Concepedia

Author

Ryuichi Hirayama

The University of OsakaORCID

Also Known As

Hirayama Ryuichi, P. Steiner, R Hirayama, R. Hirayama, RYUICHI HIRAYAMA, Ren Hirayama, Renzo Hirayama, Ryuichi Hirayama

116

Publications

1.6K

Citations

15

H-Index

57

Concepts

All Affiliations

The University of OsakaTokyo Medical and Dental UniversitySaitama Medical UniversityOsaka International Cancer InstituteHiroshima University
RH

About

Ryuichi Hirayama is an author at The University of Osaka specializing in medicine, pathology, and cancer research.

Top Concepts

#ConceptH-IndexPublicationsCitations

1

Medicine

10

10

883

2

Health Sciences

3

3

68

3

Cell Biology

2

2

31

4

Engineering

1

1

11

5

Anatomy

1

1

13

Ryuichi Hirayama

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18

Publications

1.3K

Citations

13

H-Index

YearCitations

Total colectomy, mucosal proctectomy, and ileoanal anastomosis

J. Utsunomiya, Takeo Iwama∥, M Imajo,

Diseases of the Colon & Rectum

1980

686

Both gene expression for orotate phosphoribosyltransferase and its ratio to dihydropyrimidine dehydrogenase influence outcome following fluoropyrimidine-based chemotherapy for metastatic colorectal cancer

Wataru Ichikawa, Hiroyuki Uetake, Yoshinori Shirota,

British Journal of Cancer

2003

128

Different spatial distributions of brain metastases from lung cancer by histological subtype and mutation status of epidermal growth factor receptor

Koji Takano, Manabu Kinoshita, Masatoshi Takagaki,

Neuro-Oncology

2015

98

Thymidylate synthase predictive power is overcome by irinotecan combination therapy with S-1 for gastric cancer

Wataru Ichikawa, Takehiro Takahashi, K. Suto,

British Journal of Cancer

2004

83

Clinical characteristics of meningiomas assessed by 11C-methionine and 18F-fluorodeoxyglucose positron-emission tomography

Hideyuki Arita, Manabu Kinoshita, Yoshiko Okita,

Journal of Neuro-Oncology

2011

44

Safety and efficacy of an anti-claudin-5 monoclonal antibody to increase blood–brain barrier permeability for drug delivery to the brain in a non-human primate

Keisuke Tachibana, Yosuke Hashimoto, Keisuke Shirakura,

Journal of Controlled Release

2021

41

GERM CELL TUMOURS

V. Kannan, B. K. Misra, Anila Kapadia,

Neuro-Oncology

2014

26

Impact of Inversion Time for FLAIR Acquisition on the T2-FLAIR Mismatch Detectability for IDH-Mutant, Non-CODEL Astrocytomas

Manabu Kinoshita, Hideyuki Arita, Masamichi Takahashi,

Frontiers in Oncology

2021

25

Training to acquire psychomotor skills for endoscopic endonasal surgery using a personal webcam trainer

Ryuichi Hirayama, Yasunori Fujimoto, Masao Umegaki,

Journal of neurosurgery

2013

22

Serum soluble interleukin-2 receptor (IL-2R) and immunohistochemical staining of IL-2R/Tac antigen in colorectal cancer

H. Sakata, S. Murakami, Ryuichi Hirayama

International Journal of Clinical Oncology

2002

21

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