(A) Giemsa staining of 1-2-3 cells. (a and d) No treatment at 37°C and 32°C; (b and e) treated with vincristine at 37°C and 32°C; and (c and f ) treated with Taxol at 37°C and 32°C. Cells were photographed at 200× magnification. (B) α-Tubulin staining. (g and j) No treatment at 37°C and 32°C; (h and k) treated with vincristine at 37°C and 32°C; (i and l) treated with Taxol at 37°C and 32°C. Cells were photographed at 100× magnification.