Plant biotechnology for deeper understanding, wider use and further development of agricultural and horticultural crops

Agricultural and Food Science

Volumn 17, Issue 3, 2008, Pages 307-324

  Elomaa, Paula ^a   Joensuu, Jussi J ^a   Korpelainen, Helena ^a   Mäkinen, Kristiina ^a   Niklander Teeri, Viola ^a   Pirhonen, Minna ^a   Seppänen, Mervi M ^a   Teeri, Teemu H ^a   Valkonen, Jari P T ^a  

^a UNIVERSITY OF HELSINKI   (Finland)

Author keywords

Biopharming; Crop production; Cryotherapy; Disease resistance; Edible vaccine; Horticulture; Metabolic pathway; Molecular biology; Plant biotechnology; Stress tolerance

Indexed keywords

GERBERA; HORDEUM; SOLANUM TUBEROSUM;

EID: 54849414197     PISSN: 14596067     EISSN: None     Source Type: Journal    
DOI: 10.2137/145960608786118767     Document Type: Article

References (151)

1. Ahokas, H. 1989. Transfection of germinating barley seed electrophoretically with exogenous DNA. Theoretical and Applied Genetics 77: : 469-472.
2. Aittamaa, M., Somervuo, P., Pirhonen, M., Mattinen, L., Nissinen, R., Auvinen, P. & Valkonen, J.P.T. 2008. Distinguishing bacterial pathogens of potato using a genome-wide microarray approach. Molecular Plant Pathology 9, in press.
3. Akita, M. & Valkonen, J.P.T. 2002. A novel gene family in moss (Physcomitrella patens) shows sequence homology and a phylogenetic relationship with the TIR-NBS class of plant disease resistance genes. Journal of Molecular Evolution 55: 595-605.
4. An, G., Watson, B.D. & Chiang, C.C. 1986. Transformation of tobacco, tomato, potato, and Arabidopsis thaliana using a binary Ti vector system. Plant Physiology 81: 301-305.
5. Andersson, R.A., Akita, M., Pirhonen, M., Gammelgård, E. & Valkonen, J.P.T. 2005. Moss-Erwinia pathosystem reveals possible similarities in pathogenesis and pathogen defence in vascular and non-vascular plants. Journal of General Plant Pathology 71: 23-28.
6. Bevan, M.W., Flavell, R.B. & Chilton, M.D. 1983. A chimaeric antibiotic resistance gene as a selectable marker for plant cell transformation. Nature 304: 184-187.
7. Bradwshaw, J.E. & Mackay, G.R. 1994 (eds). Potato Genetics. CAB International, Wallingford, UK, 552 p.
8. Bremer, K. & Ylimäki, A. 1978. A certificate system to produce and distribute virus tested propagation material from berry plants in Finland. Annales Agriculturae Fenniae 17: 42-44.
9. Cubas, P. 2004. Floral zygomorphy, the recurring evolution of a successful trait. BioEssays 26: 1175-1184.
10. Dolja, V.V., McBride, H.J. & Carrington J.C., 1992. Tagging of plant potyvirus replication and movement by insertion of beta-glucuronidase into the viral polyprotein, Proceedings of the National Academy of Science of the USA 89: 10208-10212.
11. Eckermann, S., Schröder, G., Schmidt, J., Strack, D., Edrada, R.A., Helariutta, Y., Elomaa, P., Kotilainen, M., Kilpeläinen, I., Proksch, P., Teeri, T.H. & Schröder, J. 1998. New pathway to polyketides in plants. Nature 396: 387-390.
12. Elomaa, P., Honkanen, J, Puska, R, Seppänen, P., Helariutta, Y, Mehto, M, Kotilainen, M., Nevalainen, L. & Teeri, T.H. 1993. Agrobacterium-mediated transfer of antisense chalcone synthase cDNA to Gerbera hybrida inhibits flower pigmentation. Bio/Technology 11: 508-511.
13. Elomaa, P., Mehto, M, Kotilainen, M., Helariutta, Y., Nevalainen, L. & Teeri, T.H. 1998. A bHLH transcription factor mediates organ, region and flower type specific signals on dihydroflavonol-4-reductase (dfr) gene expression in the inflorescence of Gerbera hybrida (Asteraceae). Plant Journal 16: 93-99.
14. Elomaa, P., Uimari, A., Mehto, M., Albert, V.A., Laitinen, R.A.E. & Teeri, T.H. 2003. Activation of anthocyanin biosynthesis in Gerbera hybrida (Asteraceae) suggests conserved protein-protein and protein-promoter interactions between the anciently diverged monocots and eudicots. Plant Physiology 133: 1831-1842.
15. Fischer, R., Stoger, E., Schillberg, S., Christou, P. & Twyman, R.M. 2004. Plant-based production of biopharmaceuticals. Current Opinion Plant Biology 7: 152-158.
16. Floss, D.M., Falkenburg, D. & Conrad, U. 2007. Production of vaccines and therapeutic antibodies for veterinary applications in transgenic plants: an overview. Transgenic Research 16: 315-332.
