2015 Small World In Motion Competition

Intracellular calcium increase and sperm incorporation following fertilization of a starfish egg

Dr. Luigia Santella A. Puppo, JT Chun, G. Gragnaniello, E. Garante

Affiliation
Stazione Zoologica Anton Dohrn
Naples, Italy
Technique

Transmitted light and Epi-Fluorescence Imaging

Magnifaction
0

Starfish egg fertilization (Left upper panel: Transmitted light of the fertilization envelope elevation. Lower panel: Calcium changes following starfish egg fertilization. Higher magnification: Overlay of the transmitted light and calcium changes (relative istantaneous fluorescence)  upon fertilization and sperm incorporation).