Yumiko Yamada

ORCID: 0000-0002-8527-2376
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About
Contact & Profiles
Research Areas
  • Radioactive contamination and transfer
  • Risk Perception and Management
  • Medical Imaging Techniques and Applications
  • Cardiac Imaging and Diagnostics
  • Fatty Acid Research and Health
  • Adipose Tissue and Metabolism
  • Advanced MRI Techniques and Applications
  • Plant Molecular Biology Research
  • Nuclear and radioactivity studies
  • Virus-based gene therapy research
  • Radiopharmaceutical Chemistry and Applications
  • Vector-Borne Animal Diseases
  • Lipid metabolism and biosynthesis
  • Radioactive element chemistry and processing
  • Radioactivity and Radon Measurements
  • Peroxisome Proliferator-Activated Receptors
  • Diet and metabolism studies
  • Plant Stress Responses and Tolerance
  • Cerebrovascular and Carotid Artery Diseases
  • Cardiovascular Disease and Adiposity
  • Cardiovascular Function and Risk Factors
  • Radiation Dose and Imaging
  • Herpesvirus Infections and Treatments
  • Disaster Response and Management
  • Antioxidant Activity and Oxidative Stress

National Chung Hsing University
2018-2025

Kwassui Women's University
2023-2024

Tokyo Medical University
2020-2023

Waseda University
2016-2022

Nagasaki University
1987-2021

Noda Institute for Scientific Research
2016-2018

Kanagawa Environmental Research Center
2014

Teikyo University
2007-2014

Tokyo Polytechnic University
2013

Gakushuin University
2011

LOV KELCH PROTEIN2 (LKP2), ZEITLUPE (ZTL)/LOV PROTEIN1 (LKP1) and FLAVIN-BINDING REPEAT F-BOX1 (FKF1) constitute a family of Arabidopsis F-box proteins that regulate the circadian clock. Over-expression LKP2 or ZTL causes arrhythmicity multiple clock outputs under constant light in darkness. Here, we show significance photoperiodic control flowering time Arabidopsis. In plants over-expressing LKP2, CO FT expression was down-regulated long-day conditions. physically interacted with FKF1,...

10.1111/j.1365-313x.2011.04618.x article EN The Plant Journal 2011-04-22

Abstract Background Autophagy plays an important role in tumour cell growth and survival also promotes resistance to chemotherapy. Hence, autophagy has been targeted for cancer therapy. We previously reported that macrolide antibiotics including azithromycin (AZM) inhibit various types of cells vitro. However, the underlying molecular mechanism inhibition remains unclear. Here, we aimed identify target AZM inhibiting autophagy. Methods identified AZM-binding proteins using AZM-conjugated...

10.1038/s41416-023-02210-4 article EN cc-by British Journal of Cancer 2023-03-04

Orf virus (ORFV) is gaining attention as a promising viral vector for cancer therapy because of its unique properties. Recent studies have shown that ORFV could be effective against various cancers, particularly nasopharyngeal carcinoma. This research explores the ability wild-type and recombinant ORFVs, which lack specific virulence factors, to kill NPC cells modulate immune response. Two cell lines, HK1 (from Hong Kong) TW02 Taiwan), were infected with two ORFVs lacking either vascular...

10.1186/s12985-025-02672-3 article EN cc-by-nc-nd Virology Journal 2025-02-25

We studied the effects of calcium, cyclic nucleotides, and protein kinase C on albumin transfer, electrical resistance, cytoskeletal actin filaments in cultured human umbilical vein endothelial cells. The monolayer grown collagen-treated filters markedly restricted transfer relative to its across filter alone. Both Ca++ ionophore A23187 ethyleneglycol tetraacetic acid disrupted integrity monolayer, thereby increasing decreasing resistance a concentration-dependent manner. Neither W-7,...

