Abstract: The present invention relates to biomarkers for diagnosing coagulation disorders, comprising miRNAs in extracellular vesicles. It has been experimentally identified that miRNAs in extracellular vesicles, according to the present invention, exhibit expression patterns in coagulation disorder patients that are more specific than those of normal groups. Therefore, it is indicated that miRNAs in extracellular vesicles of the present invention can be used as biomarkers of coagulation disorders, and thus the miRNAs can be variously used in the field of coagulation disorder diagnosis.

Abstract: A polymer may include a first structural unit including a first electron accepting moiety and a first electron donating moiety, a second structural unit including a second electron accepting moiety and a second electron donating moiety. The second electron accepting moiety is different from the first electron accepting moiety. The second electron donating moiety is the same as or different from the first electron donating moiety. The first structural unit is represented by Chemical Formula 1. Chemical Formula 1 is described in the detailed description.

Abstract: A stretchable device includes a stretchable substrate, and a plurality of optoelectronic diodes on the stretchable substrate. At least one optoelectronic diode includes a first electrode and a second electrode, and an active layer between the first electrode and the second electrode. The active layer includes a first semiconductor, a second semiconductor having different electrical characteristics from the first semiconductor, and an insulating elastomer.

Abstract: A stretchable strain sensor includes a light-emitting element, an optical structure, and a photo-detective element. The stretchable strain sensor is located in a path of light emitted from the light-emitting element. The optical structure is configured to have optical properties that change in response to stretching of at least a portion of the stretchable strain sensor. The photo-detective element is configured to detect light transmitted through the optical structure or reflected through the optical structure.

Abstract: According to an embodiment of the present disclosure, there is provided a method of predicting a brain tissue lesion distribution, the method including: a model learning operation of learning a prediction model for predicting a brain tissue lesion distribution of a subject by using brain image data of a plurality of previous patients; an input obtaining operation of obtaining input data from brain image data of the subject; and an output operation of generating output image data including information on the lesion distribution after recanalization treatment for the subject, by using the prediction model. The prediction model includes a success prediction model that is learned by using data of patients in which recanalization treatment is successful among the plurality of previous patients, and a failure prediction model that is learned by using data of patients in which recanalization treatment fails among the plurality of previous patients.

Abstract: A stretchable substrate includes a first elastomer, a plurality of unit devices on the stretchable substrate, a connecting wire configured to electrically connect adjacent unit devices, and a plurality of auxiliary structures each including a second elastomer and each at least partially overlapping with at least one unit device or the connecting wire, wherein the first elastomer and the second elastomer are separate, respective polymers that commonly include at least one structural unit.

Abstract: A method for collateral circulation assessment, using dynamic MRI images, includes the steps of: receiving dynamic perfusion MRI images of a subject by an analysis device; extracting arterial phase images, capillary phase images, and venous phase images from the dynamic perfusion MRI images by the analysis device; inputting the arterial phase images, capillary phase images, and venous phase images into pre-trained, deep learning models, respectively, to calculate a plurality of collateral circulation prediction probability values by the analysis device; and conducting a final collateral circulation assessment for the subject, using the plurality of collateral circulation prediction probability values by the analysis device.

Abstract: A bio imaging system includes a substrate, a light source on the substrate, and a sensor on the substrate, wherein at least one of the light source or the sensor is configured to emit or absorb light of different wavelength spectrum. The bio imaging system is configured to combine a plurality of images obtained based on the light of different wavelength spectra to obtain a three-dimensional image of an internal tissue of a living body.

Abstract: A biosensor includes a stretchable substrate, a pixel defining layer on the stretchable substrate and including a first pixel defining layer at least partially defining a first opening and a second pixel defining layer at least partially defining a second opening, a photo-detecting element at least partially in the first opening, and a first light emitting element at least partially in the second opening, wherein an area of the first pixel defining layer is equal to or greater than about twice an area of the first opening.

