1985 …2020
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Research Output 1985 2019

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Article
2004
21 Citations (Scopus)
Spodoptera
Agrobacterium tumefaciens
Garlic
Beta vulgaris
Spodoptera exigua
60 Citations (Scopus)

The potential of virus-induced gene silencing for speeding up functional characterization of plant genes

Benedito, V. A., Visser, P. B., Angenent, G. C. & Krens, F. A., 2004, In : Genetics and Molecular Research. 3, 3, p. 323-341

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Plant Genes
Gene Silencing
Viruses
Reverse Genetics
DNA Transposable Elements
2003
63 Citations (Scopus)

Differential Gene Expression Analysis of Strawberry Cultivars that Differ in Fruit-firmness

Salentijn, E. M. J., Aharoni, A., Schaart, J. G., Boone, M. J. & Krens, F. A., 2003, In : Physiologia Plantarum. 118, p. 571-578

Research output: Contribution to journalArticleAcademicpeer-review

Fragaria
strawberries
firmness
Fruit
Holidays
15 Citations (Scopus)
Garlic
Allium sativum
Bony Callus
garlic
Regeneration
2002
42 Citations (Scopus)
Fragaria
beta-glucuronidase
reporter genes
strawberries
genetically modified organisms
2001
36 Citations (Scopus)

Agrobacterium tumefaciens mediated transformation of Allium cepa L.: the production of transgenic onions and shallots

Zheng, S. J., Khrustaleva, L. I., Henken, G., Sofiari, E., Jacobsen, E., Kik, C. & Krens, F. A., 2001, In : Molecular Breeding. 7, 2, p. 101-115

Research output: Contribution to journalArticleAcademicpeer-review

Shallots
shallots
Agrobacterium tumefaciens
Onions
Bony Callus
37 Citations (Scopus)
mannitol
shoots
Ethiopia
in vitro culture
growth retardation
23 Citations (Scopus)

Molecular characterization of transgenic shallots (Allium cepa L.) by adaptor ligation PCR (AL-PCR) and sequencing of genomic DNA flanking T-DNA borders

Zheng, S. J., Henken, G., Sofiari, E., Jacobsen, E. & Krens, F. A., 2001, In : Transgenic Research. 10, 3, p. 237-245

Research output: Contribution to journalArticleAcademicpeer-review

Shallots
shallots
Onions
Allium cepa
DNA Sequence Analysis
2000
20 Citations (Scopus)
6 Citations (Scopus)

Screening for resistance to the beet armyworm (Spodoptera exigua) in Allium cepa and its wild relatives

Zheng, S. J., Henken, B., Sofiari, E., Wietsma, W. A., Jacobsen, E., Krens, F. A. & Kik, C., 2000, In : Euphytica. 114, p. 77-85

Research output: Contribution to journalArticleAcademicpeer-review

Spodoptera
Beta vulgaris
Spodoptera exigua
Onions
wild relatives
1999

Development of pest and disease resistant shallot cultivars by means of breeding and biotechnology

Wietsma, W. A., Grubben, G. H. J., Henken, B., Zheng, S., Putrasemedja, S., Permadi, A. H., Sofiari, E., Krens, F. A., Jacobsen, E. & Kik, C., 1999, In : Indonesian agricultural research and development journal. 20, p. 78-82

Research output: Contribution to journalArticleAcademicpeer-review

Effect of cytokinins and lines on plant regeneration from long-term callus and suspension cultures of Allium cepa L

Sijun Zheng, S., Henken, B., Sofiari, E., Keizer, P., Jacobsen, E., Kik, C. & Krens, F., 1999, In : Euphytica. 108, 2, p. 83-90

Research output: Contribution to journalArticleAcademicpeer-review

20 Citations (Scopus)

Effects of cytokinins and lines on plant regeneration from long-term callus and suspension cultures of Allium cepa

