Publications by authors named "T Tazawa"

The culture filtrate extract of golden bootleg (Phaeolepiota aurea) exhibited strong antifungal activity in a bioassay for volatile compounds. Purification of active compounds through silica gel column chromatography and high performance liquid chromatography isolated two compounds, 1 and 2, with molecular weights of 234 and 259, respectively, as confirmed by mass spectrometry. Nuclear magnetic resonance analysis identified these compounds as new sesquiterpenoids with the α-bourbonene skeleton.

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  • Thoracic spine manipulation (TSM) enhances the range of motion in the thoracic spine and reduces pain and disability in patients with mechanical neck pain.
  • In a randomized controlled trial, participants were divided into TSM and sham manipulation groups, assessing outcomes through pain ratings, disability indices, and range of motion at multiple time points.
  • Results showed TSM significantly reduced pain during neck rotation compared to sham manipulation, suggesting TSM could improve treatment outcomes for neck pain patients.
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  • The shoulder joint is complex and unstable but maintains stability through coordinated muscle contractions and the properties of soft tissues like ligaments and the joint capsule.
  • The study developed a detailed musculoskeletal model to simulate shoulder movement and soft-tissue deformation using a combination of rigid-body and soft-body mechanics.
  • The model aims to analyze shoulder movements and identify issues like rotator cuff impingement, with the goal of aiding in disease understanding and treatment development.
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Skeletal muscle generates heat via contraction-dependent (shivering) and independent (nonshivering) mechanisms. While this thermogenic capacity of skeletal muscle undoubtedly contributes to the body temperature homeostasis of animals and impacts various cellular functions, the intracellular temperature and its dynamics in skeletal muscle in vivo remain elusive. We aimed to determine the intracellular temperature and its changes within skeletal muscle in vivo during contraction and following relaxation.

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We report the case of a 65-year-old woman whose colonoscopy revealed a soft submucosal tumor approximately 7 cm in diameter in the ascending colon with an overlying flat lesion. The tumor was diagnosed as a lipoma with an overlying adenoma. Endoscopic submucosal dissection (ESD) was performed.

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