Intrathecal morphine exacerbates paresis with increasing muscle tone of hindlimbs in rats with mild thoracic spinal cord injury but without damage of lumbar α-motoneurons

• Katsuhiro Kawakami,

  Roles Data curation, Funding acquisition, Investigation, Writing – original draft

  Affiliation Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine, Nagano, Japan

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• Satoshi Tanaka ,

  Roles Methodology, Project administration, Writing – review & editing

  * E-mail: s_tanaka@shinshu-u.ac.jp

  Affiliation Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine, Nagano, Japan

  https://orcid.org/0000-0003-3338-7056

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• Yuki Sugiyama,

  Roles Data curation, Investigation

  Affiliation Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine, Nagano, Japan

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• Noriaki Mochizuki,

  Roles Investigation

  Affiliation Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine, Nagano, Japan

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• Mikito Kawamata

  Roles Conceptualization, Supervision, Writing – review & editing

  Affiliation Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine, Nagano, Japan

  https://orcid.org/0000-0002-4483-3026

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