Youichirou Nakajima

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Using intravital microscopy, we studied the effects of hemorrhagic and endotoxin (ETX) shock on the velocity of erythrocytes (red blood cells [RBC]) and the density of perfused villi in mouse small intestine. The mice were divided into four groups: control, normotensive sepsis (a low ETX group, 1.5 mg/kg intravenously), hypotensive sepsis (a high ETX group,(More)
OBJECTIVE This study was intended to measure serum concentrations of nitrite plus nitrate as an index of nitric oxide synthesis, in the maternal vein during pregnancy, just after a spontaneous delivery and at the puerperium, and at an elective cesarean section, and in the umblical vein and artery. METHODS Maternal venous sera, and umblical venous and(More)
Inflammatory myofibroblastic tumor (IMT), also called "inflammatory pseudotumor", is a rare benign tumor composed of spindle cells with a variable infiltrate of inflammatory cells and fibrous tissue. There have been many reported cases of IMT in every organ system; however, IMT in the mediastinum is rare. We report a rare, proven case of spontaneous(More)
The effects of tizanidine on the electromyographic responses of forearm flexors and extensors to torque disturbances were studied in normal subjects. Tizanidine had a strong depressive action on all the reflex responses, and on muscle background activity. It is concluded that the action on reflexes is not specific, but secondary to decreased spinal cord(More)
The effects of acupuncture and tactile skin stimulation on somatosensory evoked potentials (SEPs), elicited by the median nerve stimulation, were investigated in healthy subjects. Acupuncture needles were inserted into either Hegu plus Shousanli, Hegu plus Waiguan, or Shousanli positions ipsilateral to the median nerve stimulation. Tactile skin stimulation(More)
Clinicopathological findings of a case of chronic plasma cell osteomyelitis of a sixteen years old Japanese boy who underwent surgery under the diagnosis of malignant bone tumor of the proximal tibial metaphysis, have been presented. Sixty-one cases of chronic plasma cell osteomyelitis including this case were reviewed. The authors described that is is(More)
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