院長は東北大学在籍時から現在（北海道大学非常勤講師）に至るまで研究活動に携わっております。
歯の神経の治療（根管治療）は非常に難しい治療です。「薬だけで治せるようになれたら良いのに…」を常にイメージしながら研究を行っていました。一部の業績を掲載させていただきますので、ご興味ありましたらお問い合わせください。
Distribution and possible function of transient receptor potential melastatin-7 in the rat cranial sensory ganglia.
Hiroka Tsumaki, Tomohiro Fukunaga, Kaori Takahashi, Takehiro Yajima, Kenji Imamachi, Yuji Hatakeyama, Hiroyasu Kanetaka, Shigeru Takahashi, Tadasu Sato
Biomedical research (Tokyo, Japan) 2025
Neural sodium voltage-gated channel beta subunit 3 and alpha subunit 7 distributions in mouse periodontal ligaments after experimental tooth movement
Tessei Nagayama, Tomohiro Fukunaga, Takehiro Yajima, Shohei Shigemi, Mayuri Sakamoto, Masahiro Seiryu, Hiroyuki Ichikawa, Itaru Mizoguchi, Tadasu Sato
Clinical and Investigative Orthodontics 2024
Distribution of alpha‐synuclein in rat salivary glands
Tomiko Nishitani, Yoshihiro Mitoh, Takehiro Yajima, Daisuke Tachiya, Tomohiro Hoshika, Tomohiro Fukunaga, Yoshihiro Nishitani, Ryusuke Yoshida, Itaru Mizoguchi, Hiroyuki Ichikawa …
The Anatomical Record 2024
Distribution and anti-nociceptive function of endomorphin-1 in the rat cranial sensory ganglia.
Shun Sato, Tadasu Sato,Takehiro Yajima, Daisuke Tachiya, Tetsu Takahashi, Shinnosuke Nogami, Masahiro Saito, Kensuke Yamauchi, Hiroyuki Ichikawa
Biomedical research (Tokyo, Japan) 2024
The role of TRPV2 as a regulator on the osteoclast differentiation during orthodontic tooth movement in rats
Shohei Shigemi, Tadasu Sato, Mayuri Sakamoto, Takehiro Yajima, Takahiro Honda, Hiroka Tsumaki, Toru Deguchi, Hiroyuki Ichikawa, Tomohiro Fukunaga, Itaru Mizoguchi
Scientific Reports 2023
Transient receptor potential melastatin-7 in the rat dorsal root ganglion.
Takehiro Yajima, Tadasu Sato, Hiroshi Hosokawa, Teruyoshi Kondo, Hiroyuki Ichikawa
Journal of chemical neuroanatomy 2022
Innervation of the human minor salivary glands; immunohistochemical study for neurochemical substances.
Ayumi Sato, Takehiro Yajima, Daisuke Tachiya, Hiroyuki Ichikawa, Tadasu Sato
Tissue & cell 2022
Distribution and possible function of galanin about headache and immune system in the rat dura mater.
Kenichiro Shimazaki, Takehiro Yajima, Hiroyuki Ichikawa, Tadasu Sato
Scientific reports 2022
Distribution of alpha-synuclein in the rat cranial sensory ganglia, and oro-cervical regions.
Tadasu Sato, Takehiro Yajima, Shiori Saijyo, Kenichiro Shimazaki, Tomiko Nishitani, Tomohiro Hoshika, Yoshihiro Nishitani, Hiroyuki Ichikawa, Itaru Mizoguchi, Tomohiro Fukunaga
Annals of anatomy = Anatomischer Anzeiger : official organ of the Anatomische Gesellschaft 2021
Distribution of neuronal cells which contain dopamine β-hydroxylase, tyrosine hydroxylase, neuropeptide Y and vasoactive intestinal polypeptide in the human internal carotid nerve.
Tadasu Sato, Takehiro Yajima, Souichi Kokubun, Daisuke Tachiya, Hiroyuki Ichikawa
Anatomical record (Hoboken, N.J. : 2007) 2021
Parasympathetic neurons in the human submandibular ganglion.
Mutsuko Kawashima, Takehiro Yajima, Daisuke Tachiya, Souichi Kokubun, Hiroyuki Ichikawa, Tadasu Sato
Tissue & cell 2021
Orexin A and B in the rat superior salivatory nucleus.