17. Foroughi-Wehr, B., Mix, G., Gaul, H. & Wilson, H.M. 1976. Plant production from cultured anthers of Hordeum vulgare L. Zeitschrift für Pflanzenzucht 77: 198-204.
18. Gavrilenko, T., Larkka, J., Pehu, E. & Rokka, V.M. 2002. Identification of mitotic chromosomes of tuberous and non-tuberous Solanum species (Solanum tuberosum and Solanum brevidens) by GISH in their interspecific hybrids. Genome 45: 442-449.
19. Gebhardt, C., Bellin, D., Henselewski, H., Lehmann, W., Schwarzfischer, J. & Valkonen, J.P.T. 2006. Marker-assisted combination of major genes for pathogen resistance in potato. Theoretical and Applied Genetics 112: 1458-1464.
20. Gebhardt, C. & Valkonen, J.P.T. 2001. Organization of genes controlling disease resistance in the potato genome. Annual Review of Phytopathology 39: 79-102.
21. Gleba, Y., Marillonnet, S. & Klimyuk, V. 2004. Engineering viral expression vectors for plants: the 'full virus' and the 'deconstructed virus' strategies. Current Opinion of Plant Biology 7: 182-188.
22. Guo, D., Spetz, C., Saarma, M. & Valkonen, J.P.T. 2003. Two potato proteins, including a novel RING-finger protein, interact with the potyviral multifunctional protein HC-Pro. Molecular Plant-Microbe Interactions 16: 405-410.
23. Haasnoot, J., Westerhout, E.M., & Berkhout, B. 2007. RNA interference against viruses: strike and counterstrike. Nature Biotechnology 12: 1435-1443.
24. Hämäläinen, J.H., Kekarainen, T., Gebhardt, C., Watanabe, K.N. & Valkonen, J.P.T. 2000. Recessive and dominant resistance interfere with the vascular transport of Potato virus A in diploid potatoes. Molecular Plant-Microbe Interactions 13: 402-412.
25. Hämäläinen, J.H., Sorri, V.A., Watanabe, K.N., Gebhardt, C. & Valkonen, J.P.T. 1998. Molecular examination of a chromosome region that controls resistance to potato Y and A potyviruses in potato. Theoretical and Applied Genetics 96: 1036-1043.
26. Hämäläinen, J.H., Watanabe, K.N., Valkonen, J.P.T., Arihara, A., Plaisted, R.L., Pehu, E., Miller, L. & Slack, S.A. 1997. Mapping and marker-assisted selection for a gene for extreme resistance to potato virus Y. Theoretical and Applied Genetics 94: 192-197.
27. Haukkapää, A-L, Junnila, S., Eriksson, C., Tulisalo, U. & Seppänen, M. 2005. Efficacy of imazemox in imidazolinone-resistant spring oilseed rape in Finland. Agricultural and Food Science 14: 377-388.
28. Helariutta, Y., Elomaa, P., Kotilainen, M., Griesbach, R.J., Schröder, J. & Teeri, T.H. 1995a. Chalcone synthase like genes active during corolla development are differentially expressed and encode enzymes with different catalytic properties in Gerbera hybrida. Plant Molecular Biology 28: 47-60.
29. Helariutta, Y., Elomaa, P., Kotilainen, M., Seppänen, P. & Teeri, T.H. 1993. Cloning of cDNA coding for dihydroflavonol-4-reductase (DFR) and characterization of dfr expression in the corollas of Gerbera hybrida (Compositae). Plant Molecular Biology 22: 183-193.
30. Helariutta, Y., Kotilainen, M., Elomaa, P. & Teeri, T.H. 1995b. Gerbera hybrida (Asteraceae) imposes regulation at several anatomical levels during inflorescence development on the gene for dihydroflavonol-4- reductase. Plant Molecular Biology 28: 935-941.
31. Helariutta, Y., Kotilainen, M., Elomaa, P, Kalkkinen, N., Bremer, K., Teeri, T.H., & Albert, V.A. 1996. Duplication and functional divergence in the chalcone synthase gene family of Asteraceae: evolution with substrate change and catalytic simplification. Proceedings of the National Academy of Science USA 93: 9033-9038.
32. Hiltunen, L.H., Ojanperä, T., Kortemaa, H., Richter, E., Lehtonen, M.J. & Valkonen, J.P.T. 2008. Interactions and biocontrol of pathogenic Streptomyces strains co-occurring in potato scab lesions. Journal of Applied Microbiology, in press.
33. Huhtinen, O., Honkanen, J & Simola, L.K. 1983. Ornithine-supported and putrescine-supported divisions and cell colony formation in leaf protoplasts of alders (Alnus glutinosa and A. incana). Plant Science Letters 28: 3-9.
34. Hytönen, T., Palonen, P., Mouhu, K. & Junttila, O. 2004. Crown branching and cropping potential in strawberry (Fragaria x ananassa Duch.) can be enhanced by daylength treatments. Journal of Horticultural Science & Biotechnology 79: 466-471.
