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Highly Elastic,Bioresorbable Polymeric Materials for Stretchable,Transient Electronic Systems

Nano-Micro Letters 2024年第6期16卷 1-13页

作者： Jeong‑Woong Shin Dong‑Je Kim Tae‑Min Jang won bae han Joong Hoon Lee Gwan‑Jin Ko Seung Min Yang Kaveti Rajaram Sungkeun han Heeseok Kang Jun Hyeon Lim Chan‑Hwi Eom Amay J.Bandodkar hanul Min Suk‑won Hwang KU‑KIST Graduate School of Converging Science and Technology Korea University145 Anam‑roSeongbuk‑guSeoul 02841Republic of Korea SK Hynix 2091Gyeongchung‑daeroBubal‑eupIcheon‑siGyeonggi‑do 17336Republic of Korea hanwha Systems Co. Ltd.188Pangyoyeok‑roBundang‑guSeongnam‑siGyeonggi‑do 13524Republic of Korea Department of Electrical and Computer Engineering North Carolina State UniversityRaleighNC 27606USA Center for Advanced Self‑Powered Systems of Integrated Sensors and Technologies(ASSIST) North Carolina State UniversityRaleighNC 27606USA Department of Integrative Energy Engineering Korea University145 Anam‑roSeongbuk‑guSeoul 02841Republic of Korea Biomaterials Research Center Korea Institute of Science and Technology(KIST)5 Hwarang‑ro 14‑gilSeongbuk‑guSeoul 02792Republic of Korea Semiconductor R&D Center Samsung Electronics Co.Ltd.Hwaseong‑siGyeonggi‑do 18448Republic of Korea Center for Advanced Biomolecular Recognition Biomedical Research DivisionKorea Institute of Science and Technology(KIST)Seoul 02792Republic of Korea

Substrates or encapsulants in soft and stretchable formats are key components for transient,bioresorbable electronic systems;however,elastomeric polymers with desired mechanical and biochemical properties are very limited compared to nontransient ***,we introduce a bioresorbable elastomer,poly(glycolide-co-ε-caprolactone)(PGCL),that contains excellent material properties including high elongation-at-break(<1300%),resilience and toughness,and tunable dissolution *** of PGCLs as polymer matrices,in combination with conducing polymers,yields stretchable,conductive composites for degradable interconnects,sensors,and actuators,which can reliably function under external *** of device components with wireless modules demonstrates elastic,transient electronic suture system with on-demand drug delivery for rapid recovery of postsurgical wounds in soft,time-dynamic tissues.

关键词： Biodegradable elastomer Conductive polymer composites Biomedical device Transient electronics

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Publisher Correction to:Highly Elastic,Bioresorbable Polymeric Materials for Stretchable,Transient Electronic Systems

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Nano-Micro Letters 2024年第8期16卷 417-417页

作者： Jeong‑Woong Shin Dong‑Je Kim Tae‑Min Jang won bae han Joong Hoon Lee Gwan‑Jin Ko Seung Min Yang Kaveti Rajaram Sungkeun han Heeseok Kang Jun Hyeon Lim Chan‑Hwi Eom Amay JBandodkar hanul Min Suk‑won Hwang KU‑KIST Graduate School of Converging Science and Technology Korea University145 Anam‑roSeongbuk‑guSeoul 02841Republic of Korea SK Hynix 2091Gyeongchung‑daeroBubal‑eupIcheon‑siGyeonggi‑do 17336Republic of Korea hanwha Systems Co. Ltd.188Pangyoyeok‑roBundang‑guSeongnam‑siGyeonggi‑do 13524Republic of Korea Department of Electrical and Computer Engineering North Carolina State UniversityRaleighNC 27606USA Center for Advanced Self‑Powered Systems of Integrated Sensors and Technologies(ASSIST) North Carolina State UniversityRaleighNC 27606USA Department of Integrative Energy Engineering Korea University145 Anam‑roSeongbuk‑guSeoul 02841Republic of Korea Biomaterials Research Center Korea Institute of Science and Technology(KIST)5 Hwarang‑ro 14‑gilSeongbuk‑guSeoul 02792Republic of Korea Semiconductor R&D Center Samsung Electronics Co.Ltd.Hwaseong‑siGyeonggi‑do 18448Republic of Korea Center for Advanced Biomolecular Recognition Biomedical Research DivisionKorea Institute of Science and Technology(KIST)Seoul 02792Republic of Korea

