Results 251 to 260 of about 121,244 (316)

Fluorescence quenching of tryptophan by trifluoroacetamide

open access: yesBiochimica et Biophysica Acta (BBA) - General Subjects, 1984
Trifluoroacetamide was found to be a good quencher of tryptophan fluorescence, and the quenching was shown to proceed via both a dynamic and a static process. The respective quenching constants were determined by the measurement of the decrease of the fluorescence lifetime in the presence of the quencher.
Midoux, Patrick   +3 more
openaire   +4 more sources

Detection of oxygen by fluorescence quenching

Applied Optics, 1985
The incorporation of an aromatic hydrocarbon fluorescent compound into silicone allows utilization of fluorescence quenching as a mechanism to measure molecular oxygen concentration in the composite matrix. Excitation and emission spectra of the aromatics change in agreement with the Franck-Condon model when the universal solvent is benzene ...
M E, Cox, B, Dunn
openaire   +2 more sources

Fluorescence quenching of acridines by strandin

Archives of Biochemistry and Biophysics, 1961
Abstract The interaction of four acridine compounds with strandin has been studied, with special attention being directed to acriflavine. In all cases fluorescence quenching by strandin occurs, the nature of the quenching curve depending on the dye involved.
A F, HARRIS, A, SAIFER, S K, WEINTRAUB
openaire   +2 more sources

Quenching of chlorophyll fluorescence by quinones

IUBMB Life, 1998
AbstractQuinones caused quenching of Chl a fluorescence in native and model systems. Menadione quenched twofold the fluorescence of Chl a and BChl a in pea chloroplasts, chromatophores of purple bacteria, and liposomes at concentrations of 50‐80 μM. To obtain twofold quenching in Triton X‐100 micelles and in ethanol, the addition of 1.3 mM and 11 mM ...
V D, Samuilov   +4 more
openaire   +2 more sources

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