Abstract: A biosignal sensor includes a light-emitting element, a photo-detective element configured to detect a biosignal from light reflected from an in-vivo target, a first polarizer configured to selectively transmit light in a first polarization direction, and a second polarizer configured to selectively transmit light in a second polarization direction. The light-emitting element includes a first light-emitting element overlapped with the first polarizer in a vertical direction, the photo-detective element includes a first photo-detective element overlapped with the second polarizer in the vertical direction, the first light-emitting element and the first photo-detective element are parallel to each other along a first direction that is perpendicular to the vertical direction, and the first polarization direction and the second polarization direction are perpendicular to each other.

Abstract: A flexible device includes a substrate including a first region having a first elastic modulus and a second region having a second elastic modulus that is lower than the first elastic modulus, a pixel circuit on the substrate, and a unit device electrically connected to the pixel circuit, wherein the pixel circuit includes a plurality of thin film transistors, a first portion of the plurality of thin film transistors is on the first region of the substrate, and a second portion of the plurality of thin film transistors is on the second region of the substrate.

Abstract: A stacked structure for a stretchable device includes a stretchable layer including an elastic polymer, and a conductive layer on the stretchable layer and including a metal, wherein the stretchable layer includes a first depth region and a second depth region sequentially disposed in a depth direction from a surface of the stretchable layer that is in contact with the conductive layer and the first depth region includes the metal.

Abstract: A stretchable device system includes a stretchable layer having a first elastic modulus, a plurality of unit devices under or on the stretchable layer, and a stretch controlling layer being geometrically stretchable, the stretch controlling layer having a second elastic modulus higher than the first elastic modulus.

Abstract: A stretchable device includes a stretchable substrate having a plurality of incision lines that are configured to be deformable by an external force applied to the stretchable substrate, a plurality of active elements on the stretchable substrate, and a connection wire configured to electrically connect adjacent active elements of the plurality of active elements, wherein the connection wire includes a metal wire and a conductive elastic structure electrically connected to the metal wire and locally disposed in the connection wire.

Abstract: Disclosed is a biosensor including a light-emitting element, a photo-detective element, a light transmitting layer under the light-emitting element and the photo-detective element, and an optical structure inside the light transmitting layer and configured to control a propagation direction of light, a biosensor array and a device.

Abstract: A stretchable strain sensor includes a light-emitting element, an optical structure, and a photo-detective element. The stretchable strain sensor is located in a path of light emitted from the light-emitting element. The optical structure is configured to have optical properties that change in response to stretching of at least a portion of the stretchable strain sensor. The photo-detective element is configured to detect light transmitted through the optical structure or reflected through the optical structure.

Abstract: Provided are an optoelectronic apparatus including an on-chip optoelectronic diode capable of receiving and emitting light, and a method of manufacturing the same.

Abstract: A stretchable strain sensor includes a light-emitting element, an optical structure, and a photo-detective element. The stretchable strain sensor is located in a path of light emitted from the light-emitting element. The optical structure is configured to have optical properties that change in response to stretching of at least a portion of the stretchable strain sensor. The photo-detective element is configured to detect light transmitted through the optical structure or reflected through the optical structure.

Abstract: Provided are a flexible display panel and an electronic device including the same, in the flexible display panel that is foldable, bendable, or rollable along at least one axis extending in a first direction, the flexible display panel including a substrate including a stretchable region and a non-stretchable region, a plurality of pixel circuits repeatedly arranged on the substrate, and a unit element array including unit elements repeatedly arranged on the substrate and electrically connected to each of the pixel circuits, wherein each of the pixel circuits includes a plurality of thin film transistors, the plurality of thin film transistors include a first thin film transistor on the stretchable region of the substrate, and a channel length direction of the first thin film transistor is substantially parallel to the first direction flexible display panel.

Abstract: A bio imaging system includes a plurality of light emitters configured to irradiate light, and a plurality of sensors configured to detect light reflected by an internal tissue of a living body. Each sensor includes a plurality of photo-detecting elements having different absorption peak wavelengths in relation to each other.