35. Ivanov, K., Puustinen, P., Gabrenaite, R., Vihinen, H., Rönnstrand, L., Valmu, L., Kalkkinen, N. & Mäkinen, K. 2003. Phosphorylation of the potyvirus capsid protein by plant protein kinase CK2 and its relevance for virus infection" Plant Cell 15, 2124-2139.
36. Joensuu, J.J. 2006. Production of F4 fimbrial adhesin in plants: a model for oral porcine vaccine against enterotoxigenic Escherichia coli. Thesis/Dissertation. University of Helsinki, Finland
37. Joensuu, J.J, Kotiaho, M., Riipi, T., Snoeck, V., Palva, E.T., Teeri, T.H., Lang, H., Cox, E., Goddeeri.s B.M. & Niklander-Teeri, V. 2004. Fimbrial subunit protein FaeG expressed in transgenic tobacco inhibits the binding of F4ac enterotoxigenic Escherichia coli to porcine enterocytes. Transgenic Research 13: 295-298.
38. Joensuu, J.J., Kotiaho, M., Teeri, T.H., Valmu, L., Nuutila, A.M., Oksman-Caldentey, K.M. & Niklander-Teeri, V. 2006a. Glycosylated F4 (K88) fimbrial adhesin FaeG expressed in barley endosperm induces ETEC-neutralizing antibodies in mice. Transgenic Research 15: 359-373.
39. Joensuu, J.J., Niklander-Teeri, V. & Brandle, J.E. 2008. Transgenic plants for animal health: plant-made vaccine antigens for animal infectious disease control. Phytochemistry Reviews 3: 553-577.
40. Joensuu, J.J., Verdonck, F., Ehrstrom, A., Peltola, M., Siljander-Rasi, H., Nuutila, A.M., Oksman-Caldentey, K.M., Teeri, T.H., Cox, E., Goddeeris, B.M. & Niklander-Teeri, V. 2006b. F4 (K88) fimbrial adhesin FaeG expressed in alfalfa reduces F4+ enterotoxigenic Escherichia coli excretion in weaned piglets. Vaccine 24: 2387-2394.
41. Jussila, M.M., Jürgens, G., Lindström, K. & Suominen, L. 2006. Genetic diversity of cultivable bacteria in oil-contaminated rhizosphere of Galega orientalis. Environmental pollution 139: 244-257.
42. Kalendar, R., Grob, T., Regina, M., Suoniemi, A. & Schulman, A. 1999. IRAP and REMAP: two new retrotransposon-based DNA fingerprinting techniques Theoretical and Applied Genetics 98: 704-711.
43. Karim, S., Holmström, K.O., Mandal, A., Dahl, P., Hohmann, S., Brader, G., Palva, E.T. & Pirhonen, M. 2007. AtPTR3, a wound-induced peptide transporter needed for defence against virulent bacterial pathogens in Arabidopsis. Planta 225: 1431-1445.
44. adg based on a common feature of plant disease resistance genes. Genome 43: 1-8.
45. Keinonen-Mettälä, K., Pappinen, A., & von Weissenberg, K. 1998. Comparisons of the efficiency of some promoters in silver birch (Betula pendula). Plant Cell Reports 17: 356-361.
46. Kekarainen, T., H. Savilahti, & J.P.T. Valkonen. 2002. Functional genomics on potato virus A: virus genome-wide map of sites essential for virus propagation. Genome Research 12: 584-94.
47. Kelloniemi, J., Mäkinen, K., & Valkonen, J.P.T. 2006. SCOMT and GFP, unlike sorcin, are successfully expressed from a potyvirus-based gene vector in plants. Biochimie 88: 505-513.
48. Kelloniemi, J., Mäkinen, K. & Valkonen, J.P.T. 2008. Three heterologous proteins simulatenously expressed from a chimeric potyvirus: infectivity, stability and the correlation of genome and virion lengths. Virus Research 135: 282-291.
49. Korpelainen, H. 2002. A genetic method to resolve gender complements investigations on sex ratios in Rumex acetosa. Molecular Ecology 11: 2151-2156.
50. Korpelainen, H. & Kostamo, K. 2007. Excessive variation in Y chromosomal DNA in Rumex acetosa (Polygonaceae). Plant Biology 9: 383-389.
51. Korpelainen, H., Kostamo, K. & Virtanen, V. 2007. Microsatellite marker identification using genome screening and restriction-ligation. BioTechniques 42: 479-486.
52. Korpelainen, H., Pohjamo, M. & Laaka-Lindberg, S. 2005. How efficiently does bryophyte dispersal lead to gene flow? Journal of the Hattori Botanical Laboratory 97: 195-205.
53. Kotilainen, M., Elomaa, P., Uimari, A., Albert, V.A., Yu, D. & Teeri, T.H. 2000. GRCD1, an AGL2-like MADS box gene, participates in the C function during stamen development in Gerbera hybrida. The Plant Cell 12: 1893-1902.