Due to typesetting mistake,hanul Min was missed to be denoted as a corresponding author in the *** type-setter apologizes for *** original article has been *** Access This article is licensed under a Creative Commons Attribution 4.0 International License,which permits use,sharing,adaptation,distribution and reproduction in any medium or format,as long as you give appropriate credit to the original author(s)and the source,provide a link to the Creative Commons licence,and indicate if changes were *** images or other third party material in this article are included in the article’s Creative Commons licence,unless indicated otherwise in a credit line to the *** material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use,you will need to obtain permission directly from the copyright holder.

关键词： Creative Elastic Highly

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Surgical Repair of Ventricular Septal Defect in Neonates: Indications and Outcomes

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Congenital Heart Disease 2024年第1期19卷 69-83页

作者： Jae Hong Lee Sungkyu Cho Jae Gun Kwak Hye won Kwon Woong-han Kim Mi Kyoung Song Sang-Yun Lee Gi Beom Kim Eun Jung bae Department of Thoracic and Cardiovascular Surgery Research Institute for Convergence of Biomedical Science and TechnologyPusan National University Yangsan HospitalYangsanKorea Department of Thoracic and Cardiovascular Surgery Seoul National University Children’s HospitalSeoulKorea Department of Pediatrics Seoul National University Children’s HospitalSeoulKorea

Background:The optimal surgical timing and clinical outcomes of ventricular septal defect(VSD)closure in neo-nates remain *** aimed to evaluate the clinical outcomes of VSD closure in neonates(age≤30 days).Methods:We retrospectively reviewed 50 consecutive neonates who underwent VSD closure for isolated VSDs between August 2003 and June *** for the procedure included congestive heart failure/failure to thrive and pulmonary *** adverse events(MAEs)were deﬁned as the composite of all-cause mortality,reoperation,persistent atrioventricular block,and signiﬁcant(≥grade 2)valvular ***:The median age and body weight at operation were 26.0 days(interquartile range[IQR],18.8–28.3)and 3.7 kg(IQR,3.3–4.2),*** median follow-up duration was 110.4 months(IQR,56.8–165.0).Seven patients required preoperative respiratory support,andﬁve had signiﬁcant(≥grade 2)preoperative valvular *** early mortality occurred due to irreversible cardiogenic shock;no late mortality was *** reopera-tion was due to hemodynamically signiﬁcant residual VSD at 103.8 months *** overall survival,freedom from reoperation,and freedom from MAE at 15-years were 98.0%,96.3%,and 94.4%,***-operative mechanical ventilation was associated with a longer duration of postoperative mechanical ventilation(p<0.001)and a longer length of intensive care unit stay(p<0.001).Conclusions:VSD closure with favorable outcomes without morbidities is feasible even in ***,neonates requiring preoperative respiratory support may require careful postoperative management considering the long-term postoperative ***,surgical VSD closure might be indicated earlier in neonates with respiratory compromise.

关键词： Ventricular septal defect neonate early surgery neonatal surgery

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M1-polarized macrophage-derived cellular nanovesicle-coated lipid nanoparticles for enhanced cancer treatment through hybridization of gene therapy and cancer immunotherapy

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Acta Pharmaceutica Sinica B 2024年第7期14卷 3169-3183页

作者： Ha Eun Shin Jun-Hyeok han Seungyong Shin Ga-Hyun bae Boram Son Tae-Hyung Kim Hee Ho Park Chun Gwon Park Wooram Park Department of Integrative Biotechnology Sungkyunkwan University(SKKU)SuwonGyeonggi 16419Republic of Korea Deparment of Inteligent Precision Healthcare Convergence SKKUSuwonGyeonggi 16419Republic of Korea Department of MetaBioHealth SKKU Institute for ConvergenceSKKUSuwonGyeonggi 16419Republic of Korea Department of Bioengineering Hanyang UniversitySeoul 04763Republic of Korea Department of Integrative Engineering Chung-Ang UniversitySeoul 06974Republic of Korea Department of Biomedical Engineering SKKUSuwonGyeonggi 16419Republic of Korea Korea Institute of Science and Technology(KIST) Seoul 02792Republic of Korea