Zheng Sijun, Henken, B., Sofiari, E., Keizer, L. C. P., Jacobsen, E., Kik, C. & Krens, F. A., 1999, In : Euphytica. 108, p. 83-90

Research output: Contribution to journalArticleAcademicpeer-review

1998
38 Citations (Scopus)
Allium cepa
embryo (plant)
callus
2,4-D
sucrose
6 Citations (Scopus)
1997

Gecombineerde aanpak verhoogt carvonopbrengst

Bouwmeester, H. J. & Krens, F. A., 1997, In : Prophyta. 3, p. 12-15

Research output: Contribution to journalArticleProfessional

13 Citations (Scopus)

Identification and molecular analysis of transgenic potato chromosomes transferred to tomato through microprotoplast fusion

Rutgers, E., Ramulu, K. S., Dijkhuis, P., Blaas, J., Krens, F. A. & Verhoeven, H. A., 1997, In : Theoretical and Applied Genetics. 94, 8, p. 1053-1059

Research output: Contribution to journalArticleAcademicpeer-review

Kanamycin Kinase
kanamycin kinase
Lycopersicon esculentum
Solanum tuberosum
Chromosomes
17 Citations (Scopus)

Sugar beet guard cell protoplasts demonstrate a remarkable capacity for cell division enabling applications in stomatal physiology and molecular breeding

Hall, R. D., Riksen-Bruinsma, T., Weyens, G., LefObvre, M., Dunwell, J. M., van Tunen, A. & Krens, F. A., 1997, In : Journal of Experimental Botany. 48, 307, p. 255-263

Research output: Contribution to journalArticleAcademicpeer-review

DNA Shuffling
Beta vulgaris
Protoplasts
guard cells
Cell Division
12 Citations (Scopus)

Transgenic caraway, Carum carvi L.: a model species for metabolic engineering

Krens, F. A., Keizer, L. C. P. & Capel, I. E. M., 1997, In : Plant Cell Reports. 17, 1, p. 39-43

Research output: Contribution to journalArticleAcademicpeer-review

Carum carvi
caraway
metabolic engineering
explants
genetically modified organisms
1996
76 Citations (Scopus)

A high efficiency technique for the generation of transgenic sugar beets from stomatal guard cells

Hall, R. D., Riksen-Bruinsma, T., Weyens, G., Rosquin, I. J., Denys, R. N., Evans, I. J., Lathouwers, J. E., LefObvre, M. P., Dunwell, J. M., van Tunen, A. & Krens, F. A., 1996, In : Nature Biotechnology. 14, 9, p. 1133-1138

Research output: Contribution to journalArticleAcademicpeer-review

Sugar beets
Beta vulgaris
Herbicides
Polyethylene glycols
DNA
28 Citations (Scopus)

Intergeneric transfer of a partial genome and direct production of monosomic addition plants by microprotoplast fusion

Ramulu, K. S., Dijkhuis, R., Rutgers, E., Blaas, J., Krens, F. A., Verbeek, W. H. J., Colijn-Hooymans, C. M. & Verhoeven, H. A., 1996, In : Theoretical and Applied Genetics. 92, p. 316-325

Research output: Contribution to journalArticleAcademicpeer-review

16 Citations (Scopus)

Microprotoplast-mediated transfer of single, specific chromosomes between sexually incompatible plants

Ramulu, K. S., Dijkhuis, P., Rutgers, E., Blaas, J., Krens, F. A., Dons, J. J. M., Colijn-Hooymans, C. M. & Verhoeven, H. A., 1996, In : Genome. 39, p. 921-933

Research output: Contribution to journalArticleAcademicpeer-review

23 Citations (Scopus)

Stomatal guard cells are totipotent

Hall, R. D., Riksen-Bruinsma, T., Weyens, G., LefObvre, M., Dunwell, J. M. & Krens, F. A., 1996, In : Plant Physiology. 112, 3, p. 889-892

Research output: Contribution to journalArticleAcademicpeer-review

Beta vulgaris
guard cells
Bony Callus
epidermis (plant)
Epidermis
44 Citations (Scopus)

The effect of exogenously-applied phytohormones on gene transfer efficiency in sugarbeet (Beta vulgaris L.)

