The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Explants obtained from young sporophytes of Saccharina japonica were cultured in an artificial medium with different concentrations of Ca2+ (0–20 mM). The culture with 10 mM Ca2+ promoted the formation of unpigmented filamentous callus-like cells in the cortical layer. In contrast, explants cultured with 5 mM Ca2+ formed pigmented round callus-like cells in the epidermis at a high percentage. The...