Keiji Toyoshima

Tissue Culture of Urinary Bladder Tumor Induced in a Rat by <italic>N</italic>-Butyl-<italic>N</italic>-(-4-Hydroxybutyl) Nitrosamine: Establishment of Cell Line, Nara Bladder Tumor<xref ref-type="fn" rid="FN1">2</xref>

Keiji Toyoshima, Y Hiasa, Y Kamamoto et al. · JNCI Journal of the National Cancer Institute · 1971 · 63 citations

Nara Bladder Tumor, Pathology, Cell Culture +22

Bladder calculi and urothelial hyperplasia with papillomatosis in the rat following insertion of chalk powder in the bladder cavity with subsequent trauma of the bladder wall.

Keiji Toyoshima, Joseph Leighton · PubMed · 1975 · 29 citations

Urogenital Radiology, Urological Research, Urology +15

Conditions of cultivation required for the formation of hemicysts in vitro by rat bladder carcinoma R-4909.

Keiji Toyoshima, J. D. Valentich, Ruy Tchao et al. · Munich Personal RePEc Archive (Ludwig Maximilian University of Munich) · 1976 · 14 citations

Vitamin A inhibition of keratinization in rat urinary bladder cancer cell line Nara Bladder Tumor No. 2 in meniscus gradient culture.

Keiji Toyoshima, Joseph Leighton · PubMed · 1975 · 14 citations

Urology, Chemoprevention Strategy, Genitourinary Cancer +14

In vitro malignant transformation of cells derived from rat liver by means of aflatoxin B1.

Keiji Toyoshima, Yoshio Hiasa, Nobuyuki Ito et al. · PubMed · 1970 · 10 citations

Hepatology, Vitro Malignant Transformation, Aflatoxin B1 +11