Paper · 2015 · Current Trends in Biotechnology and Pharmacy

An efficient in vitro regeneration protocol from cotyledon and cotyledonary node of cluster bean (Cyamopsis tetragonoloba L. Taub)

Waseem Sheikh; A. T. Dedhrotiya; Nargish Khan; et al.

6
claims
10
verbatim quotes
5
citations
2
research areas
—
Not open access

Abstract

Clusterbean (Cyamopsis tetragonoloba L. Taub) is a hardy crop and considered as green gold due to galactomannan content. Healthy seeds of clusterbean genotype GG-2 were surface sterilized and placed on medium containing B5 vitamins, 3% (w/v) sucrose, and 0.8% (w/v) bacteriological grade agar. The explants (cotyledon and cotyledonary nodes) obtained from seedlings of cluster bean (GG-2) were cultured in Murashige and Skoog's (MS) and B5 media supplemented with different concentrations of growth regulators NAA, BAP and 2, 4-D. Successful shoot inductions of GG-2 were established in B5 medium supplemented with NAA (2 mg/l) + BAP (2 mg/l). The cotyledonary nodes cultured on BA showed higher shoot morphogenesis capability compared to the cotyledons. The highest overall average shoot morphogenesis percentage (34%) for GG2 genotype was observed at 20μM BA. Subsequently, in the media supplemented with BA (14.4 μM) and IAA (12.3 μM), the cotyledonary node explants of cluster bean cultivars exhibited the highest percentage of multiple shoot formation. Highest percentage (74%) of rooting of in in vitro-regenerated shoots was recorded in B5 medium containing 3 mg/l IBA, 2 mg/L BA and 1 mg/l GA3 in the cluster bean genotype GG 2. The present regeneration system is efficient and can be used for genetic transformation studies.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

B5 medium with NAA and BAP established shoot induction in GG-2.

Material
GG-2e0
Treatment
B5 medium supplemented with NAA (2 mg/l) + BAP (2 mg/l)e0
Outcome
shoot inductionse0

Not reportedComparatorDirection

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Successful shoot inductions of GG-2 were established in B5 medium supplemented with NAA (2 mg/l) + BAP (2 mg/l).”

✓ located verbatim in the source · abstract, characters 531–643 · show in text ↑
e1

“Clusterbean (Cyamopsis tetragonoloba L. Taub) is a hardy crop”

✓ located verbatim in the source · abstract, characters 0–61 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Cotyledonary nodes on BA had greater shoot morphogenesis capability than cotyledons.

Taxon
cluster beanCyamopsis tetragonolobae1
Organ / stage
cotyledonary nodese0
Treatment
BAe0
Outcome
shoot morphogenesis capabilitye0
Direction
highere0
Comparator
cotyledonse0

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“The cotyledonary nodes cultured on BA showed higher shoot morphogenesis capability compared to the cotyledons.”

✓ located verbatim in the source · abstract, characters 644–754 · show in text ↑
e1

“cluster bean (GG-2)”

✓ located verbatim in the source · abstract, characters 369–388 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GG2 had maximum mean shoot morphogenesis of 34% at 20μM BA.

Taxon
cluster beanCyamopsis tetragonolobae1
Material
GG2e0
Treatment
20μM BAe0
Outcome
shoot morphogenesis percentagee0
Direction
higheste0
Value
34%e0

Not reportedComparator

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“The highest overall average shoot morphogenesis percentage (34%) for GG2 genotype was observed at 20μM BA.”

✓ located verbatim in the source · abstract, characters 755–861 · show in text ↑
e1

“cluster bean (GG-2)”

✓ located verbatim in the source · abstract, characters 369–388 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BA and IAA medium gave the highest multiple shoot formation from cotyledonary nodes.

Taxon
cluster beanCyamopsis tetragonolobae0
Organ / stage
cotyledonary nodee0
Treatment
BA (14.4 μM) and IAA (12.3 μM)e0
Outcome
percentage of multiple shoot formatione0
Direction
higheste0

Not reportedComparator

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“in the media supplemented with BA (14.4 μM) and IAA (12.3 μM), the cotyledonary node explants of cluster bean cultivars exhibited the highest percentage of multiple shoot formation”

✓ located verbatim in the source · abstract, characters 876–1056 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

B5 medium with IBA, BA and GA3 gave the highest rooting, 74%, in GG 2.

Taxon
cluster beanCyamopsis tetragonolobae0
Material
GG 2e0
Treatment
B5 medium containing 3 mg/l IBA, 2 mg/L BA and 1 mg/l GA3e0
Outcome
rootinge0
Direction
Higheste0
Value
74%e0

Not reportedComparator

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Highest percentage (74%) of rooting of in in vitro-regenerated shoots was recorded in B5 medium containing 3 mg/l IBA, 2 mg/L BA and 1 mg/l GA3 in the cluster bean genotype GG 2.”

✓ located verbatim in the source · abstract, characters 1058–1236 · show in text ↑
Method / resourceauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors considered the regeneration system efficient and useful for transformation studies.

Taxon
cluster beanCyamopsis tetragonolobae1
Outcome
regeneration systeme0
Direction
efficiente0

Not reportedComparatorValue

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“The present regeneration system is efficient and can be used for genetic transformation studies.”

✓ located verbatim in the source · abstract, characters 1237–1333 · show in text ↑
e1

“cluster bean (GG-2)”

✓ located verbatim in the source · abstract, characters 369–388 · show in text ↑

Gibberellic acid · growth · Cyamopsis tetragonoloba (cluster bean)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

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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.