Yutaka Yamazaki

ORCID: 0000-0003-1126-8195
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About
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Research Areas
  • Head and Neck Cancer Studies
  • Bone health and treatments
  • Cancer Diagnosis and Treatment
  • Dysphagia Assessment and Management
  • Oral health in cancer treatment
  • Salivary Gland Disorders and Functions
  • Bone and Joint Diseases
  • Dental Health and Care Utilization
  • Seismic Performance and Analysis
  • Cancer-related Molecular Pathways
  • Salivary Gland Tumors Diagnosis and Treatment
  • Oral Health Pathology and Treatment
  • Oral and Maxillofacial Pathology
  • Analytical Chemistry and Chromatography
  • Nutrition and Health in Aging
  • Olfactory and Sensory Function Studies
  • Biochemical Analysis and Sensing Techniques
  • Oral microbiology and periodontitis research
  • RNA modifications and cancer
  • Anesthesia and Pain Management
  • Structural Health Monitoring Techniques
  • Cancer, Hypoxia, and Metabolism
  • Ear and Head Tumors
  • Frailty in Older Adults
  • Airway Management and Intubation Techniques

Hokkaido University
2016-2025

Tokyo Institute of Technology
2020

Hokkaido University Hospital
2017

Yokohama National University
2005-2010

Kushiro City General Hospital
1995-2010

Seiko Holdings (Japan)
2006

National Defense Medical College
2005

Tohoku University
1984-2003

Toyohashi University of Technology
1999-2001

Sapporo Medical University
1995-2000

Abstract Purpose. To demonstrate appropriate treatment methods for mandibular osteoradionecrosis (ORN) by evaluating previous results. Methods. The relationship between the time interval after radiation therapy (RT) and severity of ORN was examined. Eighty‐seven patients were classified according to extent lesion (grades), cure rates calculated RT modality, grade, method ORN. Results. later developed higher dose irradiation, particularly among who received external RT, more it progressed....

10.1002/hed.10171 article EN Head & Neck 2002-09-10

Abstract In response to a moisture gradient, roots exhibit hydrotropism control the orientation of their growth. To hydrotropism, however, they must overcome gravitropism that is dominant on Earth. We found gradient or water stress caused immediate degradation starch anchors, amyloplasts, in root columella cells Arabidopsis and radish (Raphanus sativus). Namely, development hydrotropic was accompanied by simultaneous reduction content cells. Rapid amyloplasts also occurred water-stressed...

10.1104/pp.018853 article EN PLANT PHYSIOLOGY 2003-06-01

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTDetermination of the number vanadium=oxygen species on surface vanadium oxide catalysts. 1. Unsupported pentoxide and pentoxide/titanium dioxide treated with an ammoniacal solutionAkira Miyamoto, Yutaka Yamazaki, Makoto Inomata, Yuichi MurakamiCite this: J. Phys. Chem. 1981, 85, 16, 2366–2372Publication Date (Print):August 1, 1981Publication History Published online1 May 2002Published inissue 1 August...

10.1021/j150616a015 article EN The Journal of Physical Chemistry 1981-08-01

The effects of ketamine on CNS electrical activities (EEC and multiple-unit activity the brain-stem core) gross behavior were studied in cats with chronically implanted electrodes. Ketamine induced three distinct patterns, related to dose An initial excitation coupled catatonic was followed by disorganized characterized a catatonie-anesthetic state finally, electrographic seizures without clinical correlates. During period increased. Following this, basal level decreased, but increased...

10.1097/00000542-197110000-00012 article EN Anesthesiology 1971-10-01

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTCarbamate-mediated functionalization of unsaturated alcohols. 3. Intramolecular Michael addition O-carbamates to .alpha.,.beta.-unsaturated esters. A new diastereoselective amination in an acyclic systemMasahiro Hirama, Takeo Shigemoto, Yutaka Yamazaki, and Sho ItoCite this: J. Am. Chem. Soc. 1985, 107, 6, 1797–1798Publication Date (Print):March 1, 1985Publication History Published online1 May 2002Published inissue 1 March...

10.1021/ja00292a077 article EN Journal of the American Chemical Society 1985-03-01

Background/Objectives: Undernutrition increases the mortality risk in older persons requiring long-term care; further, it is associated with oral functions such as swallowing and chewing. Moreover, occlusion affects function crucially involved nutritional intake. The present study aimed to examine association between number of molar occlusions undernutrition according body mass index (BMI) care. Methods: Japanese care were categorized based on BMI (<20 kg/m2 vs. 20 kg/m2). We examined (one...

10.3390/nu17040630 article EN Nutrients 2025-02-10

ABSTRACT Objective To date, no studies have directly investigated the association between oral health management (OHM) and food forms. Therefore, this study aimed to investigate OHM by dental hygienists forms in older adults admitted long‐term care facilities (LTCFs). Background involves maintenance may prevent weight loss pneumonia LTCFs. Materials Methods Older LTCFs Japan ( n = 273) who participated baseline (2018) follow‐up (2019) surveys were evaluated. Basic characteristics, medical...

10.1111/ger.12810 article EN Gerodontology 2025-03-19

Hypoxia is a common feature of cancer and prognostic factor for many types cancer. (18)F-fluoromisonidazole ((18)F-FMISO) PET can detect tumor hypoxia noninvasively. Hypoxia-inducible factor-1 (HIF-1) key player in the transcriptional response to low oxygen tension Its activity mainly dependent on stability modification HIF-1α, which composition HIF-1. However, it unclear whether (18)F-FMISO identify HIF-1α expression oral squamous cell carcinoma (OSCC). The present study was performed...

10.2967/jnumed.112.114355 article EN Journal of Nuclear Medicine 2013-05-22

Aim Efforts to combat frailty and preserve good health in older adults have highlighted oral as an early indicator of overall frailty. Individuals showing are at elevated risk insufficient nutritional intake compared with those without frailty; however, underlying mechanisms remain poorly explored. In this cross‐sectional study, we aimed examine the link between undernutrition, especially regarding poor appetite low dietary diversity. Methods The analysis included 2727 late‐stage (mean age...

10.1111/ggi.14892 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2024-05-07

Human HOX genes consist of 39 and encode transcription factors that function as master developmental regulators. We hypothesized the misexpression was associated with carcinogenesis malignant progression. The expression levels in 31 human oral squamous cell carcinoma (SCC), 11 dysplasia, 10 normal mucosa tissues were quantified by real-time RT-PCR method. 18 SCC significantly higher than those tissues. dysplasia showed HOXA2, A3, B3, D10 whereas they lower HOXA1, B7, B9, C8 SCC. lymph node...

10.3727/000000006783981080 article EN Oncology Research Featuring Preclinical and Clinical Cancer Therapeutics 2006-05-01
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