Photoactive assemblies of organic compounds and biomolecules: drug–protein supramolecular systems

I Vayá, V Lhiaubet-Vallet, MC Jiménez… - Chemical Society …, 2014 - pubs.rsc.org
The properties of singlet and triplet excited states are strongly medium-dependent. Hence,
these species constitute valuable tools as reporters to probe compartmentalised …

Efficient photooxidation of sulfides with amidated alloxazines as heavy-atom-free photosensitizers

H Guo, H Xia, X Ma, K Chen, C Dang, J Zhao… - ACS omega, 2020 - ACS Publications
Photooxidation utilizing visible light, especially with naturally abundant O2 as the oxygen
source, has been well-accepted as a sustainable and efficient procedure in organic …

Photophysical properties of 7‐(diethylamino) coumarin‐3‐carboxylic acid in the nanocage of cyclodextrins and in different solvents and solvent mixtures

A Chatterjee, D Seth - Photochemistry and photobiology, 2013 - Wiley Online Library
The photophysical properties of 7‐(diethylamino) coumarin‐3‐carboxylic acid (7‐DCCA)
were studied in cyclodextrins (α, β, γ,‐CD s), different neat solvents and solvent mixtures by …

Ion mobility action spectroscopy of flavin dianions reveals deprotomer-dependent photochemistry

JN Bull, E Carrascosa, L Giacomozzi… - Physical Chemistry …, 2018 - pubs.rsc.org
The intrinsic optical properties and photochemistry of flavin adenine dinucleotide (FAD)
dianions are investigated using a combination of tandem ion mobility spectrometry and …

Acid–base equilibriums of lumichrome and its 1-methyl, 3-methyl, and 1, 3-dimethyl derivatives

D Prukała, E Sikorska, J Koput… - The Journal of …, 2012 - ACS Publications
Lumichrome photophysical properties at different pH were characterized by UV–vis
spectroscopy and steady-state and time-resolved fluorescence techniques, in four forms of …

Absorption and emission spectroscopic investigation of alloxazine in aqueous solutions and comparison with lumichrome

A Penzkofer - Journal of Photochemistry and Photobiology A …, 2016 - Elsevier
The absorption and emission spectroscopic behavior of alloxazine is studied in aqueous
solutions at pH 4 (10− 4 M HCl) and pH 10 (10− 4 M NaOH). At pH 4 only the pure form of …

[HTML][HTML] The ABCG2 Transporter Affects Plasma Levels, Tissue Distribution and Milk Secretion of Lumichrome, a Natural Derivative of Riboflavin

A Millán-García, L Álvarez-Fernández… - International Journal of …, 2024 - mdpi.com
The ABCG2 membrane transporter affects bioavailability and milk secretion of xenobiotics
and natural compounds, including vitamins such as riboflavin. We aimed to characterize the …

QM/MM Study on mechanistic photophysics of alloxazine chromophore in aqueous solution

XP Chang, XY Xie, SY Lin, G Cui - The Journal of Physical …, 2016 - ACS Publications
Compared with isoalloxazine, the core chromophore of biologically important flavins,
alloxazine exhibits much lower fluorescence quantum yield and larger intersystem-crossing …

Ultrafast photodynamics of drugs in nanocavities: cyclodextrins and human serum albumin protein

C Martin, M Gil, B Cohen, A Douhal - Langmuir, 2012 - ACS Publications
In this feature article, we discuss recent advances in studying ultrafast dynamic and
structural aspects of host–guest interactions. Steady-state and time-resolved techniques …

Identification of the first riboflavin catabolic gene cluster isolated from Microbacterium maritypicum G10

H Xu, Y Chakrabarty, B Philmus, AP Mehta… - Journal of Biological …, 2016 - ASBMB
Riboflavin is a common cofactor, and its biosynthetic pathway is well characterized.
However, its catabolic pathway, despite intriguing hints in a few distinct organisms, has …