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The bifurcation angle is associated with the progression of saccular aneurysms.
Published in:
Scientific Reports, 2022, v. 12, n. 1, p. 1, doi. 10.1038/s41598-022-11160-5
By:
- Shimizu, Kampei;
- Kataoka, Hiroharu;
- Imai, Hirohiko;
- Miyata, Takeshi;
- Okada, Akihiro;
- Sakai, Nobuyuki;
- Chin, Masaki;
- Iwasaki, Koichi;
- Hatano, Taketo;
- Imamura, Hirotoshi;
- Ishibashi, Ryota;
- Goto, Masanori;
- Koyanagi, Masaomi;
- Aoki, Tomohiro;
- Miyamoto, Susumu
Publication type:
Article
Dopaminergic neurons generated from monkey embryonic stem cells function in a Parkinson primate model.
Published in:
Journal of Clinical Investigation, 2005, v. 115, n. 1, p. 102, doi. 10.1172/JCI200521137
By:
- Takagi, Yasushi;
- Takahashi, Jun;
- Saiki, Hidemoto;
- Morizane, Asuka;
- Hayashi, Takuya;
- Kishi, Yo;
- Fukuda, Hitoshi;
- Okamoto, Yo;
- Koyanagi, Masaomi;
- Ideguchi, Makoto;
- Hayashi, Hideki;
- Imazato, Takayuki;
- Kawasaki, Hiroshi;
- Suemori, Hirofumi;
- Omachi, Shigeki;
- Iida, Hidehiko;
- Itoh, Nobuyuki;
- Nakatsuji, Norio;
- Sasai, Yoshiki;
- Hashimoto, Nobuo
Publication type:
Article
Novel use of a closed-tip stent retriever to prevent distal embolism in the posterior circulation: illustrative case.
Published in:
Journal of Neurosurgery Case Lessons, 2024, v. 7, n. 16, p. 1, doi. 10.3171/CASE24137
By:
- Rikuo Nishii;
- Masanori Goto;
- Yuki Takano;
- Kota Nakajima;
- Takateru Takamatsu;
- Masanori Tokuda;
- Hikari Tomita;
- Mai Yoshimoto;
- Satohiro Kawade;
- Yasuhiro Yamamoto;
- Yuji Naramoto;
- Kunimasa Teranishi;
- Nobuyuki Fukui;
- Tadashi Sunohara;
- Ryu Fukumitsu;
- Junichi Takeda;
- Masaomi Koyanagi;
- Chiaki Sakai;
- Nobuyuki Sakai;
- Tsuyoshi Ohta
Publication type:
Article
Intraorbital Dural Arteriovenous Fistula Treated by Transarterial Embolization Using Onyx: A Case Report.
Published in:
2024
By:
- Yuya Tanaka;
- Nobuyuki Fukui;
- Satohiro Kawade;
- Rikuo Nishii;
- Yasuhiro Yamamoto;
- Akina Iwasaki;
- Yuji Naramoto;
- Kota Nakajima;
- Kunimasa Teranishi;
- Yuki Takano;
- Tadashi Sunohara;
- Ryu Fukumitsu;
- Masanori Goto;
- Masaomi Koyanagi;
- Nobuyuki Sakai;
- Tsuyoshi Ohta
Publication type:
Case Study
Generation of graftable dopaminergic neuron progenitors from mouse ES cells by a combination of coculture and neurosphere methods.
Published in:
Journal of Neuroscience Research, 2006, v. 83, n. 6, p. 1015, doi. 10.1002/jnr.20799
By:
- Asuka Morizane;
- Jun Takahashi;
- Mizuya Shinoyama;
- Makoto Ideguchi;
- Yasushi Takagi;
- Hitoshi Fukuda;
- Masaomi Koyanagi;
- Yoshiki Sasai;
- Nobuo Hashimoto
Publication type:
Article
Estrogen promotes differentiation and survival of dopaminergic neurons derived from human neural stem cells.
