Medical applications of reflectance spectroscopy in the diffusive and sub-diffusive regimes

S Akter, MG Hossain, I Nishidate… - Journal of Near …, 2018 - journals.sagepub.com
Diffuse reflectance spectroscopy is a widely used technique for medical applications that
may analyze the optical characteristics of biological tissues. By using diffuse reflectance …

[HTML][HTML] Current techniques and future trends in the diagnosis of hepatic steatosis in liver donors: a review

AS Rajamani, A Rammohan, VVR Sai… - Journal of Liver …, 2022 - Elsevier
Detecting macrovesicular steatosis (MS) in live and deceased donor livers is crucial. Studies
have unequivocally shown that the severity of MS correlates with adverse post-LT outcomes …

[HTML][HTML] Estimation of porcine pancreas optical properties in the 600–1100 nm wavelength range for light-based therapies

P Lanka, L Bianchi, A Farina, M De Landro, A Pifferi… - Scientific Reports, 2022 - nature.com
This work reports the optical properties of porcine pancreatic tissue in the broad wavelength
range of 600–1100 nm. Absorption and reduced scattering coefficients (µ a and µ s′) of the …

Molecular imaging of infarcted heart by biofunctionalized gold nanoshells

T Muñoz‐Ortiz, J Hu, DH Ortgies… - Advanced …, 2021 - Wiley Online Library
The unique combination of physical and optical properties of silica (core)/gold (shell)
nanoparticles (gold nanoshells) makes them especially suitable for biomedicine. Gold …

[HTML][HTML] Non-alcoholic fatty liver disease and steatohepatitis: risk factors and pathophysiology

S Akter - Middle East Journal of Digestive Diseases, 2022 - ncbi.nlm.nih.gov
Non-alcoholic fatty liver disease (NAFLD) and its progressive subtype non-alcoholic
steatohepatitis (NASH) are the most prevalent liver diseases, often leading to hepatocellular …

Visible and near‑infrared interactance spectroscopy is a non‑invasive technique which can be used to evaluate the hemoglobin concentration in endometriotic cyst …

S Imanaka, F Kimura… - World Academy of …, 2023 - spandidos-publications.com
Hemoglobin concentrations in endometriotic cyst fluids have been found to be associated
with distinct clinical manifestations, such as pelvic pain and infertility, as well as with …

In vivo imaging of hepatic hemodynamics and light scattering property during ischemia-reperfusion in rats based on spectrocolorimetry

S Akter, S Kawauchi, S Sato, S Aosasa… - Biomedical Optics …, 2017 - opg.optica.org
A red-green-blue camera-based imaging method is proposed for estimating spatial maps of
concentrations of oxyhemoglobin (C_HbO), deoxyhemoglobin (C_HbR), total hemoglobin …

Camera-based blood oxygen measurement

I Nishidate - Contactless Vital Signs Monitoring, 2022 - Elsevier
The major chromophores in biological tissues are oxygenated hemoglobin and
deoxygenated hemoglobin, which show distinctive optical absorption properties in the …

Characterization of the Optical and Thermal Properties of Cardiac Tissue as a Function of Temperature

L Bianchi, A Bossi, A Pifferi… - 2023 45th Annual …, 2023 - ieeexplore.ieee.org
In this work, we devised the first characterization of the optical and thermal properties of ex
vivo cardiac tissue as a function of different selected temperatures, ranging from room …

Noninvasive evaluation of hemodynamics and light scattering property during two-stage mouse cutaneous carcinogenesis based on multispectral diffuse reflectance …

MA Wares, N Tobita, S Kawauchi… - … of Biomedical Optics, 2019 - spiedigitallibrary.org
We investigate a multispectral imaging method to evaluate spatiotemporal changes in both
cutaneous hemoglobin concentration and light scattering parameter in mouse skin through …