54. Kotilainen, M., Helariutta, Y., Mehto, M., Pöllänen, E., Albert, V.A., Elomaa, P. & Teeri, T.H. 1999. GEG participates in the regulation of cell and organ shape during corolla and carpel development in Gerbera hybrida. The Plant Cell 11: 1093-1104.
55. Koutaniemi, S., Warinowski, T., Kärkönen, A., Alatalo, E., Immanen, J., Fossdal, C.G., Fagerstedt, KV, Simola, L.K., Rudd, S., Paulin, L. & Teeri, T.H. 2007. Expression profiling of the lignin biosynthetic genes in Norway spruce using EST sequencing and quantitative real-time RT-PCR. Plant Molecular Biology, in press.
56. Kurkela, S., Franck, M., Heino, P., Lång, V. & Palva, E.T. 1988. Cold induced gene-expression in Arabidopsis thaliana L. Plant Cell Reports 7: 495-498.
57. Laitinen, R.A.E., Broholm, S., Albert, V.A., Teeri, T.H. & Elomaa, P. 2006. Patterns of MADS-box gene expression mark flower-type development in Gerbera hybrida (Asteraceae). BMC Plant Biology 6, article 11, doi: 10.1186/1471-2229-6-11.
58. Laitinen, R.A.E, Immanen, J., Auvinen, P., Rudd, S., Alatalo, E., Paulin, L., Ainasoja, M., Kotilainen, M., Koskela, S., Teeri, T.H. & Elomaa, P. 2005. Analysis of the floral transcriptome uncovers new regulators of organ determination and gene families related to flower organ differentiation in Gerbera hybrida (Asteraceae). Genome Research 15: 475-486.
59. Laitinen, R.A.E., Pöllänen, E., Teeri, T.H., Elomaa, P. & Kotilainen, M. 2007. Transcriptional analysis of petal organogenesis in Gerbera hybrida. Planta 226: 347-360.
60. Laurila, J., Laakso, I., Valkonen, J.P.T., Hiltunen, R. & Pehu, E. 1996. Formation of parental-type and novel glycoalkaloids in somatic hybrids between Solanum brevidens and S. tuberosum. Plant Science 118: 145-155.
61. Lehtonen, M., Akita, M. & Valkonen, J. 2006. Elicitor responses in Physcomitrella patens. MOSS 2006, University of California, Berkeley (abstr.).
62. Lehtonen, M.J., Ahvenniemi, P., Wilson, P.S., German-Kinnari, M. & Valkonen, J.P.T. 2008. Biological diversity of Rhizoctonia solani (AG-3) in a northern potato cultivation environment (Fennoscandia). Plant Pathology 57: 141-151.
63. Lehtonen, M.J., Somervuo, P. & Valkonen, J.P.T. 2008. Infection with Rhizoctonia solani induces defense genes and systemic resistance in potato sprouts grown without light. Phytopathology, in press.
64. Lehtonen, M.J., Rantala, H., Kreuze, J.F., Bång, H., Kuisma, L., Koski, P., Virtanen, E., Vihlman, K. & Valkonen, J.P.T. 2004. Occurrence and survival of potato scab pathogens (Streptomyces species) on tuber lesions: quick diagnosis based on a PCR-based assay. Plant Pathology 53: 280-287.
65. Lührs, R. & Lörz, H. 1987. Plant regeneration in vitro from embryogenic cultures of spring-type and winter-type barley (Hordeum vulgare L.) varieties. Theoretical and Applied Genetics 75: 16-25.
66. Lundström, K., Salminen, M., Jalanko, A., Savolainen, R. & Ulmanen, I. 1991. Cloning and characterization of human placental catechol-O-methyltransferase cDNA. DNA, Cell and Biology 10: 181-189.
67. N strains that carry highly homologous P1 sequences and recover transgene expression at infection. Molecular Plant-Microbe Interactions 13: 366-373.
68. Mäkinen, K., & Nuutila, A.M. 2004. Barley seed as a production host for industrially important proteins. AgBiotechNet 6, ABN119, 1N-8N.
69. Martinen, L., Tshuikina, M., Mäe, A. & Pirhonen, M. 2004. Identification and characterization of Nip, necrosis-inducing virulence protein of Erwinia carotovora subsp. carotovora. Molecular Plant-Microbe Interactions 17: 1366-1375.
70. Morel, G. & Martin, C. 1955. Quérison de pommes de terre atteintes de maladies à virus. Comptes rendus des séances de l'Academie d'Agriculture de France, Paris 41: 472-474.
71. Murashige, T. & Skoog, F. 1962. A revised medium for rapid growth and bioassays with tobacco cell cultures. Physiologia Plantarum 15: 473-497.
72. Niemelä, T., Seppänen, M., Jauhiainen, L. Tulisalo, U. 2006. Yield potential of spring hybrid rape synthetics and composite hybrids compared with open-pollinated commercial cultivars. Canadian Journal of Plant Science 86: 693-700.
