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Session 7:  Tissue Culture & Genetic Transformation
Spoken Presentations

Morning Session
Chair:  P. Chavarriaga / Rapporter:  R. Escobar / Moderator:  N. Taylor

Ladino J., Mancilla L.I., Chavarriaga P., Thome J., Roca W.M. - S7-16
Transformation of Cassava cv. TMS60444 with A. tumefaciensCarrying a cry1Ab Gene for Insect Resistance.

Raemakers C.J.J.M., Schreuder M., Pereira I., Suurs L., Vincken J.P., Jacobsen E., Visser R.G.F. - S7-24
Genetic Transformation of Friable Embryogenic Callus in Cassava: Different Strategies, Problems and Prospects

Siritunga D.and R. Sayre S7-28
Down-Regulation of CYP79D1 and CYP79D2 to Obtain Acyanogenic Cassava (Manihot esculenta)

Taylor N.J., Masona M.V., Chellappan P., Pita J., Ogbe F.,. Fauquet C.M. - S7-31
Transgenic Cassava Plants with Elevated Resistance to African Cassava Mosaic Disease

Zhang P., Frey P., Jaynes J., Fütterer J., Potrykus I., Puonti-Kaerlas J., Gruissem W. - S7-36
Genetic engineering of cassava for Improved Nutritional Qualities and Virus Resistance

Afternoon Session
Chair:  C.J.J.M. Raemakers / Rapporter:  S.Y.C. Ng
/ Moderator:  N.J. Taylor

Escobar R., Manrique N., Gil1 F., Muñoz L., Santos G., Tohme J., Debouck D., Roca   - S7-07
W.M. Cryopreservation Studies in Cassava Tissues

Kpemoua K.E., Assingnon K., Banito A., Bissang B. - S7-15
Management of Cassava Diseases using Tissue Culture Matierial in Togo

Schreuder M.M., Pereira I.J., Raemakers C., Jacobsen E., Visser R.G.F. - S7-26
Effects of Somaclonal Variation in Cassava Plants Regenerated from Friable Embryogenic Callus

Zok S., S.A. Eyango - S7-37
Multinational Field Evaluation of Tissue Culture Derived Cassava (Manihot esculenta) in Cameroon


Nonverbal Presentations

Adeniyi O.J., M.O. Akoroda, S.Y.C. Ng - S7-01
Cryopreservation of Cassava (Manihot esculenta Crantz)

Akano A.O., M.A. Fregene, A.G.O. Dixon, N.J. Taylor, C.M. Fauquet - S7-02 (POSTER)
Light as a Crucial Factor for the Induction of Somatic Embryogenesis in Latin American and African Cassava Cultivars

Alfaro J.C., Y. Morales - S7-03
Evaluation of Four Cassava Clones Introduced from CIAT-Colombia, Reproduced through in vitro Tissue Culture

Beovides Y, C. González, M.I. Román, X. Xiqués, M. Florido , M. Lara , V. Medero, S. García, L. Díaz, M. Milián, H. Toledo, D. Guerra - S7-04
Identification of the Genetic Variability in Cassava Clones Obtained by different Propagation Methods in Cuba

Chellappan P., M.V. Masona, N.J. Taylor, J. Pita, J. Yadav, C.M. Fauquet - S7-05 (POSTER)
Resistance to African Cassava Mosaic Disease Conferred by Wildtype  and Spontaneous Mutated Versions of the Replication-Associated Protein (AC1) from a Kenyan Isolate of African Cassava Mosaic Virus

Danso K.E., B.V. Ford-Lloyd - S7-06 (POSTER)
Induction of High Frequency Somatic Embryogenesis in Cassava for Cryopreservation

Escobar R.H., N.C. Manrique, F. Gil, J. Tohme, D.G. Debouck - S7-08
Preliminary Studies on the Cryopreservation of Meristems and Seeds of Wild Manihot Species

Escobar R.H., N.C. Manrique, D.G. Debouck, J. Tohme, W.M. Roca - S7-09
Cryoppreservation of Cassava Shoot Tips using the Encapsulation-Dehydration Technique

Escobar R.H., L. Muñoz, J. Tohme,W. Roca - S7-10 (POSTER)
Rapid Propagation of Cassava Planting Material by Temporary Immersion Bioreactors

Escobar R.H., L.G. Santos, J. Tohme, W.M. Roca - S7-11 (POSTER)
Cryopreservation of FEC Lines as an Aid for Genetic Transformation Programs

Fofana I.B.F., N.J. Taylor, J.S. Pita, A. Sangare, C.M. Fauquet - S7-12 (POSTER)
Developing Viral Challenging Systems for Assessing Geminivirus Replication and Symptom Production in Cassava (Manihot esculenta)