Optimum genetic delivery for modulating target genes to diseased tissue is a major obstacle for profitable gene *** nanoparticles(LNPs),considered a prospective vehicle for nucleic acid delivery,have demonstrated efficacy in human use during the COVID-19 *** study introduces a novel biomaterial-based platform,M1-polarized macrophage-derived cellular nanovesicle-coated LNPs(M1-C-LNPs),specifically engineered for a combined gene-immunotherapy approach against solid *** dual-function system of M1-C-LNPs encapsulates Bcl2-targeting siRNA within LNPs and immune-modulating cytokines within M1 macrophage-derived cellular nanovesicles(M1-NVs),effectively facilitating apoptosis in cancer cells without impacting T and NK cells,which activate the intratumoral immune response to promote granule-mediating killing for solid tumor *** retention within tumor was observed upon intratumoral administration of M1-C-LNPs,owing to the presence of adhesion molecules on M1-NVs,thereby contributing to superior tumor growth *** findings represent a promising strategy for the development of targeted and effective nanoparticle-based cancer genetic-immunotherapy,with significant implications for advancing biomaterial use in cancer therapeutics.

关键词： Genetic-immunotherapy M1 macrophage-derived cellular nanovesicles Lipid nanoparticles(LNPs) Gene therapy siRNA Cancer immunotherapy Solid tumor Tumor microenvironment(TME)

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Coronary Artery Complications after Right Ventricular Outflow Tract Reconstruction Surgery

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Congenital Heart Disease 2022年第3期17卷 281-295页

作者： Hye won Kwon Mi Kyoung Song Sang Yun Lee Gi Beom Kim Sungkyu Cho Jae Gun Kwak Woong-han Kim Whal Lee Eun Jung bae Department of Pediatrics Seoul National University HospitalSeoul National University College of MedicineSeoulSouth Korea Department of Thoracic and Cardiovascular Surgery Seoul National University HospitalSeoul National University College of MedicineSeoulSouth Korea Department of Radiology Seoul National University HospitalSeoulSouth Korea

Background:Mechanisms and clinical manifestations of coronary artery complications after right ventricular outflow tract reconstruction surgery are not well ***:Patients who had coronary artery complications after pulmonary valve replacement or the Rastelli procedure at a single tertiary centre were retrospectively ***:Coronary artery complications were identified in 20 patients who underwent right ventricular outflow tract reconstruction *** median age at diagnosis of coronary artery complication was 21 years(interquartile range:13–25 years).Mechanisms of coronary artery complications were compression by adjacent materials in 12 patients,dynamic compression of intramural course of coronary artery in two patients,and intraoperative injury in six *** coronary artery anomalies were identified in 50%(10/20)of *** patients presented with early postoperative haemodynamic *** patients showed late onset symptoms or signs of coronary insufficiency,including chest pain,ventricular dysfunction,or ventricular *** artery stenosis was incidentally found on cardiac computed tomography angiography in two asymptomatic *** patients underwent surgical interventions,and one patient underwent percutaneous coronary intervention for coronary *** patient with recurrent ventricular tachycardia required an implantable *** were two deaths in patients with intraoperative coronary ***:Preoperative coronary evaluation and long-term follow-up for the development of coronary artery complications are required in patients undergoing right ventricular outflow tract reconstruction surgery to prevent ventricular dysfunction,arrhythmias,and death,especially among those with congenital coronary anomalies.

关键词： Congenital heart disease right ventricular outflow tract reconstruction surgery coronary artery disease

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Implanting a preferential solid electrolyte interphase layer over anode electrode of lithium ion batteries for highly enhanced Li^+ diffusion properties

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Journal of Energy Chemistry 2020年第9期29卷 285-292,I0009页

作者： Ye Kyu Kim Yoongon Kim Jaejin bae Hyunwoo Ahn Yuseong Noh Hyunsu han won bae Kim Department of Chemical Engineering Pohang University of Science and Technology(POSTECH)Nam-gu 37673PohangSouth Korea

