Effects of ethynylestradiol and bisphenol A on the development of sea urchin embryos and juveniles
β Scribed by Masato Kiyomoto; Ayumi Kikuchi; Tatuya Unuma; Yukio Yokota
- Publisher
- Springer-Verlag
- Year
- 2005
- Tongue
- English
- Weight
- 424 KB
- Volume
- 149
- Category
- Article
- ISSN
- 0025-3162
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## Abstract A method is reported for inducing parthenogenetic development in eggs of the sea urchin __Lytechinus pictus__, a species which previously could not be artificially activated. NH~4~OH or the calcium ionophore A23187 are used as activating agents followed by hypertonic treatment. The iono
## Abstract Sea urchin embryos of the species Paracentrotus lividus were treated continuously with different concentrations of allβtrans retinoic acid (RA) or dimethylsulfoxide (DMSO) at different developmental stages. A delay in embryonic development was observed when embryos were cultured in the