Kenji Sakamoto

ORCID: 0000-0003-1326-6580
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About
Contact & Profiles
Research Areas
  • Retinal Diseases and Treatments
  • Retinal Development and Disorders
  • Glaucoma and retinal disorders
  • Nitric Oxide and Endothelin Effects
  • Neuroscience and Neuropharmacology Research
  • Receptor Mechanisms and Signaling
  • Retinopathy of Prematurity Studies
  • Neuropeptides and Animal Physiology
  • Eicosanoids and Hypertension Pharmacology
  • Cardiac Ischemia and Reperfusion
  • Black Holes and Theoretical Physics
  • Cosmology and Gravitation Theories
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Aquaculture Nutrition and Growth
  • Ion channel regulation and function
  • Connexins and lens biology
  • Interconnection Networks and Systems
  • Biochemical effects in animals
  • Cardiac electrophysiology and arrhythmias
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Advanced Glycation End Products research
  • Renin-Angiotensin System Studies
  • Neurological Disorders and Treatments
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Context-Aware Activity Recognition Systems

Kitasato University
2014-2024

Teikyo University
2020-2024

The University of Tokyo
1997-2024

Tokyo Medical University
2023-2024

Kyushu Institute of Technology
2022-2024

Yamaguchi University
1998-2023

Cell Biotech (South Korea)
2023

Biocat
2023

Pharmac
2019-2022

National Sanyo Hospital
2016-2019

The physicochemical properties of the H(2)O molecules adsorbed on TiO(2) surfaces during UV light irradiation were fully investigated by near-infrared (NIR) absorption spectroscopy. It was found that desorb heating effect source. Since amount decreased, distribution hydrogen bonds within resulting in a decrease surface tension clusters. under to be one most important driving forces which clusters spread out thermodynamically, forming thin layers. partial elimination hydrocarbons from...

10.1021/jp058075i article EN The Journal of Physical Chemistry B 2005-07-21

Using viral vectors as gene delivery vehicles for therapy necessitates their quality control. Here, we report on nanopore sensing nondestructively inspecting genomes inside the nanoscale cargoes at single-molecule level. ionic current measurements, motion-tracked adeno-associated virus (AAV) they translocated through a solid-state nanopore. Considering varying contributions of electrophoretic forces from negatively charged internal polynucleotides different lengths, nanocargoes carrying...

10.1021/acsnano.4c01888 article EN ACS Nano 2024-06-05

The heterotetrameric phosphodiesterase (PDE) 6 complex, made up of α, β and two γ subunits, regulates intracellular cGMP levels by hydrolyzing in response to light activation G protein coupled receptors cones rods, making it an essential component the visual phototransduction cascade [Zhang, X. Cote, R.H. (2005) signaling vertebrate retinal photoreceptor cells. Front. Biosci., 10, 1191–1204.]. Using a genetic positional candidate cloning strategy, we have identified missense mutations within...

10.1093/hmg/ddn327 article EN Human Molecular Genetics 2008-10-11

Etudes de la duree vie ces electrodes utilisables comme anodes pour le degagement d'oxygene

10.1149/1.2113590 article FR Journal of The Electrochemical Society 1985-10-01

Ocular pathologic angiogenesis is a causative factor for retinopathy of prematurity, diabetic retinopathy, and age-related macular degeneration. In the present study, we examined effects rapamycin everolimus, inhibitors mammalian target (mTOR), on retinal in mice with oxygen-induced (OIR), an animal model proliferative ischemic retinopathy. Mice were exposed to 80% oxygen from postnatal day (P) 7 P10, then brought into room air subcutaneously injected everolimus. The neovascular tufts, size...

10.1248/bpb.b14-00487 article EN Biological and Pharmaceutical Bulletin 2014-01-01

Objective Acute exacerbations of idiopathic pulmonary fibrosis (AE-IPF) are fatal episodes acute respiratory worsening unknown etiology. Previous studies on distress syndrome have shown that direct hemoperfusion with a polymyxin B-immobilized fiber column (PMX-DHP) can beneficial effect the status. This retrospective study investigated prognosis and survival outcome patients AE-IPF who underwent PMX-DHP. Methods We examined records 50 treated in our hospital. All received corticosteroid...

10.2169/internalmedicine.55.6056 article EN Internal Medicine 2016-01-01

Resveratrol, which is a polyphenol found in grapes, peanuts, and other plants, has health benefits for various chronic diseases. The aim of the present study was to examine effect resveratrol on cataract formation diabetic rats. Male Wistar rats (7-week-old) were treated with streptozotocin, streptozotocin-treated animals administered 5% D-glucose drinking water promote cataracts by inducing severe hyperglycemia. Resveratrol supplementation (10 or 30 mg/kg/d) initiated immediately after...

10.1248/bpb.b18-00328 article EN Biological and Pharmaceutical Bulletin 2018-09-30

Abstract Although the 6 min walk test (6MWT) is well-established for assessing desaturation in patients with interstitial lung disease (ILD), it cannot be easily performed primary healthcare settings. This retrospective observational study aimed to evaluate usefulness of 1 sit-to-stand (1STST) during 6MWT ILD normal resting blood oxygen levels. We included 116 patients, and pulse saturation (SpO 2 ) both methods was analyzed. The SpO nadir 1STST correlated strongly (ρ = 0.82). frequency <...

10.1038/s41533-022-00268-w article EN cc-by npj Primary Care Respiratory Medicine 2022-01-27

This paper proposes human activity recognition based on the actual semantics of human's current location. Since no predefined location can adequately identify activity, we automatically from things by focusing association between and activities with things. Ontology is used to deal various possible representations (terms) each thing, identified a RFID tag, multi-class Naive Bayesian approach applied detect multiple terms. Our suitable for detecting even given variety object characteristics...

10.2197/ipsjdc.3.506 article EN IPSJ Digital Courier 2007-01-01

Adeno-associated virus (AAV) vector can efficiently transduce therapeutic genes in various tissue types with less side effects; however, owing to complex multistep processes during manufacture, there have been surges the pricing of recently approved AAV vector-based gene therapy products. This study aimed develop a simple and efficient method for high-quality purification via tangential flow filtration (TFF), which is commonly used concentration diafiltration solutions purification. We...

10.1002/bit.28524 article EN cc-by Biotechnology and Bioengineering 2023-08-16

It has been suggested that nitric oxide (NO) stimulates the cyclooxygenase (COX)-dependent mechanisms in ocular vasculature; however, importance of pathway regulating retinal circulation vivo remains to be elucidated. Therefore, we investigated role COX-dependent NO-induced vasodilation blood vessels thiobutabarbital-anesthetized rats with and without neuronal blockade (tetrodotoxin treatment). Fundus images were captured a digital camera was equipped special objective lens. The vascular...

10.1152/ajpregu.91005.2008 article EN AJP Regulatory Integrative and Comparative Physiology 2009-07-23
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