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Open AccessComparison between the mesenteric fixation method (MEFIX) and conventional methods at preventing the occurrence of Petersen’s hernia: a study protocol for a multicenter randomized controlled trial
Petersen’s hernia, which occurs after Billroth-II (B-II) or Roux-en-Y (REY) anastomosis, can be reduced by defect closure. This study aims to compare the incidence of bowel obstruction above Clavien–Dindo clas...
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Article
Correction: Comparison of Eastern and Western patients undergoing bariatric surgery at two US and Korean institutions: a retrospective analysis of differing bariatric patient populations
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Comparison of Eastern and Western patients undergoing bariatric surgery at two US and Korean institutions: a retrospective analysis of differing bariatric patient populations
Currently, there are differences in both demographics and indications for bariatric surgery between Eastern and Western countries. We compared postoperative outcomes between Korean and American bariatric progr...
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Long-Term Outcomes and Cost-Effectiveness of Anti-reflux Surgery
Long-term outcomes of laparoscopic fundoplication are similar to drug treatment according to several multicenter randomized trials. Laparoscopic Nissen (total) fundoplication is the most commonly used anti-ref...
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Article
Trends in laparoscopic anti-reflux surgery: a Korea nationwide study
In 2014, the results derived from the nationwide data of the Korean Anti-reflux Surgery Study (KARS) demonstrated short-term feasibility and safety of anti-reflux surgery. This study aimed to update the longer...
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Appropriate Number of Adjuvant Chemotherapy Cycles for Patients with Stage 2 or 3 Gastric Cancer After Curative Gastrectomy: A Multicenter Cohort Study
Few studies have presented evidence pertaining to the adequate minimum number of adjuvant chemotherapy (AC) cycles required to achieve an oncologic benefit for gastric cancer.
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Open AccessA comparison of postoperative outcomes after open and laparoscopic reduction of Petersen's Hernia: a multicenter observational cohort study
The aim of this multicenter cohort study was to compare the clinical courses between open and laparoscopic Petersen’s hernia (PH) reduction.
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Article
Role of polymer concentration and molecular weight on the rebounding behaviors of polymer solution droplet impacting on hydrophobic surfaces
The impacting and rebounding behaviors of droplets containing polyethylene oxide (PEO) on Teflon-coated hydrophobic surface are investigated using a high-speed imaging system. Maximum spreading of droplets are...
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Article
Cellular imaging using phase holographic microscopy: for the study of pathophysiology of red blood cells and human umbilical vein endothelial cells
Digital holographic microscopy (DHM) for phase-contrast imaging is employed for live cell imaging to study pathophysiology of red blood cells (RBCs) and human umbilical vein endothelial cells (HUVECs). The mor...
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Open AccessBiophysiochemical properties of endothelial cells cultured on bio-inspired collagen films
In this study, we investigated the effect of the extracellular matrix on endothelial dysfunction by careful observation of human umbilical vein endothelial cells (HUVECs) cultured on denatured collagen film.
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Article
Inertial migration of spherical elastic phytoplankton in pipe flow
Inertial migration of spherical elastic phytoplankton in a microscale pipe was investigated in Reynolds number range of 10–100. Three-dimensional position of migrating cells was obtained using digital in-line ...
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Article
Dean-coupled inertial migration and transient focusing of particles in a curved microscale pipe flow
The Dean-coupled inertial migration of neutrally buoyant spherical particles that are suspended in a curved microscale pipe flow was experimentally investigated in the range of
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Open AccessA case of metastatic leptomeningeal carcinomatosis from early gastric carcinoma
Metastatic leptomeningeal carcinomatosis is estimated to occur in 3% to 8% of solid carcinomas. The most common causes of leptomeningeal carcinomatosis are breast cancer, lung cancer and malignant melanoma. Le...
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Article
Propane combustion over supported Pt catalysts
We prepared Pt catalysts supported on various metal oxides, viz., ZrO2, CeO2, TiO2, yttria-stabilized zirconia (YSZ), SiO2, SiO2–Al2O3, and γ-Al2O3, using an incipient wetness method and applied them to propane c...
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Article
Determination of the swimming trajectory and speed of chain-forming dinoflagellate Cochlodinium polykrikoides with digital holographic particle tracking velocimetry
The marine dinoflagellate Cochlodinium polykrikoides is a harmful and highly motile algal species. To distinguish between the motility characteristics of solitary and chain-forming cells, the swimming trajectorie...
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Article
Soil moisture condition and soil nitrogen dynamics in a pure Alnus japonica forest in Korea
This study was conducted to examine the influences of soil-moisture conditions on soil nitrogen (N) dynamics, including in situ soil N mineralization, N availability, and denitrification in a pure Alnus japonica ...
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Carbon and nitrogen storage in an age-sequence of Pinus densiflora stands in Korea
The carbon (C) and nitrogen (N) storage capabilities of Pinus densiflora in six different stand ages (10, 27, 30, 32, 44, and 71 years old) were investigated in Korea. Thirty sample trees were destructively harve...
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Influence of stand density on soil CO2 efflux for a Pinus densiflora forest in Korea
We investigated the influence of stand density [938 tree ha−1 for high stand density (HD), 600 tree ha−1 for medium stand density (MD), and 375 tree ha−1 for low stand density (LD)] on soil CO2 efflux (R ...
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Article
Comparison of Nitrogen Fixation for North- and South-facing Robinia pseudoacacia Stands in Central Korea
The nitrogenase activity, root nodule biomass, and rates of nitrogen (N) fixation were measured in 25-year-old pure north- and south-facing Robinia pseudoacacia stands in an urban forest of Seoul (Kkachisan Mount...
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Biomass accumulations and the distribution of nitrogen and phosphorus within threeQuercus acutissima stands in central Korea
Above- and belowground biomass and nitrogen (N) and phosphorus (P) distribution within threeQuercus acutissima stands were investigated in central Korea. The average age (year) and diameter at breast height (DBH,...
