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  1. Article

    Open Access

    A case of successful contribution of therapeutic drug monitoring of valganciclovir as the prophylaxis against cytomegalovirus infection in a lung transplant recipient

    Ganciclovir and its prodrug, valganciclovir, are first-line agents for cytomegalovirus infection prophylaxis after lung transplantation. Although valganciclovir prophylaxis is known to result in severe leukope...

    Yoshiki Katada, Keisuke Umemura in Journal of Pharmaceutical Health Care and … (2024)

  2. Article

    Open Access

    Correction: Preparation and pharmaceutical properties of Hangeshashinto oral ointment and its safety and efficacy in Syrian hamsters with 5-fluorouracil-induced oral mucositis

    Takashi Ogihara, Masato Kagawa, Rintarou Yamanaka in Journal of Natural Medicines (2024)

  3. Article

    Open Access

    Comparison of cisplatin-based versus standard preoperative chemotherapy in patients with operable triple-negative breast cancer: propensity score matching and inverse probability of treatment weighting analysis

    The efficacy of carboplatin is non-equivalent to that of cisplatin (CDDP) for various tumor types in curative settings. However, the role of CDDP in operable triple-negative breast cancer (TNBC) patients remai...

    Ayane Yamaguchi, Kosuke Kawaguchi, Kana Kawanishi in Breast Cancer Research and Treatment (2024)

  4. No Access

    Article

    Low serum concentrations of bevacizumab and nivolumab owing to excessive urinary loss in patients with proteinuria: a case series

    Proteinuria can cause interindividual variability in the pharmacokinetics of therapeutic antibodies and may affect therapeutic efficacy. Here, we measured the serum and urinary concentrations of bevacizumab (B...

    Takashi Masuda, Taro Funakoshi, Takahiro Horimatsu in Cancer Chemotherapy and Pharmacology (2024)

  5. Article

    Open Access

    Removal rate of 5-fluorouracil and its metabolites in patients on hemodialysis: a report of two cases of colorectal cancer patients with end-stage renal failure

    Hyperammonemia is a serious adverse effect of 5-fluorouracil (5FU) administration. Hemodialysis can be used for its management, but detailed data on the concentrations and removal rate of 5FU and its metabolit...

    Hirotaka Imamaki, Mitsuaki Oura, Fumiya Oguro in Cancer Chemotherapy and Pharmacology (2024)

  6. Article

    Open Access

    Preparation and pharmaceutical properties of Hangeshashinto oral ointment and its safety and efficacy in Syrian hamsters with 5-fluorouracil-induced oral mucositis

    Chemotherapy-induced oral mucositis (COM) is a common adverse effect of cancer chemotherapy. Several clinical studies reported that repetitive use of mouthwashes containing 2.5–6.25% Hangeshashinto (HST), a Ka...

    Takashi Ogihara, Masato Kagawa, Rintarou Yamanaka in Journal of Natural Medicines (2023)

  7. Article

    Open Access

    Use of proton pump inhibitors and macrolide antibiotics and risk of acute kidney injury: a self-controlled case series study

    Proton pump inhibitors (PPIs) are widely used for the treatment of gastrointestinal disorders such as peptic ulcer disease and dyspepsia. However, several studies have suggested that PPI use increases the risk...

    Keiko Ikuta, Shunsaku Nakagawa, Chinami Yamawaki, Kotaro Itohara in BMC Nephrology (2022)

  8. Article

    Open Access

    Association between time in therapeutic range of tacrolimus blood concentration and acute rejection within the first three months after lung transplantation

    Tacrolimus is a key drug in immunosuppressive therapy following lung transplantation. The blood tacrolimus levels are likely to fluctuate in the early postoperative period, and failure to maintain the tacrolim...

    Yoshiki Katada, Shunsaku Nakagawa in Journal of Pharmaceutical Health Care and … (2022)

  9. No Access

    Article

    N-terminus of Etanercept is Proteolytically Processed by Dipeptidyl Peptidase-4

    Biologics are structurally heterogeneous and can undergo biotransformation in the body. Etanercept (ETN) is a fusion protein composed of a soluble tumor necrosis factor (TNF) receptor and the Fc portion of hum...

    Sho Masui, Atsushi Yonezawa, Kotoko Yokoyama, Noriko Iwamoto in Pharmaceutical Research (2022)

  10. Article

    Open Access

    Pharmacist-physician collaborative care for outpatients with left ventricular assist devices using a cloud-based home medical management information-sharing system: a case report

    The standard anticoagulation therapy for patients implanted with left ventricular assist devices (LVADs) includes warfarin therapy. We developed a cloud-based home medical management information-sharing system...

