Influence of laser beam aberrations compensation and spot size on the transmittance in native and optically cleared skeletal muscles

AH Sheet, RM Abdelazeem, O Hamdy, M Abdel-Harith - Optik, 2023 - Elsevier
Light propagation and penetration inside tissues highly affect the optical imaging of
biological tissues. Two major factors influence that; the first is associated with the dense …

[HTML][HTML] The effect of different optical clearing agents on the attenuation coefficient and epidermal thickness of human skin assessed by optical coherence tomography

M Varaka, MZ Vardaki, G Gaitanis, ID Bassukas… - Applied Sciences, 2022 - mdpi.com
Background: Optical coherence tomography (OCT) is a non-invasive imaging technique
based on the interferometry of backscattered light. However, strong light scattering hinders …

[HTML][HTML] Recent Advances in the Laser Radiation Transport through the Head Tissues of Humans and Animals-A Review

S Alaa - Journal of Biomedical Photonics & Engineering, 2020 - cyberleninka.ru
Modern studies of the penetration of light into biological tissues is becoming very important
in various medical applications. This is an important factor for determining the optical dose in …

Terahertz spectroscopy of immersion optical clearing agents: DMSO, PG, EG, PEG

GR Musina, IN Dolganova… - … Wave and Terahertz …, 2018 - spiedigitallibrary.org
Application of terahertz (THz) spectroscopy for biological tissues is strongly limited by the
extremely low penetration depth due to THz absorption by tissue water. One of the possible …

Advances in the transport of laser radiation to the brain with optical clearing: From simulation to reality

AS Shanshool, S Ziaee, MA Ansari… - Progress in Quantum …, 2024 - Elsevier
Advanced laser methods have recently been used in human and animal head tissues for
functional and molecular imaging. Combining these approaches with various probes and …

Combining laser-irradiation and glycerol immersion of skeletal muscles to improve their optical transparency

AH Sheet, O Hamdy, Z Abdel-Salam… - Optics & Laser …, 2022 - Elsevier
Optical diagnostic methods are still suffering from relatively low resolution due to low light
penetration produced by the multiple scattering properties of biological tissues. Light …

Optical properties of hyperosmotic agents for immersion clearing of tissues in terahertz spectroscopy

GR Musina, AA Gavdush, NV Chernomyrdin… - Optics and …, 2020 - Springer
We measured the transmission spectra of the most common hyperosmotic agents, such as
pure glycerol, propylene glycol (PG), dimethyl sulfoxide (DMSO), polyethylene glycol (PEG) …

[HTML][HTML] Water content and scatterers dispersion evaluation in colorectal tissues

C Isa, C Sónia, H Rui, O Luís - Journal of Biomedical Photonics & …, 2017 - cyberleninka.ru
Optical clearing treatments reduce light scattering in biological tissues. Due to the
heterogeneous composition of tissues, such high scattering is created by the refractive index …

Impact of optical clearing on ex vivo human skin optical properties characterized by spatially resolved multimodal spectroscopy

SM Zaytsev, M Amouroux, G Khairallah… - Journal of …, 2022 - Wiley Online Library
A spatially resolved multimodal spectroscopic device was used on a two‐layered “hybrid”
model made of ex vivo skin and fluorescent gel to investigate the effect of skin optical …

FSOCA‐induced switchable footpad skin optical clearing window for blood flow and cell imaging in vivo

R Shi, W Feng, C Zhang, Z Zhang… - Journal of …, 2017 - Wiley Online Library
The mouse footpad for its feature of hairlessness provides an available window for imaging
vascular and cellular structure and function in vivo. Unfortunately, the strong scattering of its …