Organelle motility in preparations of axoplasm
extruded from squid giant axon:

1. Bi-directional organelle movement in bulk axoplasm (6.7 MB).

2. Microtubule-based and actin-based motility near the bulk axoplasm (7.6 MB).

3. Actin-based motility near the bulk axoplasm (4.2 MB).

4. Actin-based ER movement (2.2 MB).

4. An individual organelle moves on both actin filaments and microtubule:
Movie 1 (1.7 MB).
Movie 2 (1.8 MB).

5. Unidirectional movement of organelles towards the barbed (+) ends
on actin filaments polymerized on the (+) end of acrosomal processes (1.2 MB).

6. Bi-directional movement of organelles on microtubules assembled on the (+) end of axonemes (6.3 MB).

Organelle motility in extracts from Xenopus eggs:

1. Microtubule-dependent ER movement (13.4 MB).

2. Membrane fusion (3.6 MB).

3. Myosin-based motility of ER and globular organelles:
Movie 1 (1.0 MB).
Movie 2 (1.3 MB).
Movie 3 (1.3 MB).

Movement of phagosomes loaded with latex beads
in mouse bone marrow macrophages:

1. Slow saltatory movement in normal macrophages
Movie 1 (5 MB).
Movie 2 (5.4 MB)

2. Fast directed movement in dilute-lethal (myosin Va null) macrophages
Movie 1 (6.6 MB).
Movie 2 (11.5 MB).
Movie 3 (5.9 MB).

©2002 by webmaster