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Biomedical subjects

Y Tanizaki

Publications and source records attributed to Y Tanizaki.

156 records · Page 9Linked to original sources

Menaquinone (vitamin K2) therapy for bronchial asthma. II. Clinical effect of menaquinone on bronchial asthma.

A series of 191 patients with bronchial asthma were treated with menaquinone for not less than one year to investigate the clinical effects of the drug. The clinical effect may be summarized as follows: 1) The therapy with menaquinone only gave an effective rate oo 90.9% (a markedly effective rate of 42.4%) in mild patients, an effective rate of 86.7% (a markedly effective rate of 30.0%) in moderate patients, and effective rate of 72.7% (a markedly effective rate of 27.3%) in severe patients; namely, considerably a high effective rate was attained by the therapy in the respective patients. 2) The therapy with menaquinone, in conjunction with hyposensitization therapy, gave an effective rate of 100% (a markedly effective rate of 33.3%). 3) The double blind study of the clinical effects of menaquinone revealed that placebo used in the study was effective on only 16.7% of the patients treated with it, and that the incidence of recurrence due to withdrawal of meaquinone therapy tended to be low in the patients treated with the drug for a long period of time.

Asthma↗

Release of heparin-like substance and histamine from basophilic leucocytes separated by counterflow centrifugation elutriation.

Separation of basophilic granulocytes from peripheral blood was carried out by counterflow centrifugation elutriation using a JE-6B roter. The release of histamine and heparin-like substance from basophilic leucocytes was estimated in healthy and asthmatic subjects. 1. The number of basophils was maximal (0.74 x 10(5] at a flow rate of 4.5 ml/min, and the purity reached a peak (11.8 +/- 2.0%) at a flow rate of 9 ml/min. 2. The content of histamine paralleled the number of basophils in each fraction. 3. The release mechanism of histamine induced by anti-IgE was similar to that of the heparin-like substance. 4. The release of histamine and the heparin-like substance was significantly higher in atopic asthmatics than in non-atopic cases.

Adolescent↗

Atypical teratoid/rhabdoid tumor arising from the spinal cord--case report and review of the literature.

Spinal atypical teratoid/rhabdoid tumor (AT/RT) is extremely rare. We report this rare case and review the literature of spinal AT/RT. A 10-month-old girl presented with rapidly progressive paraplegia. Magnetic resonance images revealed an intramedullary tumor occupying the entire spinal canal below Th10. An urgent operation, consisting of decompression by laminectomy and biopsy, was performed. Histologically, the tumor specimen had many rhabdoid cells with prominent nuclei and eosinophilic cytoplasmic inclusion. It showed mitosis and necrosis. The tumor cells were immunoreactive for vimentin, desmin, smooth muscle actin, neuron-specific enolase, neurofilament, epithelial membrane antigen, and CAM5.2. Despite chemotherapy and radiotherapy, she died 3 months after admission. The present case is only the third detailed report of spinal AT/RT. Spinal AT/RT carries a poor prognosis, and therefore should be distinguished from other embryonal tumor.

Diagnosis, Differential↗