Publications by authors named "Daisuke S Sato"

Article Synopsis
  • * In the species Megasyllis nipponica, the study explores how posterior regeneration differs from secondary tail formation during stolonization, highlighting that regeneration occurs at a wound site while a stolon forms a unique tail structure before detachment.
  • * Research findings indicate that posterior regeneration lacks certain processes present in secondary-tail formation, suggesting that these adaptations help the organisms quickly recover their posterior end to continue the stolonization process.
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Benthic annelids belonging to the family Syllidae (Annelida, Errantia, Phyllodocida) exhibit a unique reproduction mode called "schizogamy" or "stolonization", in which the posterior body part filled with gametes detaches from the original body, as a reproductive unit (stolon) that autonomously swims and spawns. In this study, morphological and histological observations on the developmental processes during stolonization were carried out in Megasyllis nipponica. Results suggest that the stolon formation started with maturation of gonads, followed by the formation of a head ganglion in the anteriormost segment of the developing stolon.

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