Kyoto University · Medicine
Professor Masato Takeuchi's research lab specializes in clinical and translational research focused on metabolic and renal diseases, with a strong emphasis on diabetes mellitus (T2DM), chronic kidney disease (CKD), and pediatric gastrointestinal disorders such as intussusception and Kawasaki disease. The lab investigates the long-term outcomes of diabetes therapies—particularly SGLT2 inhibitors—on renal function, while also exploring novel molecular targets like FFA1 and GPR120 receptors in metabolic regulation. Additionally, the lab contributes to epidemiological understanding of disease burden in Japan, including risk stratification tools for treatment resistance in Kawasaki disease and comparative effectiveness of surgical versus medical interventions in pediatric conditions like intussusception and idiopathic hypertrophic pyloric stenosis (IHPS).
Figures are computed from collected data and may differ slightly.
This is currently the largest survey of childhood intussusception in Asia using a standardized case definition. Our results provide an estimate of the baseline risk of intussusception in Japan, and it is higher than the risk observed in other countries.
In a matched cohort of T2DM patients, SGLT2i use was associated with preserved renal function relative to o-GLM use over 2 to 4 years.
The prevalence of CKD in Japan has increased over the past decade. However, recognition of CKD is likely suboptimal and there is room to improve the management of comorbid DM and HT.
The RF classifier reliably identified KD patients at high risk for IVIG resistance, presenting clinical markers relevant to treatment failure. Evaluation in other patient populations is required to determine whether this risk assessment tool relying on RF has clinical value.
BACKGROUND AND PURPOSE The free fatty acid FFA1 receptor and GPR120 are GPCRs whose endogenous ligands are medium- and long-chain FFAs, and they are important in regulating insulin and GLP-1 secretion respectively. Given that the ligands of FFA1 receptor and GPR120 have similar properties, selective pharmacological tools are required to study their functions further. EXPERIMENTAL APPROACH We used a docking simulation approach using homology models for each receptor. Biological activity was asses
Surgery remains the suitable standard management option for IHPS, with its high success rate, minimal complications and shorter hospital stay compared with i.v. atropine therapy.
The 70-kDa heat shock protein (Hsp70) family of molecular chaperones cooperates with cofactors to promote protein folding, assembly of protein complexes and translocation of proteins across membranes. Although many cofactors of cytosolic Hsp70s have been identified, knowledge about cofactors of BiP/Kar2p, an endoplasmic reticulum (ER)-resident Hsp70, is still poor. Here we propose the Saccharomyces cerevisiae protein Rot1p as a possible cofactor of BiP/Kar2p involved in protein folding. Rot1p wa
Molecular chaperones prevent aggregation of denatured proteins in vitro and are thought to support folding of diverse proteins in vivo. Chaperones may have some selectivity for their substrate proteins, but knowledge of particular in vivo substrates is still poor. We here show that yeast Rot1, an essential, type-I ER membrane protein functions as a chaperone. Recombinant Rot1 exhibited antiaggregation activity in vitro, which was partly impaired by a temperature-sensitive rot1-2 mutation. In viv
Exposure to these four metals during pregnancy was not associated with isolated cleft L/P at the low exposure level in our cohort.
This study estimated that the incidence of DKA was 0.48/1000 patient-years in Japan, similar to previous studies. We also found that underuse of glucose-lowering medication was common among patients hospitalized for DKA. KEY POINTS The population-based incidence of DKA in T2DM is largely unknown. In Japan, the estimated DKA incidence was 0.48/1000 (95% CI, 0.38-0.60/1000) patient-years. Drug-induced DKA is an emerging research area, and our results can be applied to evaluating the risk of DKA.
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