2.Post‑transplant cyclophosphamide plus anti‑thymocyte globulin decreased serum IL‑6 levels when compared with post‑transplant cyclophosphamide alone after haploidentical hematopoietic stem cell transplantation
Jeong Suk KOH ; Myung‑Won LEE ; Thi Thuy Duong PHAM ; Bu Yeon HEO ; Suyoung CHOI ; Sang‑Woo LEE ; Wonhyoung SEO ; Sora KANG ; Seul Bi LEE ; Chul Hee KIM ; Hyewon RYU ; Hyuk Soo EUN ; Hyo‑Jin LEE ; Hwan‑Jung YUN ; Deog‑Yeon JO ; Ik‑Chan SONG
Blood Research 2025;60():5-
Background:
Post-transplantation cyclophosphamide (PTCy) and anti-thymocyte globulin (ATG) are common pro‑ phylactic strategies for graft-versus-host disease (GVHD) after haploidentical hematopoietic stem cell transplantation (haplo-HSCT). Interleukin (IL)-6 is a surrogate marker for cytokine release syndrome (CRS) and acute GVHD.Method The clinical outcomes and complications of haplo-HSCT with PTCy plus ATG versus PTCy monotherapy were compared according to serum IL-6 levels at Chungnam National University Hospital (Daejeon, South Korea) from Jan‑ uary 2019 to February 2023.
Results:
Forty patients who underwent haplo-HSCT were analyzed. A significant difference in IL-6 levels was observed between the PTCy plus ATG and PTCy alone groups (7.47 ± 10.55 vs. 117.65 ± 127.67; p = 0.003). More patients in the PTCy plus ATG group had a CRS grade of 0 than in the PTCy alone group (p < 0.001). Serum IL-6 levels were associated with grades II–IV acute GVHD (r = 0.547, p < 0.001). The cumulative incidence (CI) of grades II–IV acute GVHD was significantly higher in the PTCy alone group (67.9% vs. 4.8%; p < 0.001). No significant difference in the CI for chronic GVHD was detected between the PTCy plus ATG and PTCy alone groups (72.1% vs. 82.0%; p = 0.730). The CI of 1-year non-relapse mortality was significantly higher in the PTCy alone group than in the PTCy plus ATG group (42.2% vs. 15.9%; p = 0.022). The 1-year overall survival (OS) was significantly better in the PTCy plus ATG group (75.9% vs. 35.3%; p = 0.011). The 1-year GVHD-free, relapse-free survival rate was 29.4% in the PTCy alone group and 54.0% in the PTCy plus ATG group (p = 0.038).
Conclusion
Serum IL-6 levels were higher in the PTCy alone group than in the PTCy plus ATG group. The addition of ATG before stem cell infusion affected IL-6 levels and reduced the incidences of CRS and grade II–IV acute GVHD in haplo-HSCT patients. This study suggests that PTCy plus ATG as GVHD prophylaxis in haplo-HSCT is beneficial in terms of clinical outcomes and complications of HSCT.
4.Post‑transplant cyclophosphamide plus anti‑thymocyte globulin decreased serum IL‑6 levels when compared with post‑transplant cyclophosphamide alone after haploidentical hematopoietic stem cell transplantation
Jeong Suk KOH ; Myung‑Won LEE ; Thi Thuy Duong PHAM ; Bu Yeon HEO ; Suyoung CHOI ; Sang‑Woo LEE ; Wonhyoung SEO ; Sora KANG ; Seul Bi LEE ; Chul Hee KIM ; Hyewon RYU ; Hyuk Soo EUN ; Hyo‑Jin LEE ; Hwan‑Jung YUN ; Deog‑Yeon JO ; Ik‑Chan SONG
Blood Research 2025;60():5-
Background:
Post-transplantation cyclophosphamide (PTCy) and anti-thymocyte globulin (ATG) are common pro‑ phylactic strategies for graft-versus-host disease (GVHD) after haploidentical hematopoietic stem cell transplantation (haplo-HSCT). Interleukin (IL)-6 is a surrogate marker for cytokine release syndrome (CRS) and acute GVHD.Method The clinical outcomes and complications of haplo-HSCT with PTCy plus ATG versus PTCy monotherapy were compared according to serum IL-6 levels at Chungnam National University Hospital (Daejeon, South Korea) from Jan‑ uary 2019 to February 2023.
