Atsushi Sugimoto

ORCID: 0000-0003-3311-2562
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About
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Research Areas
  • Gastric Cancer Management and Outcomes
  • Chemical Synthesis and Reactions
  • Organic Chemistry Cycloaddition Reactions
  • Colorectal Cancer Surgical Treatments
  • Oxidative Organic Chemistry Reactions
  • Insect-Plant Interactions and Control
  • Colorectal Cancer Treatments and Studies
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Insect behavior and control techniques
  • Enhanced Recovery After Surgery
  • Synthesis and Catalytic Reactions
  • Genetic factors in colorectal cancer
  • Esophageal Cancer Research and Treatment
  • Cancer-related molecular mechanisms research
  • Fibroblast Growth Factor Research
  • Cancer Diagnosis and Treatment
  • T-cell and B-cell Immunology
  • Chemokine receptors and signaling
  • Nutrition and Health in Aging
  • Robotics and Automated Systems
  • Microbial metabolism and enzyme function
  • Immune Response and Inflammation
  • Cardiac, Anesthesia and Surgical Outcomes
  • Colorectal and Anal Carcinomas
  • Pancreatic and Hepatic Oncology Research

Osaka Metropolitan University
2022-2025

Osaka University
2017-2025

Mitsui Memorial Hospital
2025

Center for Digestive and Liver Diseases
2025

Columbia University
2025

Chuo University
2022-2024

Mitsubishi Gas Chemical (Japan)
2020-2023

Tokyo Metropolitan University
2023

Osaka City University
2018-2022

Baba Memorial Hospital
2022

Abstract Hepatic stellate cells (HSCs) have a central pathogenetic role in the development of liver fibrosis. However, their fibrosis-independent and homeostatic functions remain poorly understood 1–5 . Here we demonstrate that genetic depletion HSCs changes WNT activity zonation hepatocytes, leading to marked alterations regeneration, cytochrome P450 metabolism injury. We identify R-spondin 3 (RSPO3), an HSC-enriched modulator signalling, as responsible for these hepatocyte-regulatory...

10.1038/s41586-025-08677-w article EN cc-by Nature 2025-03-12

Foxp3-expressing regulatory T cells (Tregs) can be generated in vitro by antigenic stimulation of conventional (Tconvs) the presence TGF-β and IL-2. However, unlike Foxp3 + naturally occurring Tregs, such induced Tregs (iTregs) are functionally unstable mainly because incomplete Treg-type epigenetic changes at Treg signature genes as . Here we show that deprivation CD28 costimulatory signal an early stage iTreg generation is able to establish Treg-specific DNA hypomethylation genes. It was...

10.1073/pnas.1922600117 article EN cc-by-nc-nd Proceedings of the National Academy of Sciences 2020-05-15

We have previously reported that chemokine (C-X-C motif) receptor 2 (CXCR2) signaling was associated with the malignant progression of gastric cancer (GC). thus examined clinicopathological significance CXCR2 ligands, CXCL1, CXCL2, CXCL3, CXCL5, CXCL6, CXCL7, and CXCL8, in GC.The expression ligands 590 GC cases investigated by immunohistochemistry.The as follows: 46.2% (257/557); 20.7% (122/590); 17.1% (101/589); CXCL5/CXCL6, 2.9% (17/589); 36.4% (215/590); CXCL8 1.7% (10/585) cases. High...

10.21873/anticanres.13879 article EN Anticancer Research 2019-12-01

Systemic inflammation is recognized as a hallmark of cancer that contributes to tumor development and progression in various malignancies. The Naples prognostic score (NPS) was established indicator for colorectal (CRC). This study aims examine the predictive value NPS survival CRC patients undergoing curative resection by propensity matching (PSM) analysis.A total 533 were enrolled this study. Overall (OS) disease-free (DFS) compared between high-NPS low-NPS groups. A time-dependent...

10.1186/s12876-023-02722-6 article EN cc-by BMC Gastroenterology 2023-03-25

Reduction in skeletal muscle mass during chemotherapy is associated with poor outcomes. This study investigated the impact of changes psoas index (PMI) on prognosis patients unresectable colorectal liver metastases (CRLM) undergoing chemotherapy, including subgroup analyses based initial treatment response assessment.

10.21873/cdp.10414 article EN other-oa Cancer Diagnosis & Prognosis 2025-01-03

Estrogen deficiency following menopause increases receptor activator of nuclear factor-kappa B ligand (RANKL) expression in osteoblasts, thereby promoting osteoclast differentiation, and enhances T cell-derived tumor necrosis factor-alpha (TNFα) production, which induces sclerostin osteocytes, inhibiting bone formation. This study aimed to develop a novel uncoupling therapeutic agent for osteoporosis. We developed microglial healing peptide 1 with N-terminal acetylation C-terminal amidation...

10.1016/j.bone.2025.117440 article EN cc-by-nc-nd Bone 2025-03-01

Although annexin A1 (ANXA1) is known to mediate inflammatory responses through N-formyl peptide receptor 2 (FPR2), the role of ANXA1-FPR2 signaling pathway in periodontal disease remains unclear. This study investigated contribution this pathophysiology disease. Using a ligature-induced mouse model, we performed histologic analyses examine ANXA1 and FPR2 expression. We observed upregulation within gingiva ligament. In vitro analysis human ligament cells revealed that interleukin 1β...