73. Paalme, V., Gammelgård, E., Järvekülg, L. & Valkonen J.P.T. 2004. In vitro recombinants of two nearly identical potyviral isolates express novel virulence and symptom phenotypes in plants. Journal of General Virology 85: 739-747.
74. Pappinen, A., Degefu, Y., Syrjälä, L., Keinonen, K. & von Weissenberg, K. 2002. Transgenic silver birch (Betula pendula) expressing sugarbeet chitinase 4 shows enhanced resistance to Pyrenopeziza betulicola. Plant Cell Reports 20: 1046-1051.
75. o. American Potato Journal 72: 523-532.
76. Pehu, E., Thomas, M., Poutala, T., Karp, A. & Jones, M.G.K. 1990. Species-specific sequences in the genus Solanum: identification, characterization, and application to study somatic hybrids of S. brevidens and S. tuberosum. Theoretical and Applied Genetics 80: 693-698.
77. Pietarinen E. & Seppänen, E. 1981. Start of seed potato production in Finland. Annales Agriculturae Fenniae 20: 184-187.
78. Pitkäjärvi, J., Räsänen, L.A., Langenskiöld, J., Wallenius, K., Niemi, M. & Lindström, K. 2003. Persistence, population dynamics and competitiveness for nodulation of marker gene-tagged Rhizobium galegae strains in field lysimeters in the boreal climatic zone. FEMS Microbiology Ecology 46: 91-104.
79. Pogue, G.P., Lindbo, J.A., Garger, S.A. & Fitzmaurice, W.P. 2002. Making an ally from an enemy, plant virology and the new agriculture, Annual Review of Phytopathology 40: 45-74.
80. Pohjamo, M., Laaka-Lindberg, S., Ovaskainen, O. & Korpelainen, H. 2006. Dispersal potential of spores and asexual propagules in the epixylic hepatic Anastrophyllum hellerianum. Evolutionary Ecology 20: 415-430.
81. Powell-Abel, P., Nelson, R.S., De, B., Hoffmann, N., Rogers, S.G., Fraley, R.T. & Beachy, R.N. 1986. Delay of disease development in transgenic plants that express the tobacco mosaic virus coat protein gene. Science 232: 738-743.
82. Puurand, Ü., Valkonen, J.P.T., Mäkinen, K., Rabenstein, F. & Saarma, M. 1996. Infectious in vitro transcripts from cloned cDNA of the potato A potyvirus. Virus Research 40: 135-140.
83. Rajamäki, M.L., Kelloniemi, J., Alminaite, A., Kekarainen, T., Rabenstein, F. & Valkonen, J.P.T. 2005. A novel insertion site inside the potyvirus P1 cistron allows expression of heterologous proteins and suggests some P1 functions. Virology 342: 88-101.
84. Rajamäki, M.L., Mäki-Valkama, T., Mäkinen, K. & Valkonen, J.P.T. 2004. Infection with potyviruses. In: Talbot, N. (ed.). Plant-Pathogen Interactions. Blackwell, Oxford, UK, p. 68-91.
85. Ramessar, K., Peremarti, A., Gomez-Galera, S., Naqvi, S., Moralejo, M., Munoz, P., Capell, T. & Christou, P. 2007. Biosafety and risk assessment framework for selectable marker genes in transgenic crop plants: a case of the science not supporting the politics. Transgenic Research 16: 261-280.
86. Ritala, A., Aspegren, K., Kurten, U., Salmenkallio-Marttila, M., Mannonen, L., Hannus, R., Kauppinen, V., Teeri, T.H. & Enari, T.M. 1994. Fertile transgenic barley by particle bombardment of immature embryos. Plant Molecular Biology 24: 317-325.
87. Ritala, A., Mannonen, L., Aspegren, K., Salmenkallio-Marttila, M., Kurten, U., Hannus, R., Lozano, J.M., Teeri, T.H. & Kauppinen, V. 1993. Stable transformation of barley tissue-culture by particle bombardment. Plant Cell Reports 12: 435-440.
88. Rizza, M.D., Vilaro, F.L., Torres, D.G. & Maeso, D. 2006. Detection of PVY extreme resistance genes in potato germplasm from the Uruguayan breeding program. American Journal of Potato Research 83: 297-304.
89. Rokka, V.M., Pietilä, L. & Pehu, E. 1996a. Enhanced production of dihaploid lines via anther culture of tetraploid potato (Solanum tuberosum L. ssp. tuberosum) clones. American Potato Journal 73: 1-12.
90. Rokka, V.M., Tauriainen, A., Pietilä, L. & Pehu, E. 1998. Interspecific somatic hybrids between wild potato Solanum acaule Bitt. and anther-derived dihaploid potato (Solanum tuberosum L. ). Plant Cell Reports 18: 82-88.
91. Rokka, V.M., Valkonen, J.P.T. & Pehu, E. 1995. Production and characterization of haploids derived from somatic hybrids between Solanum brevidens and S. tuberosum through anther culture. Plant Science 112: 85-95.
