Paper · 1997 · South African Journal of Plant and Soil

A comparison of culture methods for tobacco (Nicotiana tabacum) anthers

Anita E. Steyn; J. A. Brink; L. A. Coetzer

3
claims
7
verbatim quotes
1
citations
2
research areas
✓
Open access

Abstract

Three different anther culture methods for the South African tobacco cultivars C11 × WOSB and CDL 28 were tested. The yield of haploid plantlets produced using a solidified or double-layer medium was significantly higher than with the use of a liquid culture medium. The former two media showed no significant differences. Important considerations which must be taken into account when deciding on the optimum culture method for anther cultures are also discussed.

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Claims 3

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Solidified medium yielded significantly more haploid plantlets than liquid medium.

Organ / stage
anthert0
Treatment
solidifiede0
Outcome
yield of haploid plantletse0
Direction
highere0
Comparator
liquid culture mediume0

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

Nicotiana tabacum
Nicotiana tabacum · TaxonJom / Joachim Müllerchen · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“The yield of haploid plantlets produced using a solidified or double-layer medium was significantly higher than with the use of a liquid culture medium”

✓ located verbatim in the source · abstract, characters 114–265 · show in text ↑
t0

“tobacco (Nicotiana tabacum) anthers”

✓ located verbatim in the source · title, characters 36–71 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Double-layer medium yielded significantly more haploid plantlets than liquid medium.

Organ / stage
anthert0
Treatment
double-layer mediume0
Outcome
yield of haploid plantletse0
Direction
highere0
Comparator
liquid culture mediume0

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

Nicotiana tabacum
Nicotiana tabacum · TaxonJom / Joachim Müllerchen · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“The yield of haploid plantlets produced using a solidified or double-layer medium was significantly higher than with the use of a liquid culture medium”

✓ located verbatim in the source · abstract, characters 114–265 · show in text ↑
t0

“tobacco (Nicotiana tabacum) anthers”

✓ located verbatim in the source · title, characters 36–71 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Solidified and double-layer media showed no significant difference.

Treatment
solidifiede1
Outcome
haploid plantletse1
Direction
no significant differencese0
Comparator
double-layer mediume1

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

Nicotiana tabacum
Nicotiana tabacum · TaxonJom / Joachim Müllerchen · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“The former two media showed no significant differences”

✓ located verbatim in the source · abstract, characters 267–321 · show in text ↑
t0

“tobacco (Nicotiana tabacum) anthers”

✓ located verbatim in the source · title, characters 36–71 · show in text ↑
e1

“The yield of haploid plantlets produced using a solidified or double-layer medium was significantly higher than with the use of a liquid culture medium”

✓ located verbatim in the source · abstract, characters 114–265 · show in text ↑

in vitro · yield · Nicotiana tabacum (tobacco)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 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.