1985 …2020
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Research Output 1985 2019

2005
Open Access

Tripsresistente siergewassen

Jongsma, M. A., Bouwmeester, H. J. & Krens, F. A., 2005.

Research output: Contribution to conferencePosterProfessional

Open Access
24 Citations (Scopus)

Two different Bacillus thuringiensis toxin genes confer resistance to beet armyworm (Spodoptera exigua Hübner) in transgenic Bt-shallots (Allium cepa L.)

Zheng Sijun, S. J., Henken, B., de Maagd, R. A., Purwito, A., Krens, F. A. & Kik, C., 2005, In : Transgenic Research. 14, 3, p. 261-272

Research output: Contribution to journalArticleAcademicpeer-review

Shallots
shallots
Spodoptera
Bacillus thuringiensis
Beta vulgaris
2006
33 Citations (Scopus)

Antisense down-regulation of strawberry endo-beta (1,4)-glucanase genes does not prevent fruit softening during ripening

Palomer, X., Llop-Tous, I., Vendrell, M., Krens, F. A., Schaart, J. G., Boone, M. J., van der Valk, H. C. P. M. & Salentijn, E. M. J., 2006, In : Plant Science. 171, 5, p. 640-646

Research output: Contribution to journalArticleAcademicpeer-review

Fragaria
Cellulase
endo-1,4-beta-glucanase
strawberries
Fruit
199 Citations (Scopus)

Een doorbraak in de dialoog der doven?

Schouten, H. J., Krens, F. A. & Jacobsen, E., 2006, In : Bionieuws. 16, 19, p. 11-11

Research output: Contribution to journalArticleProfessional

Open Access
102 Citations (Scopus)

Letter to the editor: Do cisgenic plants warrant less stringent oversight?

Schouten, H. J., Krens, F. A. & Jacobsen, E., 2006, In : Nature Biotechnology. 24, 7, p. 753-753

Research output: Contribution to journalLetterAcademic

54 Citations (Scopus)

Molecular characterization of a stable antisense chalcone synthase phenotype in strawberry (Fragaria ananassa)

Lunkenbein, S., Coiner, H., de Vos, C. H., Schaart, J. G., Boone, M. J., Krens, F. A., Schwab, W. & Salentijn, E. M. J., 2006, In : Journal of Agricultural and Food Chemistry. 54, 6, p. 2145-2153

Research output: Contribution to journalArticleAcademicpeer-review

Fragaria
naringenin-chalcone synthase
Fragaria ananassa
strawberries
Phenotype
3 Citations (Scopus)

Reply to 'Cisgenic' as a product designation

Schouten, H. J., Krens, F. A. & Jacobsen, E., 2006, In : Nature Biotechnology. 24, 11, p. 1331-1333

Research output: Contribution to journalLetterAcademic

The potential of plant genomics in breeding and development of sustainable production chains

Krens, F. A., van Ham, R. C. H. J. & Gremmen, H. G. J., 2006, Inventions for a sustainable development of agriculture. Jacobsen, E. (ed.). Zoetermeer, p. 3-32 (Working paper / TransForum Agro&Groen; no. 1).

Research output: Chapter in Book/Report/Conference proceedingChapter

Open Access
35 Citations (Scopus)

Up- and downregulation of Fragaria x ananassa O-methyltransferase: Impacts on Furanone and Phenylpropanoid metabolism

Lunkenbein, S., Salentijn, E. M. J., Coiner, H., Boone, M. J., Krens, F. A. & Schwab, W., 2006, In : Journal of Experimental Botany. 57, 10, p. 2445-2453

Research output: Contribution to journalArticleAcademicpeer-review

Fragaria
Fragaria ananassa
methyltransferases
Methyltransferases
phenylpropanoids
2007
24 Citations (Scopus)

Plant translational genomics: from model species to crops

Salentijn, E. M. J., Pereira, A. B., Angenent, G. C., van der Linden, C. G., Krens, F. A., Smulders, M. J. M. & Vosman, B., 2007, In : Molecular Breeding. 20, 1, p. 1-13

Research output: Contribution to journalArticleAcademicpeer-review

Genomics
genomics
crops
Genes
genes

Protocolontwikkeling voor de productie van merker-vrije transgene lelies /

Krens, F. A., 2007, Wageningen: Plant Research International. 22 p. (Nota / Plant Research International; no. 441)

