What's the difference between ethal and ethyl?

Ethal


Definition:

  • (n.) A white waxy solid, C16H33.OH; -- called also cetylic alcohol. See Cetylic alcohol, under Cetylic.

Example Sentences:

  • (1) Host-cell reactivation of CEES-treated TI bacteriophage shows that the production of the (pre)ethal lesion is dependent on both the initial dose and post-treatment incubation.
  • (2) The efficient repair of the (pre)ethal lesion requires both endonuclease II and polymerase I.

Ethyl


Definition:

  • (n.) A monatomic, hydrocarbon radical, C2H5 of the paraffin series, forming the essential radical of ethane, and of common alcohol and ether.

Example Sentences:

  • (1) This is the first clear example of activation of the K-ras gene by ethylating agents in a rodent lung tumor system.
  • (2) On the other hand, the hydrophilic reagents, 1-ethyl-3-[3-(dimethylamino)-propyl]carbodiimide and N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline, did not affect organic cation transport.
  • (3) The drug is extracted from serum or urine with ethyl acetate, separated by TLC, and determined by fluorescence quenching densitometry.
  • (4) Hemoglobin A reductively ethylated at the alpha-amino groups eluted on CM-52 ahead of unmodified hemoglobin A, and hemoglobin A reductively ethylated at the epsilon-amino groups.
  • (5) We have characterized the effects of adenosine, the A1-receptor agonist N6-(L-2-phenylisopropyl)-adenosine (PIA) and the A2-receptor agonist 5'-(N-ethyl)-carboxamido-adenosine (NECA), in isolated human pulmonary vessels.
  • (6) In comparison to rat pancreas, [D-Phe6]BN-(6-13)ethyl ester, Ac-GRP-(20-26)ethyl ester, [D-Phe6,Cpa14, psi 13-14]BN-(6-14), [Leu14, psi 13-14]BN, and [Leu14, psi 9,10]BN had a 10,000-, 2,940-, 1,425-, 122-, and 4-fold, respectively, weaker affinity for BN receptors.
  • (7) Imported sweets and liqueurs were homogenized and extracted with ethyl acetate.
  • (8) These results, in addition to binding studies with the active site titrant N2-(5-dimethylaminonaphthalene-1-sulfonyl)arginine N-(3-ethyl-1,5-pentanediyl)amide, indicate that binding interactions at the catalytic site of Thrombin Quick I are unaltered.
  • (9) Plasma samples are extracted at pH 9.6 with ethyl acetate after the addition of sodium bisulphite and the internal standard oxprenolol.
  • (10) Ethyl oleate-hydrolyzing activity was about one-eighth of the synthesizing activity.
  • (11) We have used a variety of chemical and enzymatic probes: dimethylsulfate, N-cyclohexyl-N'-(2-(N-methylmorpholino)-ethyl)-carbodiimide-p-tolu enesulfonate) , RNase T1 and RNase V1.
  • (12) The digestive juice showed no action on acetyl-L-tyrosine and benzoyl-L-arginine ethyl esters.
  • (13) The effect of subchronic feeding of 2,2'-oxamidobis[ethyl 3(3,5-di-tert-butyl-4-hydroxyphenyl) propionate], Naugard XL-1 (CAS number 70331-94-1), was studied in beagle dogs.
  • (14) After about 3 weeks of culture, N-ethyl-N-nitrosourea-pretreated fetal rat brain cells showed focal proliferation of neural cells on an underlayer of flat, epithelioid cells.
  • (15) [1-(beta,beta-Pentamethylene-beta-mercaptopropionic acid),2-(O-ethyl)-D- tyrosine,4-valine,9-desglycine]arginine-vasopressin (SK&F 101926, 1), a potent in vivo and in vitro vasopressin V2 receptor antagonist, was recently tested in human volunteers and shown to be a full antidiuretic agonist.
  • (16) On the basis of spectral and chemical evidence, pedicularioside E and F were identified to be 1'-O-beta-D-(3-methoxy-4-hydroxy-beta-phenyl)-ethyl-6'-O-feruloyl- alpha-L-(2-acetyl)-rhamnosyl-(1----3')-4'-acetylglucopyranoside and shanzhisin methyl ester cellobioside, respectively.
  • (17) Cross-linking of the one-to-one complex of actin and depactin with 1-ethyl-3-[3-(dimethylamino)propyl]-carbodiimide (EDC) generated two types of cross-linked products with slightly different apparent molecular weights, denoted as 60KU and 60KL.
  • (18) ICI 74 205, a synthetic analogue of prostaglandin F2 alpha (PGF2a) with an alkyl side chain extended by an ethyl group, was administered intravenously in 6 patients using normal saline as the vehicle.
  • (19) Enzyme activity is inhibited by p-chloromercuriphenyl sulfonic acid, quinacrine dihydrochloride, and N-ethyl-maleimide.
  • (20) Quantitative studies show that the amount of compound solubilized is proportional to the LPC concentration and that solubilization increases in the order ethyl, n-propyl and n-butyl ester.

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