Ulf Landegren

Functional interaction of DYX1C1 with estrogen receptors suggests involvement of hormonal pathways in dyslexia (2009)

Massinen, Satu, Tammimies, Kristiina, Tapia-Páez, Isabel, Matsson, Hans, Hokkanen, Marie-Estelle, Söderberg, Ola, ...

Dyslexia, or specific reading disability, is the unexpected failure in learning to read and write when intelligence and senses are normal. One of the susceptibility genes, DYX1C1, has been implicated...

Multiplex and quantifiable detection of nucleic acid from pathogenic fungi using padlock probes, generic real-time PCR and specific suspension array readout (2009)

Jobs, Magnus, Eriksson, Ronnie, Ekstrand, Charlotta, Ullberg, Måns, Hermann, Björn, Landegren, Ulf, ...

A new concept for multiplex detection and quantification of microbes is here demonstrated on a range of infectious fungal species. Padlock probe methodology in conjunction with qPCR and Luminex™...

Estrogen receptor alpha gene polymorphism and endometrial cancer risk – a case-control study (2008)

Wedrén, Sara, Lovmar, Lovisa, Humphreys, Keith, Magnusson, Cecilia, Melhus, Håkan, Syvänen, Ann-Christine, ...

Abstract Background Estrogen is an established endometrial carcinogen. One of the most important mediators of estrogenic action is the estrogen receptor alpha. We have investigated whether...

Phosphorylation of inositol 1,4,5-trisphosphate receptors by protein kinase B/Akt inhibits Ca2+ release and apoptosis (2008)

Rietdorf, Katja, Kotelevets, Larissa, ...

Imbalance of signals that control cell survival and death results in pathologies, including cancer and neurodegeneration. Two pathways that are integral to setting the balance between cell survival...

A dual-tag microarray platform for high-performance nucleic acid and protein analyses (2008)

Ericsson, Olle, Jarvius, Jonas, Schallmeiner, Edith, Howell, Mathias, Nong, Rachel Yuan, Reuter, Hendrik, ...

DNA microarrays serve to monitor a wide range of molecular events, but emerging applications like measurements of weakly expressed genes or of proteins and their interaction patterns will require...

Biobanking for Europe (2008)

Yuille, Martin, Van Ommen, Gert-Jan, Bréchot, Christian, Cambon-Thomsen, Anne, Dagher, Georges, Landegren, Ulf, ...

Biobanks are well-organized resources comprising biological samples and associated information that are accessible to scientific investigation. Across Europe, millions of samples with related data...

ProteomeBinders: planning a European resource of affinity reagents for analysis of the human proteome (2007)

Taussig, Michael J., Stoevesandt, Oda, Bradbury, Andrew R., Cahill, Dolores, Cambillau, Christian, ...

ProteomeBinders is a new European consortium aiming to establish a comprehensive resource of well-characterized affinity reagents, including but not limited to antibodies, for analysis of the human...

Padlock and Proximity Probes for in Situ and Array-Based Analyses: Tools for the Post-Genomic Era (2006)

Ulf Landegren, Fredrik Dahl, Mats Nilsson, Simon Fredriksson, Johan Banér, Mats Gullberg, ...

Highly specific high-throughput assays will be required to take full advantage of the accumulating information about the macromolecular composition of cells and tissues, in order to characterize...

ProbeMaker: an extensible framework for design of sets of oligonucleotide probes (2005)

Stenberg, Johan, Nilsson, Mats, Landegren, Ulf

Abstract Background Procedures for genetic analyses based on oligonucleotide probes are powerful tools that can allow highly parallel investigations of genetic material. Such procedures require the...

Diagnostic application of padlock probes--multiplex detection of plant pathogens using universal microarrays (2005)

Szemes, Marianna, Bonants, Peter, De Weerdt, Marjanne, Baner, Johan, Landegren, Ulf, Schoen, Cor D.

Padlock probes (PLPs) are long oligonucleotides, whose ends are complementary to adjacent target sequences. Upon hybridization to the target, the two ends are brought into contact, allowing PLP...

Multiplex amplification enabled by selective circularization of large sets of genomic DNA fragments (2005)

Dahl, Fredrik, Gullberg, Mats, Stenberg, Johan, Landegren, Ulf, Nilsson, Mats

We present a method to specifically select large sets of DNA sequences for parallel amplification by PCR using target-specific oligonucleotide constructs, so-called selectors. The selectors are...

PieceMaker: selection of DNA fragments for selector-guided multiplex amplification (2005)

Stenberg, Johan, Dahl, Fredrik, Landegren, Ulf, Nilsson, Mats

We describe PieceMaker, a software tool for the design of applications of selector probes–oligonucleotide probes that direct circularization of target nucleic acid molecules. Such probes can be...

Oestrogen receptor α gene haplotype and postmenopausal breast cancer risk: a case control study (2004)

Wedrén, Sara, Lovmar, Lovisa, Humphreys, Keith, Magnusson, Cecilia, Melhus, Håkan, Syvänen, Ann-Christine, ...

Abstract Introduction Oestrogen receptor α, which mediates the effect of oestrogen in target tissues, is genetically polymorphic. Because breast cancer development is dependent on oestrogenic...

Ligase-mediated construction of branched DNA strands: a novel DNA joining activity catalyzed by T4 DNA ligase (2004)

Mendel-Hartvig, Maritha, Kumar, Anil, Landegren, Ulf

Branched nucleic acid strands exist as intermediates in certain biological reactions, and bifurcating DNA also presents interesting opportunities in biotechnological applications. We describe here...

