Regular Contributions
Elevated (Pro)renin Receptor Expression by Anti-Cancer Drugs, Carboplatin and Paclitaxel, in Cultured Cancer Cells: Possible Involvement of Apoptosis and Autophagy Yurina Kashio-Yokota, Shigemitsu Sato, Takuo Hirose, Tomoki Watanabe, Akari Endo, Fumihiko Watanabe, Moe Endo, Koji Ohba, Takefumi Mori and Kazuhiro Takahashi [PDF]	Vol. 255, No. 2 pp.91-104, 2021
The Role of Rigid Bronchoscopic Intervention for Bronchial Carcinoid Atsushi Torii, Masahide Oki, Yurika Ishii, Arisa Yamada, Fumie Shigematsu, Akane Ishida, Hideyuki Niwa, Yoshihito Kogure, Chiyoe Kitagawa and Hideo Saka [PDF]	Vol. 255, No. 2 pp.105-110, 2021
GINS Complex Subunit 2 Facilitates Gastric Adenocarcinoma Proliferation and Indicates Poor Prognosis Hongjun Feng, Juntao Zeng, Lei Gao, Zhenzhen Zhou and Liya Wang [PDF]	Vol. 255, No. 2 pp.111-121, 2021
Repeated In-Stent Restenosis Despite Aggressive Lipid Lowering by PCSK-9 Inhibitor Treatment: A Case Report Yasushi Yonezawa, Masashi Sakuma, Shichiro Abe, Ikuko Shibasaki, Shigeru Toyoda and Teruo Inoue [PDF]	Vol. 255, No. 2 pp.123-126, 2021
Prevalence and Clinical Outcomes of Vitamin D Deficiency in COVID-19 Hospitalized Patients: A Retrospective Single-Center Analysis Siamak Afaghi, Farzad Esmaeili Tarki, Fatemeh Sadat Rahimi, Sara Besharat, Shayda Mirhaidari, Anita Karimi and Nasser Malekpour Alamdari [PDF]	Vol. 255, No. 2 pp.127-134, 2021
Acceleration of Fracture Healing in Mouse Tibiae Using Intramedullary Nails Composed of β-Type TiNbSn Alloy with Low Young's Modulus Yu Mori, Hirokazu Fujisawa, Masayuki Kamimura, Atsushi Kogure, Hidetatsu Tanaka, Naoko Mori, Naoya Masahashi and Toshimi Aizawa [PDF]	Vol. 255, No. 2 pp.135-142, 2021
Combined Mutation of the GATA2 Gene and STAT5B Gene in a Patient with Hypogammaglobulinemia and Autoimmunity Zhihui Liu, Pingying Qing, Yi Zhao, Yi Liu and Tony N. Marion [PDF]	Vol. 255, No. 2 pp.143-146, 2021
Adherence to Daily, Weekly, and Monthly Dosing Regimens of Bisphosphonates for Osteoporosis Treatment in Postmenopausal Women in Japan: A Retrospective Study Using Claims Data Yuki Kosaka, Takehiro Sugiyama, Konan Hara and Yasuki Kobayashi [PDF]	Vol. 255, No. 2 pp.147-155, 2021
Immunoglobulin A Vasculitis in a Japanese Patient with Complete Familial Mediterranean Fever Carrying MEFV Exon 10 Mutation Tomomi Sasajima, Yuya Fujita, Yutaka Ejiri, Tomohiro Suzuki, Jun Wada, Kohei Yokose, Shuhei Yoshida, Haruki Matsumoto, Tomoyuki Asano, Shuzo Sato, Makiko Yashiro-Furuya, Naoki Matsuoka, Jumpei Temmoku, Toru Yago, Hiroshi Watanabe and Kiyoshi Migita [PDF]	Vol. 255, No. 2 pp.157-162, 2021
Vascular Behcet's Disease Preceded by Fever of Unknown Origin: Usefulness of Ultrasonography for the Detection of Large-Vessel Vasculitis Haruki Matsumoto, Makiko Yashiro-Furuya, Yuya Fujita, Tomoyuki Asano, Tatsuhiko Mori, Shuzo Sato, Jumpei Temmoku, Naoki Matsuoka, Hiroshi Watanabe, Eiji Suzuki and Kiyoshi Migita [PDF]	Vol. 255, No. 2 pp.163-169, 2021
Circular RNA hsa_circ_0103552 Promotes Proliferation, Migration, and Invasion of Breast Cancer Cells through Upregulating Cysteine-Rich Angiogenic Inducer 61 (CYR61) Expression via Sponging MicroRNA-515-5p Qi Huang, Yujun He, Xiaohua Zhang and Lingji Guo [PDF]	Vol. 255, No. 2 pp.171-181, 2021