Published in:
Journal of Neuroscience Research, 2005, v. 79, n. 3, p. 279, doi. 10.1002/jnr.20362
By:
- Yo Kishi;
- Jun Takahashi;
- Masaomi Koyanagi;
- Asuka Morizane;
- Yo Okamoto;
- Satoshi Horiguchi;
- Kei Tashiro;
- Tasuku Honjo;
- Shingo Fujii;
- Nobuo Hashimoto
Publication type:
Article
Neural precursor cells derived from human embryonic brain retain regional specificity.
Published in:
Journal of Neuroscience Research, 2004, v. 75, n. 6, p. 817, doi. 10.1002/jnr.20046
By:
- Satoshi Horiguchi;
- Jun Takahashi;
- Yo Kishi;
- Asuka Morizane;
- Yo Okamoto;
- Masaomi Koyanagi;
- Masayuki Tsuji;
- Kei Tashiro;
- Tasuku Honjo;
- Shingo Fujii;
- Nobuo Hashimoto
Publication type:
Article
Pipeline embolization device dynamics: prediction of incomplete occlusion by elongation from nominal length.
Published in:
Journal of Neurosurgery, 2024, v. 140, n. 1, p. 172, doi. 10.3171/2023.5.JNS222403
By:
- Tadashi Sunohara;
- Hirotoshi Imamura;
- Tsuyoshi Ohta;
- Masaomi Koyanagi;
- Masanori Goto;
- Ryu Fukumitsu;
- Nobuyuki Fukui;
- Yuuki Takano;
- Yoshinori Matsuoka;
- Kunimasa Teranishi;
- Yuuji Naramoto;
- Yasuhiro Yamamoto;
- Rikuo Nishii;
- Chiaki Sakai;
- Nobuyuki Sakai
Publication type:
Article
Predicting the growth of middle cerebral artery bifurcation aneurysms using differences in the bifurcation angle and inflow coefficient.
Published in:
Journal of Neurosurgery, 2023, v. 138, n. 5, p. 1357, doi. 10.3171/2022.8.JNS22597
By:
- Takeshi Miyata;
- Hiroharu Kataoka;
- Kampei Shimizu;
- Akihiro Okada;
- Takanobu Yagi;
- Hirotoshi Imamura;
- Masaomi Koyanagi;
- Ryota Ishibashi;
- Masanori Goto;
- Nobuyuki Sakai;
- Taketo Hatano;
- Masaki Chin;
- Koichi Iwasaki;
- Susumu Miyamoto
Publication type:
Article
Cerebral embolic protection with filters and an occlusion balloon catheter during transcatheter aortic valve replacement.
Published in:
European Heart Journal Case Reports, 2024, v. 8, n. 2, p. 1, doi. 10.1093/ehjcr/ytae051
By:
- Noguchi, Yu;
- Taniguchi, Tomohiko;
- Koyanagi, Masaomi;
- Furukawa, Yutaka
Publication type:
Article
Commentary on Post, et al. Ultra-early tranexamic acid after subarachnoid hemorrhage: A randomized controlled trial. Lancet 2021.
Published in:
Surgical Neurology International, 2021, v. 12, p. 1, doi. 10.25259/SNI_242_2021
By:
- Lo, Benjamin W. Y.;
- Hitoshi Fukuda;
- Tsang, Anderson C. O.;
- Langer, David J.;
- Satoru Miyawaki;
- Masaomi Koyanagi;
- Wai-Man Lui, Matthew
Publication type:
Article
Review of Toyoda K, et al. Dual antiplatelet therapy using cilostazol for secondary prevention in patients with high-risk ischemic stroke in Japan. Lancet Neurol. 2019 Jun;18(6):539-548.
Published in:
Surgical Neurology International, 2020, v. 11, p. 1, doi. 10.25259/SNI_83_2020
By:
- Lo, Benjamin W. Y.;
- Satoru Miyawaki;
- Hitoshi Fukuda;
- Masaomi Koyanagi
Publication type:
Article
Short review of randomized controlled trials for Surgical Neurology International: Part II - drain-associated cerebrospinal fluid infections.
