Luminescent silica nanosensors for lifetime based imaging of intracellular oxygen with millisecond time resolution

L Ding, W Zhang, Y Zhang, Z Lin, X Wang - Analytical chemistry, 2019 - ACS Publications
Intracellular oxygen concentration was quantitatively imaged and rapidly traced with
millisecond time resolution. We have demonstrated a new kind of oxygen nanosensors …

Geometric Signatures as Important Factors to Control the Photo-Stabilities of the Phosphorescent Pd (II)/Pt (II) Complexes: A Case Study

Y Luo, L Tang, Z Chen, Z Xu, Y An, M Li, J Hu, D Tang - Molecules, 2023 - mdpi.com
Operation lifetime, as an important parameter, determines the performance of
phosphorescent organic light-emitting diodes (OLEDs). Unveiling the intrinsic degradation …

Distinct differences in hypoxic responses between human oral mucosa and skin fibroblasts in a 3D collagen matrix

Y Hara-Saito, H Kato, N Saito, A Shiomi… - In Vitro Cellular & …, 2020 - Springer
The differences between oral mucosa and skin wound healing involving hypoxic responses
of fibroblasts are poorly elucidated. In this study, we aimed to study the different hypoxic …

Photosensitized Protein Damage by DiethyleneglycoxyP(V)tetrakis(p‐n‐butoxyphenyl)porphyrin Through Electron Transfer: Activity Control Through Self …

K Hirakawa, M Yoshida, T Hirano… - Photochemistry and …, 2022 - Wiley Online Library
Abstract DiethyleneglycoxyP (V) tetrakis (p‐n‐butoxyphenyl) porphyrin (EGP (V) TBPP)
forms a self‐aggregation in an aqueous solution, and the photoexcited state of this molecule …

pH-Dependent photodynamic activity of bis (6-methyl-3-pyridylmethoxy) P (V) tetrakis (p-methoxyphenyl) porphyrin

K Hirakawa, Y Onishi, D Ouyang, H Horiuchi… - Chemical Physics …, 2020 - Elsevier
To control the photodynamic activity of a porphyrin photosensitizer, an electron-donor-
connecting porphyrin P (V) complex, bis (6-methyl-3-pyridylmethoxy) P (V) tetrakis (p …

Amphiphilic fluorine-containing block copolymers as carriers for hydrophobic PtTFPP for dissolved oxygen sensing, cell respiration monitoring and in vivo hypoxia …

J Li, Y Qiao, T Pan, K Zhong, J Wen, S Wu, F Su, Y Tian - Sensors, 2018 - mdpi.com
New amphiphilic star or multi-arm block copolymers with different structures were
synthesized for enabling the use of hydrophobic oxygen probe of platinum (II)-tetrakis …

A distinctive distribution of hypoxia‐inducible factor‐1α in cultured renal tubular cells with hypoperfusion simulated by coverslip placement

T Honda, Y Hirakawa, K Mizukami… - Physiological …, 2021 - Wiley Online Library
Chronic hypoxia in the renal tubulointerstitium plays a key role in the progression of chronic
kidney disease (CKD). It is therefore important to investigate tubular hypoxia and the activity …

Real-time analysis of oxygen gradient in oocyte respiration using a high-density microelectrode array

W Tedjo, Y Obeidat, G Catandi, E Carnevale, T Chen - Biosensors, 2021 - mdpi.com
Physiological events related to oxygen concentration gradients provide valuable information
to determine the state of metabolizing biological cells. The existing oxygen sensing methods …

Direct Measurements of FLASH-Induced Changes in Intracellular Oxygenation

M El Khatib, AO Motlagh, JN Beyer, T Troxler… - International Journal of …, 2024 - Elsevier
Purpose The goal of our study was to characterize the dynamics of intracellular oxygen
during application of radiation at conventional (CONV) and FLASH dose rates and obtain …

Hydrophilic Ir (III) complexes for in vitro and in vivo oxygen imaging

T Yoshihara, Y Hirakawa, M Nangaku, S Tobita - 2018 - books.rsc.org
Luminescence-based imaging technology is developing as a powerful tool for investigating
the real-time behaviour of biologically important substances in live cells and animals. The …