Tadasu Sato, Takehiro Yajima, Masako Fujita, Motoi Kobashi, Hiroyuki Ichikawa, Ryusuke Yoshida, Yoshihiro Mitoh
Autonomic neuroscience : basic & clinical 2020
Effects of trigeminal nerve injury on the expression of galanin and its receptors in the rat trigeminal ganglion.
Fei Liu, Takehiro Yajima, Min Wang, Jie-Fei Shen, Hiroyuki Ichikawa, Tadasu Sato
Neuropeptides 2020
Sensory neurons in the human jugular ganglion.
Keiichiro Atsumi, Takehiro Yajima, Daisuke Tachiya, Souichi Kokubun, Noriaki Shoji, Takashi Sasano, Hiroyuki Ichikawa, Tadasu Sato
Tissue & cell 2020
Distribution of postganglionic neurons which contain dopamine β-hydroxylase, tyrosine hydroxylase, neuropeptide Y and vasoactive intestinal polypeptide in the human middle cervical ganglion.
Kokubun S, Sato T, Yajima T, Ichikawa H
Tissue & cell 2019
Transient receptor potential melastatin-3 in the rat sensory ganglia of the trigeminal, glossopharyngeal and vagus nerves.
Takehiro Yajima, Tadasu Sato, Kenichiro Shimazaki, Hiroyuki Ichikawa
Journal of chemical neuroanatomy 2019
The transient receptor potential cation channel subfamily V members 1 and 2, P2X purinoceptor 3 and calcitonin gene-related peptide in sensory neurons of the rat trigeminal ganglion, innervating the periosteum, masseter muscle and facial skin.
Maki Sato, Tadasu Sato, Takehiro Yajima, Kenichiro Shimazaki, Hiroyuki Ichikawa
Archives of oral biology 2018
Innervation of the Human Incisive Papilla: Comparison with Other Oral Regions.
Chiaki Endo, Tadasu Sato, Takehiro Yajima, Kaoru Igarashi, Hiroyuki Ichikawa
Cells, tissues, organs 2018
Distribution of CGRP and TRPV2 in Human Paranasal Sinuses.
Tadasu Sato, Nobuyuki Sasahara, Noriyuki Kanda, Yu Sasaki, Yu Yamaguma, Souichi Kokubun, Takehiro Yajima, Hiroyuki Ichikawa
Cells, tissues, organs 2017
Sensory Neurons in the Human Geniculate Ganglion.
Tadasu Sato, Yu Yamaguma, Yu Sasaki, Noriyuki Kanda, Nobuyuki Sasahara, Souichi Kokubun, Takehiro Yajima, Hiroyuki Ichikawa
Cells, tissues, organs 2017
TRPC1, TRPC3, and TRPC4 in Rat Orofacial Structures.
Masatoshi Fujita, Tadasu Sato, Takehiro Yajima, Eiji Masaki, Hiroyuki Ichikawa
Cells, tissues, organs 2017
SCN2B in the Rat Trigeminal Ganglion and Trigeminal Sensory Nuclei.
Yusuke Shimada, Tadasu Sato, Takehiro Yajima, Masatoshi Fujita, Naoya Hashimoto, Noriaki Shoji, Takashi Sasano, Hiroyuki Ichikawa
Cellular and molecular neurobiology 2016
SPARCL1-containing neurons in the human brainstem and sensory ganglion.
Naoya Hashimoto, Tadasu Sato, Takehiro Yajima, Masatoshi Fujita, Ayumi Sato, Yoshinaka Shimizu, Yusuke Shimada, Noriaki Shoji, Takashi Sasano, Hiroyuki Ichikawa
Somatosensory & motor research 2016
Distribution of transient receptor potential melastatin-8-containing nerve fibers in rat oral and craniofacial structures.
Takehiro Yajima, Tadasu Sato, Hiroshi Hosokawa, Teruyoshi Kondo, Masahiro Saito, Hidetoshi Shimauchi, Hiroyuki Ichikawa
Annals of anatomy = Anatomischer Anzeiger : official organ of the Anatomische Gesellschaft 2015
The distribution of TRPV1 and TRPV2 in the rat pharynx.
Rika Sasaki, Tadasu Sato, Takehiro Yajima, Mitsuhiro Kano, Toshihiko Suzuki, Hiroyuki Ichikawa
Cellular and molecular neurobiology 2013