0 a small sea creature that lives in water that is not very deep, has a round shell covered with sharp points like needles, and has flesh that can be eaten --
Microtubules are required for completion of cytokinesis in sea urchin eggs.
Microinjection of inositol triphosphate activates sea urchin eggs.
Redundant mechanisms of calcium-induced calcium release underlying calcium waves during fertilization of sea urchin eggs.
Experimental separation of pronuclei in fertilised sea urchin eggs: chromosomes do not organise a spindle in the absence of centrosomes.
Ligand-dependent stimulation of introduced mammalian brain receptors alters spicule symmetry and other morphogenetic events in sea urchin embryos.
Good candidates may be the yolk platelets, acidic vesicles and pigment granules, all of which are present in sea urchin eggs.
Localization and possible role of molecules acetylcholinesterase in sea urchin embryos.
Characteristics of individual repetitive sequence families in the sea urchin genome studied with cloned repeats.