Research output: Book/ReportReportProfessional

Open Access
2009

Approaches for development of cisgenic apples

Joshi, S. G., Soriano, J. M., Schaart, J. G., Broggini, G. A. L., Swankowski, I., Jacobsen, E., Krens, F. A. & Schouten, H. J., 2009, In : Transgenic Plant Journal. 3, p. 40-46

Research output: Contribution to journalArticleAcademicpeer-review

apples
Venturia inaequalis
introgression
Malus floribunda
alleles
8 Citations (Scopus)

Cisgenesis is a promising approach for fast, acceptable and safe breeding of pip fruit

Schouten, H. J., Soriano Soriano, J. M., Joshi, S. G., Kortstee, A. J., Krens, F. A., Schaart, J. G., van der Linden, K., Allan, A. C., Hellens, R. P., Espley, R. V. & Jacobsen, E., 2009, XIIth Eucarpia Symposium on Fruit Breeding and Genetics, Zaragoza, Spain, 23-27 September 2007. Vol. 814. p. 199-204

Research output: Chapter in Book/Report/Conference proceedingConference paper

6 Citations (Scopus)

Development of cisgenic apples with durable resistance to apple scab

Joshi, S. G., Soriano Soriano, J. M., Kortstee, A. J., Schaart, J. G., Krens, F. A., Jacobsen, E. & Schouten, H. J., 2009, In : Acta Horticulturae. 839, p. 403-406

Research output: Contribution to journalArticleAcademicpeer-review

Venturia inaequalis
apples
Malus floribunda
genes
terminator regions
3 Citations (Scopus)

Inheritance of determinants of flower colour in tetraploid roses

Gitonga, V. W., Stolker, R., Ribot, S. A., Keizer, L. C. P., Koning-Boucoiran, C. F. S. & Krens, F. A., 2009, In : Acta Horticulturae. 2009, 836, p. 55-60

Research output: Contribution to journalArticleAcademicpeer-review

tetraploidy
inheritance (genetics)
Rosa
flowers
color
8 Citations (Scopus)

Oriental lily hybrids engineered to resist aphid attack

Krens, F. A., Menzel, T. R., Chang, L., Dees, D. C. T. & van Kronenburg, B. C. E., 2009, In : Acta Horticulturae. 2009, 836, p. 253-257

Research output: Contribution to journalArticleAcademicpeer-review

Lilium
Aphidoidea
callus
cultivars
gene transfer
3 Citations (Scopus)

Specific mapping of disease resistance genes in tetraploid cut roses

Koning-Boucoiran, C. F. S., Dolstra, O., van der Linden, C. G., van der Schoot, J., Verlinden, K., Maliepaard, C. A. & Krens, F. A., 2009, In : Acta Horticulturae. 2009, 836, p. 137-142

Research output: Contribution to journalArticleAcademicpeer-review

tetraploidy
disease resistance
Rosa
binding sites
nucleotides
2010

Generation of SNP markers using NGS technology to saturate genetic linkage maps of tetraploid cut roses.

Koning-Boucoiran, C. F. S., Gitonga, V. W., Maliepaard, C. A. & Krens, F. A., 2010.

Research output: Contribution to conferenceAbstractAcademic

11 Citations (Scopus)

Transformation methods for obtaining marker-free genetically modified plants

Schaart, J. G., Krens, F. A., Wolters, A. M. A. & Visser, R. G. F., 2010, Plant Transformation Technologies. Stewart, C. N., Touraev, A., Citovsky, V. & Tzfira, T. (eds.). Wiley-Blackwell, p. 229-242 296 p.

Research output: Chapter in Book/Report/Conference proceedingChapterAcademicpeer-review

2011
53 Citations (Scopus)

Functional analysis and expression of HcrVf1 and HcrVf2 for development of scab resistant cisgenic and intragenic apples

Joshi, S. G., Schaart, J., Groenwold, R., Jacobsen, E., Schouten, H. J. & Krens, F. A., 2011, In : Plant Molecular Biology. 75, 6, p. 579-591

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Malus
apples
promoter regions
Genes
genes

Isolation and characterisation of a strawberry fruit-specific promotor

Schaart, J. G., Salentijn, E. M. J., Pelgrom, K. T. B., Aharoni, A. & Krens, F. A., 2011, In : Genes, Genomes and Genomics. 5, Special Issue 1, p. 108-114

