What's the difference between lacquer and nitrocellulose?

Lacquer


Definition:

  • (n.) A varnish, consisting of a solution of shell-lac in alcohol, often colored with gamboge, saffron, or the like; -- used for varnishing metals, papier-mache, and wood. The name is also given to varnishes made of other ingredients, esp. the tough, solid varnish of the Japanese, with which ornamental objects are made.
  • (v. t.) To cover with lacquer.

Example Sentences:

  • (1) Eye-to-eye, the bumbling bonhomie appeared to be a lacquer of likability over a living obelisk of corporate power.
  • (2) The performed tests provided evidence of a rise of the binding firmness due to the absorption by the resin, and confirmed the stabilized behaviour of the lacquer Conalor.
  • (3) Data collected on various types of filters (dust and mist; dust, fume, and mist; paint, lacquer, and enamel mist; and high efficiency) challenged with a worst case-type sodium chloride (NaCl) and dioctyl phthalate (DOP) aerosol are presented.
  • (4) This has been confirmed by clinical work showing that amorolfine is effective in treating dermatomycoses and onychomycoses when administered as cream or nail lacquer.
  • (5) Histopathologic findings and percentage of eyes affected, in decreasing order of frequency, were myopic configuration of the optic nerve head, 37.7%; posterior staphyloma, 35.4%; degenerative changes of the vitreous, 35.1%; cobblestone degeneration, 14.3%; myopic degeneration of the retina, 11.4%; retinal detachment, 11.4%; retinal pits, holes, or tears, 8.1%; subretinal neovascularization, 5.2%; lattice degeneration, 4.9%; Fuchs spot, 3.2%; and lacquer cracks, 0.6%.
  • (6) A gas-liquid chromatographic (GLC) method has been developed for the determination of 5 solvents (butanol, butyl acetate, ethyl acetate, 2-propanol, and toluene) and camphor in commerical nail lacquer preparations.
  • (7) Barium chloride, which is an important industrial chemical used in pigments, lacquers, dyes, glass and pesticide production, leather tanning and cloth dying, was tested on Salmonella typhimurium (TA 1535, TA 1537, TA 1538, TA 97, TA 98, TA 100) with the reverse mutation test, with and without metabolic activation, to assess its possible genotoxic effects and any possible action with respect to standard mutagens (sodium azide, 9-aminoacridine, 2-nitrofluorene, mitomycine-C, 2 aminoacridine).
  • (8) The problem of visco-elasticity of the cartilage was overcome by using a brittle lacquer coating as a memory device.
  • (9) These consisted of microgranules of mesalazine coated with Eudragit S in a concentration of either 20 or 25% dry lacquer substance; these in turn were enclosed in capsules coated with Eudragit L. In-vitro dissolution studies of coated microgranules showed that drug release was pH dependent.
  • (10) From data available on the penetration of amorolfine and on the persistence of mycologically relevant tissue concentrations, it appeared likely that once- or twice-weekly application of nail lacquer should suffice to produce a satisfactory therapeutic effect in onychomycosis.
  • (11) Like, ‘Don’t send us a CD master of the loudest techno music and expect that to be cuttable on a lacquer.’ (The high and low frequencies associated with this type of music can overheat the cutting lathe and cause the mastering machinery to shut down; pushing the process to its limits is the origin of some records being called “hot cuts”.)
  • (12) The count efficiency for high efficiency filters was greater than 99.97% at worst case testing conditions, but the worst case count efficiencies for dust and mist; dust, fume and mist; and paint, lacquer and enamel mist filters were not nearly as efficient as existing test methods indicate.
  • (13) A car painter experienced three episodes of a hypersensitivity pneumonitis-like disease after exposure to two-component acrylic lacquers with hexamethylene diisocyanate (HDI) as the curing agent.
  • (14) Seven men aged 17 to 22 years developed severe distal symmetrical predominately motor polyneuropathy after repeated inhalation of a commercially available brand of lacquer thinner.
  • (15) In evaluating the anatomic and functional status of 22 eyes of 14 patients demonstrating lacquer cracks, these lesions occurred in the eyes of young adults with posterior staphylomas and markedly increased axial lengths.
  • (16) Altogether 157 patients with onychomycosis affecting not more than 80% of the surface area of nail with intact lunula and matrix were treated once weekly for up to 6 months with amorolfine nail lacquer (2 or 5%) in a double-blind randomized design.
  • (17) Dental caries reduction was studied in 414 children 1 year following F-year primary caries prevention with the use of sodium fluoride solution, fluorine lacquer, and Ca phosphate-containing gels.
  • (18) In the combination metal-resin the differences of values are significant, when the top lacquer Conalor is used, the changes of values are not so maded to be statistically significant.
  • (19) Foods in unlacquered welded cans contain much more lead, chromium and tin than foods in lacquered welded cans.
  • (20) For a variety of baby foods there was no significant difference in ESBO levels between foods packaged in glass jars with PVC gaskets and foods in cans containing ESBO in the can lacquer.

