Kana Aoki

ORCID: 0000-0002-9664-741X
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About
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Research Areas
  • Cellular Mechanics and Interactions
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Cell Adhesion Molecules Research
  • Intracranial Aneurysms: Treatment and Complications
  • Signaling Pathways in Disease
  • Tissue Engineering and Regenerative Medicine
  • Thyroid and Parathyroid Surgery
  • Erythrocyte Function and Pathophysiology
  • Animal Vocal Communication and Behavior
  • Synthesis and Biological Activity
  • Hernia repair and management
  • Medical Imaging Techniques and Applications
  • Ion Channels and Receptors
  • Stochastic processes and financial applications
  • Animal Genetics and Reproduction
  • Traditional and Medicinal Uses of Annonaceae
  • Spinal Hematomas and Complications
  • Gastroesophageal reflux and treatments
  • Fetal and Pediatric Neurological Disorders
  • Marine Invertebrate Physiology and Ecology
  • Neutrophil, Myeloperoxidase and Oxidative Mechanisms
  • Vascular Anomalies and Treatments
  • Developmental Biology and Gene Regulation
  • Planarian Biology and Electrostimulation
  • RNA Research and Splicing

Osaka University
2022-2025

Kitasato University Hospital
2023

Kindai University
2022

National Sagamihara Hospital
2022

Kyushu University
1972-2021

Tsuchiura Kyodo General Hospital
2021

Toho University
1990-2017

Toho University Ohashi Medical Center
2008-2017

Hitotsubashi University
2011

Kanazawa University
1995

A stochastic model of gene-culture coevolution, suggested by the "culture historical hypothesis" Simoons and McCracken, is presented. According to this hypothesis, adult lactose absorption, believed be an autosomal dominant trait, attained a high frequency in some human populations due positive selection pressure induced culturally determined milk use those populations. Two-dimensional Kolmogorov backward equations with appropriate boundary conditions are derived for ultimate fixation...

10.1073/pnas.83.9.2929 article EN Proceedings of the National Academy of Sciences 1986-05-01

In the course of apoptosis, blebs eventually mature into apoptotic bodies that have immune-modulating activities. We clarified changes occur in cell membrane during and those are essential for formation bodies.

10.1091/mbc.e19-12-0691 article EN Molecular Biology of the Cell 2020-04-01

A haploid sexual two-locus model of gene-culture coevolution is examined, in which a dichotomous phenotype subject to natural selection transmitted vertically with probabilities dependent on the chosen parent's genotype and offspring's genotype. Stability conditions for genetically monomorphic corner equilibria are obtained. In specialization this general model, one locus controls transmission other reception adaptive information. The edge doubly coevolutionary fully analyzed, coevolve...

10.1073/pnas.84.20.7164 article EN Proceedings of the National Academy of Sciences 1987-10-01

The actin cytoskeleton usually lies beneath the plasma membrane. When membrane-associated is transiently disrupted or intracellular pressure increased, membrane detaches from cortex and protrudes. Such protruded regions are called blebs. However, molecular mechanisms underlying blebbing poorly understood. This study revealed that epidermal growth factor receptor kinase substrate 8 (Eps8) ezrin important regulators of rapid reassembly for initiation retraction Live-cell imaging local...

10.1073/pnas.1600968113 article EN Proceedings of the National Academy of Sciences 2016-03-14

Abstract The cytoplasm in mammalian cells is considered homogeneous. In this study, we report that the cytoplasmic fluidity regulated blebbing cells; of rapidly expanding membrane blebs more disordered than retracting blebs. increase bleb caused by a sharp rise calcium concentration. STIM-Orai1 pathway regulates rapid and restricted Conversely, activated ERM protein binds to Orai1 inhibit store-operated entry blebs, which results decreased calcium, reassembly actin cortex.

10.1038/s41467-020-20826-5 article EN cc-by Nature Communications 2021-01-20

Morphogen gradients instruct cells to pattern tissues. Although the mechanisms by which morphogens transduce chemical signals have been extensively studied, roles and regulation of physical communication between morphogen-receiver remain unclear. Here, we show that Wnt/β-catenin–morphogen gradient, patterns embryonic anterior-posterior (AP) axis, generates intercellular tension along AP axis controlling membrane cadherin levels in zebrafish embryos. This “mechano-gradient” is used for cell...

