl butyrate) predicted by gas chromatographic data to be strongly retarded by the olfactory mucus showed similar significant changes in sensitivity.
Styryl
Definition:
(n.) A hypothetical radical found in certain derivatives of styrolene and cinnamic acid; -- called also cinnyl, or cinnamyl.
Example Sentences:
(1) A series of 2-styryl-5-nitro-1-vinylimidazoles carrying alkylaminomethyl or amidino functions in the 4 position of the styryl ring was prepared and evaluated for antitrypanosomal activity in mice infected with Trypanosoma rhodesiense.
(2) In this paper, the sweetness receptor is refined with use of the shapes of 3-anilino-2-styryl-3H-naphtho[1,2-d]imidazolesulfonate (sweet) and of 3-anilino-2-phenyl-3H-naphtho[1,2-d]imidazolesulfonate (tasteless), two large and almost completely rigid tastants.
(3) The effects of 2-[p-(dimethylamino)styryl] pyridine methiodide (DSPM) on rat ECG and HBE were studied.
(4) Nicotinamide adenine dinucleotide phosphate-diaphorase (NADPH-d) of the rat brain, apparently identical with nitric oxide (NO) synthase, was demonstrated at the electron microscopic level by means of the tetrazolium salt 2-(2'-benzothiazolyl)-5-styryl-3-(4'-phthalhydrazidyl)tetrazolium chloride (BSPT).
(5) A number of nuclear hydroxy styryl ketones and related compounds were prepared and evaluated for antineoplastic and antimicrobial activities as well as for analgesic, anti-inflammatory, and antianaphylactic properties.
(6) In the main experiment, transection axotomy was performed on the intraorbital segment of the optic nerve, and a fast-transported, vital fluorescent styryl dye (4Di-10ASP) was deposited at the ocular stump of the nerve in order to pre-label retrogradely the ganglion cells destined to die because of the axotomy.
(7) The distribution of presynaptic endings on the surfaces of autonomic ganglion cells was mapped in living mice after intravenous administration of a styryl pyridinium dye.
(8) Several Mannich bases derived from conjugated styryl ketones were shown to have potent cytotoxicity toward murine leukemia L-1210 cells and Walker 256 carcinosarcoma cells in culture.
(9) 96, 4962) gave new derivatives of adenosine cyclic 3',5'-phosphate with the following 2-substituents: n-propyl, n-hexl, n-octyl, n-decyl, styryl, o-methoxyphenyl, and 2-thienyl.
(10) Several styryl-based compounds were evaluated for their capacity to act as inhibitors of the non-receptor tyrosine protein kinase p56lck.
(11) Unlike goniopypyrone [2] and goniofufurone [4], neither of the new styryl lactones 1 and 3 showed significant bioactivities to human tumor cells.
(12) The information obtained from experiments with amphiphilic styryl dyes is complementary to the results of electrophysiological investigations in which pump currents are measured as a function of transmembrane voltage.
(13) The nonosmiophilic tetrazolium salt, t-(2'-benzothiazolyl)-5-styryl-3-(4'-phtalhydrazidyl) tetrazolium chloride, is subsequently reduced to an insoluble osmiophilic formazan by the hydrogen ions resulting from the dehydrogenase activity.
(14) The tetrazolium salt tetranitro blue tetrazolium is recommended for the localization of MAO activity, rather than nitro blue tetrazolium or BPST [2-(2-benzothiazolyl)-3-(4-phthalhydrazidyl)-5-styryl-tetrazolium] .
(15) The sensor is polarized at 1.2 V. Enzymes are co-immobilized in polyvinyl alcohol containing styryl pyrydinium (photo-crosslinkable polymer).
(16) Two new styryl lactones, 9-deoxygoniopypyrone [1] and 7-epi-goniofufurone [3], and a known styryl lactone, goniodiol [5], were isolated from the stem bark of Goniothalamus giganteus.
(17) Thus MAO and possibly other oxidase(s) can be demonstrated with DAPA and the tetrazolium salt, 2-(2'-benzothiazolyl)-5-styryl-3-(4'-phthalhydrazidyl) tetrazolium chloride (BSPT).
(18) This is concluded from the close relationship between cellular projection area and energization of mitochondria as revealed by (a) the fluorescence intensity of cells vitally stained with the mitochondria-specific fluorochrome DASPMI (2-4-(dimethylamino)-styryl-1-methylpyridinium-iodine); (b) the degree of spreading in the presence of inhibitors of respiration; (c) effective amelioration of spreading (phases (2) and (3] under conditions of high ATP content.
(19) Studied was the bacteriostatic activity of a total of 17 new esters and replaced 2-styryl derivatives of chlorquinaldol.
(20) No correlation was found between the anti-inflammatory activity of p-(fluorophenyl) styryl ketones or substituted pyrazoles and their effectiveness at inhibiting bovine serum albumin denaturation.