High diadenosine tetraphosphate (Ap4A) level in germ cells and embryos of sea urchin and Xenopus and its effect on DNA synthesis

Intracellular calcium release at fertilization in the sea urchin egg

Richard A. Steinhardt, Robert S. Zucker, Gerald Schatten · Developmental Biology · 1977 · 521 citations

Biology, Oocyte, Fertility +9

An analysis of the partial metabolic derepression of sea urchin eggs by ammonia: The existence of independent pathways

David Epel, Richard A. Steinhardt, Tom Humphreys et al. · Developmental Biology · 1974 · 181 citations

Biology, Energy Metabolism, Biochemistry +9

Calmodulin activates NAD kinase of sea urchin eggs: An early event of fertilization

David Epel, Chris Patton, Robert W. Wallace et al. · Cell · 1981 · 175 citations

Biology, Developmental Biology, Signal Transduction +12

Activation of an Na+-dependent amino acid transport system upon fertilization of sea urchin eggs

David Epel · Experimental Cell Research · 1972 · 127 citations

Molecular Physiology, Biochemistry, Sea Urchin Eggs +7

Drastic rise of intracellular adenosine(5′)tetraphospho(5′)adenosine correlates with onset of DNA synthesis in eukaryotic cells

Christa Weinmann-Dorsch, Annabelle HEDL, Ingrid Grummt et al. · European Journal of Biochemistry · 1984 · 112 citations · Full text

Nucleic Acid Chemistry, Biochemistry, Cell Division +15