Modulating the Photophysical Properties of Twisted Donor–Acceptor–Donor π-Conjugated Molecules: Effect of Heteroatoms, Molecular Conformation, and Molecular …

Y Takeda - Accounts of Chemical Research, 2024 - ACS Publications
Conspectus Modulating the photophysical properties of organic emitters through molecular
design is a fundamental endeavor in materials science. A critical aspect of this process is the …

Doubly Strapped Zwitterionic NIR‐I and NIR‐II Heptamethine Cyanine Dyes for Bioconjugation and Fluorescence Imaging

DH Li, RS Gamage, AG Oliver, NL Patel… - Angewandte …, 2023 - Wiley Online Library
Heptamethine cyanine dyes enable deep tissue fluorescence imaging in the near infrared
(NIR) window. Small molecule conjugates of the benchmark dye ZW800‐1 have been tested …

A ratiometric supramolecular fluorescent probe for on-site determination of cyfluthrin in real food samples

T Qin, X Zhao, C Song, T Lv, S Chen, Z Xun… - Chemical Engineering …, 2023 - Elsevier
The massive use of cyfluthrin pesticide in agriculture has brought growing concerns on the
food safety due to its chemical stability, easy-to-accumulation, and several harmful effects on …

A high-performance genetically encoded fluorescent indicator for in vivo cAMP imaging

L Wang, C Wu, W Peng, Z Zhou, J Zeng, X Li… - Nature …, 2022 - nature.com
Abstract cAMP is a key second messenger that regulates diverse cellular functions including
neural plasticity. However, the spatiotemporal dynamics of intracellular cAMP in intact …

Establishing design principles for emissive organic SWIR chromophores from energy gap laws

HC Friedman, ED Cosco, TL Atallah, S Jia, EM Sletten… - Chem, 2021 - cell.com
The rational design of bright near and shortwave infrared (NIR: 700–1,000; SWIR: 1,000–
2,000 nm) emitters remains an open question with applications spanning imaging and …

A local water molecular-heating strategy for near-infrared long-lifetime imaging-guided photothermal therapy of glioblastoma

D Kang, HS Kim, S Han, Y Lee, YP Kim, DY Lee… - Nature …, 2023 - nature.com
Owing to the strong absorption of water in the near-infrared (NIR) region near 1.0 μm, this
wavelength is considered unsuitable as an imaging and analytical signal in biological …

Photo-controllable biochemistry: Exploiting the photocages in phototherapeutic window

H **ong, Y Xu, B Kim, H Rha, B Zhang, M Li, GF Yang… - Chem, 2023 - cell.com
Photochemical tools have revolutionized the landscape of biomedicine, enabling the
exploration of nature in a noninvasively remote-controlled manner. Among them, especially …

The energy gap law at work: Emission yield and rate fluctuations of single NIR emitters

C Erker, T Basché - Journal of the American Chemical Society, 2022 - ACS Publications
Internal conversion (IC) often is the dominating relaxation pathway in NIR emitters, lowering
their fluorescence quantum yield. Here, we investigate dibenzoterrylene (DBT) by bulk and …

Amyloid formation and depolymerization of tumor suppressor p16INK4a are regulated by a thiol-dependent redox mechanism

SG Heath, SG Gray, EM Hamzah, KM O'Connor… - Nature …, 2024 - nature.com
The conversion of a soluble protein into polymeric amyloid structures is a process that is
poorly understood. Here, we describe a fully redox-regulated amyloid system in which …