10.1126/sciadv.adp2357 article EN cc-by-nc Science Advances 2024-11-15

we investigated the clinical efficacy of intra-arterial administration fasudil hydrochloride for cerebral vasospasm.we reviewed 90 cases treated with between August 1998 and April 2009 vasospasm.angiographic improvement vasospasm was noted in all procedures. Eight had ischemic lesion on CT at discharge Group A, which included 39 patients who presented angiographic symptomatic vasospasm. However, 4 (50%) these eight were recovered a condition GR. No showed B, 51 without symptoms. Two (3.3%)...

10.1007/978-3-7091-0356-2_33 article EN 2011-01-01

<h2>Summary</h2> In vertebrates, newly emerging transformed cells are often apically extruded from epithelial layers through cell competition with surrounding normal cells. However, the underlying molecular mechanism remains elusive. Here, using phospho-SILAC screening, we show that phosphorylation of AHNAK2 is elevated in neighboring RasV12 soon after induction expression, which mediated by calcium-dependent protein kinase C. addition, transient upsurges intracellular calcium, call calcium...

10.1016/j.celrep.2022.111078 article EN cc-by Cell Reports 2022-07-01

We studied the recovery of rats with fulminant hepatic failure (FHF) by treating them our original hybrid artificial liver support system (HALSS). developed an module having a lobule-like structure (LLS). This consists many hollow fibers regularly arranged in close proximity and hepatocyte aggregates (organoids) induced into extra capillary space centrifugal force. The LLS can express some specific functions at high levels maintain for several months vitro. In this study, we evaluated...

10.1177/039139880803100108 article EN The International Journal of Artificial Organs 2008-01-01

Abstract CTR9 is one of five genes that form the PAF1 complex, which binds to RNA polymerase II and plays critical roles in transcriptional elongation transcription-coupled histone modifications including histones H3K4me3 H3K36me3. In this study, de novo non-synonymous variants (p.(Glu15Asp) p.(Pro25Arg)) were detected two unrelated patients with macrocephaly, motor delay, intellectual disability. A pull-down assay showed mutant proteins had stronger affinities protein than wild-type...

10.1093/hmg/ddac136 article EN Human Molecular Genetics 2022-06-18

(±)-7-Hydroxy-6-methoxy-1-(4-methoxybenzyl)-2,8-dimethyl-1,2,3,4-tetrahydroisoquinoline has been synthesised by a conventional route. The i.r., n.m.r., and mass spectra of this material are superposable on those (–)-hemirepanduline, thus proving the structure latter.

10.1039/j39670001957 article EN Journal of the Chemical Society C Organic 1967-01-01

Lasers emitting comparatively low-powered beamns, giving low incident power densities in target tissue, are being used many specialities, under the acronym LLLT, standing for Low reactive-Level Laser Therapy, The authors prcsent this study data from specialty of neurosurgery concerning clinical application a GaAlAs diode (830 mm. 60 mW. continuous wave) contact technique number pain types, effectiveness was evaluated as percentage four grades: first two (excellcnt and good) were then added...

10.5978/islsm.90-or-15 article EN LASER THERAPY 1990-01-01

Temozolomide (TMZ) has become a key agent in treating malignant glioma; nevertheless, its survival benefit remains dismal prognosis. Histone deacetylases are often overexpressed cancer cells, and this leads to altered expression activity of numerous proteins involved carcinogenesis. Recent evidence suggests that class I histone is higher gliomas important resistance TMZ. Levetiracetam (LEV) an antiepileptic drug inhibits deacetylases, but the therapeutic effects combination regimen...

10.1093/neuonc/nou255.47 article EN Neuro-Oncology 2014-11-01

In this paper, we estimate some volatilities and analyze each value through high frequency data under financial crisis 2008. Precisely speaking, study the asymmetric diversity of volatility fluctuation, distribution mixture hypothesis proposed by Clark[4], prediction power existence jump on process. As result, 1. We observe fluctuation. 2. Fluctuation returns is occurred not only but also other factor. 3. When forecast volatility, it useful to add implied as new exogenous variable in time...

10.5687/sss.2011.112 article EN Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications 2011-05-05

Tracheal varices are rare but cause massive or repeated hemoptysis that can be life-threatening. Patients with Graves' disease adenomatous goiter sometimes show compressive symptoms by a diffuse large goiter. However, it is extremely to form tracheal varicose veins hemoptysis. We herein report case of from caused An 82-year-old woman was diagnosed and had been treated thiamazole for 15 years. She taken an emergency room because Bronchofiberscope revealed hemorrhage remarkable in the mucosa....

10.1016/j.thscie.2023.100006 article EN cc-by Thyroid Science 2023-12-22
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