Tomomi Yamaguchi

ORCID: 0000-0003-4681-2808
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About
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Research Areas
  • Connective tissue disorders research
  • Dermatology and Skin Diseases
  • Genomics and Rare Diseases
  • Neuropeptides and Animal Physiology
  • Genetic Neurodegenerative Diseases
  • Genetic factors in colorectal cancer
  • Cancer Genomics and Diagnostics
  • Dermatological and Skeletal Disorders
  • Pain Mechanisms and Treatments
  • Salivary Gland Tumors Diagnosis and Treatment
  • Neurological diseases and metabolism
  • Skin and Cellular Biology Research
  • Stress Responses and Cortisol
  • Oral and Maxillofacial Pathology
  • Ubiquitin and proteasome pathways
  • Proteoglycans and glycosaminoglycans research
  • Vascular Anomalies and Treatments
  • Mitochondrial Function and Pathology
  • Soft tissue tumor case studies
  • Urticaria and Related Conditions
  • RNA regulation and disease
  • Metabolism and Genetic Disorders
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Amino Acid Enzymes and Metabolism
  • Biochemical effects in animals

Shinshu University Hospital
2017-2025

Shinshu University
2016-2025

Yamaguchi University
2024

Nippon Veterinary and Life Science University
2024

Ōtani University
2018-2023

Hokuto Hospital
2016-2021

Kyoto University
1999-2020

John Wiley & Sons (United States)
2020

Hudson Institute
2020

Institute of Livestock and Grassland Science
2016

Abstract Sensorineural hearing loss is a common deficit and mainly occurs due to genetic factors. Recently, copy number variants (CNVs) in the STRC gene have also been recognized as major cause of loss. We investigated frequency deletions Japanese population characteristics associated For CNV analysis, we employed specialized method Ion AmpliSeq TM sequencing, confirmed results via custom array comparative genomic hybridization. identified 17 probands with homozygous deletions. The...

10.1038/s41598-019-40586-7 article EN cc-by Scientific Reports 2019-03-13

In addition to conventional cytology, liquid-based cytology (LBC) is also used for immunocytochemistry and gene analysis. However, an appropriate method obtain high quality DNA next-generation sequencing (NGS) using LBC specimens remains controversial. We determined the optimal conditions fixation with alcohol-based fixative extraction cultured cancer cell lines clinical specimens. The extracted was processed NGS after confirmed based on concentration degree of degradation. cells were fix at...

10.1371/journal.pone.0217724 article EN cc-by PLoS ONE 2019-06-14

Background Musculocontractural Ehlers−Danlos syndrome is caused by biallelic loss-of-function variants in CHST14 (mcEDS- ) or DSE ). Although 48 patients 33 families with mcEDS- have been reported, the spectrum of pathogenic variants, accurate prevalence various manifestations and detailed natural history not systematically investigated. Methods We collected comprehensive clinical molecular information regarding previously reported newly identified through international collaborations....

10.1136/jmedgenet-2020-107623 article EN Journal of Medical Genetics 2021-11-23

Musculocontractural Ehlers-Danlos syndrome (mcEDS) is a rare autosomal recessive connective tissue disorder caused by systemic depletion of dermatan sulfate. Symptoms characteristic mcEDS include multiple contractures, fragile skin with subcutaneous bleeding, and hypermobile joints, which suggest difficulty in perioperative management. However, safe surgical techniques management this remain unknown because its rarity. We report patient who developed endometrial cancer underwent surgery,...

10.1016/j.gore.2024.101675 article EN cc-by-nc-nd Gynecologic Oncology Reports 2025-01-01

The Ehlers–Danlos Syndromes (EDS), a group of hereditary connective tissue disorders, were classified into 13 subtypes in the 2017 International Classification. Recently, new subtype EDS called classical-like type 2 (clEDS2), which is caused by biallelic variants adipocyte enhancer binding protein 1 ( AEBP1 ) gene, was identified. We describe 11th patient (9th family) with clEDS2, who complicated critical vascular event (superior mesenteric artery aneurysm and rupture). A next-generation...

10.3389/fgene.2023.1102101 article EN cc-by Frontiers in Genetics 2023-05-05

Rat liver homogenates reduced ubiquinone (UQ)-10 to ubiquinol (UQH2)-10 in the presence of NADPH rather than NADH. This NADPH-dependent UQ reductase (NADPH-UQ reductase) activity that was not inhibited by antimycin A and rotenone, located mainly cytosol fraction its accounted for 68% homogenates. Furthermore, NADPH-UQ from rat efficiently both UQ-10 incorporated into egg yolk lecithin liposomes, native UQ-9 residing microsomes, respective UQH2 form NADPH. The gross redox ratios UQH2-9/(UQ-9...

