Fertile plants have been obtained from maize (Zea mays L.) embryogenic suspension culture protoplasts. Friable, embryogenic callus initiated from an immature embryo from a cross involving the genotypes A188, B73, and Black Mexican sweetcorn was used to establish a rapidly growing embryogenic suspens
Regeneration of fertile plants from embryogenic suspension culture protoplasts ofSorghum vulgare
โ Scribed by Zhi-ming Wei; Zhi-hong Xu
- Publisher
- Springer
- Year
- 1990
- Tongue
- English
- Weight
- 550 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0721-7714
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โฆ Synopsis
Protoplasts were isolated from immature inflorescence-derived embryogenic suspension cultures of two cultivars of Sorghum vulgare. The protoplasts were cultured in a modified K8P liquid medium. They started to divide after 4-5 days of culture, and achieved 16.8% division frequency by 10 days. Protocalli proliferated further upon transfer to C1 solid medium. After that, they were moved to C1 differentiation medium to induce shoot formation, followed by whole plant regeneration. So far, 60 plants have been obtained, with only two albinos. Some of these have been transplanted to soil in pots and grown to flowering and have set seeds.
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Coffee plants were regenerated from protoplasts isolated from embryogenic cell suspension cultures derived from somatic embryos ofCoffeaarabica L. cv. caturra. Yields of viable protoplasts ranged from lx105 to 6x105 protoplast/g fresh weight. Protoplast preparations usually contained no contaminati
Suspension cultures of oil palm (Elaeis guineensis Jacq.) were established in a medium with 80 or 100 mg.l(-1) 2,4-dichlorophenoxyacetic acid and 1 g.l(-1) activated charcoal, from calli producing embryogenic cells and protruding proembryos. The suspension was composed of meristematic clumps, breaki