10.1177/00220345251322151 article EN other-oa Journal of Dental Research 2025-03-19

Antigen-specific oral tolerance is effective in preventing harmful immune responses antigen-non- sensitized animals but difficult to induce those already antigen-primed. Here, we show mice that feeding of antigen-containing diet generates mesenteric lymph nodes and intestinal lamina propria peripherally derived regulatory T (pTreg) cells exhibit a terminally differentiated effector phenotype as seen with tissue-resident thymus-derived Treg (tTreg) cells. Antigen also enables the generated...

10.1101/2025.04.02.646742 preprint EN cc-by-nc-nd 2025-04-08

The widely used sodium channel blocker tetrodotoxin (TTX) is a compound that has six hydroxyl residues at the C-4, C-6, C-8, C-9, C-10, and C-11 positions in addition to guanidinium group, which positively charged biological pH range. Thirteen analogs of this toxin with structural modifications involving one or more these hydroxyls were examined on their affinity rat brain membrane preparation, known contain channels abundantly. equilibrium dissociation constants associated binding TTX its...

10.1016/s0022-3565(24)38322-3 article EN Journal of Pharmacology and Experimental Therapeutics 1999-06-01

Abstract Apples are well known to have various benefits for the human body. Procyanidins a class of polyphenols found in apples that demonstrated effects on circulatory system and skeletal organs. Osteoarthritis (OA) is locomotive syndrome histologically characterized by cartilage degeneration associated with impairment proteoglycan homeostasis chondrocytes. However, no useful therapy has been developed date. In present study, we detected beneficial apple or their procyanidins homeostasis....

10.1038/s41598-018-25348-1 article EN cc-by Scientific Reports 2018-05-02

Pyrroloquinoline quinone (PQQ) is contained in fruits and vegetables human breast milk. It has been reported that PQQ high reactivity changes to an imidazole structure (imidazole pyrroloquinoline) by a reaction with amino acid at ratio nature. A comparative study was conducted clarify physiological effects including neuroprotective effects, growth-promoting effect, antioxidative stimulatory effect on mitochondriogensis of pyrroloquinoline (IPQ) using neuroblastoma cell line hepatocellular...

10.1016/j.heliyon.2020.e03240 article EN cc-by Heliyon 2020-01-01

Introduction Thrombospondin-4 [1] is an extracellular glycoprotein involved in wound healing and tissue remodeling. Although THBS4 reportedly frequently expressed solid tumors, there are few reports of the clinicopathological features carcinomas with expression. We evaluated clinicopathologic significance expression gastric carcinoma (GC). Materials methods retrospectively analyzed cases 584 GC patients. The each tumor was by immunohistochemistry. then divided patients into THBS4-high (n =...

10.1371/journal.pone.0224727 article EN cc-by PLoS ONE 2019-11-08

Abstract Background Postoperative anastomotic leakage (AL) is associated with not only prolonged hospital stay and increased medical costs, but also poor prognosis in esophageal cancer. Several studies have addressed the utility of various inflammation-based and/or nutritional markers as predictors for postoperative complications. However, none been documented specific AL We aimed to identify after esophagectomy thoracic cancer, focusing on preoperative markers. Methods retrospectively...

10.1186/s12893-021-01344-7 article EN cc-by BMC Surgery 2021-09-21

Because of the scanty pipeline antibiotics newly obtained from nature, chemical modification established drugs is one major streams current antibacterial research. Intuitive and easy-to-use assays are critical for identifying drug candidates with novel modes action. In this study, we demonstrated that metabolic fluorescent staining growing cell walls a powerful tool mode-of-action analyses using Streptococcus pyogenes. A set cell-wall-inhibiting (bacitracin, D-cycloserine, flavomycin,...

10.1038/s41598-017-01267-5 article EN cc-by Scientific Reports 2017-04-19

Cancer stem cells (CSCs) play an important role in the progression of carcinoma and have a high potential for survival stress environments. However, mechanisms CSCs been unclear. The aim this study was to clarify significance autophagy systems under Four gastric cancer cell line were used. Side population (SP) sorted from parent cells, as CSC rich cells. expression markers examined by RT-PCR. viability starvation hypoxia evaluated. level molecule LC3B-II western blot. numbers autophagosomes...

10.1038/s41598-021-00155-3 article EN cc-by Scientific Reports 2021-10-19

The purpose of this study was to investigate whether a three-direction accelerometer is useful for measuring daily physical activity. Physical activity, being an important part human behavior, may be related various aspects health and disease. In study, the relationship between intensity each action (Actigraph) output compared in 10 healthy subjects under free-living conditions. Subjects wore Actigraph on their non-dominant wrist filled out activity check list (self-report) throughout...

10.2340/1650197719973742 article EN Journal of Rehabilitation Medicine 1997-03-01

Abstract Fibroblast growth factor receptor 2 (FGFR2) has two isoforms: IIIb type and IIIc type. Clinicopathologic significance of these FGFR2 subtypes in gastric cancer remains to be known. This study aimed clarify the clinicopathologic difference FGFR2IIIb and/or FGFR2IIIc overexpression. A total 562 patients who underwent gastrectomy was enrolled. The expressions were retrospectively examined by immunohistochemistry or fluorescence situ hybridization (FISH) using tumors. We evaluated...

10.1038/s41598-021-84107-x article EN cc-by Scientific Reports 2021-02-25
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