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Masaaki Hirayama

Explore the profile of Masaaki Hirayama including associated specialties, affiliations and a list of published articles. Areas
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Articles 115
Citations 2497
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Recent Articles
1.
Hirose T, Matsui N, Watanabe K, Saito T, Mori K, Suzuki K, et al.
Dalton Trans . 2025 Feb; 54(10):4180-4186. PMID: 39907659
Hydride-ion (H) conductors have garnered much attention owing to their high ionic conductivity and potential applications such as batteries and fuel/electrolysis cells. Perovskite-type H conductors are known to exhibit relatively...
2.
Hamaguchi T, Ohara M, Hisatomi A, Sekiguchi K, Takeda J, Ueyama J, et al.
Int J Syst Evol Microbiol . 2025 Jan; 75(1. PMID: 39804682
Small, obligately anaerobic strains 13CB8C, 13CB11C, 13CB18C and 13GAM1G were isolated from a faecal sample in a patient with Parkinson's disease with a history of duodenal resection. After conducting a...
3.
Furukawa N, Kobayashi M, Ito M, Matsui H, Ohashi K, Murohara T, et al.
Clin Nutr . 2024 Oct; 43(12):124-137. PMID: 39447394
Background And Aims: Soybeans and their ingredients have antioxidant and anti-inflammatory effects on cardiovascular diseases. β-Conglycinin (β-CG), a major constituent of soy proteins, is protective against obesity, hypertension, and chronic...
4.
Furukawa N, Matsui H, Sunaga H, Nagata K, Hirayama M, Obinata H, et al.
Sci Rep . 2024 Oct; 14(1):25081. PMID: 39443532
Titin, a giant sarcomeric protein, regulates diastolic left ventricular (LV) passive stiffness as a molecular spring and could be a therapeutic target for diastolic dysfunction. Sacubitril/valsartan (Sac/Val), an angiotensin receptor...
5.
Suzuki M, Nakamura T, Ohba C, Hatanaka M, Tsuboi T, Hirayama M, et al.
Parkinsonism Relat Disord . 2024 Jun; 124:107020. PMID: 38823170
Introduction: Parkinson's disease (PD) presents with decreased heart rate variability (HRV) from its early stages. However, most of its evidence originates from HRV measurements in parasympathetic dominant states. In this...
6.
Nishiwaki H, Ueyama J, Ito M, Hamaguchi T, Takimoto K, Maeda T, et al.
NPJ Parkinsons Dis . 2024 May; 10(1):106. PMID: 38773112
We aimed to identify gut microbial features in Parkinson's disease (PD) across countries by meta-analyzing our fecal shotgun sequencing dataset of 94 PD patients and 73 controls in Japan with...
7.
Asano S, Hata J, Watanabe K, Shimizu K, Matsui N, Yamada N, et al.
ACS Appl Mater Interfaces . 2024 Feb; 16(6):7189-7199. PMID: 38315660
Understanding the electrochemical reactions at the interface between a Si anode and a solid sulfide electrolyte is essential in improving the cycle stabilities of Si anodes in all-solid-state batteries (ASSBs)....
8.
Watanabe K, Horisawa Y, Yoshimoto M, Tamura K, Suzuki K, Kanno R, et al.
Nano Lett . 2024 Jan; 24(6):1916-1922. PMID: 38215312
Electrochemistry has extended from reactions at solid/liquid interfaces to those at solid/solid interfaces. However, photoelectrochemistry at solid/solid interfaces has been hardly reported. In this study, we achieve a stable photoelectrochemical...
9.
Doi T, Honda I, Nakajima M, Tamaoki M, Hirayama M
J Neurosci Nurs . 2023 Nov; 55(6):211-216. PMID: 37931084
BACKGROUND: Constipation in patients with Parkinson disease (PD) adversely affects motor symptoms, making defecation management critical. Sleep disturbance is another common complaint in patients with PD (PWP). Associations between sleep...
10.
Li Y, Song S, Kim H, Nomoto K, Kim H, Sun X, et al.
Science . 2023 Jul; 381(6653):50-53. PMID: 37410839
No design rules have yet been established for producing solid electrolytes with a lithium-ion conductivity high enough to replace liquid electrolytes and expand the performance and battery configuration limits of...