Paper · 2013 · Current Biotechnology

Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton

Jiahe Wu

6
claims
12
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

The browning and death of calli would reduce the efficiency of cotton plant regeneration and genetic transformation,and it was pivotal to inhibit the two peaks of browning and death of calli during cotton tissue culture to improve plant regeneration and genetic transformation efficiency.In this study,we analyzed subculture time,browning death degree,regeneration time and regeneration efficiency of calli of Jihe 713and Coker 312 cultivars.The results showed that subculture time was able to regulate two peaks of browning and death of calli.To take an extended subculture time during the first PCD peak,subculture time interval 50 d can significantly reduce callus browning and death,increase the rate of callus embryogenesis and shorten the time of embryogenesis.To Take a shortened time of subculture during the second PCD peak,subculture interval 15d can significantly reduce the degree of browning and death,thereby increasing the plant regeneration rate and reducing the regeneration time of the plants.Regulation browning and death by callus subculture time will significantly improve the efficiency of genetic transformation in two cotton varieties,so as to help the gene function and genomics research in cotton.

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Claims 6

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

A 50 d first-peak subculture interval reduced callus browning and death.

Treatment
subculture time interval 50 de0
Outcome
callus browning and deathe0
Direction
reducee0

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

“subculture time interval 50 d can significantly reduce callus browning and death,increase the rate of callus embryogenesis and shorten the time of embryogenesis.”

✓ located verbatim in the source · abstract, characters 606–767 · show in text ↑
t0

“Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton”

✓ located verbatim in the source · title, characters 0–108 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A 50 d first-peak subculture interval increased callus embryogenesis rate.

Treatment
subculture time interval 50 de0
Outcome
rate of callus embryogenesise0
Direction
increasee0

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

“subculture time interval 50 d can significantly reduce callus browning and death,increase the rate of callus embryogenesis and shorten the time of embryogenesis.”

✓ located verbatim in the source · abstract, characters 606–767 · show in text ↑
t0

“Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton”

✓ located verbatim in the source · title, characters 0–108 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A 50 d first-peak subculture interval shortened embryogenesis time.

Treatment
subculture time interval 50 de0
Outcome
time of embryogenesise0
Direction
shortene0

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

“subculture time interval 50 d can significantly reduce callus browning and death,increase the rate of callus embryogenesis and shorten the time of embryogenesis.”

✓ located verbatim in the source · abstract, characters 606–767 · show in text ↑
t0

“Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton”

✓ located verbatim in the source · title, characters 0–108 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

A 15d second-peak subculture interval reduced callus browning and death.

Treatment
subculture interval 15de0
Outcome
degree of browning and deathe0
Direction
reducee0

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

“subculture interval 15d can significantly reduce the degree of browning and death,thereby increasing the plant regeneration rate and reducing the regeneration time of the plants.”

✓ located verbatim in the source · abstract, characters 833–1011 · show in text ↑
t0

“Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton”

✓ located verbatim in the source · title, characters 0–108 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A 15d second-peak subculture interval increased plant regeneration rate.

Treatment
subculture interval 15de0
Outcome
plant regeneration ratee0
Direction
increasinge0

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

“subculture interval 15d can significantly reduce the degree of browning and death,thereby increasing the plant regeneration rate and reducing the regeneration time of the plants.”

✓ located verbatim in the source · abstract, characters 833–1011 · show in text ↑
t0

“Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton”

✓ located verbatim in the source · title, characters 0–108 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A 15d second-peak subculture interval reduced plant regeneration time.

Treatment
subculture interval 15de0
Outcome
regeneration timee0
Direction
reducinge0

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

“subculture interval 15d can significantly reduce the degree of browning and death,thereby increasing the plant regeneration rate and reducing the regeneration time of the plants.”

✓ located verbatim in the source · abstract, characters 833–1011 · show in text ↑
t0

“Different Subculture Time Affects Two Cell Death Peaks in Tissue Culture and Plantlet Regeneration in Cotton”

✓ located verbatim in the source · title, characters 0–108 · show in text ↑

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 →

in vitro · disease · Gossypium hirsutum (cotton)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 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.