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Regional Distribution of Interstitial Cells of Cajal, (ICC) in Human Stomach
Yun, Hyo-Yung,Sung, Ro-Hyun,Kim, Young-Chul,Choi, Woong,Kim, Hun-Sik,Kim, Heon,Lee, Gwang-Ju,You, Ra-Young,Park, Seon-Mee,Yun, Sei-Jin,Kim, Mi-Jung,Kim, Won-Seop,Song, Young-Jin,Xu, Wen-Xie,Lee, Sang- The Korean Society of Pharmacology 2010 The Korean Journal of Physiology & Pharmacology Vol.14 No.5
We elucidated the distribution of interstitial cells of Cajal (ICC) in human stomach, using cryosection and $c-Kit$ immunohistochemistry to identify $c-Kit$ positive ICC. Before $c-Kit$ staining, we routinely used hematoxylin and eosin (HE) staining to identify every structure of human stomach, from mucosa to longitudinal muscle. HE staining revealed that the fundus greater curvature (GC) had prominent oblique muscle layer, and $c-Kit$ immunostaining $c-Kit$ positive ICC cells were found to have typical morphology of dense fusiform cell body with multiple processes protruding from the central cell body. In particular, we could observe dense processes and ramifications of ICC in myenteric area and longitudinal muscle layer of corpus GC. Interestingly, $c-Kit$ positive ICC-like cells which had morphology very similar to ICC were found in gastric mucosa. We could not find any significant difference in the distribution of ICC between fundus and corpus, except for submucosa where the density of ICC was much higher in gastric fundus than corpus. Furthermore, there was no significant difference in the density of ICC between each area of fundus and corpus, except for muscularis mucosa. Finally, we also found similar distribution of ICC in normal and cancerous tissue obtained from a patient who underwent pancreotomy and gastrectomy. In conclusion, ICC was found ubiquitously in human stomach and the density of ICC was significantly lower in the muscularis mucosa of both fundus/corpus and higher in the submucosa of gastric fundus than corpus.
( Sung Eun Kim ),( Kuk‑ro Yun ),( Jae Min Lee ),( Myung Chul Lee ),( Hyuk‑soo Han ) 대한슬관절학회 2024 대한슬관절학회지 Vol.36 No.-
Background The optimal alignment target for unicompartmental knee arthroplasty (UKA) remains controversial, and literature suggests that its impact on patient-reported outcome measures (PROMs) varies. The purpose of this study was to identify the relationship between changes in the coronal plane alignment of the knee (CPAK) and PROMs in patients who underwent UKA. Methods A retrospective analysis of 164 patients who underwent UKA was conducted. The types of CPAK types categorized into unchanged, minor (shift to an adjacent CPAK type, e.g., type I to II or type I to IV), and major changes (transitioning to a nearby diagonal CPAK type or two types across, such as type I to V or type I to III). PROMs were assessed preoperatively and 1 year postoperatively using the Hospital for Special Surgery (HSS) scores, Knee Society (KS) scores, Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC), and Forgotten Joint Scores (FJS). Comparison was performed between patients who experienced and who did not experience any changes in the CPAK. Results Patients with preserved native CPAK alignment demonstrated significantly superior 1 year postoperative outcomes, with higher HSS, KS knee, and WOMAC pain scores (p = 0.042, p = 0.009, and p = 0.048, respectively). Meanwhile, the degree of change in CPAK did not significantly influence the PROMs, and patients who experienced minor and major changes in the CPAK showed comparable outcomes. Conclusion Preserving the native CPAK in UKA procedures is important for achieving favorable clinical outcomes at 1 year postoperative. The extent of change in the CPAK type exerted a limited impact on PROMs, thus emphasizing the importance of change in alignment itself.
Notes : Culture Conditions Affecting the Optimal Mycelial Growth of Cystoderma ami anthinum
( Sung Mi Shim ),( Yun Hee Oh ),( Kyung Rim Lee ),( Seong Hwan Kim ),( Kyung Hoan Im ),( Jung Wan Kim ),( U Youn Lee ),( Jae Ouk Shim ),( Mi Ja Shim ),( Min Woong Lee ),( Hyeon Su Ro ),( Hyun Sook Lee 한국균학회 2005 Mycobiology Vol.33 No.1