Intervention effectmodel-written summary

A 5% (w/v) sucrose concentration was optimum for elongation and fresh weight accumulation of excised pea embryonic axes.

A claim from GROWTH OF EXCISED PEA EMBRYONIC AXES ON DIFFERENT SUGARS · 1983

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A 5% (w/v) sucrose concentration was optimum for elongation and fresh weight accumulation of excised pea embryonic axes.

Treatment
sucrosee2
Outcome
elongation and fresh wt accumulatione2
Direction
optimume2
Value
5% (w/v)e2

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗

Verbatim

t1

“GROWTH OF EXCISED PEA EMBRYONIC AXES ON DIFFERENT SUGARS”

✓ located verbatim in the source · title, characters 0–56
e2

“The optimum sucrose concentration for elongation and fresh wt accumulation was 5% (w/v), although dry wt and sugar content increased in cultures containing 10 to 20%”

✓ located verbatim in the source · abstract, characters 214–379

Title

GROWTH OF EXCISED PEA EMBRYONIC AXES ON DIFFERENT SUGARS

Bill D. Davis American Journal of Botany 1983. doi:10.1002/j.1537-2197.1983.tb06417.x

Other claims from this paper (3)

Record rev-9e3c95f1963c548b5e6fc9f4810fcf3dc4c7be9e28b3d509597cbdd4d060cab3 · schema claims-v0.9 · position 2 in the model’s answer

sucrose · growth · Lathyrus oleraceus (pea)Positive and negative results

11 papers: 8 positive, 3 negative or no effect

7 papers in the same direction as this claim · 3 in the opposite direction

  1. no effect
    Changing sucrose concentration between 1.5% and 3.0% had no major influence on shoot regeneration or rooting capacity.

    Regeneration of pea (Pisum Sativuml.) by the thin cell layer nodal system: Influence of explant culture media on rooting and plantlet formation · 1998

    Opposite directionCites this paper

  2. no effect
    Sucrose, nicotinic acid and pyridoxine did not promote lateral root emergence when provided as cotyledon substitutes.

    The Control of Lateral Root Development in Cultured Pea Seedlings. I. The Role of Seedling Organs and Plant Growth Regulators · 1986

    Opposite direction

  3. no effect
    Two per cent sucrose did not alter arsenate inhibition of stem growth.

    The Time Factor in Studies of Growth Inhibition in Excised Organ Sections · 1952

    Opposite direction

  4. positive
    At a low level of irradiance sucrose supply through the rooting medium increased the number of roots.

    Effects of Nutrients and Light on Growth and Root Formation in Pisum sativum Cuttings · 1978

    Same direction

  5. positive
    With cotyledons removed and 4 W m −2 growth, higher sucrose concentration increased roots per cutting.

    Influence of Cotyledon Excision and Sucrose on Root Formation in Pea Cuttings · 1976

    Same direction

  6. positive
    Cultured pea embryos of both genotypes grew maximally with 10 per cent sucrose.

    An Analysis of Seed Development in Pisum sativum III. The Relationship Between the r Locus, the Water Content and the Osmotic Potential of Seed Tissues in vivo and in vitro · 1987

    Same direction

  7. positive
    Supplied sucrose supported better apical growth than glucose or fructose.

    Transport and Metabolism of Sucrose versus Hexoses in Relation to Growth in Etiolated Pea Stem · 1983 · compared with glucose and/or fructose

    Same direction

  8. positive
    IAA with sucrose strongly promoted elongation after hour 7.

    INTERACTION OF SUGARS AND AUXINS IN PEA EPICOTYL SECTION GROWTH · 1960

    Same direction

2 papers more in this group

See all 11 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.