(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.
Gauze
Definition:
(n.) A very thin, slight, transparent stuff, generally of silk; also, any fabric resembling silk gauze; as, wire gauze; cotton gauze.
(a.) Having the qualities of gauze; thin; light; as, gauze merino underclothing.
Example Sentences:
(1) The submerged gauze technique was applied to the sampling in three different spots of the river: at the town center, two km water above, and two down-stream from the city.
(2) The method consisted first in preconcentrating the samples collected on immersed gauze pads, secondly in the concentration of the virus samples by the following methods-used either separately or in parallel: the Amberlite method, the yeast cell and the aluminium bydroxide concentration method.
(3) Artificial plaque enmeshed in the gauze was treated four times per day for four days with an enzyme-dependent mineralizing solution, resulting in 20-, 10-, and 200-fold increases in Ca, P, and F, respectively.
(4) We compared Bioclusive transparent polyurethane (TP) dressing with a cotton gauze (CG) dressing on peripheral intravenous (IV) access sites for the incidence of phlebitis, catheter tip colonization, skin colonization, and catheter-related bacteremia.
(5) Among all the performed modalities, a characteristic internal structure of the gauze granuloma was best visualized on MR imaging.
(6) The abdominal safety line, which is a size 1 silk passed through the eyes of the urethral splint (Foley catheter) and rolled up on gauze with some tension on the anterior abdominal wall has been used in three cases.
(7) It was shown that collocyl as well as trypsin modified gauze and kapron accelerated cleansing the wounds of nonviable tissues, decreased their infectivity, reduced intoxication of the organism and improved the course of the wound process.
(8) Post-operative haemorrhage was controlled by nasal packing with a gauze bandage and this was removed between the 2nd and 4th post-operative day.
(9) The sandwich consists of a nylon gauze in between two Nucleopore filters and enables inhibitors in the solution to have effective access to the gap between the tissues.
(10) Extracted periodontally healthy teeth from patients 10 to 15, 16 to 25, and 26 to 40 years old had periodontal ligament remnants removed with dry gauze before being secured in a vertical position during root planing.
(11) A second estimate of the hemostatic competencies of these dogs was made by counting the gauze sponges used in the otoplasties.
(12) His head and torso were tightly bandaged, bloodstained gauze protruding from between the layers.
(13) The toxicity of iodoform is probably unrecognized if the rarity of the observations published and the amount of iodoform gauzes annually sold are compared.
(14) We decided to test Chrysaora hysoscella dermotoxicity on healthy volunteers by cutting a Chrysaora hysoscella tentacle and placing it on a gauze soaked in a solution of 3% NaCl and applying then to the volar side of the right wrist for one minute.
(15) When used under MRDs, the return of the epithelial barrier function is delayed, indicating that these dressings should not be used on dry wounds or under gauze dressings.
(16) Chemosterilization utilizing glutaraldehyde-moistened gauze as a wrap on simulated metal instruments was evaluated.
(17) We would recommend that Aquaphor Gauze be used as a dressing for skin grafts where the risk of infection is not excessive.
(18) The remaining areas of the wounds were covered by antibiotic-impregnated fine-mesh greased gauze.
(19) The enzyme was then purified by chromatography on a palmitoylated gauze column with an overall recovery of 71% and an increase in the specific activity of 11-fold from the supernatant fluid of bacterial cultures.
(20) It is concluded that the new non-woven material has practical and economic advantages over traditional gauze.