Nitrocellulose


Definition:

  • (n.) See Gun cotton, under Gun.

Example Sentences:

  • (1) Glycoproteins were isolated by lectin affinity chromatography or by elution from nitrocellulose membranes.
  • (2) Clone 35 recognized live schistosomula and produced Il-2 when presented a 27-kDa protein from nitrocellulose.
  • (3) Enzyme activities were measured on nitrocellulose blots by using pure enzyme preparations as well as Triton X-100-solubilized membranes.
  • (4) The method has been modified to use more dilute solutions of ECL substrate to reduce the background, can be applied to a standard nitrocellulose membrane, and used with Kodak X-ray film.
  • (5) Some antibodies and other proteins bind tightly to nitrocellulose and dissociation of these proteins by Tween 20 is barely detectable.
  • (6) The binding of the dinucleotide 5'-triphosphate to EF-1 was also demonstrated directly by the nitrocellulose retention method and by Sephadex G-50 fractionation using a radioactive analog iodinated with 125I in the 5 position of the cytosine of pppGpC.
  • (7) The nitrocellulose sheets were treated with antiserum to the 70 kD, 145 kD and 210 kD neurofilament proteins by the immunoblot technique.
  • (8) Streptavidin mediates the immobilization on biotinylated nitrocellulose membranes.
  • (9) A simple method of affinity purification, using antigen bound to nitrocellulose, is employed to remove the reactivity with these extraneous bands from immune sera.
  • (10) Nitrocellulose filter binding assays, thermal denaturation studies and spectrofluorimetry of the complexes revealed the existence of specific and nonspecific interactions.
  • (11) dUMP binary complex can be isolated and conveniently assayed by nitrocellulose disc filtration using [6-3H]dUMP as the radioactive ligand.
  • (12) Both capped and uncapped mRNAs interact directly with eIF-4B to form a stable complex, which can be detected by a simple nitrocellulose filter binding assay.
  • (13) The amplified sequence can then be recognized by hybridization with a specific probe after transfer onto nitrocellulose or nylon paper.
  • (14) Both the cellular and nitrocellulose-bound assays are rapid, inexpensive, and easy to perform, offering advantages for use in clinical laboratories.
  • (15) Treatment of nitrocellulose blots of electrophoretograms with glucosidases had no effect on incorporated counts, confirming that the labelled bands were not due to protein bound glycogen.
  • (16) Improved methods for high resolution composite gel electrophoresis under dissociating conditions and electrophoretic transfer of immunoglobulins (Mr 150,000-1,800,000) to nitrocellulose have been developed.
  • (17) Leukocyte microsomal HMG-CoA reductase, first immobilized onto a nitrocellulose filter, is sequentially reacted with 1) monospecific, polyclonal rabbit anti-rat liver HMG-CoA reductase antiserum, which crossreacts with the human liver and leukocyte enzymes; 2) biotinylated donkey anti-rabbit immunoglobulin; 3) a streptavidin-horseradish peroxidase conjugate; and 4) 4-chloro-1-naphthol and H2O2 to visualize the quantity of horseradish peroxidase bound to the immunocomplex.
  • (18) This fraction can be isolated by nitrocellulose filtration because the polypeptide-associated DNA fragments are retained on nitrocellulose filters while bulk DNA passes through the filters.
  • (19) Using photolyase purified to homogeneity, we have investigated in vitro the first step of the reaction, DNA binding; enzyme-DNA complex formation was quantitated by the nitrocellulose filter binding assay.
  • (20) Either whole plasma or platelet lysates were electrophoresed on sodium dodecyl sulfate polyacrylamide gels and transferred to nitrocellulose membranes by electroblotting.

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