Search Results - "Zaitsev, Vladimir Y."

Histological validation of in vivo assessment of cancer tissue inhomogeneity and automated morphological segmentation enabled by Optical Coherence Elastography by Plekhanov, Anton A., Sirotkina, Marina A., Sovetsky, Alexander A., Gubarkova, Ekaterina V., Kuznetsov, Sergey S., Matveyev, Alexander L., Matveev, Lev A., Zagaynova, Elena V., Gladkova, Natalia D., Zaitsev, Vladimir Y.

“…We present a non-invasive (albeit contact) method based on Optical Coherence Elastography (OCE) enabling the in vivo segmentation of morphological tissue…”
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K-Space Approach in Optical Coherence Tomography: Rigorous Digital Transformation of Arbitrary-Shape Beams, Aberration Elimination and Super-Refocusing beyond Conventional Phase Correction Procedures by Matveyev, Alexander L, Matveev, Lev A, Gelikonov, Grigory V, Zaitsev, Vladimir Y

“…For the most popular method of scan formation in Optical Coherence Tomography (OCT) based on plane-parallel scanning of the illuminating beam, we present a…”
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Geophysics-Inspired Nonlinear Stress-Strain Law for Biological Tissues and Its Applications in Compression Optical Coherence Elastography by Zaitsev, Vladimir Y, Matveev, Lev A, Matveyev, Alexander L, Plekhanov, Anton A, Gubarkova, Ekaterina V, Kiseleva, Elena B, Sovetsky, Alexander A

“…We propose a nonlinear stress-strain law to describe nonlinear elastic properties of biological tissues using an analogy with the derivation of nonlinear…”
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Spatio-Temporal Dynamics of Diffusion-Associated Deformations of Biological Tissues and Polyacrylamide Gels Observed with Optical Coherence Elastography by Alexandrovskaya, Yulia M, Kasianenko, Ekaterina M, Sovetsky, Alexander A, Matveyev, Alexander L, Zaitsev, Vladimir Y

“…In this work, we use the method of optical coherence elastography (OCE) to enable quantitative, spatially resolved visualization of diffusion-associated…”
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Towards targeted colorectal cancer biopsy based on tissue morphology assessment by compression optical coherence elastography by Plekhanov, Anton A, Sirotkina, Marina A, Gubarkova, Ekaterina V, Kiseleva, Elena B, Sovetsky, Alexander A, Karabut, Maria M, Zagainov, Vladimir E, Kuznetsov, Sergey S, Maslennikova, Anna V, Zagaynova, Elena V, Zaitsev, Vladimir Y, Gladkova, Natalia D

“…Identifying the precise topography of cancer for targeted biopsy in colonoscopic examination is a challenge in current diagnostic practice. For the first time…”
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Nonlinear Elasticity Assessment with Optical Coherence Elastography for High-Selectivity Differentiation of Breast Cancer Tissues by Gubarkova, Ekaterina V, Sovetsky, Aleksander A, Matveev, Lev A, Matveyev, Aleksander L, Vorontsov, Dmitry A, Plekhanov, Anton A, Kuznetsov, Sergey S, Gamayunov, Sergey V, Vorontsov, Alexey Y, Sirotkina, Marina A, Gladkova, Natalia D, Zaitsev, Vladimir Y

“…Soft biological tissues, breast cancer tissues in particular, often manifest pronounced nonlinear elasticity, i.e., strong dependence of their Young’s modulus…”
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Tissue Elasticity as a Diagnostic Marker of Molecular Mutations in Morphologically Heterogeneous Colorectal Cancer by Plekhanov, Anton A, Kozlov, Dmitry S, Shepeleva, Anastasia A, Kiseleva, Elena B, Shimolina, Liubov E, Druzhkova, Irina N, Plekhanova, Maria A, Karabut, Maria M, Gubarkova, Ekaterina V, Gavrina, Alena I, Krylov, Dmitry P, Sovetsky, Alexander A, Gamayunov, Sergey V, Kuznetsova, Daria S, Zaitsev, Vladimir Y, Sirotkina, Marina A, Gladkova, Natalia D

“…The presence of molecular mutations in colorectal cancer (CRC) is a decisive factor in selecting the most effective first-line therapy. However, molecular…”
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Revealing structural modifications in thermomechanical reshaping of collagenous tissues using optical coherence elastography by Zaitsev, Vladimir Y., Matveyev, Alexander L., Matveev, Lev A., Gelikonov, Grigory V., Baum, Olga I., Omelchenko, Alexander I., Shabanov, Dmitry V., Sovetsky, Alexander A., Yuzhakov, Alexey V., Fedorov, Anatoly A., Siplivy, Vladimir I., Bolshunov, Andrey V., Sobol, Emil N.

“…Moderate heating of such collagenous tissues as cornea and cartilages by infra‐red laser (IR laser) irradiation is an emerging technology for nondestructive…”
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Real-Time Strain and Elasticity Imaging in Phase-Sensitive Optical Coherence Elastography Using a Computationally Efficient Realization of the Vector Method by Zaitsev, Vladimir Y., Ksenofontov, Sergey Y., Sovetsky, Alexander A., Matveyev, Alexander L., Matveev, Lev A., Zykov, Alexey A., Gelikonov, Grigory V.

