Singlet Oxygen Photophysics: From Liquid Solvents to Mammalian Cells

M Bregnhøj, F Thorning, PR Ogilby - Chemical Reviews, 2024 - ACS Publications
Molecular oxygen, O2, has long provided a cornerstone for studies in chemistry, physics,
and biology. Although the triplet ground state, O2 (X3Σg–), has garnered much attention, the …

Site-specific albumin tagging with chloride-containing near-infrared cyanine dyes: molecular engineering, mechanism, and imaging applications

Q Su, Y Zhang, S Zhu - Chemical Communications, 2023 - pubs.rsc.org
Near-infrared dyes, particularly cyanine dyes, have shown great potential in biomedical
imaging due to their deep tissue penetration, high resolution, and minimal tissue …

Reaction of singlet oxygen with tryptophan in proteins: a pronounced effect of the local environment on the reaction rate

RL Jensen, J Arnbjerg, PR Ogilby - Journal of the American …, 2012 - ACS Publications
Singlet molecular oxygen, O2 (a1Δg), can influence many processes pertinent to the
function of biological systems, including events that result in cell death. Many of these …

Rose Bengal binding to collagen and tissue photobonding

EI Alarcon, H Poblete, HG Roh, JF Couture, J Comer… - ACS …, 2017 - ACS Publications
We investigated two critical aspects of rose Bengal (RB) photosensitized protein cross-
linking that may underlie recently developed medical applications. Our studies focused on …

Binding of rose bengal to lysozyme modulates photooxidation and cross-linking reactions involving tyrosine and tryptophan

E Fuentes-Lemus, M Mariotti, P Hägglund… - Free Radical Biology …, 2019 - Elsevier
This work examined the hypothesis that interactions of Rose Bengal (RB 2−) with lysozyme
(Lyso) might mediate type 1 photoreactions resulting in protein cross-linking even under …

Light-initiated bonding of amniotic membrane to cornea

EE Verter, TE Gisel, P Yang… - … & visual science, 2011 - iovs.arvojournals.org
Purpose.: Suturing amniotic membrane to cornea during surgery is time consuming, and
sutures may further damage the eye. The authors introduce a novel sutureless, light …

Human serum albumin as protecting agent of silver nanoparticles: role of the protein conformation and amine groups in the nanoparticle stabilization

EI Alarcon, CJ Bueno-Alejo, CW Noel… - Journal of nanoparticle …, 2013 - Springer
Thermally denatured human serum albumin interacts with~ 3.0 nm spherical AgNP
enhancing the fluorescence of Trp-214 at large protein/nanoparticle ratios. However, using …

Photochemical behavior of biosupramolecular assemblies of photosensitizers, cucurbit [n] urils and albumins

J Cáceres, J Robinson-Duggon, A Tapia… - Physical Chemistry …, 2017 - pubs.rsc.org
Biosupramolecular assemblies combining cucurbit [n] urils (CB [n] s) and proteins for the
targeted delivery of drugs have the potential to improve the photoactivity of photosensitizers …

Bovine serum albumin-capped gold nanoclusters conjugating with methylene blue for efficient 1O2 generation via energy transfer

M Yamamoto, K Shitomi, S Miyata, H Miyaji… - Journal of colloid and …, 2018 - Elsevier
Bovine serum albumin (BSA)-capped gold nanoclusters (BSA-Au NCs) are attractive
photosensitizers for efficient singlet oxygen 1 O 2 generation owing to their high-water …

Photo-induced protein modifications: A range of biological consequences and applications

CC Vera, CD Borsarelli - Biophysical Reviews, 2023 - Springer
Proteins are the most abundant biomolecules in living organisms and tissues and are also
present in many natural and processed foods and beverages, as well as in pharmaceuticals …