Yasumasa Okada


Affiliation: Keio University
Country: Japan


  1. Shinozaki Y, Yokota S, Miwakeichi F, Pokorski M, Aoyama R, Fukuda K, et al. Structural and functional identification of two distinct inspiratory neuronal populations at the level of the phrenic nucleus in the rat cervical spinal cord. Brain Struct Funct. 2018;: pubmed publisher
    ..Collectively, we report that phrenic and scalene motoneuron populations show synchronized inspiratory activities with distinct anatomical locations in the mid cervical spinal cord. ..
  2. Okada Y, Sasaki T, Oku Y, Takahashi N, Seki M, Ujita S, et al. Preinspiratory calcium rise in putative pre-Botzinger complex astrocytes. J Physiol. 2012;590:4933-44 pubmed publisher
    ..These findings raise the possibility that astrocytes in the preBötC are actively involved in respiratory rhythm generation in rhythmically active slices. ..
  3. Migita K, Akeda Y, Akazawa M, Tohma S, Hirano F, Ideguchi H, et al. Pneumococcal polysaccharide vaccination in rheumatoid arthritis patients receiving tacrolimus. Arthritis Res Ther. 2015;17:149 pubmed publisher
    ..University Hospital Medical Information Network Clinical Trials Registry: UMIN000009566. Registered 12 December 2012. ..
  4. Ikeda K, Kawakami K, Onimaru H, Okada Y, Yokota S, Koshiya N, et al. The respiratory control mechanisms in the brainstem and spinal cord: integrative views of the neuroanatomy and neurophysiology. J Physiol Sci. 2017;67:45-62 pubmed publisher
    ..In this review, we focus on the recent findings and attempt to elucidate the anatomical and functional mechanisms underlying respiratory control in the lower brainstem and spinal cord. ..
  5. Fukushi I, Takeda K, Yokota S, Hasebe Y, Sato Y, Pokorski M, et al. Effects of arundic acid, an astrocytic modulator, on the cerebral and respiratory functions in severe hypoxia. Respir Physiol Neurobiol. 2016;226:24-9 pubmed publisher
    ..Astrocytic activation in hypoxia may counteract both cerebral and ventilatory suppression. ..