Published in:
Surgical Neurology International, 2019, v. 10, p. 1, doi. 10.25259/SNI-74-2019
By:
- Lo, Benjamin W. Y.;
- Hitoshi Fukuda;
- Satoru Miyawaki;
- Tsang, Anderson C. O.;
- Masaomi Koyanagi
Publication type:
Article
Short review of randomized controlled trials (RCTs) for Surgical Neurology International: Two important RCT articles for 2018 - Part I.
Published in:
Surgical Neurology International, 2018, p. 1, doi. 10.4103/sni.sni_179_18
By:
- Lo, Benjamin W. Y.;
- Hitoshi Fukuda;
- Satoru Miyawaki;
- Masaomi Koyanagi
Publication type:
Article
Dural arteriovenous fistula in the falx cerebri treated with transarterial embolization using n-butyl cyanoacrylate.
Published in:
2016
By:
- Masaomi Koyanagi;
- Tamaki Kobayashi;
- Masashi Oda;
- Osamu Narumi
Publication type:
Case Study
Immunoglobulin G4-related disease manifesting as peripheral neuropathy: A rare clinical symptom due to rare autoimmune disease.
Published in:
2024
By:
- Tamaki Kobayashi;
- Yoshinori Maki;
- Hiroyuki Ikeda;
- Masaomi Koyanagi;
- Masashi Oda;
- Masaaki Saiki
Publication type:
Case Study
Impact of subcallosal artery origin and A1 asymmetry on surgical outcomes of anterior communicating artery aneurysms.
Published in:
Acta Neurochirurgica, 2021, v. 163, n. 11, p. 2955, doi. 10.1007/s00701-021-04979-w
By:
- Fukuda, Hitoshi;
- Hamada, Fumihiro;
- Nonaka, Motonobu;
- Ueba, Yusuke;
- Fukui, Naoki;
- Kurosaki, Yoshitaka;
- Morioka, Jun;
- Koyanagi, Masaomi;
- Nakajima, Norio;
- Uezato, Minami;
- Yasuda, Takaya;
- Chin, Masaki;
- Yamagata, Sen;
- Murao, Kenichi;
- Yamada, Keisuke;
- Ohta, Tsuyoshi;
- Lo, Benjamin;
- Ueba, Tetsuya
Publication type:
Article
Penetrating Brain Injury Caused by Retained Plastic Tip of Ballpoint Pen.
Published in:
Pediatric Neurosurgery, 2012, v. 47, n. 6, p. 462, doi. 10.1159/000339210
By:
- Koyanagi, Masaomi;
- Sakai, Nobuyuki;
- Adachi, Hidemitsu;
- Ueno, Yasushi;
- Kunieda, Takeharu;
- Imamura, Hirotoshi;
- Kikuchi, Haruhiko
Publication type:
Article
Safety of Apixaban Monotherapy for Non-Valvular Atrial Fibrillation-Related Acute Stroke with Intra-/Extracranial Artery Stenosis.
Published in:
Cerebrovascular Diseases, 2023, v. 52, n. 3, p. 255, doi. 10.1159/000526896
By:
- Koyanagi, Masaomi;
- Hatano, Taketo;
- Uchida, Kazutaka;
- Ogura, Takenori;
- Yamagami, Hiroshi;
- Shibata, Masunari;
- Enomoto, Yukiko;
- Fukawa, Norihito;
- Matsumoto, Yasushi;
- Sakai, Nobuyuki;
- Takeuchi, Masataka;
- Nonaka, Tadashi;
- Shimizu, Fuminori;
- Ezura, Masayuki;
- Ota, Takahiro;
- Ohta, Hajime;
- Morimoto, Masafumi;
- Morimoto, Takeshi;
- Yoshimura, Shinichi
Publication type:
Article
Successful Reperfusion with Endovascular Therapy Has Beneficial Effects on Long-Term Outcome Beyond 90 Days.
