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Table 2 Description of tissues

From: Large impact of the apoplast on somatic embryogenesis in Cyclamen persicum offers possibilities for improved developmental control in vitro

tissue ID

cell line

culture

medium

developmental stage

embryogeneity

ploidy

1.2

F1 out of 3-2-0503

zygotic embryo

in planta

84-85 d after pollination

yes

diploid

1.3

F1 out of 3-2-0503

zygotic embryo

in planta

99-101 d after pollination

yes

diploid

2.1.1

3-14-0805

callus

standard

0 h before transfer to standard media without hormones

yes, but precocious germination

diploid

2.1.4

3-43-0503

callus

standard

0 h before transfer to standard media without hormones

no longer

tetraploid

2.1.6

3-43-0503

callus

standard without growth regulators

0 h before transfer to standard media without hormones

no longer

tetraploid

2.1.6B

3-45-0503

callus

standard without growth regulators

0 h before transfer to standard media without hormones

no longer

tetraploid

2.1.7

3-75-0503

suspension

standard

0 h before transfer to standard media without hormones

yes, but no torpedo-shaped s.e.

tetraploid

2.1.9

3-75-0503

suspension

standard without growth regulators

3d after transfer to standard media without hormones

yes, but no torpedo-shaped s.e.

tetraploid

2.1.10

3-76-0503

suspension

standard

0 h before transfer to standard media without hormones

yes, torpedo-shaped s.e.

tetraploid

2.1.11

3-76-0503

suspension

U without growth regulators

4 h after transfer to U media without hormones

yes, torpedo-shaped s.e.

tetraploid

2.1.12

3-76-0503

suspension

U without growth regulators

3d after transfer to U media without hormones

yes, torpedo-shaped s.e.

tetraploid

2.1.13

3-76-0503

somatic embryo out of suspension

U without growth regulators

20-22d - globular-shaped somatic embryo

yes, torpedo-shaped s.e.

tetraploid

2.1.14

3-76-0503

somatic embryo out of suspension

U without growth regulators

20-22d - torpedo-shaped somatic embryo

yes, torpedo-shaped s.e.

tetraploid

2.1.15

3-76-0503

somatic embryo out of suspension

U without growth regulators

20-22d - torpedo-shaped somatic embryo, precocious root germination

yes, torpedo-shaped s.e.

tetraploid

2.1.17

3-76-0503

somatic embryo out of suspension

U without growth regulators

20-22d - torpedo-shaped somatic embryo (following two step desiccation: 4d 97% and 3d 92% relative humidity)

yes, torpedo-shaped s.e.

tetraploid

2.3.1

3738-12G

callus

standard

0 h before transfer to standard media without hormones

never

diploid

2.3.3

3738-12G

callus

standard without growth regulators

3d after transfer to standard media without hormones

never

diploid