Dr. Einstein Gnanatheepam Profile

Dr. Einstein Gnanatheepam

Postdoctoral Scholar at Tufts Univ

SPIE Involvement:

Author

Area of Expertise:

Biophotonics , White light , Scattering , Monte Carlo , Tissue , Cancer

Publications (12)

Proceedings Article | 17 March 2023 Presentation

Label free multi-photon metabolic imaging: from mitochondria to humans

Irene Georgakoudi, Christopher Polleys, Yang Zhang, Volha Liaudanskaya, Adriana Sanchez, Einstein Gnanatheepam, Maria Savvidou, David Kaplan, Hong-Thao Thieu, Elizabeth Genega, Thomas Schenlldorfer, Jessica Shiu, Anand Ganesan, Mihaela Balu

Proceedings Volume PC12363, PC123630G (2023) https://doi.org/10.1117/12.2658901

KEYWORDS: Tissues, Traumatic brain injury, Statistical modeling, Nondestructive evaluation, Luminescence, In vivo imaging

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Proceedings Article | 17 March 2023 Presentation

Polarization sensitive Monte Carlo-based empirical relation to extract the scattering power of peritoneal metastasis

Einstein Gnanatheepam, Robert Trout, Ahmed Gado, Artem Dinh, Martin Hunter, Thomas Schnelldorfer, Irene Georgakoudi

Proceedings Volume PC12363, PC123630R (2023) https://doi.org/10.1117/12.2651000

KEYWORDS: Scattering, Tissues, Monte Carlo methods, Polarization, Laparoscopy, RGB color model, Light scattering, In vivo imaging, Visualization, Solid state lighting

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Proceedings Article | 30 May 2022 Presentation

Polarization-enhanced laparoscopy yields promise for improved visualization of peritoneal cancer metastases

Irene Georgakoudi, Robert Trout, Einstein Gnanatheepam, Ahmed Gado, Christopher Reik, Artem Dinh, Thomas Schnelldorfer

Proceedings Volume PC12136, PC121360I (2022) https://doi.org/10.1117/12.2624548

KEYWORDS: Laparoscopy, Yield improvement, Polarization, Collagen, Visualization, Cancer, In vivo imaging, Scattering, Monte Carlo methods, Light scattering

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Proceedings Article | 7 March 2022 Presentation

Design of polarized enhanced laparoscope for detecting peritoneal cancer metastasis

Einstein Gnanatheepam, Robert Trout, Ahmed Gado, Christopher Reik, Thomas Schnelldorfer, Irene Georgakoudi

Proceedings Volume PC11944, PC1194406 (2022) https://doi.org/10.1117/12.2607216

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Proceedings Article | 5 March 2021 Paper

Quantification of tryptophan in different layers of oral cancer tissue using fluorescence polarization technique

Einstein Gnanatheepam, Anandh Sundaramoorthy, Kanniyappan Udayakumar, Dornadula Koteeswaran, Singaravelu Ganesan, Aruna Prakasarao, Ganesan Singaravelu

Proceedings Volume 11636, 116360G (2021) https://doi.org/10.1117/12.2583352

KEYWORDS: Cancer, Polarization, Tissues, Luminescence, Tissue optics, Statistical analysis, Multiple scattering, Light scattering, Fluorescence spectroscopy, Diagnostics

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Proceedings Article | 5 March 2021 Paper

Discrimination of urinary tract infection bacteria using redox imaging

Anandh Sundaramoorthy, Einstein Gnanatheepam, Kailasha Purushothaman, Aruna Prakasa Rao, Bharanidaran Ganesan, Ganesan Singaravelu

Proceedings Volume 11648, 116480L (2021) https://doi.org/10.1117/12.2583092

KEYWORDS: Bacteria, Machine learning, Luminescence, Multiphoton fluorescence microscopy, Deconvolution, Biological research

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Proceedings Article | 21 February 2020 Presentation + Paper

Correlation of metabolites in saliva and in vivo tissue of oral cancer patients based on fluorescence spectral deconvolution

Raja Pappu, Yuvaraj Manoharan, Einstein Gnanatheepam, Sangeetha Ramamoorthy, Prakasarao Aruna, Jayachandran Sadaksharam, Singaravelu Ganesan

Proceedings Volume 11234, 112341D (2020) https://doi.org/10.1117/12.2545662

KEYWORDS: Luminescence, Tissues, Cancer, Deconvolution, Tissue optics, In vivo imaging, Fluorescence spectroscopy, Diagnostics, Spectroscopy, Monochromators

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Proceedings Article | 14 February 2020 Presentation + Paper

Live cell metabolic imaging of cancer cell lines using multiphoton fluorescence polarization

Einstein Gnanatheepam, Anandh Sundaramoorthy, Bharanidharan Ganesan, Kailasha Purushothaman, Durgalakshmi Dhinasekaran, Aruna Prakasarao, Ganesan Singaravelu

Proceedings Volume 11244, 112441B (2020) https://doi.org/10.1117/12.2545847

KEYWORDS: Cancer, Luminescence, Polarization, Anisotropy, Deconvolution, Image segmentation, Multiphoton fluorescence microscopy, Live cell imaging, Image processing, Molecules

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Proceedings Article | 3 March 2017 Presentation + Paper

Intrinsic fluorescence of protein in turbid media using empirical relation based on Monte Carlo lookup table

Gnanatheepam Einstein, Kanniyappan Udayakumar, Prakasarao Aruna, Singaravelu Ganesan

Proceedings Volume 10063, 100630N (2017) https://doi.org/10.1117/12.2255883

KEYWORDS: Luminescence, Proteins, Monte Carlo methods, Tissues, Diagnostics, Spectroscopy, Oncology, Error analysis, Fluorescence spectroscopy, Tissue optics, Biomedical optics

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Proceedings Article | 17 February 2017 Paper

Characterization and classification of oral tissues using excitation and emission matrix: a statistical modeling approach

Udayakumar Kanniyappan, Einstein Gnanatheepaminstein, Aruna Prakasarao, Koteeswaran Dornadula, Ganesan Singaravelu

Proceedings Volume 10060, 100601E (2017) https://doi.org/10.1117/12.2255872

KEYWORDS: Cancer, Statistical analysis, Tissues, Fluorescence spectroscopy, Diagnostics, Tissue optics, Optical spectroscopy, Luminescence, Data modeling, Molecules

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Proceedings Article | 17 February 2017 Paper

Quantification of hemoglobin and its derivatives in oral cancer diagnosis by diffuse reflectance spectroscopy

Udayakumar Kaniyappan, Einstein Gnanatheepam, Prakasarao Aruna, Koteeswaran Dornadula, Singaravelu Ganesan

Proceedings Volume 10060, 100601F (2017) https://doi.org/10.1117/12.2255874

KEYWORDS: Tissues, Diffuse reflectance spectroscopy, Cancer, Tissue optics, Reflectance spectroscopy, Integrating spheres, Optical spectroscopy, Spectroscopy, Statistical analysis, Oxygen, Diagnostics, Absorbance, Reflectivity

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Proceedings Article | 7 March 2016 Paper

An empirical formula based on Monte Carlo simulation for diffuse reflectance from turbid media

Einstein Gnanatheepam, Prakasa Rao Aruna, Singaravelu Ganesan

Proceedings Volume 9703, 97031V (2016) https://doi.org/10.1117/12.2213018

KEYWORDS: Monte Carlo methods, Diffuse reflectance spectroscopy, Optimization (mathematics), Scattering, Optical properties, Natural surfaces, Tissues, Biological research, Biomedical optics, Liquids, Diagnostics, Oncology

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Showing 5 of 12 publications

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