Chiaki Sato

ORCID: 0000-0002-3728-8154
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About
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Research Areas
  • Spinal Fractures and Fixation Techniques
  • Spine and Intervertebral Disc Pathology
  • Health Systems, Economic Evaluations, Quality of Life
  • Esophageal and GI Pathology
  • Parvovirus B19 Infection Studies
  • Pain Mechanisms and Treatments
  • Healthcare cost, quality, practices
  • Graphene and Nanomaterials Applications
  • Cervical and Thoracic Myelopathy
  • Esophageal Cancer Research and Treatment
  • Spinal Hematomas and Complications
  • Prenatal Screening and Diagnostics
  • Shoulder Injury and Treatment
  • Hematopoietic Stem Cell Transplantation
  • Silk-based biomaterials and applications
  • Oral and Maxillofacial Pathology
  • School Health and Nursing Education
  • Scoliosis diagnosis and treatment
  • Bone health and treatments
  • Global Energy Security and Policy
  • Pharmaceutical industry and healthcare
  • Chronic Myeloid Leukemia Treatments
  • Vagus Nerve Stimulation Research
  • Myeloproliferative Neoplasms: Diagnosis and Treatment
  • Menstrual Health and Disorders

Akita University
2017-2020

Tohoku University Hospital
2019

Nagoya University
2017

Hokkaido University of Education
2016

Tohoku University
2015

The University of Tokyo
2012-2015

University of Tsukuba
2014

Toyo University
2009-2010

Saitama Medical University
2008

Hokkaido University
2002

Low concentrations (0.11-1.7 microg ml(-1)) of functionalized carbon nanotubes (CNTs), which are multi-walled CNTs modified by amino groups, when added with nerve growth factor (NGF), promoted outgrowth neuronal neurites in dorsal root ganglion (DRG) neurons and rat pheochromocytoma cell line PC12h cells culture media. The quantity active extracellular signal-regulated kinase (ERK) was higher after the addition both 0.85 ml(-1) NGF than that alone. increased number neurite DRG inhibition ERK...

10.1088/0957-4484/21/11/115101 article EN Nanotechnology 2010-02-22

To evaluate the long-term efficacy and factors involved in recurrence persistence of subretinal fluid (SRF) after half-dose photodynamic therapy (PDT) for chronic central serous chorioretinopathy (CSC).In this retrospective observational case series, 79 eyes (73 patients) with CSC were treated PDT followed up at least 3 years. They divided into successful (64 eyes) unsuccessful (15 groups based on SRF absorption disease one session. Age, best-corrected visual acuity (BCVA), foveal thickness,...

10.1371/journal.pone.0181479 article EN cc-by PLoS ONE 2017-07-24

We evaluated strategies for postmarket surveillance of medical devices in the United States, European Union, Japan, and China.N Each system shares several common elements, including primary reliance on passive adverse event collection marketed devices, but vary widely their allocation stakeholder responsibilities mechanisms evaluating performance safety approved devices.N Postmarket may be improved through greater transparen- cy, scheduled re-examination balancing central local control.

10.1371/journal.pmed.1001519 article EN cc-by PLoS Medicine 2013-09-24

Noroviruses are common causative agents of epidemic gastroenteritis in humans. Recent studies showed that human susceptibility to noroviruses was associated with ABO histo-blood group type. It also observed various degrees were exhibited by different norovirus strains. In January 2003, an outbreak acute including 661 affected primary and junior high school students occurred through lunch bread contaminated Hokkaido, Japan. To clarify the relationship between type infection, we performed a...

10.11150/kansenshogakuzasshi1970.79.664 article EN Kansenshogaku zasshi 2005-01-01

This paper analyzes four issues about “telemedicine” in light of the systems (norms), responsibilities, and liabilities effectively connecting health services. The structures are: First is “face to face examination” as a general principle physician’s responsibility liability. Second dividing lines between physicians telemedicine. Third are areas which should be regulated by medical practitioners acts providing Fourth fee arrangements cost burden for continuing telemedicine projects. authors...

10.4018/jehmc.2012010101 article EN International Journal of E-Health and Medical Communications 2012-01-01

BACKGROUND: Recently, a more accurate and reliable screening test has been investigated for noninvasive prenatal fetal RHD genotyping from D– women. The objective of this study was to perform the new method with maternal plasma women by use capillary electrophoresis. STUDY DESIGN AND METHODS: Blood samples were obtained 8 D+ nonpregnant donors mixed make samples. DNA extracted appropriate conditions relating initial sample volume as well polymerase chain reaction cycle numbers analyzed...

10.1111/j.1537-2995.2008.01681.x article EN Transfusion 2008-04-16

The "moth-eye" structure, which is observed on the surface of corneal lens in several insects, supports anti-reflective and self-cleaning functions due to nanoscale protrusions known as nipples. Although morphology function are relatively well studied, mechanism protrusion formation from cell-secreted substances unknown. In Drosophila melanogaster, a compound eye consists approximately 800 facets, formed by with protrusions. present study, we sought identify genes involved order elucidate...

10.2108/zs160105 article EN ZOOLOGICAL SCIENCE 2016-12-01

Retrospective and comparative study.We assessed surgical treatment outcomes in patients with thoracic myelopathy due to ossification of the ligamentum flavum (OLF), OLF combined posterior longitudinal ligament (OPLL) or vertebral fracture (VF) at same level.OLF OPLL cause severe myelopathy. Osteoporotic VF commonly occurs thoracolumbar junction. There have been no investigations VF.Forty were divided among three groups: group (n=23): OLF, OLF+OPLL (n=12): OPLL, OLF+VF (n=5): VF. We recorded...

10.31616/asj.2018.0278 article EN cc-by-nc Asian Spine Journal 2019-06-03

Basaloid squamous cell carcinoma of the oesophagus (BSCCE) is a relatively rare variant oesophageal malignancy. There are no established treatment strategies for pulmonary metastases BSCCE.A 72-year-old man underwent oesophagectomy and subsequently received pathological diagnosis stage IIIA (T3N1M0) BSCCE according to Union International Cancer Control. One year 5 months later, he partial resection right lung because metastasis BSCCE. 6 after resection, recurrence in was observed. The...

10.1016/j.ijscr.2015.11.013 article EN International Journal of Surgery Case Reports 2015-01-01

In healthy, nonelderly populations, prevalence of 3 modifiers global spinal malalignment (GS-MalAlign) (PT ≧20°, PI-LL≧10°, SVA≧40 mm) remains unknown. The clinical significance has not been determined. purposes are to disclose the GS-MalAlign, and evaluate influence on LBP, HR-QOL related bone mineral density (BMD), skeletal muscle mass index (SMI), back extensors strength (BMES) in a population.A mono-centric, cross-sectional survey. Three hundred 2 participants (18< age <65 years) without...

10.1016/j.xnsj.2023.100272 article EN cc-by-nc-nd North American Spine Society Journal (NASSJ) 2023-09-01

Myeloid sarcoma occurs in 1% - 9% of patients with myelogenous leukemia. Spinal epidural myeloid is particularly rare, and its treatment has not been established. A 27-year-old woman complained pain on her left chest, back around the scapula, neck. Magnetic resonance imaging (MRI) showed a thoracic tumor. One week after visit, she developed motor weakness lower extremities dysuria, was diagnosed acute leukemia (AML) peripheral blood analysis. The tumor strongly suspected to be sarcoma....

10.4236/ojo.2019.96013 article EN Open Journal of Orthopedics 2019-01-01
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