[HTML][HTML] High frequency label-free photoacoustic microscopy of single cells

EM Strohm, ESL Berndl, MC Kolios - Photoacoustics, 2013 - Elsevier
Photoacoustic measurements of melanoma cells and red blood cells (RBCs) using ultra-
high frequency (UHF) wide-bandwidth transducers are reported. In this detection system, the …

[HTML][HTML] Photoacoustic signal characterization of cancer treatment response: Correlation with changes in tumor oxygenation

E Hysi, LA Wirtzfeld, JP May, E Undzys, SD Li… - Photoacoustics, 2017 - Elsevier
Frequency analysis of the photoacoustic radiofrequency signals and oxygen saturation
estimates were used to monitor the in-vivo response of a novel, thermosensitive liposome …

Photoacoustic ultrasound spectroscopy for assessing red blood cell aggregation and oxygenation

E Hysi, RK Saha, MC Kolios - Journal of biomedical optics, 2012 - spiedigitallibrary.org
Red blood cell (RBC) aggregation and oxygenation are important markers for a variety of
blood disorders. No current technique is capable of simultaneously measuring aggregation …

[HTML][HTML] Insights into photoacoustic speckle and applications in tumor characterization

E Hysi, MN Fadhel, MJ Moore, J Zalev, EM Strohm… - Photoacoustics, 2019 - Elsevier
In ultrasound imaging, fully-developed speckle arises from the spatiotemporal superposition
of pressure waves backscattered by randomly distributed scatterers. Speckle appearance is …

[HTML][HTML] Classification and discrimination of real and fake blood based on photoacoustic spectroscopy combined with particle swarm optimized wavelet neural …

Z Ren, T Liu, G Liu - Photoacoustics, 2021 - Elsevier
In this work, photoacoustic spectroscopy was employed to distinguish real blood from fake
blood rapidly, accurately, and recoverably. To achieve this goal, a photoacoustic detection …

On the use of photoacoustics to detect red blood cell aggregation

E Hysi, RK Saha, MC Kolios - Biomedical optics express, 2012 - opg.optica.org
The feasibility of detecting red blood cell (RBC) aggregation with photoacoustics (PAs) was
investigated theoretically and experimentally using human and porcine RBCs. The …

[HTML][HTML] Computational investigation on the photoacoustics of malaria infected red blood cells

RK Saha, S Karmakar, M Roy - PLoS One, 2012 - journals.plos.org
A computer simulation study on the possibility of using photoacoustic (PA) technique to
differentiate intraerythrocytic stages of malarial parasite is reported. This parasite during its …

[HTML][HTML] Observing temporal variation in hemolysis through photoacoustics with a low cost LASER diode based system

S Banerjee, S Sarkar, S Saha, SK Hira, S Karmakar - Scientific Reports, 2023 - nature.com
Patients under hemolytic condition need continuous monitoring of lysis as depletion of Red
Blood Cells (RBC) and the presence of antioxidant free hemoglobin (Hb) in excess amount …

In vitro photoacoustic spectroscopy of pulsatile blood flow: Probing the interrelationship between red blood cell aggregation and oxygen saturation

TH Bok, E Hysi, MC Kolios - Journal of biophotonics, 2018 - Wiley Online Library
We investigate the optical wavelength dependence in quantitative photoacoustic (QPA)
assessment of red blood cell (RBC) aggregation and oxygen saturation (sO2) during …

Optoacoustic characterization of prostate cancer in an in vivo transgenic murine model

MP Patterson, CB Riley, MC Kolios… - Journal of biomedical …, 2014 - spiedigitallibrary.org
Optoacoustic (OA) imaging was employed to distinguish normal from neoplastic tissues in a
transgenic murine model of prostate cancer. OA images of five tumor-bearing mice and five …