Fluo-3 (F1240) confocal image of a spiral Ca2+ wave initiated by injection of a nonhydrolyzable analog of inositol 1,4,5-triphosphate in a Xenopus laevis oocyte.
Fluo-3 (F1240) confocal image of a spiral Ca2+ wave initiated by injection of a nonhydrolyzable analog of inositol 1,4,5-triphosphate in a Xenopus laevis oocyte. The image was contributed by David Clapham, Harvard University, and reproduced with permission from Cell 69, 283 (1992).