Jinwoo Cheon
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View article: Memristive InAs‐Based Semiconductors with Anisotropic Ion Transport
Memristive InAs‐Based Semiconductors with Anisotropic Ion Transport Open
The use of the van der Waals (vdW) gap as an ion migration path, similar to cathode materials in lithium‐ion batteries, enables improved ion migration. If these materials also possess semiconductor properties, they can simultaneously contr…
View article: Polarized Superradiance from CsPbBr<sub>3</sub> Quantum Dot Superlattice with Controlled Interdot Electronic Coupling
Polarized Superradiance from CsPbBr<sub>3</sub> Quantum Dot Superlattice with Controlled Interdot Electronic Coupling Open
Cooperative emission of photons from an ensemble of quantum dots (QDs) as superradiance can arise from the electronically coupled QDs with a coherent emitting excited state. This contrasts with superfluorescence (Dicke superradiance), wher…
View article: Interfacing with the Brain: How Nanotechnology Can Contribute
Interfacing with the Brain: How Nanotechnology Can Contribute Open
Interfacing artificial devices with the human brain is the central goal of neurotechnology. Yet, our imaginations are often limited by currently available paradigms and technologies. Suggestions for brain-machine interfaces have changed ov…
View article: P0474 Five-Year Clinical Outcomes and Disease Course of Newly-Diagnosed Moderate-to-Severe Ulcerative Colitis: A Prospective Nationwide Multicentre MOSAIK Cohort Study in Korea
P0474 Five-Year Clinical Outcomes and Disease Course of Newly-Diagnosed Moderate-to-Severe Ulcerative Colitis: A Prospective Nationwide Multicentre MOSAIK Cohort Study in Korea Open
Background While the incidence of moderate-to-severe ulcerative colitis (UC) is rising in Asia, comprehensive data on its long-term disease course in Asian populations remain scarce. Methods The MOSAIK (MOderate-to-Severe ulcerAtive colIti…
View article: P0296 Comparison of clinical characteristics of Montreal classification group A3 patients with Crohn’s disease in Korea: Results from the Prospective and Retrospective CONNECT Study
P0296 Comparison of clinical characteristics of Montreal classification group A3 patients with Crohn’s disease in Korea: Results from the Prospective and Retrospective CONNECT Study Open
Background The CONNECT study, a nationwide multicenter cohort study of Crohn’s disease (CD) in Korea, was designed to investigate the clinical characteristics and long-term prognosis of CD patients. Starting in 2009, the study enrolled pat…
View article: Polarized Superradiance from CsPbBr3 Quantum Dot Superlattice with Controlled Inter-dot Electronic Coupling
Polarized Superradiance from CsPbBr3 Quantum Dot Superlattice with Controlled Inter-dot Electronic Coupling Open
Cooperative emission of photons from an ensemble of quantum dots (QDs) as superradiance can arise from the electronically coupled QDs with a coherent emitting excited state. This contrasts with superfluorescence (Dicke superradiance), wher…
View article: Self-Assembled Origami Neural Probes for Scalable, Multifunctional, Three-Dimensional Neural Interface
Self-Assembled Origami Neural Probes for Scalable, Multifunctional, Three-Dimensional Neural Interface Open
Flexible intracortical neural probes have drawn attention for their enhanced longevity in high-resolution neural recordings due to reduced tissue reaction. However, the conventional monolithic fabrication approach has met significant chall…
View article: In vivo magnetogenetics for cell-type specific targeting and modulation of brain circuits
In vivo magnetogenetics for cell-type specific targeting and modulation of brain circuits Open
Neuromodulation technologies have been essential in investigating the roles of neurons and their connectivity and brain functions. While magnetic neuromodulation holds unique capabilities of wireless and remote deep brain stimulations whic…
View article: Electron beam-induced demetallation of Fe, Co, Ni, Cu, Zn, Pd, and Pt metalloporphyrins: insights in e-beam chemistry and metal cluster formations
Electron beam-induced demetallation of Fe, Co, Ni, Cu, Zn, Pd, and Pt metalloporphyrins: insights in e-beam chemistry and metal cluster formations Open
By operando high-resolution transmission electron microscopy, we show that slow secondary electrons from the specimen can demetallate metalloporphyrins. This general approach allows study of the dynamics of various single metal atoms and m…
View article: Inaugurating High‐Throughput Profiling of Extracellular Vesicles for Earlier Ovarian Cancer Detection (Adv. Sci. 27/2023)
Inaugurating High‐Throughput Profiling of Extracellular Vesicles for Earlier Ovarian Cancer Detection (Adv. Sci. 27/2023) Open
Early Cancer Message from the Source Most high‐grade serous ovarian cancers originate from the precursor lesions in the fallopian tube. This biological insight offers a novel opportunity to detect early ovarian cancer by assessing circulat…
View article: Inaugurating High‐Throughput Profiling of Extracellular Vesicles for Earlier Ovarian Cancer Detection
Inaugurating High‐Throughput Profiling of Extracellular Vesicles for Earlier Ovarian Cancer Detection Open
Detecting early cancer through liquid biopsy is challenging due to the lack of specific biomarkers for early lesions and potentially low levels of these markers. The current study systematically develops an extracellular‐vesicle (EV)‐based…
View article: Magnetic Manipulation of Locomotive Liquid Electrodes for Wireless Active Cardiac Monitoring
Magnetic Manipulation of Locomotive Liquid Electrodes for Wireless Active Cardiac Monitoring Open
