Gabriel Popescu
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View article: Quantitative phase imaging techniques for measuring scattering properties of cells and tissues: a review–part II
Quantitative phase imaging techniques for measuring scattering properties of cells and tissues: a review–part II Open
We reviewed state-of-the-art QPI techniques for 3D imaging and dynamics estimation of biological samples. Both theoretical and experimental aspects of various techniques were discussed. We also presented the applications of the discussed t…
View article: Quantitative phase imaging techniques for measuring scattering properties of cells and tissues: a review—part I
Quantitative phase imaging techniques for measuring scattering properties of cells and tissues: a review—part I Open
We provide detailed theoretical as well as system-level information for a wide range of QPI techniques. Our study can serve as a guideline for new researchers looking for an exhaustive literature review of QPI methods and relevant applicat…
View article: Label-free, high-throughput holographic imaging to evaluate mammalian gametes and embryos
Label-free, high-throughput holographic imaging to evaluate mammalian gametes and embryos Open
Assisted reproduction is one of the significant tools to treat human infertility. Morphological assessment is the primary method to determine sperm and embryo viability during in vitro fertilization cycles. It has the advantage of being a …
View article: Neuronal innervation regulates the secretion of neurotrophic myokines and exosomes from skeletal muscle
Neuronal innervation regulates the secretion of neurotrophic myokines and exosomes from skeletal muscle Open
Myokines and exosomes, originating from skeletal muscle, are shown to play a significant role in maintaining brain homeostasis. While exercise has been reported to promote muscle secretion, little is known about the effects of neuronal inn…
View article: EVATOM: an optical, label-free, machine learning assisted embryo health assessment tool
EVATOM: an optical, label-free, machine learning assisted embryo health assessment tool Open
The combination of a good quality embryo and proper maternal health factors promise higher chances of a successful in vitro fertilization (IVF) procedure leading to clinical pregnancy and live birth. Of these two factors, selection of a go…
View article: EVATOM_Code_and_data
EVATOM_Code_and_data Open
The data is an example dataset for mouse embryo viability assay presented in "EVATOM: a novel embryo health assessment tool." It contains three folders: healthy: a H/I class embryo, sick: a S class embryo and sparse…
View article: Roadmap on Label‐Free Super‐Resolution Imaging (Laser Photonics Rev. 17(12)/2023)
Roadmap on Label‐Free Super‐Resolution Imaging (Laser Photonics Rev. 17(12)/2023) Open
View article: Roadmap on Label‐Free Super‐Resolution Imaging
Roadmap on Label‐Free Super‐Resolution Imaging Open
Label‐free super‐resolution (LFSR) imaging relies on light‐scattering processes in nanoscale objects without a need for fluorescent (FL) staining required in super‐resolved FL microscopy. The objectives of this Roadmap are to present a com…
View article: Machine learning assisted health viability assay for mouse embryos with artificial confocal microscopy (ACM)
Machine learning assisted health viability assay for mouse embryos with artificial confocal microscopy (ACM) Open
The combination of a good quality embryo and proper maternal health factors promise higher chances of a successful in vitro fertilization (IVF) procedure leading to clinical pregnancy and live birth. Of these two factors, selection of a go…
View article: MPS 2023 Papers
MPS 2023 Papers Open
View article: Artificial confocal microscopy for deep label-free imaging
Artificial confocal microscopy for deep label-free imaging Open
View article: Study on the crisis in the pig breeding sector in Romania
Study on the crisis in the pig breeding sector in Romania Open
The aim of the International Conference "Economic Scientific Research - Theoretical, Empirical and Practical Approaches"- ESPERA, initiated in 2013 by the "Costin C. Kirițescu" National Institute for Economic Research (NIER), is to present…
View article: Maxwell’s equation in integral form
Maxwell’s equation in integral form Open
This introductory chapter introduces Faraday's law, Ampère's law and Gauss's laws for electric and magnetic fields.