The lithium-ion batteries are recognized as the most promising energy storage system,but it still does not meet the power requirements of electric vehicle batteries owing to low volumetric energy density with the traditional graphite electrode *** this study,we report the development of a novel electrode system fabricated by implantation of a solid electrolyte interphase(SEI)layer on the graphite *** SEI-implanted graphite electrode is made using a lithium bis(trifluoromethanesulfonyl)imide(LiTFSI)-based electrolyte and cycled with a lithium tetrafluoroborate LiBF4-based *** new electrode system shows significantly enhanced electrochemical properties owing to the rapid and efficient diffusion of Li ions through the SEI layer between the electrolyte and *** graphite electrode with its pre-formed SEI layer achieves a reversible capacity of 357 mAh g^-1 at 0.5 C after 50 cycles,which is significantly higher than that of commercial lithium-ion battery systems constructed with LiPF6(312mAh g^-1).The resulting unique electrode system could present a new avenue in SEI research for highperformance lithium-ion batteries.

关键词： SEI layer Graphite Implanting Li ion diffusion LiTFSI LiBF4 Artificial Mobility

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Long-Term Outcome and Risk Factor Analysis of Surgical Pulmonary Valve Replacement in Congenital Heart Disease

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Congenital Heart Disease 2022年第3期17卷 335-350页

作者： Woo Young Park Gi Beom Kim Sang Yun Lee Mi Kyoung Song Hye won Kwon Hyo Soon An Eun Jung bae Sungkyu Cho Jae Gun Kwak Woong-han Kim Department of Pediatrics Seoul National University Children’s HospitalSeoul National University College of MedicineSeoulKorea Department of Thoracic and Cardiovascular Surgery Seoul National University Children’s HospitalSeoul National University College of MedicineSeoulKorea

Objectives:To establish long-term outcome of surgical pulmonary valve replacement(PVR)in congenital heart disease(CHD)and to identify risk factors for overall mortality,operative mortality,and repetitive ***:This is a retrospective study of 375 surgical PVR in 293 patients who underwent surgical PVR for CHD between January 2000 and May *** only included patients with index PVR with previous open-heart surgery regardless of the number of *** previous surgical history of patients who underwent PVR during the study period was also *** who underwent the Rastelli operation,and those who underwent single PVR without previous open-heart surgery were ***:The median age of the patients at the time of surgical PVR was 14.9 years(Interquartile range,IQR,11.0–22.0).The median follow-up duration was 10.5 years(IQR,5.5–14.8 years).There were 3 patients with operative mortality(1.0%)and 15 patients with overall mortality(5.1%).The survival rate was 95.1%over 20 years follow-up *** analysis demonstrated that more than 3 times of previous open-heart surgeries before surgical PVR,older age at the first operation,longer cardiopulmonary bypass(CPB)time and longer intensive care unit(ICU)stay were predictors for overall *** who underwent surgical PVR after more than 3 times of previous open-heart surgeries had significantly higher mortality than those who underwent open-heart surgeries less than 3 times(Phan 10 years,male,multiple valve problems and longer ICU stay were significant predictors for repetitive PVR by multivariate ***:Though surgical PVR has excellent long-term outcome,it should be performed with caution for those who previously underwent multiple open-heart surgeries,especially if patient received more than 3 times of open-heart surgeries.

关键词： Pulmonary valve replacement mortality operative mortality repetitive pulmonary valve replacement risk factor analysis childhood

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Concordant Atrioventricular Connection to L-Looped Ventricles with the Left Ventricle on Top of the Right Ventricle in Situs Solitus:A Case Report with 3D Modelling and Printing

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Congenital Heart Disease 2022年第4期17卷 393-398页

作者： Mi Kyoung Song Gi Beom Kim Woong han Kim Whal Lee Eun-Jung bae Department of Pediatrics Seoul National University Children’s HospitalSeoul National University College of MedicineSeoulKorea Department of Thoracic and Cardiovascular Surgery Seoul National University Children’s HospitalSeoulKorea Department of Radiology and the Institute of Radiation Medicine Seoul National University HospitalSeoulKorea

We report the case of a rare complex cardiac anomaly involving situs solitus,concordant atrioventricular connection with left-hand ventricular topology,and L-looped *** ventricles had a superior-inferior relationship with an inferiorly located right ventricle,which had a double outlet with far posteriorly located great *** left atrium was elongated,with juxta-positioned atrial appendages on the right *** 3D-printed model using a computed tomography scan taken on the fourth day of birth demonstrated the anatomy clearly and helped us decide on the surgical management.

