Chapter 4
vl.bwh.harvard.edu/
The World Wide Web Virtual Library of Cell Biology, which includes links for many topics relevant to the cytoskeleton.

heuserlab.wustl.edu/images.html
Heuser laboratory image gallery, includes video clips of Dictyostelium "snacking" and Listeria "rocketing". Plus a collection of beautiful EM's, including many images of cytoskeletal structures such as microvilli, muscle molecular motors, and axonemes.

Chapter 5
zk.bwh.harvard.edu/projects/polymer/actin_chapter/
Basic information on actin filaments from Paul Janmey and colleagues, together with a specialized account of their biophysical properties.

Chapter 6
iccbweb.med.harvard.edu/mitchisonlab
Light-hearted website with useful links to other sites on actin-based motility and kinetochores.

expmed.bwh.harvard.edu/main/menu2.html
Detailed information from several groups at Harvard Medical School with many graphics and pictures on actin cross-linking proteins, actin dynamics, actin severing and capping proteins, mechanics of and signaling to the actin cytoskeleton.

Chapter 7
www.mrc-lmb.cam.ac.uk/myosin/myosin.html
A site with information on sequences of the myosin heavy chain and a large phylogenetic tree of myosins from different species.

research.biology.arizona.edu/myosin/
Home page of Bruce Patterson's group with information on the basic workings of the myosin motor and the analysis of mutants. Pictures and movies of the myosin molecule are also available.

www.unc.edu/depts/salmlab/mafia/mafiamovies.html
Home page of Ted Salmon's group with many beautiful images and movies of cytoskeletal dynamics, including sequences of cytokinesis.

Chapter 8
borisy.bocklabs.wisc.edu/
A collated collection of papers from the Borisy laboratory together with related protocols, QuickTime movie clips and web links. Includes material on the migration of keratocytes and fibroblasts, and actin dynamics.

pubweb.nwu.edu/~yoshifk/fukui.html
A site with movies of labeled actin dynamics in Dictyostelium during locomotion and cytokinesis.

Chapter 9
lala.mpimf-heidelberg.mpg.de/~holmes/
Kenneth Holmes's home page, containing extensive information on muscle contraction with history, recent discoveries, references and structures. Includes animation of structural changes in cross-bridge cycle.

npbsn41.nimr.mrc.ac.uk/
Michel Ferenczi's laboratory home page, which uses time-resolved x-ray diffraction to study the changes during muscle contraction.

www.ks.uiuc.edu/research/titinIg/
Summary of the structure of the giant titin molecule and an animated model of how its globular domains unfold sequentially under stress.

www.sciencemag.org/feature/data/1049155.shl
Animated movie of a myosin head moving along actin filament.

Chapter 10
www.neuro.wustl.edu/neuromuscular/mother/myosin.htm
A guide to myosin and associated proteins-part of a large clinically oriented site devoted to neuromuscular disorders. Includes basic description's of muscle contractions and components proteins, with many diagrams, graphics and some animations. Includes extensive links to current literature.

www.bio.unipd.it/~telethon/MuscleNET.html
A site hosted by the Muscular Dystrophy Association of Italy and the University of Padua. Provides access to the human muscle gene map and to detailed information on molecular genetics of muscle and information on neuromuscular diseases.

www.leeds.ac.uk/bms/index.htm
Look for research on muscle development, titin, and myosin, including a live video of a walking myosin V molecule!

Chapter 11
cellbio.utmb.edu/CELLBIO/microtub.htm
Information on the structure and function of microtubules, mainly for graduate students.

www.unc.edu/depts/salmlab/
A rich collection of pictures, movies, experimental protocols, and web links on microtubules from the Salmon laboratory.

Chapter 12
www.blocks.fhcrc.org/~kinesin/
The Kinesin Home Page, a rich source of information on everything related to the kinesin molecule-sequences, structures, researchers, latest findings, movies, animations, and more.

www.proweb.org/kinesin/KinesinTree.html
Clickable map of kinesin motor domains with tables and links to other sites.

Chapter 13
www.unc.edu/depts/salmlab/mitosis/mitosis.html
"Mitosis World" site with links to sources of information, images, movies, protocols, and publications.

www.microscopy.fsu.edu/micro/gallery/mitosis/mitosis.html
A collection of images of mitosis in onion tip cells.

www.life.umd.edu/cbmg/faculty/wolniak/wolniakmitosis.html
A primer on mitosis describing stages and with associated microscopic images from plant cells.

Chapter 14
www.cco.caltech.edu/~brokawc/home.html
Charles Brokaw's home page. Includes video sequence of demembranated sperm decorated with gold beads to show microtubule sliding. Also computer programs that simulate flagella movement plus links flagella web sites.

www.bio.ph.kcl.ac.uk
The Biophysics group at Kings College London display detailed computer models of the ciliary axoneme.

www.wsu.edu:8080/~omoto/
Charlotte Omoto's home page contains videos of reactivated Chlamydomonas flagella, wild-type and various mutants.

Chapter 15
www.yale.edu/rosenbaum/rosen_research.html
Joel Rosenbaum's group home page, containing information on the assembly of flagella in Chlamydomonas, including FAQ's and timelapse movies.

Chapter 16
genprotec.mbl.edu/start
Database of the E. coli genomeand proteome. Chemotaxis proteins are listed under Cell processes/chemotaxis motility.

www.zoo.cam.ac.uk/zoostaff/levin/index.htm
Dennis Bray's group web site, with data on biochemical reactions of chemotaxis and several downloadable computer simulations.

Chapter 17
spot.colorado.edu/~klym/IFC.html
Directory of the intermediate filament community with notices of annual meetings and directory of members with links to home pages.

Chapter 18
zk.bwh.harvard.edu/projects/polymer/actin_chapter/
Basic information on actin filaments from Paul Janmey and colleagues, together with a specialized account of their biophysical properties.

Chapter 19
expmed.bwh.harvard.edu/projects/crosslinking/index.html
Web site of the Stossel, Hartwig, and Kwiatkowski laboratorioes. Mainly on actin organization, mechanics and cytoplasmic structure. Full of interest.

Chapter 20
www.biology.ucsc.edu/people/sullivan/index.html
Web site of William Sullivan's laboratory at Santa Cruz, concerning early development of Drosophila with an emphasis on the cytoskeleton.