the location of dynein , the main flagellar atpase , within the sea urchin sperm axoneme was investigated by the use of immunofluorescence and immunoelectron microscopy , employing an antiserum against a tryptic fragment of dynein 1 ( fragment 1a ) purified from sea urchin sperm flagella .
C0037868
sperm
C0037851
sperm flagella