关键词： Double outlet right ventricle superior-inferior ventricle L-looped ventricles 3D printing

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Transcriptional profiling of dental sensory and proprioceptive trigeminal neurons using single-cell RNA sequencing

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International Journal of Oral Science 2023年第3期15卷 513-526页

作者： Pa Reum Lee Jihoon Kim Heather Lynn Rossi Sena Chung Seung Yub han Junhyong Kim Seog bae Oh Department of Neurobiology and Physiology School of Dentistry and Dental Research InstituteSeoul National UniversitySeoulRepublic of Korea Genomics and Computational Biology Graduate Group University of PennsylvaniaPhiladelphiaPAUSA Department of Pathobiology University of PennsylvaniaPhiladelphiaPAUSA Department of Biology University of PennsylvaniaPhiladelphiaPAUSA Brain Science Institute Korea Institute of Science and Technology(KIST)SeoulRepublic of Korea

Dental primary afferent(DPA)neurons and proprioceptive mesencephalic trigeminal nucleus(MTN)neurons,located in the trigeminal ganglion and the brainstem,respectively,are essential for controlling masticatory *** extensive transcriptomic studies on various somatosensory neurons,there is still a lack of knowledge about the molecular identities of these populations due to technical challenges in their circuit-validated ***,we employed high-depth single-cell RNA sequencing(scRNA-seq)in combination with retrograde tracing in mice to identify intrinsic transcriptional features of DPA and MTN *** transcriptome analysis revealed five major types of DPA neurons with cell type-specific gene enrichment,some of which exhibit unique mechano-nociceptive properties capable of transmitting nociception in response to innocuous mechanical stimuli in the ***,we discovered cellular heterogeneity within MTN neurons that potentially contribute to their responsiveness to mechanical stretch in the masseter muscle ***,DPA and MTN neurons represented sensory compartments with distinct molecular profiles characterized by various ion channels,receptors,neuropeptides,and ***,our study provides new biological insights regarding the highly specialized mechanosensory functions of DPA and MTN neurons in pain and proprioception.

关键词： trigeminal specialized Together

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Uncovering material deformations via machine learning combined with four-dimensional scanning transmission electron microscopy

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npj Computational Materials 2022年第1期8卷 1072-1080页

作者： Chuqiao Shi Michael C.Cao Sarah M.Rehn Sang-Hoon bae Jeehwan Kim Matthew RJones David A.Muller Yimo han Department of Materials Science and NanoEngineering Rice UniversityHoustonTXUSA School of Applied and Engineering Physics Cornell UniversityIthacaNYUSA Department of Chemistry Rice UniversityHoustonTXUSA Department of Mechanical Engineering and Materials Science Washington University in Saint LouisSaint LouisMOUSA Institute of Materials Science and Engineering Washington University in Saint LouisSaint LouisMOUSA Department of Mechanical Engineering Massachusetts Institute of TechnologyCambridgeMAUSA Kavli Institute for Nanoscale Science Cornell UniversityIthacaNYUSA

Understanding lattice deformations is crucial in determining the properties of nanomaterials,which can become more prominent in future applications ranging from energy harvesting to electronic ***,it remains challenging to reveal unexpected deformations that crucially affect material properties across a large sample ***,we demonstrate a rapid and semi-automated unsupervised machine learning approach to uncover lattice deformations in *** method utilizes divisive hierarchical clustering to automatically unveil multi-scale deformations in the entire sample flake from the diffraction data using four-dimensional scanning transmission electron microscopy(4D-STEM).Our approach overcomes the current barriers of large 4D data analysis without a priori knowledge of the *** this purely data-driven analysis,we have uncovered different types of material deformations,such as strain,lattice distortion,bending contour,etc.,which can significantly impact the band structure and subsequent performance of nanomaterials-based *** envision that this data-driven procedure will provide insight into materials’intrinsic structures and accelerate the discovery of materials.

关键词： utilize purely overcome

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