Hankoua, B.B., S.Y.G. Ng, J. Puonti-Kaerlas, I. Fawole, A.G.D. Dixon, M. Pillai - S7-13 (POSTER)
Regeneration and Transformation of African Cassava (Manihot esculenta Crantz) Germplasm

Kokora R.N.N., N.J. Taylor, A. Sangaré and C.M. Fauquet - S7-14 (POSTER)
Tryptophan and Tryptamine, two Precursors of Indole-3-Acetic Acid, Improve Formation of Friable Embryogenic Callus in Cassava

López D., P. Chavarriaga, J. Tohme, W.M. Roca - S7-17 (POSTER)
Induction of Friable Embryogenic Callus and Plant Regeneration in Colombian Commercial Cultivars

Mbanaso, E.N.A., J. Crouch, F.A. Onofeghara, M. Pillay - S7-18
Cassava Starch as Alternative to Agar for Gelling Tissue Culture Media

Montoya J.E., R. Escobar, P. Chavarriaga, J. Tome, W.M. Roca - S7-19
Optimizing Plant Regeneration from Friable Embryogenic Callus using Temporary Immersion Systems

Msikita W., R.T. Sayre, V. White, J. Marks - S7-20 (POSTER)
Influence of Explant Source and Light on Efficiency of Agrobacterium-mediated Transformation of Cassava

Mukherjee A., S.K. Naskar - S7-21
In vitro Culture of Isolated Pollen of Cassava: Influence of Boric Acid and Growth Regulators in Pollen Embryogenesis

Nbombo D. S7-22
Tissue Culture and Cassava Development and Production in Congo

Ng S.Y.C. et al. S7-23
Cryopreservation for Long-term Conservation of Cassava Germplasm

Rojas, N., Y. Morales - S7-25
Introduction of 18 Cassava (Manihot esculenta Crantz) Cultivars for their in vitro Conservation

Siritunga D, D. Arias-Garcon, R. Sayre - S7-27 (POSTER)
Reduction in the Cyanogenic Potential of Cassava Roots; Transgenic Plants Expressing Hydroxynitrile Lyase in the Roots

Sudarmonowati E. - S7-29
Conservation and Genetic Improvement of Indonesian Cassava Genotypes Using Biotechnology as a Tool

Taylor N.J., Hongying Li, J.R. Beeching, C.M. Fauquet - S7-30
A PAL Promoter Isolated from Deteriorating Cassava Roots Drives Highly Specific Marker Gene Expression in Transgenic Plants

Torres M.A., Z. Fundora, J. Alonso - S7-32
Cryopreservation of Cassava Shoot-tips in a Gene Bank in Cuba

Unnikrishna M., Sheela N.M., Gaayathri V., Nair J.R. - S7-33
Genotypic Response Variation to Micropropagation and Effect of Retardents on in vitro Growth in Cassava

Vega V.R.M., S. Rodríguez, M. Basail, J. López, M. de Feria, M. García, J.C. Ventura, M. Cabrera, R. Gómez, C. Pons, M. Oliva, M. Martínez, D. Guerra, J. G. M. Alvarez - S7-34
Propagation of Cassava (Manihot esculenta Crantz) by the Temporal Immersion System

Zhang P., J.M. Jaynes, I. Potrykus, W. Gruissem, J. Puonti-Kaerlas - S7-35 (POSTER)
Transfer and Expression of an Artificial Storage Protein (ASP1) Gene in Cassava (Manihot esculenta Crantz): Towards Improving Nutritive Value of Storage Roots

Makwarela M., N.J. Taylor, C.M. Fauquet, M.E.C. Rey - S7-38 (POSTER)
Genetic Transformation of Cassava Cultivar TMS 60444 with N Rep Gene Construct from South African Cassava Mosaic Virus

Zhang P., P. Frey, J.Futterer, I. Potrykus, J. Puonti-Kaerlas and W. Gruissem - S7-39 (POSTER)
Engineering virus-induced ACMV resistance by mimicking a hypersensitive reaction in transgenic cassava plants


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  CBN-V Welcome & Acknowledgements  
   
  Plenary Sessions:  1-4  
   
  Session 1:  Socioeconomics  
   
  Session 2:  Post Harvest  
   
  Session 3:  Starch Modification  
   
  Session 4:  Genomics  
   
  Session 5:  Gene Discovery  
   
  Session 6:  Genetic Resources  
   
  Session 7:  TC & Transgenics  
   
  Session 8:  Biotic Stress  
   
  Index of Authors