Results:
Forty patients who underwent haplo-HSCT were analyzed. A significant difference in IL-6 levels was observed between the PTCy plus ATG and PTCy alone groups (7.47 ± 10.55 vs. 117.65 ± 127.67; p = 0.003). More patients in the PTCy plus ATG group had a CRS grade of 0 than in the PTCy alone group (p < 0.001). Serum IL-6 levels were associated with grades II–IV acute GVHD (r = 0.547, p < 0.001). The cumulative incidence (CI) of grades II–IV acute GVHD was significantly higher in the PTCy alone group (67.9% vs. 4.8%; p < 0.001). No significant difference in the CI for chronic GVHD was detected between the PTCy plus ATG and PTCy alone groups (72.1% vs. 82.0%; p = 0.730). The CI of 1-year non-relapse mortality was significantly higher in the PTCy alone group than in the PTCy plus ATG group (42.2% vs. 15.9%; p = 0.022). The 1-year overall survival (OS) was significantly better in the PTCy plus ATG group (75.9% vs. 35.3%; p = 0.011). The 1-year GVHD-free, relapse-free survival rate was 29.4% in the PTCy alone group and 54.0% in the PTCy plus ATG group (p = 0.038).
Conclusion
Serum IL-6 levels were higher in the PTCy alone group than in the PTCy plus ATG group. The addition of ATG before stem cell infusion affected IL-6 levels and reduced the incidences of CRS and grade II–IV acute GVHD in haplo-HSCT patients. This study suggests that PTCy plus ATG as GVHD prophylaxis in haplo-HSCT is beneficial in terms of clinical outcomes and complications of HSCT.
6.Post‑transplant cyclophosphamide plus anti‑thymocyte globulin decreased serum IL‑6 levels when compared with post‑transplant cyclophosphamide alone after haploidentical hematopoietic stem cell transplantation
Jeong Suk KOH ; Myung‑Won LEE ; Thi Thuy Duong PHAM ; Bu Yeon HEO ; Suyoung CHOI ; Sang‑Woo LEE ; Wonhyoung SEO ; Sora KANG ; Seul Bi LEE ; Chul Hee KIM ; Hyewon RYU ; Hyuk Soo EUN ; Hyo‑Jin LEE ; Hwan‑Jung YUN ; Deog‑Yeon JO ; Ik‑Chan SONG
Blood Research 2025;60():5-
Background:
Post-transplantation cyclophosphamide (PTCy) and anti-thymocyte globulin (ATG) are common pro‑ phylactic strategies for graft-versus-host disease (GVHD) after haploidentical hematopoietic stem cell transplantation (haplo-HSCT). Interleukin (IL)-6 is a surrogate marker for cytokine release syndrome (CRS) and acute GVHD.Method The clinical outcomes and complications of haplo-HSCT with PTCy plus ATG versus PTCy monotherapy were compared according to serum IL-6 levels at Chungnam National University Hospital (Daejeon, South Korea) from Jan‑ uary 2019 to February 2023.
Results:
Forty patients who underwent haplo-HSCT were analyzed. A significant difference in IL-6 levels was observed between the PTCy plus ATG and PTCy alone groups (7.47 ± 10.55 vs. 117.65 ± 127.67; p = 0.003). More patients in the PTCy plus ATG group had a CRS grade of 0 than in the PTCy alone group (p < 0.001). Serum IL-6 levels were associated with grades II–IV acute GVHD (r = 0.547, p < 0.001). The cumulative incidence (CI) of grades II–IV acute GVHD was significantly higher in the PTCy alone group (67.9% vs. 4.8%; p < 0.001). No significant difference in the CI for chronic GVHD was detected between the PTCy plus ATG and PTCy alone groups (72.1% vs. 82.0%; p = 0.730). The CI of 1-year non-relapse mortality was significantly higher in the PTCy alone group than in the PTCy plus ATG group (42.2% vs. 15.9%; p = 0.022). The 1-year overall survival (OS) was significantly better in the PTCy plus ATG group (75.9% vs. 35.3%; p = 0.011). The 1-year GVHD-free, relapse-free survival rate was 29.4% in the PTCy alone group and 54.0% in the PTCy plus ATG group (p = 0.038).
Conclusion
Serum IL-6 levels were higher in the PTCy alone group than in the PTCy plus ATG group. The addition of ATG before stem cell infusion affected IL-6 levels and reduced the incidences of CRS and grade II–IV acute GVHD in haplo-HSCT patients. This study suggests that PTCy plus ATG as GVHD prophylaxis in haplo-HSCT is beneficial in terms of clinical outcomes and complications of HSCT.
7.A Review of Molecular Markers of Mature Odontoblasts and Their Role in Dentin Repair and Regeneration Research
Yoon Seon LEE ; Joo-Cheol PARK ; Won-Jun SON ; Deog-Gyu SEO
Journal of Korean Dental Science 2024;17(4):163-173
The terminal differentiation of odontoblasts is characterized by specific molecular markers that reflect their functional maturity.This review explores both canonical markers, such as Dentin Sialophosphoprotein (DSPP), Dentin Matrix Protein 1 (DMP1), Nestin, and Alkaline Phosphatase (ALP), and emerging markers like MAP1B, MAP Tau, and β-catenin. These markers offer valuable insights into the regulation of odontoblast differentiation and the maintenance of their polarized, dentin-secreting phenotype. The review further discusses the experimental applications of these markers in in vitro studies, dental tissue engineering, regenerative endodontics, and drug discovery. Canonical markers are utilized to confirm the maturity of odontoblasts and evaluate bioengineered tissues, while emerging markers reveal potential new targets for enhancing dentin repair and regeneration. Additionally, the role of signaling pathways, including Wnt5a, BMP, and integrin-mediated pathways, in supporting the structural and functional characteristics of mature odontoblasts is discussed. By consolidating current knowledge on these markers and pathways, this review aims to advance the understanding of odontoblast biology and contribute to the development of innovative strategies for dental tissue engineering and regenerative therapies.
