Paper · PubMed

Newly developed encapsulation-dehydration protocol for plantcryopreservation.

A Sakai; T Matsumoto; D Hirai; et al.

4
claims
5
verbatim quotes
51
citations
2
research areas
—
Not open access

Abstract

A simplified and efficient encapsulation-dehydration protocol, which is a compromise between vitrification and encapsulation-dehydration, was presented for plant cryopreservation. In this protocol, during the encapsulation process, the apices precultured with 0.3 M sucrose for 16 h were simultaneously osmoprotected with a mixture of 02 M glycerol plus 0.4 M sucrose for 1 h. These encapsulated apices were directly dehydrated with dry silica gel prior to a plunge into LN without the pretreatment of 0.8M sucrose for 16 h. This protocol produced much higher rates of recovery growth in the three plant species tested (wasabi, chrysanthemum, and mint) than those cryopreserved by the conventional encapsulation-dehydration. This protocol also considerably reduced the time needed for the cryogenic procedure. Thus, this new protocol appears promising for cryopreservation of shoot apices and other explants.

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Claims 4

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The new protocol gave higher recovery growth for wasabi than conventional encapsulation-dehydration.

Taxon
wasabie0
Outcome
rates of recovery growthe0
Direction
much highere0
Comparator
conventional encapsulation-dehydratione0

Not reportedTreatment

Verbatim

e0

“much higher rates of recovery growth in the three plant species tested (wasabi, chrysanthemum, and mint) than those cryopreserved by the conventional encapsulation-dehydration”

✓ located verbatim in the source · abstract, characters 548–723 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The new protocol gave higher recovery growth for chrysanthemum than conventional encapsulation-dehydration.

Taxon
chrysanthemumChrysanthemume0
Outcome
rates of recovery growthe0
Direction
much highere0
Comparator
conventional encapsulation-dehydratione0

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

Chrysanthemum
Chrysanthemum · Taxon · picture from its Wikimedia Commons categoryLucia Condac · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“much higher rates of recovery growth in the three plant species tested (wasabi, chrysanthemum, and mint) than those cryopreserved by the conventional encapsulation-dehydration”

✓ located verbatim in the source · abstract, characters 548–723 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The new protocol gave higher recovery growth for mint than conventional encapsulation-dehydration.

Taxon
minte0
Outcome
rates of recovery growthe0
Direction
much highere0
Comparator
conventional encapsulation-dehydratione0

Verbatim

e0

“much higher rates of recovery growth in the three plant species tested (wasabi, chrysanthemum, and mint) than those cryopreserved by the conventional encapsulation-dehydration”

✓ located verbatim in the source · abstract, characters 548–723 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The protocol considerably reduced time needed for the cryogenic procedure.

Taxon
plantt0
Outcome
time needed for the cryogenic proceduree0
Direction
reducede0

Not reportedComparatorValue

Verbatim

t0

“plantcryopreservation”

✓ located verbatim in the source · title, characters 55–76 · show in text ↑
e0

“This protocol also considerably reduced the time needed for the cryogenic procedure.”

✓ located verbatim in the source · abstract, characters 725–809 · show in text ↑