10.1161/01.atv.10.3.410 article EN Arteriosclerosis An Official Journal of the American Heart Association Inc 1990-05-01

Abstract The levels of endogenous brassinosteroids (BRs) and the expression biosynthesis/metabolism/perception genes involved have been investigated during development germination pea (Pisum sativum) seeds. When seeds were rapidly growing, level biologically active BRs (brassinolide [BL] castasterone [CS]) transcript two BR C-6 oxidases (CYP85A1 CYP85A6) reached a maximum, suggesting significance BL CS in seed development. In early stages germination, CS, but not BL, appeared its increased...

10.1104/pp.106.093096 article EN cc-by PLANT PHYSIOLOGY 2007-02-23

Abstract C-6 oxidation genes play a key role in the regulation of biologically active brassinosteroid (BR) levels plant. They control BR activation, which involves 6-deoxocastasterone (6-DeoxoCS) to castasterone (CS) and some cases further conversion CS brassinolide (BL). is controlled by CYP85A family cytochrome P450s, date, two CYP85As have been isolated tomato (Solanum lycopersicum), Arabidopsis (Arabidopsis thaliana), one rice (Oryza sativa), grape (Vitis vinifera). We now (CYP85A1...

10.1104/pp.106.093088 article EN cc-by PLANT PHYSIOLOGY 2007-02-23

Caffeic acid (CA) and its analogues such as rosmarinic are well known antioxidative agents. Exposure to UVA is generate reactive oxygen species (ROS) singlet (1O2) superoxide anion radical (·O2-) in the skin of animals, which turn induces photodamage photoaging. Because CA quench 1O2, these compounds were topically applied abdominal live hairless mice found suppress ROS generation upon exposure. Furthermore, UVA-induced was also suppressed that orally given CA. In order understand mechanism...

10.1111/j.1751-1097.2006.tb09829.x article EN Photochemistry and Photobiology 2006-11-01

The present study uses structural equation modeling to explore the relationship of child behavior type and its evaluation during dental treatment. population consisted 33 children at their first visit a pediatric dentist Dental Hospital Tsurumi University. Child was evaluated by Frankl Behavior Rating Scale scale developed Kurosu. Factor analysis extracted 3 types: escape, self-defense, facial expression. path diagram relationships between indicated that expression had strongest correlation Scale.

10.2334/josnusd.47.91 article EN Journal of Oral Science 2005-01-01

Caffeic acid (CA) and its analogues such as rosmarinic are well known antioxidative agents. Exposure to UVA is generate reactive oxygen species (ROS) singlet (1O2) superoxide anion radical (*O2-) in the skin of animals, which turn induces photodamage photoaging. Because CA quench 1O2, these compounds were topically applied abdominal live hairless mice found suppress ROS generation upon exposure. Furthermore, UVA-induced was also suppressed that orally given CA. In order understand mechanism...

10.1562/2006-03-24-ra-857 article EN Photochemistry and Photobiology 2006-01-01

On 1 April 2017, six years have passed since the Fukushima Daiichi Nuclear Power Station (FDNPS) accident, and Japanese government declared that some residents who lived in Tomioka Town, Prefecture could return to their homes. We evaluated environmental contamination radiation exposure dose rates due artificial radionuclides livelihood zone of (living space such as housing sites), including a restricted area located within 10-km radius from FDNPS, immediately after had returned home town. In...

10.3390/ijerph16091481 article EN International Journal of Environmental Research and Public Health 2019-04-26

Abstract BRCA1 is a well-studied tumor suppressor involved in the homologous repair of DNA damage, whereas PINK1, mitochondrial serine/threonine kinase, known to be quality control. Genetic mutations PINK1 and Parkin cause autosomal recessive early-onset Parkinson’s disease. We found that breast cancer cells, targeting reagents, which all induce depolarization along with upregulation, induced proteasomal degradation. This degradation was dependent on downregulation upon damage caused...

