Paper · 2005 · Biologia Plantarum

Effects of L-arginine and L-cysteine on growth, and chlorophyll and mineral contents of shoots of the apple rootstock EM 26 cultured in vitro

T. E. Sotiropoulos; K. N. Dimassi; I. N. Therios

7
claims
14
verbatim quotes
16
citations
4
research areas
✓
Open access

Abstract

1, 5, or 10 mM arginine and 25, 50, or 100 μM cysteine were added in the Murashige and Skoog medium. By increasing arginine concentration the number of shoots per explant increased. Inclusion of 50 μM cysteine in the medium resulted in maximum number of shoots but it was not significantly different in comparison to 10 mM arginine. The chlorophyll content was significantly increased in explants treated with 10 mM arginine in comparison to the control, 1 mM arginine and 25 μM cysteine. By increasing arginine and cysteine concentrations of the medium, N, K, and Ca contents of explants increased but no significant changes in P, Mg, Fe, Mn, Zn, and B contents were observed.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing arginine increased shoots per explant.

Material
EM 26t0
Treatment
increasing arginine concentratione0
Outcome
number of shoots per explante0
Direction
increasede0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“By increasing arginine concentration the number of shoots per explant increased.”

✓ located verbatim in the source · abstract, characters 101–181 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑
Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

50 μM cysteine produced the maximum number of shoots.

Material
EM 26t0
Treatment
50 μM cysteinee0
Outcome
number of shootse0
Direction
maximume0
Comparator
10 mM argininee0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Inclusion of 50 μM cysteine in the medium resulted in maximum number of shoots but it was not significantly different in comparison to 10 mM arginine.”

✓ located verbatim in the source · abstract, characters 182–332 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

10 mM arginine significantly increased chlorophyll relative to control, 1 mM arginine, and 25 μM cysteine.

Material
EM 26t0
Treatment
10 mM argininee0
Outcome
chlorophyll contente0
Direction
increasede0
Comparator
control, 1 mM arginine and 25 μM cysteinee0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The chlorophyll content was significantly increased in explants treated with 10 mM arginine in comparison to the control, 1 mM arginine and 25 μM cysteine.”

✓ located verbatim in the source · abstract, characters 333–488 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing arginine increased N, K and Ca contents.

Material
EM 26t0
Treatment
argininee0
Outcome
N, K, and Ca contents of explantse0
Direction
increasede0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“By increasing arginine and cysteine concentrations of the medium, N, K, and Ca contents of explants increased but no significant changes in P, Mg, Fe, Mn, Zn, and B contents were observed.”

✓ located verbatim in the source · abstract, characters 489–677 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing cysteine increased N, K and Ca contents.

Material
EM 26t0
Treatment
cysteinee0
Outcome
N, K, and Ca contents of explantse0
Direction
increasede0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“By increasing arginine and cysteine concentrations of the medium, N, K, and Ca contents of explants increased but no significant changes in P, Mg, Fe, Mn, Zn, and B contents were observed.”

✓ located verbatim in the source · abstract, characters 489–677 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Increasing arginine did not significantly change P, Mg or Fe contents.

Material
EM 26t0
Treatment
argininee0
Outcome
P, Mg, Fee0
Direction
no significant changese0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“By increasing arginine and cysteine concentrations of the medium, N, K, and Ca contents of explants increased but no significant changes in P, Mg, Fe, Mn, Zn, and B contents were observed.”

✓ located verbatim in the source · abstract, characters 489–677 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Increasing cysteine did not significantly change Mn, Zn or B contents.

Material
EM 26t0
Treatment
cysteinee0
Outcome
Mn, Zn, and B contentse0
Direction
no significant changese0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“By increasing arginine and cysteine concentrations of the medium, N, K, and Ca contents of explants increased but no significant changes in P, Mg, Fe, Mn, Zn, and B contents were observed.”

✓ located verbatim in the source · abstract, characters 489–677 · show in text ↑
t0

“apple rootstock EM 26”

✓ located verbatim in the source · title, characters 102–123 · show in text ↑

cysteine · growth · Malus domestica (apple)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. negative
See all 2 papers →

arginine · growth · Malus domestica (apple)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 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.