Paper · 2000 · Life Science Research

A Novel Method for Fast Induction of Cotton (Gossypium hirsutum L.) Somatic Embryogenesis

Jun Ou

7
claims
11
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

High frequency somatic embryogenesis was directly obtained from stem and leaf explants of cotton abnormal seedling. Direct induction of cotton somatic embryogenesis was affected by different concentrations and combinations of plant growth regulators. Modified MS medium supplemented with 0.1 mg/L IAA and 0.1 mg/L ZT was the best medium for direct induction of high frequency somatic embryogenesis from abnormal seedlings. With this medium, embryogenic callus was obtained within 10 days of culture, mature embryos was obtained within 20~30 days of culture, regenerative plant was obtained within 60 days of culture. For cotton somatic embryogenesis, there was no difference between stem and leaf explants, but difference existed among genotypes. This method was employed in cotton genetic transformation.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 7

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Somatic embryogenesis was obtained directly at high frequency from abnormal cotton seedling stem and leaf explants.

Organ / stage
stem and leaf explantse0
Outcome
High frequency somatic embryogenesise0

Not reportedComparatorValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“High frequency somatic embryogenesis was directly obtained from stem and leaf explants of cotton abnormal seedling”

✓ located verbatim in the source · abstract, characters 0–114 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Modified MS medium with 0.1 mg/L IAA and 0.1 mg/L ZT was best for direct high frequency embryogenesis.

Treatment
Modified MS medium supplemented with 0.1 mg/L IAA and 0.1 mg/L ZTe0
Outcome
high frequency somatic embryogenesise0
Direction
beste0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Modified MS medium supplemented with 0.1 mg/L IAA and 0.1 mg/L ZT was the best medium for direct induction of high frequency somatic embryogenesis from abnormal seedlings”

✓ located verbatim in the source · abstract, characters 251–421 · show in text ↑
t0

“Cotton”

✓ located verbatim in the source · title, characters 37–43 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Embryogenic callus formed within 10 days on that medium.

Treatment
this mediume0
Outcome
embryogenic calluse0
Value
within 10 dayse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“With this medium, embryogenic callus was obtained within 10 days of culture”

✓ located verbatim in the source · abstract, characters 423–498 · show in text ↑
t0

“Cotton”

✓ located verbatim in the source · title, characters 37–43 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Mature embryos formed within 20~30 days on that medium.

Outcome
mature embryose0
Value
within 20~30 dayse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“mature embryos was obtained within 20~30 days of culture”

✓ located verbatim in the source · abstract, characters 500–556 · show in text ↑
t0

“Cotton”

✓ located verbatim in the source · title, characters 37–43 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Regenerated plants formed within 60 days on that medium.

Outcome
regenerative plante0
Value
within 60 dayse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“regenerative plant was obtained within 60 days of culture”

✓ located verbatim in the source · abstract, characters 558–615 · show in text ↑
t0

“Cotton”

✓ located verbatim in the source · title, characters 37–43 · show in text ↑
Associationobservedoriginal resultmixedmeasured

Claim · model-written summary

Cotton somatic embryogenesis did not differ between stem and leaf explants but differed among genotypes.

Organ / stage
stem and leaf explantse0
Outcome
somatic embryogenesise0
Direction
no differencee0
Qualifier
difference existed among genotypese0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“For cotton somatic embryogenesis, there was no difference between stem and leaf explants, but difference existed among genotypes”

✓ located verbatim in the source · abstract, characters 617–745 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The method was used in cotton genetic transformation.

Outcome
cotton genetic transformatione0

Not reportedComparatorValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“This method was employed in cotton genetic transformation”

✓ located verbatim in the source · abstract, characters 747–804 · show in text ↑

indole-3-acetic acid · growth · Gossypium hirsutum (cotton)Results differ

15 papers: 12 positive, 3 negative or no effect

11 papers in the same direction as this paper · 3 in the opposite direction

  1. no effect
  2. negative
  3. no effect

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tillage · growth · Gossypium hirsutum (cotton)Positive and negative results

36 papers: 30 positive, 6 negative or no effect

29 papers in the same direction as this paper · 5 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

32 papers more in this group

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in vitro · growth · Gossypium hirsutum (cotton)Positive and negative results

39 papers: 30 positive, 9 negative or no effect

29 papers in the same direction as this paper · 9 in the opposite direction

  1. negative
  2. negative
  3. negative

35 papers more in this group

See all 39 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.