10.1042/bj3090883 article EN Biochemical Journal 1995-08-01

Copy number variations (CNVs), a major cause of genetic hearing loss, most frequently involve the STRC gene, located on chr15q15.3 and causally related to autosomal recessive non-syndromic loss (ARNSHL) at DFNB16 locus. The interpretation sequence data can be challenging due existence virtually identical pseudogene, pSTRC, that promotes complex genomic rearrangements in this region. Targeted enrichment with massively parallel sequencing (TGE+MPS) has emerged as preferred method by which...

10.1177/0003489416661345 article EN Annals of Otology Rhinology & Laryngology 2016-07-28

Thyroid carcinoma (TC) has characteristic genetic alterations, including point mutations in proto-oncogenes and chromosomal rearrangements that vary by histologic subtype. Recent developments next-generation sequencing (NGS) technology enable simultaneous analysis of cancer-associated genes interest, thus improving diagnostic accuracy allowing precise personalized treatment for human cancer. A total 50 patients who underwent thyroidectomy between 2014 2016 at Hokuto Hospital were enrolled....

10.3892/ol.2018.9538 article EN Oncology Letters 2018-10-02

Osteogenesis imperfecta (OI) is a connective tissue disorder that characterized by low bone density leading to recurrent fractures. The efficacy of the anti-resorption drug denosumab for OI with osteoporosis still largely unknown. We herein describe clinical outcomes eight osteoporotic cases examine effects and safety denosumab. This retrospective, consecutive case series included patients respectively aged 42, 40, 14, 22, 3, 51, 37, 9 years. measured mineral (BMD) lumbar 1⁻4 spine (L-BMD)...

10.3390/jcm7120479 article EN Journal of Clinical Medicine 2018-11-24

The OTOA gene (Locus: DFNB22) is reported to be one of the causative genes for non-syndromic autosomal recessive hearing loss. copy number variations (CNVs) identified in this are also known cause loss, but have not been Japanese patients with Furthermore, clinical features OTOA-associated loss yet clarified. In study, we performed CNV analyses a large cohort, and CNVs 234 2262 (10.3%, 234/2262) Among CNVs, gene-related were second most frequent (0.6%, 14/2262). 14 cases, 2 individuals...

10.3390/genes10090715 article EN Genes 2019-09-16

Cancer genome profiling of cytology specimens using next-generation sequencing (NGS) requires adequate and good-quality DNA. Genomic examination samples was conventionally performed on cell block (CB) or smear than residual liquid-based (LBC) specimens, which are high-quality DNA sources even after long-term storage.We estimated tumor fractions 37 LBC including 30 fine needle aspiration (FNA) from the thyroid (12 papillary carcinomas two malignant lymphomas), lymph node (13 metastatic one...

10.1002/dc.24511 article EN Diagnostic Cytopathology 2020-06-08

We examined whether opioids, especially morphine, would centrally elicit scratching in mice and determined some characteristics of the scratch-inducing action opioids. When intracisternally (i.e.) injected, morphine (0.1–3 nmol/mouse) produced a dose-dependent increase face, but not ears, head body trunk. injected intradermally into rostral part back, (at most potent i.e. dose 3 nmol/mouse or higher) did site. Facial mouse induced by injection (0.3 was almost abolished distraction naloxone...

10.1254/jjp.74.77 article EN The Japanese Journal of Pharmacology 1997-01-01

Next-generation DNA sequencing (NGS) in short-read mode has recently been used for genetic testing various clinical settings. NGS data accuracy is crucial settings, and several reports regarding quality control of data, primarily focusing on establishing sequence read accuracy, have published thus far. Variant calling another critical source errors that remains unexplored at the single-nucleotide level despite its established significance. In this study, we a machine-learning-based method to...

10.1093/nar/gkad1140 article EN cc-by Nucleic Acids Research 2023-11-28

Osteogenesis imperfecta (OI) is an inherited bone disorder that causes fractures due to impaired production of collagen type I. In recent years, denosumab, a human monoclonal antibody against receptor activator nuclear factor κB ligand (RANKL), has become widely used as anti-osteoclastic agent for osteoporosis. This study investigated osteoporotic cases OI examine effects denosumab on fragility. was retrospective, consecutive case series included 3 female patients aged 42, 40, and 14...

10.1620/tjem.242.115 article EN The Tohoku Journal of Experimental Medicine 2017-01-01
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