Images et Films1
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Colour Film by Christian Sardet and Dany Carré. (1.1 Mb) | Ovulation in an isolated gonad , trigered by light after a 8 hour dark period. (0.9 Mb) | The first division of the fertilised egg (1.3 Mb). |
Cleavage divisions 1 cell stage to late blastula stage about 8 h total (3.9Mb). | Early blastula stage embryos are irregular in shape... | ... or sometimes a "twisted heart", with a main cleft corresponding to the original animal pole of the egg (5Mb) |
Gastrulation by unipolar ingression (3.5 Mb). | Metamorphosis Film 1 : Covers an 8 hour period with images taken every 5 minutes, starting about 5h after stimulation (3h incubation in 58mM CsCl)(2.2 Mb). | Film 2: Covers a 22 hour period, with images taken every 6 minutes, starting just after stimulation (3h treatment with 58mM CsCl).(3 Mb). |
Film 3 Spanning a 4 hour period at the end of polyp formation, images taken every 6 minutes, starting about 20h after stimulation by CsCl. (0.3 Mb). | Stolon Growth images taken every 10 minutes , about 40h total. (6 Mb) . | Feeding and medusa release images taken every 6 minutes, about 20h total). The gonozoids are swallowing artemia! (3.1 Mb) |
Adult Clytia Swimming : Colour Film by Christian Sardet and Dany Carré. (0.8 Mb) | Release of medusae from gonozooids images taken every 30 seconds for 22 minutes (3.0 Mb). | Another film of medusa budding seen from the side (3.3 Mb) . |
Condensed chromosomes at the onset of mitosis at around the 32 cell stage | Condensed chromosomes at the onset of mitosis at around the 32 cell stage |
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