melanophore Xenopus laevis 18 nonhuman 16 Animals 14 microtubule 14 Microtubules 12 animal cell 12 article 12 controlled study 12 melanosome 12 molecular motor 12 animal 10 cell organelle 10 metabolism 10 Biological Transport 8 Melanosomes 8 Article 6 Models, Biological 6 Movement 6 actin 6 cell aggregation 6 intracellular transport 6 priority journal 6 Algorithms 4 Biomechanics 4 Cell Survival 4 Kinesin 4 Kinetics 4 Mechanical Processes 4 Melanophores 4