(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.
Bleak
Definition:
(a.) Without color; pale; pallid.
(a.) Desolate and exposed; swept by cold winds.
(a.) Cold and cutting; cheerless; as, a bleak blast.
(a.) A small European river fish (Leuciscus alburnus), of the family Cyprinidae; the blay.
Example Sentences:
(1) "The results present a remarkably bleak portrait of life in the UK today and the shrinking opportunities faced by the bottom third of UK society," said the head of the project, Professor David Gordon of Bristol University.
(2) The study says: "The short-term outlook for the labour market looks bleak.
(3) He'd later carry this over into Netflix's House Of Cards but before that, TV had already begun to emulate this new, bleak, antiheroic maturity with a cycle of dark, longform, acclaimed dramas, commencing with The Sopranos and culminating in Breaking Bad .
(4) This is training that predators rely upon,” she says in the book, “It is, perhaps, a form of gender-wide grooming.” For Caro, the opportunity of the book was to “place the blame where it lies,” she says, “squarely on the shoulders of those who use their power to exploit and damage others.” For all its bleakness, I drew comfort from the stories of the other contributors.
(5) Through small and large acts of deprivation and destruction we follow the process: the removal of hope, of dignity, of luxury, of necessity, of self; the reduction of a man to a hoarder of grey slabs of bread and the scrapings of a soup bowl (wonderfully told all this, with a novelist's gift for detail and sometimes very nearly comic surprise), to the confinement of a narrow bed – in which there is "not even any room to be afraid" – with a stranger who doesn't speak your language, to the cruel illogicality of hating a fellow victim of oppression more than you hate the oppressor himself – one torment following another, and even the bleak comfort of thinking you might have touched rock bottom denied you as, when the most immediate cause of a particular stress comes to an end, "you are grievously amazed to see that another one lies behind; and in reality a whole series of others".
(6) He said the “bleak alternative” would have been to go through numerous probate courts while distant relatives of Gurlitt made their claims on the collection.
(7) After dismissing the ending of Revolutionary Road as "falsely bleak" and telling his audience that "there's something goofy about American literature since modernism came to an end", the celebrated author of Freedom and The Corrections moved on to social media .
(8) Bleak jokes and cartoons have been circulating for weeks in the anti-Assad camp on the theme of barrel bombs serving as ballot boxes.
(9) "I have such passion for what I do that I can't see it as bleak.
(10) It is to be hoped that pharmaceutical developments will improve the current bleak picture in which there are no proven treatments for ischaemic stroke or intracerebral haemorrhage.
(11) Next month Commonwealth leaders gather in Sri Lanka amid a bleak human rights situation as the country emerges from two decades of civil war that saw 40,000 civilians lose their lives .
(12) Things began to look bleak for the Saddlers when Chelsea extended their lead four minutes from the interval.
(13) The compelling television series The Returned , which concludes on Sunday on Channel 4, and several award-winning titles from French authors are earning fresh international plaudits for Gallic storytelling and proving that it is not only Norway, Sweden and Denmark that can offer a bleak outlook and a half-lit landscape.
(14) The alternative is to leave our young children facing a bleak future.
(15) Concomitant other distant metastases conferred a bleak prognosis.
(16) "I don't know why," he says, but it's something that didn't even happen at his lowest ebb: amid the bleakness of the early 70s, he somehow kept sporadically producing incredible songs: Til I Die, This Whole World, Sail On Sailor… There's always touring, however.
(17) The forecast is for one of the coldest winters in Syria for 100 years, with more than four million people displaced inside the country and an estimated two million who have fled into neighbouring countries, facing an increasingly bleak existence.
(18) The Reading group reaction to Bleak House has been overwhelmingly positive.
(19) The childish vulnerability she brings out in Sara balances out the visual bleakness of the film.
(20) The bleak outlook for patients with marrow necrosis based on early experience in adults with disseminated malignancy does not appear to apply to children with ALL.