View article: Principles of Biophotonics, Volume 3
Principles of Biophotonics, Volume 3 Open
This volume aims to familiarize the reader with basic concepts of light propagation in the simplest class of media: linear, homogenous, dispersionless, and isotropic. After a review of Maxwell’s equations in both integral and differential …
View article: White blood cell detection, classification and analysis using phase imaging with computational specificity (PICS)
White blood cell detection, classification and analysis using phase imaging with computational specificity (PICS) Open
View article: Interferometric imaging with ring-shaped apertures
Interferometric imaging with ring-shaped apertures Open
We use a scattering model for image formation to demonstrate how to simulate images formed by ring-shaped illumination. The description assumes weakly scattering samples, such as phase objects of broad interest in live cell imaging, which …
View article: GANscan: continuous scanning microscopy using deep learning deblurring
GANscan: continuous scanning microscopy using deep learning deblurring Open
Most whole slide imaging (WSI) systems today rely on the “stop-and-stare” approach, where, at each field of view, the scanning stage is brought to a complete stop before the camera snaps a picture. This procedure ensures that each image is…
View article: Circadian Volume Changes in Hippocampal Glia Studied by Label-Free Interferometric Imaging
Circadian Volume Changes in Hippocampal Glia Studied by Label-Free Interferometric Imaging Open
Complex brain functions, including learning and memory, arise in part from the modulatory role of astrocytes on neuronal circuits. Functionally, the dentate gyrus (DG) exhibits differences in the acquisition of long-term potentiation (LTP)…
View article: Cell Cycle Stage Classification Using Phase Imaging with Computational Specificity
Cell Cycle Stage Classification Using Phase Imaging with Computational Specificity Open
Traditional methods for cell cycle stage classification rely heavily on fluorescence microscopy to monitor nuclear dynamics. These methods inevitably face the typical phototoxicity and photobleaching limitations of fluorescence imaging. He…
View article: GANscan: continuous scanning microscopy using deep learning deblurring
GANscan: continuous scanning microscopy using deep learning deblurring Open
Most whole slide imaging (WSI) systems today rely on the “stop-and-stare” approach, where, at each field of view, the scanning stage is brought to a complete stop before the camera snaps a picture. This procedure ensures that each image is…
View article: Automatic Colorectal Cancer Screening Using Deep Learning in Spatial Light Interference Microscopy Data
Automatic Colorectal Cancer Screening Using Deep Learning in Spatial Light Interference Microscopy Data Open
The surgical pathology workflow currently adopted by clinics uses staining to reveal tissue architecture within thin sections. A trained pathologist then conducts a visual examination of these slices and, since the investigation is based o…
View article: Live-dead assay on unlabeled cells using phase imaging with computational specificity
Live-dead assay on unlabeled cells using phase imaging with computational specificity Open
View article: Circadian volume changes in hippocampal glia studied by label-free interferometric imaging
Circadian volume changes in hippocampal glia studied by label-free interferometric imaging Open
Complex brain functions, including learning and memory, arise in part from the modulatory role of astrocytes on neuronal circuits. Functionally, the dentate gyrus (DG) exhibits differences in the acquisition of long-term potentiation (LTP)…
View article: Automatic colorectal cancer screening using deep-learning on spatial light interference microscopy data
Automatic colorectal cancer screening using deep-learning on spatial light interference microscopy data Open
The surgical pathology workflow currently adopted in the clinic uses staining to reveal tissue architecture within thin sections. A trained pathologist then conducts a visual examination of these slices and, as the investigation is based o…
View article: Transformations and contradictions in elite aerobic gymnastics
Transformations and contradictions in elite aerobic gymnastics Open
Since 2016, aerobic gymnastics has been in continuous creative effervescence, promoting a new trend, namely that of acrobatic elements, to the detriment of implementing structures specific to this discipline, which it would need in its asp…
View article: Synthetic aperture interference light (SAIL) microscopy for high-throughput label-free imaging
Synthetic aperture interference light (SAIL) microscopy for high-throughput label-free imaging Open
Quantitative phase imaging (QPI) is a valuable label-free modality that has gained significant interest due to its wide potentials, from basic biology to clinical applications. Most existing QPI systems measure microscopic objects via inte…
View article: Cell cycle stage classification using phase imaging with computational specificity
Cell cycle stage classification using phase imaging with computational specificity Open
Traditional methods for cell cycle stage classification rely heavily on fluorescence microscopy to monitor nuclear dynamics. These methods inevitably face the typical phototoxicity and photobleaching limitations of fluorescence imaging. He…
View article: Diffraction as scattering under the Born approximation
Diffraction as scattering under the Born approximation Open
Light diffraction at an aperture is a basic problem that has generated a tremendous amount of interest in optics. Some of the most significant diffraction results are the Fresnel-Kirchhoff and Rayleigh-Sommerfeld formulas. These theories a…
View article: Artificial confocal microscopy for deep label-free imaging
Artificial confocal microscopy for deep label-free imaging Open
Widefield microscopy methods applied to optically thick specimens are faced with reduced contrast due to spatial crosstalk, in which the signal at each point is the result of a superposition from neighboring points that are simultaneously …
View article: Large-scale phase retrieval
Large-scale phase retrieval Open