92. Rokka, V.M., Valkonen, J.P.T., Tauriainen, A., Pietilä, L., Lebecka, R., Zimnoch-Guzowska, E. & Pehu, E. 2000. Production and characterization of 'second-generation' somatic hybrids derived from protoplast fusion between interspecific somatohaploid and dihaploid Solanum tuberosum L. American Journal of Potato Research 77: 149-159.
93. Rokka, V.M., Xu, Y.S., Kankila, J., Kuusela, A., Pulli, S. & Pehu, E. 1994. Identification of somatic hybrids of dihaploid Solanum tuberosum lines and Solanum brevidens by species-specific RAPD patterns and assessment of disease resistance of the hybrids. Euphytica 80: 207-217.
94. Rokka, V.M., Xu, Y.S., Tanhuanpää, P., Pietilä, L. & Pehu, E. 1996b. Electrofusion of protoplasts of anther-derived dihaploid lines of commercial potato cultivars. Agricultural and Food Science in Finland 5: 499-460.
95. Seppänen, M.M., Cardi, T., Hyökki, M.B. & Pehu, E. 2000. Characterization and expression of cold-induced glutathione S-transferase in freezing tolerant Solanum commersonii, sensitive S. tuberosum and their interspecific somatic hybrids. Plant Science 153: 125-133.
96. Seppänen, M.M. & Coleman, G.D. 2003. Characterization of genotypic variation in stress gene expression and photosynthetic parameters in potato. Plant Cell and Environment 26: 401-410.
97. Seppänen, M.M. & Fagerstedt, K. 2000. The role of superoxide dismutase activity in response to cold acclimation in potato. Physiologia Plantarum 108: 279-285.
98. Seppänen, M.M., Majaharju, M., Somersalo, S. & Pehu, E. 1998. Freezing tolerance, cold acclimatization and oxidative stress in potato. Parauqat tolerance is related to acclimation but is a poor indicator of freezing tolerance. Physiologia Plantarum 102: 454-460.
99. Seppänen, S.K., Pasonen, H.L., Vauramo, S., Vahala, J., Toikka, M., Kilpeläinen, I., Setälä, H., Teeri, T.H., Timonen, S. & Pappinen, A. 2007. Decomposition of the leaf litter and mycorrhiza-forming ability of silver birch with a genetically modified lignin biosynthesis pathway. Applied Soil Ecology 36: 100-106.
100. Seppänen, P., Puska, R., Honkanen, J., Tyulkina, L.G., Fedorkin, O., Morozov, S.Y. & Atabekov, J.G. 1997. Movement protein-derived resistance to triple gene block-containing plant viruses. Journal of General Virology 78: 1241-1246.
101. Sidorov, V.A., Zubko, M.K., Kuchko, A.A., Komarnitsky, I.K. & Gleba, Y.Y. 1987. Somatic hybridization in potato - use of gamma-irradiated protoplasts of Solanum pinnatisectum in genetic reconstruction. Theoretical and Applied Genetics 74: 364-368.
102. Simola, L.K. 1985. Propagation of plantlets from leaf callus of Betula pendula f. purpurea. Scientia horticulturae 26: 77-85.
103. Simola, L.K. & Honkanen, J. 1983. Organogenesis and fine-structure in megagametophyte callus lines of Picea abies. Physiologia Plantarum 59: 551-561.
104. Simola, L.K. & Sopanen, T. 1971. Effect of alpha-naphthaleneacetic acid and alpha-naphthoxyacetic acid on activity of certain enzymes of Atropa belladonna cv Lutea cells in suspension culture. Physiologia Plantarum 25: 8-15.
105. Sjöblom, S., Brader, G., Koch, G. & Palva, E.T. 2006. Cooperation of two distinct ExpR regulators controls quorum sensing specificity and virulence in the plant pathogen Erwinia carotovora. Molecular Microbiology 60: 1474-1489.
106. Skarzhinskaya, M.V., Cherep, N.N. & Gleba, Y.Y. 1982. Somatic hybridization and production of cell-lines for potato and tobacco plants. Tsitologiya i Genetika 16: 42-48.
107. Smith, N.A., Singh, S.P., Wang, M.B., Stoutjesdijk, P.A., Green, A.G. & Waterhouse, P.M. 2000. Total silencing by intron-spliced hairpin RNAs. Nature 407: 319-320.
108. Snoeck, V., Cox, E., Verdonck, F., Joensuu, J.J., Goddeeris, B.M. 2004. Influence of pH and gastric digestion on antigenicity of F4 fimbriae for oral immunization. Veterinary Microbiology 98: 45-53.
109. Sønsteby, A. & Hytönen, T. 2005. Manipulating flower induction through photoperiod and temperature fluctuations. International Journal of Fruit Science 5: 17-26.
110. Sorri, V.A., Watanabe, K.N. & Valkonen, J.P.T. 1999. Predicted kinase 3a motif of a resistance gene analogue as a unique marker for potyvirus resistance. Theoretical and Applied Genetics 99: 164-170.