Research output: Contribution to journalArticleAcademicpeer-review

strawberries
promoter regions
fruits
transgenes
expansins
9 Citations (Scopus)

Isolation and characterization of strong gene regulatory sequences from apple, Malus x domestica

Schaart, J. G., Tinnenbroek, I. E. M. & Krens, F. A., 2011, In : Tree Genetics and Genomes. 7, 1, p. 135-142

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Genetic Terminator Regions
regulatory sequences
Malus
Regulator Genes
apples
14 Citations (Scopus)

Performance and long-term stability of the barley hordothionin gene in multiple transgenic apple lines

Krens, F. A., Schaart, J. G., Groenwold, R., Walraven, A. E. J., Hesselink, T. & Thissen, J. T. N. M., 2011, In : Transgenic Research. 20, 5, p. 1113-1123

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Malus
Hordeum
apples
barley
genetically modified organisms

Rosa

Smulders, M. J. M., Arens, P., Koning-Boucoiran, C. F. S., Gitonga, V. W. & Krens, F. A., 2011, Wild crop relatives: genomic and breeding resources plantation and ornamental crops. Kole, C. (ed.). Springer Verlag, p. 243-275 330 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Rosa
gardens
thornless varieties
winter hardiness
genes

Towards the production of genetically modified strawberries which are acceptable to consumers

Schaart, J. G., Kjellsen, T. D., Heggem, R., Iversen, T. H., Schouten, H. J. & Krens, F. A., 2011, In : Genes, Genomes and Genomics. 5, Sp.issue 1, p. 102-107

Research output: Contribution to journalArticleAcademicpeer-review

strawberries
polygalacturonase
genes
Botrytis
genetically modified organisms
2012
1 Citation (Scopus)

Current progress in trans- and cisgenic apple and strawberry Breeding

Krens, F. A., Salentijn, E. M. J., Schaart, J., Schouten, H. J. & Jacobsen, E., 2012, I International Symposium on Genetic Modifications - Challenges and Opportunities for Horticulture in the World, Ski, Norway. Hvoslef-Eide, A. K. (ed.). Ski, Norway: ISHS, Vol. 941. p. 37-48

Research output: Chapter in Book/Report/Conference proceedingConference paper

strawberries
apples
breeding
genes
allergens
Open Access
22 Citations (Scopus)
Open Access
Lilium
Agrobacterium
callus
cultivars
picloram
6 Citations (Scopus)

SNP genotyping in tetraploid cut roses

Koning-Boucoiran, C. F. S., Smulders, M. J. M., Krens, F. A., Esselink, G. D. & Maliepaard, C. A., 2012, Proceedings of the 24th International Eucarpia Symposium Section Ornamentals: Ornamental Breeding Worldwide. Orlikowska, T. (ed.). Vol. 1. p. 351-356

Research output: Chapter in Book/Report/Conference proceedingConference paperAcademicpeer-review

36 Citations (Scopus)

The mode of inheritance in tetraploid cut roses

Koning-Boucoiran, C. F. S., Gitonga, V. W., Yan, Z., Dolstra, O., van der Linden, C. G., van der Schoot, J., Uenk-Stunnenberg, G. E., Verlinden, K., Smulders, M. J. M., Krens, F. A. & Maliepaard, C. A., 2012, In : Theoretical and Applied Genetics. 125, 3, p. 591-607

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Tetraploidy
tetraploidy
inheritance (genetics)
Rosa
tetrasomics
2013
1 Citation (Scopus)

Cisgenesis fits in the toolkit of a modern fruit breeder

den Nijs, A. P. M., Schouten, H. J. & Krens, F. A., 2013, XIII Eucarpia Symposium on Fruit Breeding and Genetics. Evans, K. M., Lata, B. & Kellerhals, M. (eds.). Warsaw, Poland: ISHS, Vol. 976. p. 435-438

Research output: Chapter in Book/Report/Conference proceedingConference paper

fruits
cultivars
genetically modified organisms
Venturia inaequalis
food research

Cisgenic Approach for improved disease resistance in apple

Broggini, G. A. L., Durel, C. E., Vergne, E., Chevreau, E., Fahrentrapp, J., Vanblaere, T., Peil, A., Flachowsky, H., Hanke, M. V., Krens, F. A., Schouten, H. J. & Gessler, C., 2013, II Genetically Modified Organisms in Horticulture Symposium. Veale, M. A. (ed.). White River, South Africa: ISHS, Vol. 974. p. 117-121

