Table 4.2.
List of most relevant cryopreservation studies with orchids.
Orchid species, cultivars,or hybrids
Explant type
Cryopreservationtechnique
z
Survival (%) ofexplants post-cryopreservation
References
Phalaenopsis
grex New
Toyohashi
Cell suspension
culture
Vitrification
Normal
protocormsrecovered
Tsukazaki et al. (2000)
Aerides odorata
Leaf segment
Encapsulation–
dehydration
Hongthongkham and Bunnag
(2014)
Dendrobium
unregistered
hyb. (“Sena Red,” “MiniWRL”)
Pollen
Vitrification
≥
60%
Vendrame et al. (2008)
Cymbidium sinense
Pollen
Vitrification (4
◦C–6
◦C)
Cheng (1984)
Phalaenopsis pulcherrima
(syn
. Doritis
pulcherrima
)
Protocorm
Vitrification PVS2
0%
Thammasiri (2000)
Dendrobium candidum
Protocorm
Air-drying, dehydration
Bian et al. (2002)
Dendrobium cariniferum
Protocorm
Encapsulation–vitrification
20 min PVS2 (25
◦C
±
◦ 2
C)
15%
Pornnchuti and Thammasiri
(2008)
Dendrobium cruentum
Protocorm
Vitrification 240 min PVS2
(0
◦C
±
◦ 2
C)
33%
Thammasiri (2008)
Dendrobium cruentum
Protocorm
Encapsulation–
dehydration 50 minPVS2 (25
◦C
±
◦ 2
C)
27%
Thammasiri (2008)
Dendrobium cariniferum
Protocorm
Encapsulation–vitrification
60 min PVS2 (25
◦C
±
◦ 2
C)
15%
Thammasiri (2008)
Rhynchostylis gigantea
Protocorm
Vitrification 60 min PVS2
(25
◦C
±
◦ 2
C)
19%
Thammasiri (2008)