What's the difference between proline and propine?

Proline


Definition:

Example Sentences:

  • (1) Collagen production of rapidly thawed ligaments was studied by proline incubation at 1 day, 9 days, or 6 weeks after freezing and was compared with that of contralateral fresh controls.
  • (2) Recently, we have designed a series of simplified artificial signal sequences and have shown that a proline residue in the signal sequence plays an important role in the secretion of human lysozyme in yeast, presumably by altering the conformation of the signal sequence [Yamamoto, Y., Taniyama, Y., & Kikuchi, M. (1989) Biochemistry 28, 2728-2732].
  • (3) The specific rates of degradation of L-arginine-AMC, gly-proline-AMC, N-alpha-benzoyl-L-arginine-AMC and N-[p-toluene-sulphonyl]gly-pro-arginine-AMC were significantly greater in that group, indicating that the composition of their gingival crevicular fluid was different from that of the gingivitis group.
  • (4) Uninucleate trophozoites and schizonts of Plasmodium lophurae were labeled metabolically with [3H]proline.
  • (5) Thus acidic amino acids strongly inhibit acceptor activity as do glycine and proline residues as amino-terminal and carboxy-terminal neighbours, respectively.
  • (6) P-1894B dose dependently reduced the hydroxylation of peptidyl proline in the fibrotic liver.
  • (7) Substitution of a single amino acid residue, proline for glycine-9 in [pGlu6]SP6-11, a hexapeptide analogue of substance P, confers on the peptide selective agonist activity toward the SP-P receptor subtype.
  • (8) The acylation of salivary mucin with fatty acids and its biosynthesis was investigated by incubating rat submandibular salivary gland cells with [3H]palmitic acid and [3H]proline.
  • (9) A nutritional mutant of Staphylococcus aureus H has been isolated and grown in media in which the only amino acids are arginine, cysteine, glutamic acid and proline.
  • (10) The adhesion-promoting activity in the first group of fractions was associated with the family of acidic proline-rich proteins (PRPs), while that of the second group is as yet unidentified.
  • (11) As in the protein sample, a tendency for the cis-proline residues to have the DOWN pucker was observed, but the effect was less pronounced.
  • (12) The primary sequence of decorsin indicates that the protein is 39 amino acids long and contains 6 cysteine and 6 proline residues, as well as the sequence Arg-Gly-Asp, (RGD), a proposed recognition site of many adhesion proteins.
  • (13) To gain further insight into the side chain requirement at position 177 that confers maltose recognition, further substitutions of isoleucine, leucine, phenylalanine, proline, and serine have been made via site-directed mutagenesis.
  • (14) In the adsorption studies, it was apparent that the originally secreted amelogenin (25 K), proline, and histidine-rich protein (2a), as well as the higher molecular weight components (60-90 K), showed a strong adsorption affinity onto the HA.
  • (15) To determine whether this density gradient shift was due to increased maturation rate of bone or decreased resorption and mineralization rates, [3H]proline and 45Ca were injected 5 days and 24 hours prior to sacrifice, respectively.
  • (16) The "random coil" conformational problem is examined by comparison of vibrational CD (VCD) spectra of various polypeptide model systems with that of proline oligomers [(Pro)n] and poly(L-proline).
  • (17) The N-terminal sequence (15 amino acid residues) of the L-proline activating fragment obtained by trypsin treatment was identical with that of GS2, indicating that the L-proline activating site is located at the N-terminus of the native synthetase.
  • (18) Turnover of D-[14C]alanine-labeled sites within the peptide side chain of PG occurred at roughly twice this rate; no turnover of L-[3H]proline-labeled protein was detected.
  • (19) Recently, sequence analysis of the cDNA for proline-rich protein (PRP) demonstrated that PRP is identical with C4bp.
  • (20) At low concentrations, T4C induced proline dehydrogenase synthesis.

Propine


Definition:

  • (v. t.) To pledge; to offer as a toast or a health in the manner of drinking, that is, by drinking first and passing the cup.
  • (v. t.) Hence, to give in token of friendship.
  • (v. t.) To give, or deliver; to subject.
  • (n.) A pledge.
  • (n.) A gift; esp., drink money.
  • (n.) Same as Allylene.

Example Sentences:

  • (1) This alcohol oxidase oxidizes not only methanol but also lower primary alcohols (C2-C4), 2-propin-1-ol and formaldehyde.
  • (2) Propine contains the following: dipivefrin, 0.1%; mannitol, 1.89%; sodium metabisulfite, 0.075%; disodium edetate, 0.0127%; and benzalkonium chloride, 0.004%.
  • (3) There was no significant difference between the intraocular lowering effect of the two preparations, and 60% of patients receiving Propine and 66% of those receiving adrenaline noted side effects.
  • (4) Iontophoresis was performed once at 0.5 mAmp for five minutes and 0.1% Propine drops were instilled four times a day beginning three days after iontophoresis and continuing for five consecutive days.
  • (5) Dipivefrin alone reproduced each patient's initial Propine-induced conjunctivitis; symptoms occurred unilaterally in one patient and bilaterally in the other four patients.
  • (6) In 12 ulcer patients in attack and in 6 healthy subjects the secretory test to insulin (Hollender test) was used and repeated after 48 hrs in association with propranolol (Propins test).
  • (7) Herpes simplex virus type 1 (HSV-1) ocular shedding and recurrent HSV-1 corneal epithelial lesions were assessed after ocular iontophoresis of 0.1% 6-hydroxydopamine followed by topical ocular instillation of 0.1% Propine in ten rabbits latently infected with HSV-1 strain McKrae.
  • (8) Derivatives of propionic and acetic acids (propinate, dalapon, MCAA, DCAA, and TCAA) did not exhibit any appreciable inhibiting effect under the experimental conditions.
  • (9) Fumarate, 3-phenyl-2-propinate, 2-enoyl-methyl and CoA esters proved not to be substrates for the purified reductase.
  • (10) Dipivefrin (Propine) is an effective ocular hypotensive agent.
  • (11) It therefore results that by using our "Propins" test it is possible to estimate the prevalence of the vagal-cholinergic or the beta-adrenergic (gastrinic) mechanism in the pathogenesis of duodenal ulcer.
  • (12) The facial nerve from the point of view of its arterial supply must be considered as a nerve of the middle fossa and represent the major risk of embolization in the propinal middle meningeal artery.
  • (13) Statistically, both dipivefrin (Propine) and levobunolol (Betagan) were found to be more expensive.
  • (14) We studied five patients with adverse local reactions to dipivefrin (Propine) eye drops.
  • (15) The results of this single-blind randomised trial comparing adrenaline 1% with dipivalyl epinephrine (Propine) 0.1% confirm that both have a significant effect in lowering the intraocular pressure in patients with open-angle glaucoma and ocular hypertension, but it is generally insufficient to warrant their use as the first line medical treatment of these two conditions.

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