Depletion of Ca2+ in the sarcoplasmic reticulum stimulates Ca2+ entry into mouse skeletal muscle fibres

N Kurebayashi, Y Ogawa - The Journal of physiology, 2001 - Wiley Online Library
To examine whether a capacitative Ca 2+ entry pathway is present in skeletal muscle, thin
muscle fibre bundles were isolated from extensor digitorum longus (EDL) muscle of adult mice…

[HTML][HTML] Regulatory mechanisms of ryanodine receptor/Ca2+ release channel revealed by recent advancements in structural studies

H Ogawa, N Kurebayashi, T Yamazawa… - Journal of Muscle …, 2021 - Springer
Ryanodine receptors (RyRs) are huge homotetrameric Ca 2+ release channels localized to
the sarcoplasmic reticulum. RyRs are responsible for the release of Ca 2+ from the SR …

Ryanodine receptor isoforms in excitation-contraction coupling

Y Ogawa, N Kurebayashi, T Murayama - Advances in biophysics, 1999 - Elsevier
Three genomically distinct isoforms of RyR are now known. RyR1 homologue is the primary
isoform in skeletal muscles, whereas in cardiac muscles it is RyR2 homologue. RyR3 …

Two ryanodine receptor isoforms in nonmammalian vertebrate skeletal muscle: Possible roles in excitation–contraction coupling and other processes

T Murayama, N Kurebayashi - Progress in Biophysics and Molecular …, 2011 - Elsevier
The ryanodine receptor (RyR) is a Ca 2+ release channel in the sarcoplasmic reticulum in
vertebrate skeletal muscle and plays an important role in excitation–contraction (E–C) …

Nitric oxide‐induced calcium release via ryanodine receptors regulates neuronal function

…, A Ito, T Murayama, H Oyamada, N Kurebayashi… - The EMBO …, 2012 - embopress.org
Mobilization of intracellular Ca 2+ stores regulates a multitude of cellular functions, but the
role of intracellular Ca 2+ release via the ryanodine receptor (RyR) in the brain remains …

Long‐term, but not short‐term high‐fat diet induces fiber composition changes and impaired contractile force in mouse fast‐twitch skeletal muscle

…, Y Tamura, S Kakehi, N Kurebayashi… - Physiological …, 2017 - Wiley Online Library
In this study, we investigated the effects of a short‐term and long‐term high‐fat diet ( HFD ) on
morphological and functional features of fast‐twitch skeletal muscle. Male C57 BL /6J mice …

Use of fura red as an intracellular calcium indicator in frog skeletal muscle fibers

N Kurebayashi, AB Harkins, SM Baylor - Biophysical journal, 1993 - cell.com
Fura red, a fluorescent Ca2+ indicator with absorbance bands at visible wavelengths, was
injected into intact single muscle fibers that had been stretched to a long sarcomere length (…

[HTML][HTML] A type 2 ryanodine receptor variant associated with reduced Ca2+ release and short-coupled torsades de pointes ventricular arrhythmia

Y Fujii, H Itoh, S Ohno, T Murayama, N Kurebayashi… - Heart Rhythm, 2017 - Elsevier
Background Ventricular fibrillation may be caused by premature ventricular contractions (PVCs)
whose coupling intervals are <300 ms, a characteristic of the short-coupled variant of …

Structural mechanism of two gain-of-function cardiac and skeletal RyR mutations at an equivalent site by cryo-EM

KA Iyer, Y Hu, AR Nayak, N Kurebayashi… - Science …, 2020 - science.org
Mutations in ryanodine receptors (RyRs), intracellular Ca 2+ channels, are associated with
deadly disorders. Despite abundant functional studies, the molecular mechanism of RyR …

[HTML][HTML] Assembly of the cochlear gap junction macromolecular complex requires connexin 26

K Kamiya, SW Yum, N Kurebayashi… - The Journal of …, 2014 - Am Soc Clin Investig
Hereditary deafness affects approximately 1 in 2,000 children. Mutations in the gene encoding
the cochlear gap junction protein connexin 26 (CX26) cause prelingual, nonsyndromic …