“…We present a real-time realization of OCT-based elastographic mapping local strains and distribution of the Young’s modulus in biological tissues, which is in…”
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Diagnostic Accuracy of Cross-Polarization OCT and OCT-Elastography for Differentiation of Breast Cancer Subtypes: Comparative Study by Gubarkova, Ekaterina V, Kiseleva, Elena B, Sirotkina, Marina A, Vorontsov, Dmitry A, Achkasova, Ksenia A, Kuznetsov, Sergey S, Yashin, Konstantin S, Matveyev, Aleksander L, Sovetsky, Aleksander A, Matveev, Lev A, Plekhanov, Anton A, Vorontsov, Alexey Y, Zaitsev, Vladimir Y, Gladkova, Natalia D

“…The possibility to assess molecular-biological and morphological features of particular breast cancer types can improve the precision of resection margin…”
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Quantitative Assessment of Polarization and Elastic Properties of Endometrial Tissue for Precancer/Cancer Diagnostics Using Multimodal Optical Coherence Tomography by Plekhanov, Anton A, Grechkanev, Gennady O, Avetisyan, Elena A, Loginova, Maria M, Kiseleva, Elena B, Shepeleva, Anastasia A, Moiseev, Alexander A, Sovetsky, Alexander A, Gubarkova, Ekaterina V, Anina, Anastasia A, Shutova, Angelina M, Gamayunov, Sergey V, Gelikonov, Grigory V, Zaitsev, Vladimir Y, Sirotkina, Marina A, Gladkova, Natalia D

“…: The most important phase in the endometrial pathologies diagnostics is the histological examination of tissue biopsies obtained under visual hysteroscopic…”
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Novel Elastography-Inspired Approach to Angiographic Visualization in Optical Coherence Tomography by Zykov, Alexey A., Matveyev, Alexander L., Matveev, Lev A., Shabanov, Dmitry V., Zaitsev, Vladimir Y.

“…In this paper, we present a new approach to contrast-agent-free angiographic visualization in optical coherence tomography (OCT). The proposed approach has…”
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Strain and elasticity imaging in compression optical coherence elastography: The two‐decade perspective and recent advances by Zaitsev, Vladimir Y., Matveyev, Alexander L., Matveev, Lev A., Sovetsky, Alexander A., Hepburn, Matt S., Mowla, Alireza, Kennedy, Brendan F.

“…Quantitative mapping of deformation and elasticity in optical coherence tomography has attracted much attention of researchers during the last two decades…”
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Optimized phase gradient measurements and phase-amplitude interplay in optical coherence elastography by Zaitsev, Vladimir Y, Matveyev, Alexander L, Matveev, Lev A, Gelikonov, Grigory V, Sovetsky, Aleksandr A, Vitkin, Alex

“…In compressional optical coherence elastography, phase-variation gradients are used for estimating quasistatic strains created in tissue. Using reference and…”
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Hybrid method of strain estimation in optical coherence elastography using combined sub-wavelength phase measurements and supra-pixel displacement tracking by Zaitsev, Vladimir Y., Matveyev, Alexander L., Matveev, Lev A., Gelikonov, Grigory V., Gubarkova, Ekaterina V., Gladkova, Natalia D., Vitkin, Alex

“…A novel hybrid method which combines sub‐wavelength‐scale phase measurements and pixel‐scale displacement tracking for robust strain mapping in compressional…”
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Deformation-induced speckle-pattern evolution and feasibility of correlational speckle tracking in optical coherence elastography by Zaitsev, Vladimir Y, Matveyev, Alexandr L, Matveev, Lev A, Gelikonov, Grigory V, Gelikonov, Valentin M, Vitkin, Alex

“…Feasibility of speckle tracking in optical coherence tomography (OCT) based on digital image correlation (DIC) is discussed in the context of elastography…”
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Analysis of low-scattering regions in optical coherence tomography: applications to neurography and lymphangiography by Demidov, Valentin, Matveev, Lev A, Demidova, Olga, Matveyev, Alexander L, Zaitsev, Vladimir Y, Flueraru, Costel, Vitkin, I Alex

“…Analysis of semi-transparent low scattering biological structures in optical coherence tomography (OCT) has been actively pursued in the context of lymphatic…”
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Optical coherence elastography for strain dynamics measurements in laser correction of cornea shape by Zaitsev, Vladimir Y., Matveyev, Alexander L., Matveev, Lev A., Gelikonov, Grigory V., Omelchenko, Alexander I., Baum, Olga I., Avetisov, Sergey E., Bolshunov, Andrey V., Siplivy, Vladimir I., Shabanov, Dmitry V., Vitkin, Alex, Sobol, Emil N.

“…We describe the use of elastographic processing in phase‐sensitive optical coherence tomography (OCT) for visualizing dynamics of strain and tissue‐shape…”
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In vivo assessment of functional and morphological alterations in tumors under treatment using OCT-angiography combined with OCT-elastography by Sirotkina, Marina A, Gubarkova, Ekaterina V, Plekhanov, Anton A, Sovetsky, Alexander A, Elagin, Vadim V, Matveyev, Alexander L, Matveev, Lev A, Kuznetsov, Sergey S, Zagaynova, Elena V, Gladkova, Natalia D, Zaitsev, Vladimir Y

“…Emerging methods of anti-tumor therapies require new approaches to tumor response evaluation, especially enabling label-free diagnostics and utilization. Here,…”
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Detecting emergence of ruptures in individual layers of the stretched intestinal wall using optical coherence elastography: A pilot study by Kiseleva, Elena B., Sovetsky, Alexander A., Ryabkov, Maksim G., Gubarkova, Ekaterina V., Plekhanov, Anton A., Bederina, Evgeniya L., Potapov, Arseniy L., Bogomolova, Alexandra Y., Zaitsev, Vladimir Y., Gladkova, Natalia D.

“…We report a new application of compression optical coherence elastography (C‐OCE) to monitor the emergence of ruptures in individual layers of longitudinally…”
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