Insights into biochemical sources and diffuse reflectance spectral features for colorectal cancer detection and localization

M Saito Nogueira, S Maryam, M Amissah, A McGuire… - Cancers, 2022 - mdpi.com
Simple Summary Colorectal cancer (CRC) is the third most common and second most
deadly type of cancer worldwide. The early detection and accurate characterization of …

Evaluation of the whitening effectiveness of violet illumination alone or combined with hydrogen peroxide gel

MS Nogueira, A Brugnera Junior… - … , and Laser Surgery, 2021 - liebertpub.com
Objective: To evaluate the effectiveness of the whitening and washing steps of a treatment
using violet illumination (VI) alone or combined with hydrogen peroxide gel. In addition, we …

Biophotonics web application for computer simulations in diffuse optics: fostering multidisciplinary education and research

MS Nogueira, B Jayet, JS Matias… - … with Tissue and …, 2022 - spiedigitallibrary.org
Computer simulations (CS) are applied for instrument design, feasibility tests and education
in low-resource settings. These applications have been targeted by research biophotonics …

Diagnosis of systemic diseases using infrared spectroscopy: detection of iron overload in plasma—preliminary study

LB Leal, MS Nogueira, JGA Mageski, TP Martini… - … Trace Element Research, 2021 - Springer
Despite the important role of iron in cellular homeostasis, iron overload (IO) is associated
with systemic and tissue deposits which damage several organs. In order to reduce the …

Improving colorectal cancer detection by extending the near-infrared wavelength range and tissue probed depth of diffuse reflectance spectroscopy: a support vector …

MS Nogueira, S Maryam, M Amissah… - Optical Biopsy XX …, 2022 - spiedigitallibrary.org
Colorectal cancer (CRC) is the second most deadly and third most common type of cancer
worldwide. In this study, we assessed the improvement of the diagnostic potential of diffuse …

Characterization of teeth fluorescence properties due to coffee pigmentation: towards optimization of quantitative light-induced fluorescence for tooth color assessment

MS Nogueira, VS Bagnato… - Optical Interactions with …, 2020 - spiedigitallibrary.org
The assessment of tooth color is typically performed by subjective comparison with a visual
shade guide or by using objective optical techniques such as quantitative light-induced …

Calculation of whiteness and yellowness indexes using colorimetric and photographic methods for tooth shade evaluation

MS Nogueira, VS Bagnato… - Optical Interactions with …, 2020 - spiedigitallibrary.org
Accurate color assessment is still a challenge for food-industrial applications and dental
aesthetics. Even though current tooth color determination relies mostly on visual shade …

Accurate colorectal cancer detection and delineation by probing superficial and deeper tissue biochemistry and microstructure using diffuse reflectance spectroscopy

MS Nogueira, M Raju, J Gunther… - Molecular-Guided …, 2022 - spiedigitallibrary.org
Colorectal cancer (CRC) is the third most common and the second most deadly type of
cancer worldwide. Developing new technologies for accurate CRC detection/delineation for …

Laser and vacuum therapy for treatment of facial nerve palsies

VH Panhóca, MS Nogueira… - … Advanced Technology in …, 2022 - spiedigitallibrary.org
Facial nerve (FN) palsies consist of paralysis of unknown origin potentially caused by
metabolic disorders, trauma, and infectious diseases. Currently, FN injuries diagnosed as …

Biochemical characterization of saliva of smoking and non-smoking patients by using Fourier-transform infrared spectroscopy

MCMS Coelho, LB Leal, MS Nogueira… - … 2022: Advances in …, 2022 - spiedigitallibrary.org
Early-stage cancer detection is challenging due to the lack of associated oral-tissue clinical
features and absence of changes on conventional cellular-imaging, serological and …