For electrocardiogram (ECG) detection, the position of conventional patch-type electrodes based on solid-state metals are difficult to manipulate after attachment and also can lead to poor interface with stretchable, rough skin surfaces. H…
View article: Hydrogel Magnetomechanical Actuator Nanoparticles for Wireless Remote Control of Mechanosignaling <i>In Vivo</i>
Hydrogel Magnetomechanical Actuator Nanoparticles for Wireless Remote Control of Mechanosignaling <i>In Vivo</i> Open
As a new enabling nanotechnology tool for wireless, target-specific, and long-distance stimulation of mechanoreceptors in vivo, here we present a hydrogel magnetomechanical actuator (h-MMA) nanoparticle. To allow both deep-tissue penetrati…
View article: CRISPR‐Enhanced Hydrogel Microparticles for Multiplexed Detection of Nucleic Acids
CRISPR‐Enhanced Hydrogel Microparticles for Multiplexed Detection of Nucleic Acids Open
CRISPR/Cas systems offer a powerful sensing mechanism to transduce sequence‐specific information into amplified analytical signals. However, performing multiplexed CRISPR/Cas assays remains challenging and often requires complex approaches…
View article: P031 CKD-506, a new histone deacetylase 6 inhibitor, suppresses immune cells and restores intestinal epithelial function
P031 CKD-506, a new histone deacetylase 6 inhibitor, suppresses immune cells and restores intestinal epithelial function Open
Background Inflammatory bowel disease (IBD) represents a group of chronic immune-mediated diseases of the gastrointestinal tract, characterized by recurrent inflammation and consequential damage of the gastrointestinal tract. Histone deace…
View article: P358 Long-term clinical outcomes of intestinal Behçet’s disease: a 30-year cohort study at a tertiary hospital in South Korea
P358 Long-term clinical outcomes of intestinal Behçet’s disease: a 30-year cohort study at a tertiary hospital in South Korea Open
Background Long-term clinical data on intestinal Behçet’s disease (BD) are scarce because of the rarity of this disease, and many issues remain unresolved due to the difficulty in performing a well-designed clinical trial or epidemiologic …
View article: P200 Hepatic Steatosis but not Fibrosis is independently associated with poor outcomes in patients with Inflammatory Bowel Disease
P200 Hepatic Steatosis but not Fibrosis is independently associated with poor outcomes in patients with Inflammatory Bowel Disease Open
Background Increased prevalence of nonalcoholic fatty liver disease (NAFLD) and inflammatory bowel disease (IBD) has been reported; however, the effects of NAFLD on the outcome of IBD remains unclear. We investigated whether the presence o…
View article: P518 Safety of upadacitinib in ulcerative colitis: Long-term data from the phase 3 open-label extension study (U-ACTIVATE)
P518 Safety of upadacitinib in ulcerative colitis: Long-term data from the phase 3 open-label extension study (U-ACTIVATE) Open
Background Upadacitinib (UPA), an oral reversible and selective JAK inhibitor, has demonstrated efficacy, with a well-characterised safety profile, in two replicate induction studies of UPA 45 mg once daily (QD; U-ACHIEVE induction and U-A…
View article: Magnetogenetics with Piezo1 Mechanosensitive Ion Channel for CRISPR Gene Editing
Magnetogenetics with Piezo1 Mechanosensitive Ion Channel for CRISPR Gene Editing Open
Regulation of genetic activity in single cells and tissues is pivotal to determine key cellular functions in current biomedicine, yet the conventional biochemical activators lack spatiotemporal precision due to the diffusion-mediated slow …
View article: Magneto-acoustic protein nanostructures for non-invasive imaging of tissue mechanics <i>in vivo</i>
Magneto-acoustic protein nanostructures for non-invasive imaging of tissue mechanics <i>in vivo</i> Open
Measuring cellular and tissue mechanics inside intact living organisms is essential for interrogating the roles of force in physiological and disease processes, and is a major goal in the field of mechanobiology. However, existing biosenso…
View article: Magnetic Effect of Dopants on Bright and Dark Excitons in Strongly Confined Mn-Doped CsPbI<sub>3</sub> Quantum Dots
Magnetic Effect of Dopants on Bright and Dark Excitons in Strongly Confined Mn-Doped CsPbI<sub>3</sub> Quantum Dots Open
We investigated the magnetic effect of Mn2+ ions on an exciton of Mn-doped CsPbI3 quantum dots (QDs), where we looked for the signatures of an exciton magnetic polaron known to produce a large effective magnetic field in Mn-doped CdSe QDs.…
View article: Membrane compartmentalization by adherens junctions creates a spatial switch for Notch signaling and function
Membrane compartmentalization by adherens junctions creates a spatial switch for Notch signaling and function Open
Adherens junctions (AJs) create spatially and mechanically discrete microdomains at the interfaces of cells. Using a mechanogenetic platform that generates artificial AJs with controlled protein localization, clustering, and mechanical loa…
View article: Development of Integrated Systems for On-Site Infection Detection
Development of Integrated Systems for On-Site Infection Detection Open
The modern healthcare system faces an unrelenting threat from microorganisms, as evidenced by global outbreaks of new viral diseases, emerging antimicrobial resistance, and the rising incidence of healthcare-associated infections (HAIs). A…
View article: A rapid assay provides on-site quantification of tetrahydrocannabinol in oral fluid
A rapid assay provides on-site quantification of tetrahydrocannabinol in oral fluid Open
The express probe for on-site cannabis inhalation (EPOCH) system is able to quantitate tetrahydrocannabinol concentrations in oral fluid.