111. Sorvari, S. 1986. Comparison of anther cultures of barley cultivars in barley-starch and agar gelatinized media. Annales Agriculturae Fenniae 25: 249-254.
112. Spök, A. 2007. Molecular farming on the rise - GMO regulators still walking a tightrope. Trends in Biotechnology 2: 74-82.
113. Stoger, E., Ma, J.K.C., Fischer, R. & Christou, P. 2005. Sowing the seeds of success: pharmaceutical proteins from plants. Current Opinion in Biotechnology 16: 167-173.
114. Streatfleid, S.J. 2005. Plant-based vaccines for animal health. Revue Scientifique et Technique Office International des Epizooties 24: 189-199.
115. Swanson, E.B., Herrgesell, M.J. Arnoldo, M., Sippell, D.W., Wong R.S.C. 1989. Microspore mutagenesis and selection: Canola plants with field tolerance to the imidazolinoes. Theoretical and Applied Genetics 78: 525-530.
116. Tapio, E. 1972. Virus-free clones on the potato varieties Pito and Tammiston Aikainen. Annales Agriculturae Fenniae 11: 115-118.
117. Teeri, T.H. 1988. The study of gene regulation and protein targeting in plant cells using gene fusion techniques. Ph.D. thesis, University of Helsinki, Helsinki, 88 pp.
118. Teeri, T.H., Elomaa, P., Kotilainen, M. & Albert, V.A. 2006a. Mining plant diversity: Gerbera as a model system for plant developmental and biosynthetic research. BioEssays 28: 756-767.
119. Teeri, T.H., Kotilainen, M., Uimari, A., Ruokolainen, S., Ng, Y.P., Malm, U., Pöllänen, E., Broholm, S., Laitinen, R., Elomaa, P. & Albert, V.A. 2006b. Floral developmental genetics of Gerbera (Asteraceae). Advances in Botanical Research 44: 323-351.
120. Teeri, T.H., Uimari, A., Kotilainen, M., Laitinen, R., Help, H., Elomaa, P. & Albert, V.A. 2006c. Reproductive meristem fates in Gerbera. Journal of Experimental Botany 57: 3445-3455.
121. Tiainen, T. 1992. The influence of culture conditions on anther culture response of commercial varieties of Solanum tuberosum L. Plant Tissue and Organ Culture 30: 211-219.
122. Tingay, S., McElroy, D., Kalla, R., Fieg, S., Wang, M.B., Thornton, S. & Brettell, R. 1997. Agrobacterium tumefaciens-mediated barley transformation. Plant Journal 11: 1369-1376.
123. Toikkanen, J.H., Niku-Paavola, M.-L., Bailey, M., Immanen, J., Rintala, E., Elomaa, P., Helariutta, Y., Teeri, T.H. & Fagerström, R. 2007. Expression of xyloglucan endotransglycosylases of Gerbera hybrida and Betula pendula in Pichia pastoris. Journal of Biotechnology 130: 161-170.
124. phu that controls hypersensitive resistance to potato virus X in Solanum phureja IvP35. Theoretical and Applied Genetics 96: 840-843.
125. Törmälä, T., Honkanen, J. & Seppänen, P. 1992. Potential of biotechnology in floriculture. Agro-Food-Industry Hi-tech 2: 5-8.
126. Truve, E., Aaspöllu, A., Honkanen, J., Puska, R., Mehto, M., Hassi, A., Teeri, T.H., Kelve, M., Seppänen, P. & Saarma, M. 1993. Transgenic potato plants expressing mammalian 2'-5' oligoadenylate synthetase are protected from potato virus X infection under field conditions. Bio/Technology 11: 1048-1052.
127. Tuunainen, J. 2005a. Hytbrid practices? Contributions to the debate on the mutation of science and university. Higher Education 50: 275-298.
128. Tuunainen, J. 2005b. Contesting a hybrid firm at a traditional university. Social Studies of Science 35: 173-210.
129. Uimari, A., Kotilainen, M., Elomaa, P., Yu, D., Albert, V.A. & Teeri, T.H. 2004. Integration of reproductive meristem fates by a SEPALLATA- lite MADS box gene. Proceedings of the National Academy of Science USA 101: 15817-15822.
130. Uosukainen, M. & Kurppa, A. 1988. Production of healthy planting material. Annales Agriculturae Fenniae 27: 209-218.
131. Valkonen, J.P.T. 2007. Potato viruses: economical losses and biotechnological potential. In: Vreugdenhil D., Bradshaw, J., Gebhardt, C., Govers, F., MacKerron, D.K.L., Taylor, M.A. & Ross, H.A. 2007 (eds.). Potato Biology and Biotechnology. Elsevier, Oxford, UK, p. 619-641.
132. Valkonen, J.P.T., Pehu, E., Jones, M.G.K. & Gibson, R.W. 1991. Resistance in Solanum brevidens to both potato virus Y and potato virus X may be associated with slow cell-to-cell spread. Journal of General Virology 72: 231-236.
