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Shun‐ichi Koyama · SciRah

Researcher profile · Semantic Scholar

Shun‐ichi Koyama

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Shun‐ichi Koyama — researcher profile on SciRah

h-index: 9
Works: 18
Citations: 717

Most-cited papers

Accumulation of Phosphorylated α‐Synuclein in Aging Human Brain
Yuko Saito, A. Kawashima, Nyoka N. Ruberu, Hideo Fujiwara +8 more
2003335 citations
Semantic Scholar
Accumulation of phosphorylated alpha-synuclein in aging human brain.
Yuko Saito, A. Kawashima, Nyoka N. Ruberu, Hideo Fujiwara +8 more
2003Journal of Neuropathology and Experimental Neurology191 citations
Semantic Scholar
Association between ApoE phenotypes and telomere erosion in Alzheimer's disease.
Yusuke Takata, M. Kikukawa, H. Hanyu, Shun‐ichi Koyama +6 more
2012The journals of gerontology. Series A, Biological sciences and medical sciences53 citations Open access
Semantic Scholar
Subgroups of Alzheimer's Disease Associated with Diabetes Mellitus Based on Brain Imaging
Raita Fukazawa, H. Hanyu, Tomohiko Sato, S. Shimizu +4 more
2013Dementia and Geriatric Cognitive Disorders51 citations
Semantic Scholar
Local extension of HMGB1 in atherosclerotic lesions of human main cerebral and carotid arteries.
T. Umahara, T. Uchihara, Shun‐ichi Koyama, T. Hashimoto +3 more
2014Histology and Histopathology20 citations
Semantic Scholar
Plasma brain natriuretic peptide levels indicating thromboembolism in very elderly patients with non-valvular atrial fibrillation.
Daisuke Watanabe, K. Shizuka, Shun‐ichi Koyama, T. Iwamoto
2007Circulation Journal13 citations Open access
Semantic Scholar
[Marked decrease of intracranial atherosclerosis in contrast with unchanged coronary artery stenosis in Japan].
Shun‐ichi Koyama, Yuko Saito, H. Yamanouchi, H. Nagura +6 more
2003Nihon Ronen Igakkai zasshi. Japanese journal of geriatrics12 citations Open access
Semantic Scholar
[Leg edema detected on comprehensive geriatric assessment for elderly outpatients and its associated risk factors].
Raita Fukazawa, Shun‐ichi Koyama, Hidekazu Kanetaka, T. Umahara +2 more
2013Nihon Ronen Igakkai zasshi. Japanese journal of geriatrics10 citations Open access
Semantic Scholar
Isoform-specific immunolocalization of 14-3-3 proteins in atherosclerotic lesions of human carotid and main cerebral arteries.
T. Umahara, T. Uchihara, Shun‐ichi Koyama, T. Hashimoto +3 more
2012Journal of Neurological Sciences10 citations
Semantic Scholar
Endovascular treatment of ruptured intracranial aneurysms in patients 70 years of age and older
T. Hashimoto, Daisuke Watanabe, Shun‐ichi Koyama, HTomoo Ohashi +3 more
2014Surgical neurology international6 citations Open access
Semantic Scholar
Changes in carotid atherosclerosis patterns detected by ultrasonography in Japanese elderly patients with aortic aneurysm.
T. Iwamoto, H. Miyaji, Kazushi Shinozaki, Shun‐ichi Koyama +1 more
2003Journal of atherosclerosis and thrombosis5 citations Open access
Semantic Scholar
Clinical significance of lipoprotein(a) in carotid plaque types and ischemic stroke in the elderly
T. Iwamoto, Yi Feng, Kazushi Shinozaki, Shun‐ichi Koyama +2 more
20034 citations
Semantic Scholar
Endovascular Treatment for Spontaneous Vertebral Arteriovenous Fistula: A Report of 2 Cases
Norio Ichimasu, T. Hashimoto, Shun‐ichi Koyama, Daisuke Watanabe +5 more
20172 citations Open access
Semantic Scholar
Preoperative prediction of macrophage infiltration by 3‐D tomographic ultrasound in endoarterectomized carotid plaques in elderly patients
Shun‐ichi Koyama, T. Hashimoto, T. Umahara, Tomotaka Akai +6 more
2013Geriatrics & Gerontology International2 citations
Semantic Scholar
[Screening test for overactive bladder in a newly developed comprehensive geriatric assessment initiative].
M. Sakai, Tomotaka Akai, Yusuke Takata, S. Shimizu +2 more
2013Nihon Ronen Igakkai zasshi. Japanese journal of geriatrics2 citations Open access
Semantic Scholar
Successful treatment using cyclosporine A plus corticosteroid therapy in an elderly patient with severe idiopathic interstitial pneumonia
M. Kikawada, A. Kimura, Daisuke Watanabe, Toshiki Nakai +4 more
20061 citations
Semantic Scholar
Central benzodiazepine receptor imaging in Alzheimer's disease with cerebrovascular disease
Hidekazu Kanetaka, H. Hanyu, Nayuta Namioka, Hirokuni Hatanaka +5 more
2014Geriatrics & Gerontology International0 citations
Semantic Scholar
Contents Vol. 35, 2013
K. Johnell, D. Religa, M. Eriksdotter, L. Clare +57 more
2013Dementia and Geriatric Cognitive Disorders0 citations
Semantic Scholar

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