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Biomedical subjects

K Higuchi

Publications and source records attributed to K Higuchi.

At least 469 records · Page 26Linked to original sources

[Studies on cephradine for intravenous injection (author's transl)].

1) The half-life of serum concentration of cephradine (CED) in patients with normal renal function, was 30 minutes and it prolonged to 83 minutes when combined with probenecid. 2) In the patients with severely impaired renal function, mean serum concentration of CED was 33 mcg/ml 24 hours after 1 g intravenous injection. 3) In clinical observations of 17 cases with infections of lung, urinary tract, and bile duct, the treatment with CED showed excellent results in 5 cases, good in 6, undetermined in 1. No remarkable side effect was observed.

Adult↗

Uptake, metabolism, and persistence of 3-methylcholanthrene in rat embryo cells infected with murine leukemia virus.

The uptake and persistence of 3-methylcholanthrene have been followed in both unifected rat embryo tissue culture cells and in cells infected with type C RNA virus. No significant differences in these parameters were observed as a function of viral infection or cell passage level. Moreover, neither binding of 3-methylcholanthrene to nucleic acids or proteins nor carcinogen metabolism were altered by the viral carrier state. Although transformation of rat cells by chemical carcinogens alone has been reported by us and other authors, the low-passage rat embryo cells used in this study will not transform unless cells are carrying exogenous type C RNA virus. We thus suggest that the virus must play a more direct role in the transformation process rather than affecting the ability of the cell to absorb, retain, or metabolize the chemical.

Animals↗