Valeria Belikova

Fiber Probe for Simultaneous Mid-Infrared and Fluorescence Spectroscopic Analysis

Andrey Bogomolov, Tatiana Sakharova, Iskander Usenov, Camillo Mizaikoff et autres

A multispectral fiber optic probe has been developed that enables simultaneous analysis of various liquid and solid samples using attenuated total reflection mid-infrared spectroscopy and fluorimetry. The probe design was optimized using ray-tracing simulation of the light propagation. Technical evaluation of the …

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Synergy Effect of Combined Near and Mid-Infrared Fibre Spectroscopy for Diagnostics of Abdominal Cancer

Thaddäus Hocotz, Olga Bibikova, Valeria Belikova, Andrey Bogomolov et autres

Cancers of the abdominal cavity comprise one of the most prevalent forms of cancers, with the highest contribution from colon and rectal cancers (12% of the human population), followed by stomach cancers (4%). Surgery, as the preferred choice of treatment, includes the …

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Evaluation of Discrimination Performance in Case for Multiple Non-Discriminated Samples: Classification of Honeys by Fluorescent Fingerprinting

Elizaveta A. Rukosueva, Valeria Belikova, I.N. Krylov, Vladislav S. Orekhov et autres

In this study we develop a variant of fluorescent sensor array technique based on addition of fluorophores to samples. A correct choice of fluorophores is critical for the successful application of the technique, which calls for the necessity of comparing different discrimination …

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Fiber photonics solutions for tissue analysis for fast biomedical diagnostics (Conference Presentation)

Olga Bibikova, Alena Sergeeva, Stanislav Perevoschikov, Raushania Gaynullina et autres

One of the streams in advanced diagnostic technologies is non-invasive spectroscopic investigation or “spectral histopathology” as a novel alternative for rapid cancer diagnostics and label-free cancer specification. Fiber optics enable faster and more convenient way to study different biological tissues than standard …

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Mid-infrared fiber spectroscopy for detection of cartilage degeneration in osteoarthritis (Conference Presentation)

Olga Bibikova, Valentin Mironovich, Iskander Usenov, Elena Feliksberger et autres

Combination of FTIR spectroscopy with fiber optics provides a powerful diagnostic tool for diagnosing of human diseases, including osteoarthritis. To detect cartilage degradation, an arthroscopic probe based on polycrystalline fibers was developed and evaluated on equine cartilage specimen. The hook shape allows …

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Clinical spectroscopy for biotissues and bioliquids

Olga Bibikova, Anastasya Melenteva, Valeria Belikova, Urszula Zabaryło et autres

Single and combined fiber optic probes for key spectroscopy methods (Raman scattering, Mid IR-absorption, Diffuse NIR-reflection, and auto-fluorescence) were compares to detect malignant tissue in clinical environment. All four methods were tested on cancer diagnostics on biopsies (stomach, colon and kidney) and …

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Towards an optical multisensor system for dairy: Global calibration for fat analysis in homogenized milk

Anastasiia Surkova, Valeria Belikova, Dmitry Kirsanov, Andrey Legin et autres

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Multi-spectral fiber spectroscopy methods as solutions for label-free medical diagnostics (Conference Presentation)

Olga Bibikova, Ervin Nippolainen, Isaac O. Afara, Julian Haas et autres

Optical spectroscopy offers unique opportunities for a label-free investigation of tissues at the molecular level to identify the variety of diseases. To transfer spectroscopic analysis from the scientific laboratories to clinical environment, fiber optic probes are required as optical bridges between the …

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Continuous monitoring of water quality at aeration plant with potentiometric sensor array

Valeria Belikova, Vitaly Panchuk, Evgeny Legin, Anastasia Melenteva et autres

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Topological Data Analysis of Potentiometric Multisensor Measurements in Treated Wastewater

Valeria Belikova, Vitaly Panchuk, Evgeny Legin, Anastasia Melenteva et autres

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Single- and multispectral fiber probes as a solution for guided diagnostics and therapy (Conference Presentation)

Olga Bibikova, Urszula Zabaryło, Valeria Belikova, Anastasija Melenteva et autres

Medical fiber optics as a part of laboratory and clinical diagnostic tools, surgical instrumentation and endoscopy should satisfy modern biomedical requirements. The flexibility, small size, bio-compatibility and feasibility to use sterilisable or disposable parts allow to apply fiber optic probes in clinical …

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Synergy Effect of Combining Fluorescence and Mid Infrared Fiber Spectroscopy for Kidney Tumor Diagnostics

Andrey Bogomolov, Valeria Belikova, Urszula Zabaryło, Olga Bibikova et autres

Matching pairs of tumor and non-tumor kidney tissue samples of four patients were investigated ex vivo using a combination of two methods, attenuated total reflection mid infrared spectroscopy and fluorescence spectroscopy, through respectively prepared and adjusted fiber probes. In order to increase …

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