Published in:
Cerebrovascular Diseases, 2019, v. 47, n. 3/4, p. 127, doi. 10.1159/000499190
By:
- Todo, Kenichi;
- Sakai, Nobuyuki;
- Imamura, Hirotoshi;
- Yamagami, Hiroshi;
- Adachi, Hidemitsu;
- Kono, Tomoyuki;
- Kobayashi, Junya;
- Yamamoto, Shiro;
- Morimoto, Takeshi;
- Tani, Shoichi;
- Kawamoto, Michi;
- Sakaguchi, Manabu;
- Ueno, Yasushi;
- Kunieda, Takeharu;
- Narumi, Osamu;
- Sakai, Chiaki;
- Ishii, Akira;
- Hoshi, Taku;
- Koyanagi, Masaomi;
- Mineharu, Yohei
Publication type:
Article
Meningeal cells induce dopaminergic neurons from embryonic stem cells.
Published in:
European Journal of Neuroscience, 2008, v. 27, n. 2, p. 261, doi. 10.1111/j.1460-9568.2008.06027.x
By:
- Hayashi, Hideki;
- Morizane, Asuka;
- Koyanagi, Masaomi;
- Ono, Yuichi;
- Sasai, Yoshiki;
- Hashimoto, Nobuo;
- Takahashi, Jun
Publication type:
Article
Effect of choice of treatment modality on the incidence of shunt-dependent hydrocephalus after aneurysmal subarachnoid hemorrhage.
Published in:
Journal of Neurosurgery, 2019, v. 130, n. 3, p. 949, doi. 10.3171/2017.9.JNS171806
By:
- Masaomi Koyanagi;
- Hitoshi Fukuda;
- Masaaki Saiki;
- Yoshihito Tsuji;
- Lo, Benjamin;
- Toshinari Kawasaki;
- Yoshihiko loroi;
- Ryu Fukumitsu;
- Ryota Ishibashi;
- Masashi Oda;
- Osamu Narumi;
- Masaki Chin;
- Sen Yamagata;
- Susumu Miyamoto
Publication type:
Article
Association of plasma D-dimer level with thromboembolic events after endovascular coil treatment of ruptured cerebral aneurysms.
Published in:
Journal of Neurosurgery, 2019, v. 130, n. 2, p. 509, doi. 10.3171/2017.7.jns171129
By:
- Hitoshi Fukuda;
- Akira Handa;
- Masaomi Koyanagi;
- Benjamin Lo;
- Sen Yamagata
Publication type:
Article
Long-term outcomes of coil embolization of unruptured intracranial aneurysms.
Published in:
Journal of Neurosurgery, 2018, v. 129, n. 6, p. 1492, doi. 10.3171/2017.6.JNS17174
By:
- Masaomi Koyanagi;
- Akira Ishii;
- Hirotoshi Imamura;
- Tetsu Satow;
- Kazumichi Yoshida;
- Hitoshi Hasegawa;
- Takayuki Kikuchi;
- Yohei Takenobu;
- Mitsushige Ando;
- Takahashi, Jun C.;
- Ichiro Nakahara;
- Nobuyuki Sakai;
- Susumu Miyamoto
Publication type:
Article
Effect of intrathecal milrinone injection via lumbar catheter on delayed cerebral ischemia after aneurysmal subarachnoid hemorrhage.
Published in:
Journal of Neurosurgery, 2018, v. 128, n. 3, p. 717, doi. 10.3171/2016.10.JNS162227
By:
- Masaomi Koyanagi;
- Hitoshi Fukuda;
- Benjamin Lo;
- Minami Uezato;
- Yoshitaka Kurosaki;
- Nobutake Sadamasa;
- Akira Handa;
- Masaki Chin;
- Sen Yamagata
Publication type:
Article

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