    Yoshiki Katada, Atsushi Yonezawa in Journal of Pharmaceutical Health Care and … (2021)

  11. Article

    Open Access

    Correction to: Successful management of hyperammonemia with hemodialysis on day 2 during 5‑fluorouracil treatment in a patient with gastric cancer: a case report with 5‑fluorouracil metabolite analyses

    After publication in volume 86, issue 5, page 693–699 the author decided to opt for Open Choice and to make the article an Open Access publication.

    Yoshinao Ozaki, Hirotaka Imamaki, Aki Ikeda in Cancer Chemotherapy and Pharmacology (2021)

  12. Article

    Open Access

    Successful management of hyperammonemia with hemodialysis on day 2 during 5-fluorouracil treatment in a patient with gastric cancer: a case report with 5-fluorouracil metabolite analyses

    Hyperammonemia is an important adverse event associated with 5-fluorouracil (5FU) from 5FU metabolite accumulation. We present a case of an advanced gastric cancer patient with chronic renal failure, who was t...

    Yoshinao Ozaki, Hirotaka Imamaki, Aki Ikeda in Cancer Chemotherapy and Pharmacology (2020)

  13. Article

    Open Access

    Effect of riboflavin deficiency on development of the cerebral cortex in Slc52a3 knockout mice

    Riboflavin transporter 3 (RFVT3), encoded by the SLC52A3 gene, is important for riboflavin homeostasis in the small intestine, kidney, and placenta. Our previous study demonstrated that Slc52a3 knockout (Slc52a3−...

    Congyun **, Atsushi Yonezawa, Hiroki Yoshimatsu, Satoshi Imai in Scientific Reports (2020)

  14. No Access

    Article

    Concentration and Glycoform of Rituximab in Plasma of Patients with B Cell Non-Hodgkin’s Lymphoma

    Therapeutic antibodies have heterogeneities in their structures, although its structural alteration in the body is unclear. Here, we analyzed the change of amino acid modifications and carbohydrate chains of r...

    Atushi Yonezawa, Yuki Otani, Toshiyuki Kitano, Mayuko Mori in Pharmaceutical Research (2019)

  15. No Access

    Article

    Effects of fasting on warfarin sensitivity index in patients undergoing cardiovascular surgery

    Warfarin shows large inter- and intra-individual variabilities in its pharmacokinetics and pharmacodynamics. Sufficient understanding of factors affecting the response to warfarin is necessary to achieve impro...

    Yoshiki Katada, Shunsaku Nakagawa in European Journal of Clinical Pharmacology (2019)

  16. Article

    Open Access

    Taxanes and platinum derivatives impair Schwann cells via distinct mechanisms

    Impairment of peripheral neurons by anti-cancer agents, including taxanes and platinum derivatives, has been considered to be a major cause of chemotherapy-induced peripheral neuropathy (CIPN), however, the pr...

    Satoshi Imai, Madoka Koyanagi, Ziauddin Azimi, Yui Nakazato in Scientific Reports (2017)

  17. No Access

    Article

    Accumulation of alpha-fluoro-beta-alanine and fluoro mono acetate in a patient with 5-fluorouracil-associated hyperammonemia

    High-dose 5-fluorouracil (5-FU) containing chemotherapy occasionally causes hyperammonemia and can be lethal. However, the mechanism of 5FU-associated hyperammonemia has not been known. The aim of this study w...

    Yoshitaka Nishikawa, Taro Funakoshi in Cancer Chemotherapy and Pharmacology (2017)

  18. Article

    Open Access

    Chemotherapy for primary mediastinal yolk sac tumor in a patient undergoing chronic hemodialysis: a case report

    The safety and efficacy of chemotherapy for patients undergoing concomitant hemodialysis have not been fully established and optimal doses of anti-cancer drugs and best timing of hemodialysis remains unclear. ...

    Haruki Hirakawa, Chiho Nakashima, Tomomi Nakamura in Journal of Medical Case Reports (2017)

  19. Article

    Open Access

    Disruption of Slc52a3 gene causes neonatal lethality with riboflavin deficiency in mice

    Homeostasis of riboflavin should be maintained by transporters. Previous in vitro studies have elucidated basic information about riboflavin transporter RFVT3 encoded by SLC52A3 gene. However, the contribution of...

    Hiroki Yoshimatsu, Atsushi Yonezawa, Kaori Yamanishi, Yoshiaki Yao in Scientific Reports (2016)