Krens, F. A., Trifonova, A., Keizer, L. C. P. & Hall, R. D., 1996, In : Plant Science. 116, p. 97-106

Research output: Contribution to journalArticleAcademicpeer-review

1995
22 Citations (Scopus)

Stable transformation and long-term expression of the gusA reporter gene in callus lines of perennial ryegrass (Lolium perenne L.)

van der Maas, H. M., de Jong, E. R., Rueb, S., Hensgens, L. A. M. & Krens, F. A., 1995, In : Plant Molecular Biology. 24, p. 401-405

Research output: Contribution to journalArticleAcademicpeer-review

1994
5 Citations (Scopus)

Cytological characterization of isolated sperm cells of perennial ryegrass (Lolium perenne L.).

van der Maas, H. M., de Jong, E. R., van Aelst, A. C., Verhoeven, H. A., Krens, F. A. & van Went, J. L., 1994, In : Protoplasma. 178, p. 48-56

Research output: Contribution to journalArticleAcademicpeer-review

Lolium
Lolium perenne
Spermatozoa
spermatozoa
Mitochondria
1993
22 Citations (Scopus)

Isolation of viable egg cells of perennial ryegrass (Lolium perenne L.).

van der Maas, H. M., Zaal, M. A. C. M., de Jong, E. R., van Went, J. L. & Krens, F. A., 1993, In : Protoplasma. 173, p. 86-89

Research output: Contribution to journalArticleAcademicpeer-review

9 Citations (Scopus)

Optimization of isolation and storage of sperm cells from pollen of perennial ryegrass (Lolium perenne L.).

van der Maas, H. M., Zaal, M. A. C. M., de Jong, E. R., van Went, J. L. & Krens, F. A., 1993, In : Sexual Plant Reproduction. 6, p. 64-70

Research output: Contribution to journalArticleAcademicpeer-review

9 Citations (Scopus)

Petioles as the source for isolation and culture of Beta vulgaris and B. maritima protoplasts

Pedersen, C., Hall, R. D. & Krens, F. A., 1993, In : Plant Science. 95, 1, p. 89-97

Research output: Contribution to journalArticleAcademicpeer-review

Progress towards the development of a general somatic hybridization protocol for Beta

Hall, R. D., Pedersen, C. & Krens, F. A., 1993, In : Journal of sugar beet research. 30, p. 275-290

Research output: Contribution to journalArticleAcademicpeer-review

1992
23 Citations (Scopus)

Isolation of DNA markers linked to a beet cyst nematode resistamce locus in Beta patellaris and Beta procumbens

Salentijn, E. M. J., Sandal, N. N., Lange, W., de Bock, T. S. M., Krens, F. A., Marcker, K. A. & Stiekema, W. J., 1992, In : Molecular and General Genetics. 235, 2-3, p. 432-440

Research output: Contribution to journalArticleAcademicpeer-review

Beta vulgaris
Genetic Markers
Cysts
Chromosomes, Human, Pair 1
DNA
1990
49 Citations (Scopus)

Optimization of non-radioactive Southern blot hybridization: single copy detection and reuse of blots

Allefs, J. J. H. M., Salentijn, E. M. J., Krens, F. A. & Rouwendal, G. J. A., 1990, In : Nucleic acids research. 18, 10, p. 3099-3100

Research output: Contribution to journalArticleAcademicpeer-review

1989

Resistentieveredeling met behulp van moleculaire technieken

Krens, F. A., Dolstra, O. & den Nijs, A. P. M., 1989, In : Biotechnologie in Nederland. 6, p. 249-250

Research output: Contribution to journalArticleAcademicpeer-review