10.1038/s41598-021-87698-7 article EN cc-by Scientific Reports 2021-04-22

Orf virus (ORFV) infects sheep and goats is also an important zoonotic pathogen. The viral protein OV20.0 has been shown to suppress innate immunity by targeting the double-stranded RNA (dsRNA)-activated kinase (PKR) multiple mechanisms. These mechanisms include a direct interaction with PKR binding two activators, dsRNA cellular activator (PACT), which ultimately leads inhibition of activation. In present study, we identified novel association between adenosine deaminase acting on 1...

10.1128/jvi.01912-18 article EN Journal of Virology 2019-01-16

Abstract Temporal variations in ambient dose rates a restricted area designated as “difficult-to-return” for residents of Tomioka Town, Fukushima Prefecture were evaluated car-borne survey during 2018–2019. The median the “Decontaminated area” difficult-to-return zone decreased rapidly from 1.0 μSv/h to 0.32 μSv/h; however, “Non-decontaminated and “Radioactive waste storage fluctuated between 1.1–1.4 0.46–0.61 μSv/h, respectively. detected rate cesium-137 ( 137 Cs) Cs-detected points per all...

10.1038/s41598-020-66726-y article EN cc-by Scientific Reports 2020-06-23

Phosphoinositide metabolism participates in the control of cell calcium homeostasis. Because a notable neutral lipid (1,2-diacylglycerol) is generated from phosphoinositide hydrolysis and assumed to be secondary messenger, we determined 1,2-diacylglycerol content its fatty acid profiles thoracic aorta spontaneously hypertensive rats (SHR) compared it with those normotensive Wistar-Kyoto (WKY) rats. After was exposed 10(-5) M norepinephrine as stimulant, SHR significantly higher by 33% than...

10.1161/01.hyp.16.1.43 article EN Hypertension 1990-07-01

Abstract Severe fever with thrombocytopenia syndrome virus (SFTSV) causes the highly fatal disease in humans. To facilitate diagnosis, native form of subunit glycoprotein (Gn), a prime target for potential vaccines and therapies, was produced Nicotiana benthamiana using Bamboo mosaic virus-based vector system. By fusion secretory signal tags, SS Ext , derived from extension protein, (SP) 10 motif, yield recombinant Gn (rGn) remarkably increased to approximately 7 mg/kg infiltrated leaves....

10.1007/s00253-024-13135-0 article EN cc-by Applied Microbiology and Biotechnology 2024-04-19

The aim of this study was to examine the effect heat-killed Lactobacillus paracasei NFRI 7415 on kidney and bone in mice fed an ethanol-containing diet with stress. Eight-week-old Cril : CD1 were a control (CD), alcohol (AD) (35.8% total energy from ethanol), or containing 20% Lb. (10 7 CFU/g) (LD) for 4 weeks. Mice AD LD groups also underwent restraint stress two weeks 13 days. placed 50 mL plastic tube, which had small hole drilled around its base allow ventilation, restrained 1 h every...

10.1155/2018/6491907 article EN cc-by Journal of Nutrition and Metabolism 2018-01-01

In recent years, Japan has suffered serious damage due to natural disasters such as earthquakes, heavy rains tropical storms (typhoons) and localized downpours. To assess the chronological changes in attenuation of external exposure doses environmental radiation contamination rainfall associated with typhoons during October December 2019 Fukushima, we measured levels forest areas along Mt Okura hiking trail Tomioka Town, Fukushima Prefecture, near Daiichi Nuclear Power Station. We confirmed...

10.1038/s41598-020-75857-1 article EN cc-by Scientific Reports 2020-11-05

Summary A case of myelodysplastic syndrome with haemolytic anaemia and a marked elliptocytosis is reported. Sodium dodecyl sulphate‐polyacrylamide gel electrophoresis (SDS‐PAGE) erythrocyte membrane proteins revealed that the patient's band 4.1 was decreased to about 50–70% control contained abnormal molecule migrating in faster mobility than normal 4.1. which confirmed by immunoblotting. The actin/spectrin ratio ghosts diminished 70% ghosts. Flowcytometric analysis showed glycophorin C...

10.1111/j.1365-2141.1993.tb03183.x article EN British Journal of Haematology 1993-10-01
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