Publications by authors named "Takanori Kawasaki"

Rivaroxaban, a direct oral anticoagulant, is effective against venous thromboembolism (VTE) recurrence without increasing the risk of major bleeding in patients with cancer-associated venous thromboembolism (CAT). However, its clot regression effects are poorly understood. This single-arm, prospective interventional study aimed to investigate the clot regression effects of rivaroxaban in 40 CAT patients, through a contrast-enhanced computed tomography at baseline, 3 weeks, and 3 months of rivaroxaban treatment.

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Introduction: Anticoagulant therapy in patients with cancer with venous thromboembolism (VTE) increases the risk of both VTE recurrence and haemorrhagic complication. Direct oral anticoagulants (DOACs) have been shown to be effective in preventing VTE recurrence, and comparable to conventional therapy in preventing VTE recurrence in patients with advanced cancer. Rivaroxaban is a DOAC that causes thrombus regression, possibly through a profibrinolytic effect.

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In earlier studies, we developed in vivo tissue-engineered, autologous, small-caliber vascular grafts, called "biotubes," which withstand systemic blood pressure and exhibit excellent performance as small-caliber vascular prostheses in animal models. However, biotube preparation takes 4 weeks; therefore, biotubes cannot be applied in emergency situations. Moreover, for responses to various types of surgery, grafts should ideally be readily available in advance.

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Background: Sexual dimorphisms are well recognized in various cardiac diseases such as ischemic cardiomyopathy (ICM), hypertrophic cardiomyopathy (HCM) and dilated cardiomyopathy (DCM). Thorough understanding of the underlying genetic programs is crucial to optimize treatment strategies specified for each gender. By performing meta-analysis and microarray analysis, we sought to comprehensively characterize the sexual dimorphisms in the healthy and diseased heart at the level of both mRNA and miRNA transcriptome.

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Article Synopsis
  • Whole organ tissue engineering is a promising approach for treating end-stage organ failure, but current decellularization methods like SDS have significant drawbacks.
  • A study compared the effectiveness of a new detergent, sodium lauryl ether sulfate (SLES), to SDS for decellularizing rat heart and kidney organs.
  • Results indicated that SLES better preserved the extracellular matrix structure, minimized inflammation, and reduced platelet adhesion, suggesting it could be a superior alternative to SDS for preparing transplantable organs.
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We investigated changes of the complexity of coronary artery disease (CAD) after drug-eluting stent (DES) implantation using SYNTAX score and the predictor of worsened SYNTAX score at follow-up. 116 consecutive patients who underwent de novo PCI with first-generation DES were enrolled. SYNTAX scores were obtained from coronary angiography before PCI, just after final PCI and at follow-up after 6-8 months and investigated.

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