133. Valkonen, J.P.T., Xu, Y-S., Rokka, V.M., Pulli, S. & Pehu, E. 1994. Transfer of resistance to potato leaf roll virus, potato virus Y and potato virus X from Solanum brevidens to S. tuberosum through symmetric and designed asymmetric somatic hybridization. Annals of Applied Biology 124: 351-362.
134. sto of Solanum stoloniferum derived from different sources. Annals of Applied Biology 152: 121-130.
135. Van den Broeck, W., Cox, E. & Goddeeris, B.M. 1999. Induction of immune responses in pigs following oral administration of purified F4 fimbriae. Vaccine 17: 2020-2029.
136. Van Molle, I., Joensuu, J.J., Buts, L., Panjikar, S., Kotiaho, M., Bouckaert, J., Wyns, L., Niklander-Teeri, V. & De Greve, H. 2007. Chloroplast assemble FaeG the major subunit of Escherichia coli F4 (K88) fimbriae to swapped dimmers. Journal of Molecular Biology 368: 791-799.
137. Varrelmann, M. & Maiss, E. 2000. Mutations in the coat protein gene of Plum pox virus suppress particle assembly, heterologous encapsidation and complementation in transgenic plants of Nicotiana benthamiana. Journal of General Virology 81: 567-576.
138. Verdonck, F., Cox, E., Van der Stede, Y. & Goddeeris, B.M. 2004. Oral immunization of piglets with recombinant F4 fimbrial adhesin FaeG monomers induces a mucosal and systemic F4-specific immune response. Vaccine 22: 4291-4299.
139. Vermij, P. & Waltz, E. 2006. USDA approves the first plant-based vaccine. Nature Biotechnology 24: 233-234.
140. Vidal, S., Cabrera, H., Andersson, R.A., Fredriksson, A. & Valkonen, J.P.T. 2002. Potato gene Y-1 is an N gene homolog that confers cell death upon infection with Potato virus Y. Molecular Plant-Microbe Interactions 15: 717-727.
141. Vreugdenhil D., Bradshaw, J., Gebhardt, C., Govers, F., MacKerron, D.K.L., Taylor, M.A. & Ross, H.A. 2007 (eds.). Potato Biology and Biotechnology. Elsevier, Amsterdam, The Netherland, 823 p.
142. Wang, Q., Cuellar, W., Rajamäki, M.L., Hirata, Y. & Valkonen, J.P.T. 2008. Combined thermotherapy and cryotherapy for virus eradication: relation of virus distribution, subcellular changes, cell survival and viral RNA degradation in shoot tips to efficient production of virus-free plants. Molecular Plant Pathology 9: 237-250.
143. Wang, Q. & Valkonen, J.P.T. 2008. Efficient elimination of sweet potato little leaf phytoplasma from sweetpotato by cryotherapy of in vitro grown shoot tips. Plant Pathology 57: 338-347.
144. Wang, Q., Laamanen, J., Uosukainen, M. & Valkonen, J.P.T. 2005. Cryopreservation of in vitro-grown shoot tips of raspberry (Rubus idaeus L.) by encapsulation-vitrification and encapsulation-dehydration. Plant Cell Reports 24: 280-288.
145. Watanabe, K.N., Orillo, M., Vega, S., Valkonen, J.P.T., Pehu, E., Hurtado, A. & Tanksley, S.D. 1995. Overcoming crossing barriers between non tuber-bearing and tuber-bearing Solanum species: towards potato germplasm enhancement with a broad spectrum of Solanaceous genetic resources. Genome 38: 27-35.
146. Weaver, S.A. & Morris, M.C. 2005. Risks associated with genetic modification: An annotated bibliography of peer reviewed natural science publications. Journal of Agricultural & Environmental Ethics 18: 157-189.
147. Wenzel, G. & Uhrig, H. 1981. Breeding for nematode and virus-resistance in potato via anther culture. Theoretical and Applied Genetics 59: 333-340
148. Xu, Y.S., Clark, M.S. & Pehu, E. 1993. Use of RAPD markers to screen somatic hybrids between Solanum tuberosum and Solanum brevidens. Plant Cell Reports 12: 107-109.
149. Yan, Q.S., Zhang, X.Q., Shi, J.B. & Li, J.M. 1991. Green plant regeneration from protoplasts of barley (Hordeum vulgare L.). Chinese Science Bulletin 36: 932-935.
150. Yu, D., Kotilainen, M., Pöllänen, E., Mehto, M., Elomaa, P., Helariutta, Y., Albert, V.A. & Teeri, T.H. 1999. Organ identity genes and modified patterns of flower development in Gerbera hybrida (Asteraceae). Plant Journal 16: 51-62.
151. Zambryski P., Joos, H., Genetello, C., Leemans, J., Van Montagu, M. & Schell, J. 1983. Ti-plasmid vector for the introduction of DNA into plant-cells without alteration of their normal regeneration capacity. EMBO Journal 2: 2143-2150.