Grapevine Shoot Tip Cultureiv.ucdavis.edu/files/24508.pdfrapevine Shoot Tip Culture 3 months Macro...

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Transcript of Grapevine Shoot Tip Cultureiv.ucdavis.edu/files/24508.pdfrapevine Shoot Tip Culture 3 months Macro...

Grapevine Shoot Tip Culture

Sue Sim, Staff Research AssociateFoundation Plant Services, UCD

Macroshoot tip culture 

Eliminates Crown Gall Eliminates Crown Gall and Viruses 

Microshoot tip culture

Grapevine Shoot Tip

Cut

10.0 mm

Macroshoot tip culture

Sterilize& stick

10.0 mm

3 months

Macroshoot tip culture

Sterilize& stick

10.0 mm

Microshoot tip culture

Sterilize

10.0 mm

SterilizeCut to < 0.5 mm

Microshoot tip culture

10.0 mm

SterilizeCut to < 0.5 mm

Microshoot tip culture

10.0 mm

0.4 mm

Sterilize

8‐12 months

Cut to < 0.5 mm

Microshoot tip culture

10.0 mm

0.4 mm

Microshoottip culture

Cut

Virus

Microshoottip culture

Cut

Shoot apex  of Nicotiana benthamianainfected with flourescent‐labeled beet severe curly top virus visible in protophloem. Photo courtesy Li‐Fang Chen, UCDavis.

Macroshoot tip culture

Microshoot tip culture

•10.0 mm•Eliminates crown gall•50 plants/hour•80‐100% survive and develop roots•$50 / plant

•0.5 mm•Eliminates crown gall and viruses•10 plants/hour•10 – 80% survive and develop roots•$$$ / plant

Thank you