Etiology of secondary hypersomnia due to multiple sclerosis, and hypothalamic peptides in eating disoredrs

2008 Fiscal Year Final Research Report

• Project/Area Number: 19591338
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Psychiatric science
• Research Institution: Akita University
• Principal Investigator: KANBAYASHI Takashi Akita University, 医学部, 准教授 (50323150)
• Project Period (FY): 2007 – 2008
• Keywords: オレキシン / 過眠症 / 多発性硬化症 / アクアポリン4 / 神経性食指不振症 / AGRP / αMSH

Research Abstract

MS(多発性硬化症)のサブタイプであるNMOで視床下部脱髄がある症例の血清を検討したところ、約半数の症例でAQP4抗体が検出された。視床下部の病変はAQP4抗体の免疫反応により引き起こされたものと考えている。将来的には傍正中視床下部脱随における、2次性の過眠症の一つの疾患概念が確立できる可能性がある。
摂食障害(AN)群とcontrol群においてCSF中のオレキシン値に差は認められなかったが、AgRPはAN群で3-8倍に増加していた。

Research Products

• [Journal Article] Symptomatic Narcolepsy in Neuromyelitis Optica and Multiple Sclerosis Patients (2009)
  • Author(s): Kanbayashi T, Shimohata T, Nakashima I, Shimizu T, Nishino S.
  • Journal Title: New Neurochemical and Immunological Implications. Arch Neurol 66(In press)
  • Peer Reviewed
• [Journal Article] CSF histamine contents in narcolepsy, idiopathic hypersomnia and obstructive sleep apnea syndrome (2009)
  • Author(s): Kanbayashi T, Kodama T, Kondo H, Satoh S, Inoue Y, Chiba S, Shimizu T, Nishino S.
  • Journal Title: Sleep 32(2) Pages: 181-7
  • Peer Reviewed
• [Journal Article] Narcolepsy as an initial manifestation of neuromyelitis optica with anti-aquaporin-4 antibody (2009)
  • Author(s): Baba T, Nakashima I, Kanbayashi T, Konno M, Takahashi T, Fujihara K, Misu T, Takeda A, Shiga Y, Ogawa H, Itoyama Y.
  • Journal Title: J Neurol 256(2) Pages: 287-8
  • Peer Reviewed
• [Journal Article] A patient with anti-aquaporin 4 antibody who presented with recurrent hypersomnia, reduced orexin(hypocretin)level, and symmetrical hypothalamic lesions (2009)
  • Author(s): Nozaki H, Shimohata T, Kanbayashi T, et.al.
  • Journal Title: Sleep Med. 10(2) Pages: 253-5
  • Peer Reviewed
• [Journal Article] Cerebrospinal fluid-orexin levels and sleep attacks in four patients with Parkinson's disease (2009)
  • Author(s): Asai H, Hirano M, Furiya Y, Udaka F, Kanbayashi T, Shimizu T, Ueno S.
  • Journal Title: Clin Neurol Neurosurg 111(4) Pages: 341-4
  • Peer Reviewed
• [Journal Article] 視床下部病変によりオレキシン神経障害を来して生じた2次性の過眠症 (2008)
  • Author(s): 神林崇, 等
  • Journal Title: 睡眠医療2 Pages: 157-164
• [Journal Article] Does CSF hypocretin-1 decrease in Bickerstaffs brainstem encephalitis? (2007)
  • Author(s): Saji N, Kawarai T, Kanbayashi T, et.al.
  • Journal Title: Clin Neurol Neurosurg 109(6) Pages: 547-8
  • Peer Reviewed
• [Presentation] CSF HYPOCRETIN-1 (OREXIN-A) MEASUREMENT IN PEDIATRIC AND TEENAGE PATIENTS WITH SLEEP DISORDERS (2009)
  • Author(s): Arii J, Kanbayashi T, Shimizu T
  • Organizer: 22nd Annual Meeting of theAssociated Professional Sleep Societies, Baltimore, Maryland
  • Place of Presentation: USA
  • Year and Date: 2009-06-10
• [Presentation] AVERAGE HYPOCRETIN AND ELEVATED AGRP IN THE CSF OF PATIENTS WITH ANOREXIA NERVOSA SLEEP (2008)
  • Author(s): Maruyama F, Kanbayashi T, Satoh S, Okuda M, Aizawa R, Ogawa-Hayashi Y, Ishikawa H, Takemura F, Sagawa Y, Shimizu T
  • Organizer: Volume 31
  • Place of Presentation: Abstract Supplement(A215-16)
  • Year and Date: 20080000
• [Presentation] Anti-aquaporin 4 antibody causes symptomatic narcolepsy due to hypothalamic leisons with multiple sclerosis (2007)
  • Author(s): T.Kanbayashi, I.Nakashima,T. Shimohata, et.al.
  • Organizer: Sleep and Biological Rythms
  • Place of Presentation: Crains
  • Year and Date: 2007-09-07
• [Book] NARCOLEPSY (2009)
  • Author(s): Kanbayashi T, Shimizu T, Nishino S.
  • Publisher: Humana/Springer
• [Book] Symptomatic narcolepsy with cataplexy and without cataplexy or hypersomnia, with and without hypocretin (orexin) deficiency. In : Narcolepsy and Hypersomnia (2007)
  • Author(s): Kanbayashi T, Abe M , Hishikawa Y, Shimizu T, Nishino S.
  • Publisher: Informa Healthcare, USA