Keitaro Sakakibara

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The authors investigated the effects of inhalation of diesel exhaust (DE) on murine mycobacterial infection in vivo. Eight-week-old female BALB/c mice were exposed to DE (3 mg/m3 of diesel exhaust particles [DEPs]) for 1 month, 2 months, or 6 months (for 7 hours a day, 5 days a week). Control mice were housed in a clean room for the same periods. On the day(More)
Ethyl methanesulphonate (EMS), one of the alkylating agents, is known to be a potent mutagen. We tested EMS for its carcinogenicity in female rats by oral administration. EMS was dissolved in drinking tap water at a concentration of 10(-3) M and was given for the first 12 weeks. The subcutaneous tumors were noticed as early as 16 weeks after initiating the(More)
Nine patients undergoing video-assisted thoracoscopic surgical (VATS) lung biopsy over a five-year period from 1997 to 2001 with the ultimate diagnosis of usual interstitial pneumonia without underlying connective tissue disease were identified. In two of nine patients, acute exacerbation occurred six days after VATS lung biopsy. We reviewed the clinical(More)
This case is a 56-year old woman. Steroids were being administered perorally after a thymectomy for myasthenia gravis. A fever of 38-39 degrees Celsius appeared during night, an abnormal shadow showed up on a chest X-ray and the patient was hospitalized. Gaffky No. 2 acid-fast bacilli were detected in the patient's sputum and the chest CT showed diffuse(More)
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