(a.) To make white, or whiter; to remove the color, or stains, from; to blanch; to whiten.
(v. i.) To grow white or lose color; to whiten.
Example Sentences:
(1) The transient was characterized by bleaching in the 550-585-nm regions within 6 ps and recovery in approximately 20 ps.
(2) All recombinants were found to be photochemically active, in that optical bleaching produced a temperature- and lipid chain-length-dependent mixture of species absorbing at 480 and 380 nm.
(3) Lesions in either the ventral subiculum or the anterolateral part of the amygdalohippocampal area caused bleaching in the ventromedial hypothalamic nucleus.
(4) All are satisfied by [Formula: see text], where N is the size of rod signal, constant for threshold; theta, theta(D) are steady backgrounds of light and receptor noise; varphi is the threshold flash with sigma a constant of about 2.5 log td sec; B the fraction of pigment in the bleached state.
(5) A simple method for distinction between RNA- and DNA-containing structures in aldehyde- and osmiumtextroxide-fixed electron microscopic autoradiographs (or ordinary thin sections) is described: the developer and the acetic acid used for processing autoradiographs extract selectively uranium acetate from DNA containing-structures which, after staining with lead citrate, leads to a characteristically 'bleached' appearance of the DNA.
(6) Sulphite bleached the flavin of cellobiose oxidase, but gave no reaction with the 31 kDa haem protein, suggesting an absence of flavin.
(7) A new, terrible curse that comes on top of the bleaching, the battering, the poisoning and the pollution.
(8) We have tried to discover whether bleaching raises the threshold by desensitizing the rods, or (like backgrounds) by attenuating their signals.
(9) Additionally, reconstitution of a distinct absorption band, centered around 540 nm, was achieved by addition of exogenous 9-cis-retinal to bleached, isolated eyespot apparatuses.
(10) But the Guardian can now reveal Australia will also need to report on how it is dealing with the current bleaching, where almost a quarter of the coral on the reef has been killed.
(11) Measurements were made of the time course and amplitude of the change in real part of admittance, DeltaG, of a suspension of frog rod outer segments, following a flash of light bleaching about 1% of the rhodopsin content of the rods.
(12) Concentration gradients of metarhodopsin along the lengths of microvilli were produced by local bleaches, accomplished by irradiation with small spots of orange light at pH 9 in the presence of glutaraldehyde or formaldehyde.
(13) Bleaching a few per cent of the rhodopsin molecules of a rod suspension induces a 60% decrease achieved in less than 12 sec.
(14) Consequently, the rate of the bleaching is strongly dependent on the permeability of the thylakoid to the available anion.
(15) Incidentally, it’s the algae that give the coral its colour; and so when it’s ejected, the coral takes on a ghostly white hue, giving rise to the term “bleaching”.
(16) A suggested method for internal bleaching and restoring the access cavity is presented.
(17) Rod outer segment membranes and reassociated stripped disc membrane samples containing divalent cations showed similar phosphodiesterase activities in response to low fractional rhodopsin bleaches (e.g.
(18) Facebook Twitter Pinterest Coral bleaching on the Great Barrier Reef worse than for decades The photos were taken from around Lizard Island by Lyle Vale from Coral Watch at the University of Queensland .
(19) The permethylated rhodopsin thus formed is active toward bleaching, regeneration with 11-cis-retinal, and the activation of the GTPase (G protein) when photolyzed.
(20) When the acyl-CoA dehydrogenases were reacted with moderate excesses of acyl-CoA substrates in D2O in the absence of an electron acceptor, maximum bleaching of the FAD absorbance and the appearance of the long wavelength absorbance, attributed to a charge transfer complex, were observed.
Decolor
Definition:
(v. t.) To deprive of color; to bleach.
Example Sentences:
(1) Hence, the beta-lactamase activity can be measured as decolorization of the blue starch-iodine complex.
(2) Additional investigations concerning decolorizations have shown, that 10% sulfuric acid is as effective as hydrochloric acid-ethanol mixture.
(3) Thiocyanate ions themselves catalyse the decolorization of the starch-iodine complex.
(4) The resulting crude crystals were then dissolved in water, and subjected to decolorization with 0.5% active carbon.
(5) A protein that catalyzes the decoloration of dopachrome has been partially purified from B16 mouse melanoma tumors.
(6) After three treatments, the combination technique was found to be more effective in decolorizing the crowns and roots of teeth than Superoxol or sodium perborate alone (p less than 0.05).
(7) Trichloroacetic acid precipitation and hydrogen peroxide decolorization were not required with this method.
(8) Confirmation of the presence of lipid substances in bleached neuromelanin was obtained by repeatedly staining, decolorizing, and restaining the residuum of the pigment when utilizing the chemically nonreactive beta naphthol type Sudan combination stain, Sudan III and IV.
(9) The dye is not decolorized when heated in distilled water or peptone, but is decolorized by heating in glucose, glycine, or sodium dodecyl sulfate, showing that decolorization results from reaction with components of the medium.
(10) The authors discuss experimental data obtained in the course of investigation of the biological value of proteins of combined meat products containing decolorized blood obtained with the use of a new physical method.
(11) Increasing concentrations of iodine in alcohol reduce the rate of decolorization of stained bacteria, but stained Gram-negative bacteria are still readily decolorized.
(12) Obtaining a "decolored Spirulinae meal" has been studied first at laboratory level, then at microindustrial level (20 kg).
(13) Negligible BPE decolorization was exhibited by a per mutant, which lacks the ability to produce both the LIPs and the MNPs.
(14) The bacteria are stained, and the filter fibers are decolorized.
(15) Adipocytes in various size fractions can then be counted, sized, and then decolorized with hydrogen peroxide in order to quantitate the amount of radioactivity within the adipocytes.
(16) The age of the bacterial culture, the preparation of the smear, the fixation technic, and the mordant have an important influence on the ease with which gram-positive organisms are decolorized.
(17) When chlorella was treated with alkali after decolorization by methyl alcohol and then fractionated by gel filtration, the fraction showed a depressive effect.
(18) One week after staining the sections were decolorized and together with the unstained control sections were restained with the ABP technique using IgA, IgD, IgE, IgM, kappa and lambda light chains, S100, EMA, LCA, amylase and PCK antisera.
(19) Findings from this study showed a significant difference between gutta-percha alone and gutta-percha with barrier in preventing root decoloration (p less than 0.05).
(20) After decolorization, the smears were stained for parathyroid hormone (PTH) in an avidin-biotin complex (ABC) system, using a commercially available ABC kit (Vector Laboratories Inc.).