Publications by authors named "Kazuhiro Kawahira"

Immunity is known to persist after vaccination for varicella zoster virus, but the duration of immunity in patients who develop herpes zoster (HZ) remains unknown. To investigate the association between a past history of HZ and its occurrence in the general population. The Shozu HZ (SHEZ) cohort study included data for 12 299 individuals aged ≥50 years with information on their HZ history.

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Background: The impact of body mass index on incidence of herpes zoster is unclear. This study investigated whether body mass index was associated with a history of herpes zoster and incidence during a 3-year follow-up, using data from a prospective cohort study in Japan.

Methods: In total, 12,311 individuals were included in the cross-sectional analysis at baseline, of whom 1,818 with a history of herpes zoster were excluded from the incidence analysis, leaving 10,493 individuals.

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Red Ginseng (the roots of Panax ginseng C.A. Meyer) is used clinically in China, Korea and Japan for various diseases, including atherosclerosis, hypertension and stress etc.

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Aim Of The Study: We reported recently that the facilitating effects of ginsenosid Rb(1) on burn wound-healing might be due to the promotion of angiogenesis. Increased histamine, substance P (SP), and monocyte chemoattractant protein (MCP)-1 levels caused inflammation, and pain following severe burn wound injury.

Materials And Methods: We examined the effects of ginsenoside Rb1 on the histamine, SP, and MCP-1 levels in burn wound tissue during burn wound repair.

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1. We recently demonstrated that ginsenoside Rb1 (C54H92O23, molecular weight 1108) isolated from ginseng, when intravenously infused into rats with permanent middle cerebral artery occlusion, reduced cerebral infarct volume and ameliorated place navigation disability of the animals, through an anti-apoptotic action and possibly promotion of vascular regeneration. To investigate the ginsenoside Rb1-mediated vascular regeneration in vivo in a more easily accessible experimental systems, we made a burn wound on the backs of mice and topically applied either Vaseline (vehicle) alone or Vaseline containing low doses of ginsenoside Rb1 to the wound.

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