Research output: Chapter in Book/Report/Conference proceedingConference paper

Erwinia amylovora
disease resistance
apples
genes
Venturia inaequalis
30 Citations (Scopus)

Flooding of the apoplast is a key factor in the development of hyperhydricity

van den Dries, N., Gianni, S., Czerednik, A., Krens, F. A. & de Klerk, G. J. M., 2013, In : Journal of Experimental Botany. 64, 16, p. 5221-5230

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
hyperhydricity
apoplast
Seedlings
Water
symplast
11 Citations (Scopus)
Open Access
Crambe abyssinica
stearoyl-CoA desaturase
oilseed crops
omega-6 fatty acids
gene silencing
7 Citations (Scopus)
Crambe Plant
Omega-6 Fatty Acids
Fatty Acid Desaturases
Crambe abyssinica
stearoyl-CoA desaturase
Open Access

Tegengaan van kwaliteitsverlies door stress bij weefselkweek

Krens, F. A. & de Klerk, G. J. M., 2013, Wageningen: Plant Research International. 29 p.

Research output: Book/ReportReportProfessional

Open Access

The key to hyperhydricity. Intercellular spaces are filled up with water

de Klerk, G. J. M., Krens, F. A. & van den Dries, N., 2013, In : Prophyta Annual. 2013, p. 48-50

Research output: Contribution to journalArticleProfessional

Open Access
Open Access
2014

Avaliacao do contributo da expressao genética na tolerância à desidratacao em Rosa x hybrida coltivada em humidade relativa elevada

Carvalho, D. R. A., Vasconcelos, M. W., Koning-Boucoiran, C. F. S., Krens, F. A., Heuvelink, E. & Carvalho, S. M. P., 2014, Producción Viverística (II): Crecimiento y Desarrollo, Material Vegetal y Propagación. Valencia, Vol. 68. p. 132-137

Research output: Chapter in Book/Report/Conference proceedingConference paperAcademic

Open Access
24 Citations (Scopus)

Genetic variation, heritability and genotype by environment interaction of morphological traits in a tetraploid rose population

Gitonga, V. W., Koning, C. F. S., Verlinden, K., Dolstra, O., Visser, R. G. F., Maliepaard, C. A. & Krens, F. A., 2014, In : BMC Genetics. 15, 23 p., 146.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Tetraploidy
Genotype
Kenya
Population
Chlorophyll
Open Access
11 Citations (Scopus)

Regeneration and transformation of Crambe abyssinica

Qi, W., Tinnenbroek-Capel, I. E. M., Schaart, J., Huang Bangquan, Cheng, J., Visser, R. G. F., van Loo, E. N. & Krens, F. A., 2014, In : BMC Plant Biology. 14, 12 p., 235.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Crambe abyssinica
Crambe (Brassicaceae)
explants
kanamycin
buds
2015
27 Citations (Scopus)

Cisgenic apple trees; development, characterization, and performance

Krens, F. A., Schaart, J. G., van der Burgh, A. M., Tinnenbroek-Capel, I. E. M., Groenwold, R., Kodde, L. P., Broggini, G. A. L., Gessler, C. & Schouten, H. J., 2015, In : Frontiers in Plant Science. 6, 11 p., 286.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
apples
plantlets
fruits
signs and symptoms (plants)
genes
7 Citations (Scopus)
Crambe Plant
Crambe abyssinica
mutagenesis
Oils
mutation
18 Citations (Scopus)

First successful reduction of clinical allergenicity of food by genetic modification: Mal d 1 silenced apples cause fewer allergy symptoms than the wild-type cultivar

Dubois, A. E. J., Pagliarani, G., Brouwer, R. M., Kollen, B. J., Dragsted, L. O., Eriksen, F. D., Callesen, O., Gilissen, L. J. W. J., Krens, F. A., Visser, R. G. F., Smulders, M. J. M., Vlieg-Boerstra, B. J., Flokstra-de Blok, B. J. & van de Weg, W. E., 2015, In : Allergy. 70, 11, p. 1406-1412

Research output: Contribution to journalArticleAcademicpeer-review

Malus
Hypersensitivity
Food
Down-Regulation
Gene Expression

Interspecific Crosses; Pollination and fertilisation research revisited

Krens, F. A., 2015, In : Prophyta Annual. 2015, p. 34-35

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
fertilization (reproduction)
pollination
genetic variation
consumer demand
plant breeding