8.A Review of Molecular Markers of Mature Odontoblasts and Their Role in Dentin Repair and Regeneration Research
Yoon Seon LEE ; Joo-Cheol PARK ; Won-Jun SON ; Deog-Gyu SEO
Journal of Korean Dental Science 2024;17(4):163-173
The terminal differentiation of odontoblasts is characterized by specific molecular markers that reflect their functional maturity.This review explores both canonical markers, such as Dentin Sialophosphoprotein (DSPP), Dentin Matrix Protein 1 (DMP1), Nestin, and Alkaline Phosphatase (ALP), and emerging markers like MAP1B, MAP Tau, and β-catenin. These markers offer valuable insights into the regulation of odontoblast differentiation and the maintenance of their polarized, dentin-secreting phenotype. The review further discusses the experimental applications of these markers in in vitro studies, dental tissue engineering, regenerative endodontics, and drug discovery. Canonical markers are utilized to confirm the maturity of odontoblasts and evaluate bioengineered tissues, while emerging markers reveal potential new targets for enhancing dentin repair and regeneration. Additionally, the role of signaling pathways, including Wnt5a, BMP, and integrin-mediated pathways, in supporting the structural and functional characteristics of mature odontoblasts is discussed. By consolidating current knowledge on these markers and pathways, this review aims to advance the understanding of odontoblast biology and contribute to the development of innovative strategies for dental tissue engineering and regenerative therapies.
9.A Review of Molecular Markers of Mature Odontoblasts and Their Role in Dentin Repair and Regeneration Research
Yoon Seon LEE ; Joo-Cheol PARK ; Won-Jun SON ; Deog-Gyu SEO
Journal of Korean Dental Science 2024;17(4):163-173
The terminal differentiation of odontoblasts is characterized by specific molecular markers that reflect their functional maturity.This review explores both canonical markers, such as Dentin Sialophosphoprotein (DSPP), Dentin Matrix Protein 1 (DMP1), Nestin, and Alkaline Phosphatase (ALP), and emerging markers like MAP1B, MAP Tau, and β-catenin. These markers offer valuable insights into the regulation of odontoblast differentiation and the maintenance of their polarized, dentin-secreting phenotype. The review further discusses the experimental applications of these markers in in vitro studies, dental tissue engineering, regenerative endodontics, and drug discovery. Canonical markers are utilized to confirm the maturity of odontoblasts and evaluate bioengineered tissues, while emerging markers reveal potential new targets for enhancing dentin repair and regeneration. Additionally, the role of signaling pathways, including Wnt5a, BMP, and integrin-mediated pathways, in supporting the structural and functional characteristics of mature odontoblasts is discussed. By consolidating current knowledge on these markers and pathways, this review aims to advance the understanding of odontoblast biology and contribute to the development of innovative strategies for dental tissue engineering and regenerative therapies.
10.A Review of Molecular Markers of Mature Odontoblasts and Their Role in Dentin Repair and Regeneration Research
Yoon Seon LEE ; Joo-Cheol PARK ; Won-Jun SON ; Deog-Gyu SEO
Journal of Korean Dental Science 2024;17(4):163-173
The terminal differentiation of odontoblasts is characterized by specific molecular markers that reflect their functional maturity.This review explores both canonical markers, such as Dentin Sialophosphoprotein (DSPP), Dentin Matrix Protein 1 (DMP1), Nestin, and Alkaline Phosphatase (ALP), and emerging markers like MAP1B, MAP Tau, and β-catenin. These markers offer valuable insights into the regulation of odontoblast differentiation and the maintenance of their polarized, dentin-secreting phenotype. The review further discusses the experimental applications of these markers in in vitro studies, dental tissue engineering, regenerative endodontics, and drug discovery. Canonical markers are utilized to confirm the maturity of odontoblasts and evaluate bioengineered tissues, while emerging markers reveal potential new targets for enhancing dentin repair and regeneration. Additionally, the role of signaling pathways, including Wnt5a, BMP, and integrin-mediated pathways, in supporting the structural and functional characteristics of mature odontoblasts is discussed. By consolidating current knowledge on these markers and pathways, this review aims to advance the understanding of odontoblast biology and contribute to the development of innovative strategies for dental tissue engineering and regenerative therapies.

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