Parallel gene analysis with allele-specific padlock probes and tag microarrays (2003)

Banér, Johan, Isaksson, Anders, Waldenström, Erik, Jarvius, Jonas, Landegren, Ulf, Nilsson, Mats

Parallel, highly specific analysis methods are required to take advantage of the extensive information about DNA sequence variation and of expressed sequences. We present a scalable laboratory...

Padlock and Proximity Probes for In Situ and Array-Based Analyses: Tools for the Post-Genomic Era (2003)

Ulf Landegren, Fredrik Dahl, Mats Nilsson, Simon Fredriksson, Johan Banér, Mats Gullberg, ...

Highly specific high-throughput assays will be required to take full advantage of the accumulating information about the macromolecular composition of cells and tissues, in order to characterize...

Endothelial PDGF-B retention is required for proper investment of pericytes in the microvessel wall (2003)

Lindblom, Per, Gerhardt, Holger, Liebner, Stefan, Abramsson, Alexandra, Enge, Maria, Hellström, Mats, ...

Several platelet-derived growth factor (PDGF) and vascular endothelial growth factor (VEGF) family members display C-terminal protein motifs that confer retention of the secreted factors within the...

RNA-templated DNA ligation for transcript analysis (2001)

Nilsson, Mats, Antson, Dan-Oscar, Barbany, Gisela, Landegren, Ulf

Ligase-mediated gene detection has proven valuable for detection and precise distinction of DNA sequence variants. We have recently shown that T4 DNA ligase can also be used to distinguish single...

Expression profiling across many samples via manifold-assisted mRNA processing (2000)

Hagberg, Anette, Barbany, Gisela, Krook, Henrik, Samiotaki, Martina, Landegren, Ulf

Analysis of mRNA provides a condensed view of gene structure, and quantitative analyses can reveal induction of physiological or pathological gene expression programs. One of the main hurdles for...

Solid-phase synthesis of chelate-labelled oligonucleotides: application in triple-color ligase-mediated gene analysis (1994)

Kwiatkowski, Marek, Samiotaki, Martina, Lamminmäki, Urpo, Mukkala, Veli-Matti, Landegren, Ulf

Oligonucleotides labelled with detectable groups are essential tools in gene detection. We describe here the synthesis of pyrimidine deoxynucleotide-building blocks, modified at their C-5 position...

RNA-templated DNA ligation for transcript analysis

Nilsson, Mats, Antson, Dan-Oscar, Barbany, Gisela, Landegren, Ulf

Ligase-mediated gene detection has proven valuable for detection and precise distinction of DNA sequence variants. We have recently shown that T4 DNA ligase can also be used to distinguish single...

Expression profiling across many samples via manifold-assisted mRNA processing

Hagberg, Anette, Barbany, Gisela, Krook, Henrik, Samiotaki, Martina, Landegren, Ulf

Analysis of mRNA provides a condensed view of gene structure, and quantitative analyses can reveal induction of physiological or pathological gene expression programs. One of the main hurdles for...

Endothelial PDGF-B retention is required for proper investment of pericytes in the microvessel wall

Lindblom, Per, Gerhardt, Holger, Liebner, Stefan, Abramsson, Alexandra, Enge, Maria, Hellström, Mats, ...

Several platelet-derived growth factor (PDGF) and vascular endothelial growth factor (VEGF) family members display C-terminal protein motifs that confer retention of the secreted factors within the...

Parallel gene analysis with allele-specific padlock probes and tag microarrays

Banér, Johan, Isaksson, Anders, Waldenström, Erik, Jarvius, Jonas, Landegren, Ulf, Nilsson, Mats

Parallel, highly specific analysis methods are required to take advantage of the extensive information about DNA sequence variation and of expressed sequences. We present a scalable laboratory...

Ligase-mediated construction of branched DNA strands: a novel DNA joining activity catalyzed by T4 DNA ligase

Mendel-Hartvig, Maritha, Kumar, Anil, Landegren, Ulf

Branched nucleic acid strands exist as intermediates in certain biological reactions, and bifurcating DNA also presents interesting opportunities in biotechnological applications. We describe here...

Circle-to-circle amplification for precise and sensitive DNA analysis

Dahl, Fredrik, Banér, Johan, Gullberg, Mats, Mendel-Hartvig, Maritha, Landegren, Ulf, Nilsson, Mats

We present a tightly controlled process for strand-specific amplification of circularized DNA molecules. Tandem repeated complements of DNA circles are generated by rolling-circle replication, and...

Cytokine detection by antibody-based proximity ligation

Gullberg, Mats, Gústafsdóttir, Sigrún M., Schallmeiner, Edith, Jarvius, Jonas, Bjarnegård, Mattias, Betsholtz, Christer, ...

Efficient and precise detection techniques, along with extensive repertoires of specific binding reagents, will be needed to meet the challenges of proteome analyses. The recently established...

Diagnostic application of padlock probes—multiplex detection of plant pathogens using universal microarrays

Szemes, Marianna, Bonants, Peter, De Weerdt, Marjanne, Baner, Johan, Landegren, Ulf, Schoen, Cor D.

Padlock probes (PLPs) are long oligonucleotides, whose ends are complementary to adjacent target sequences. Upon hybridization to the target, the two ends are brought into contact, allowing PLP...

Multiplex amplification enabled by selective circularization of large sets of genomic DNA fragments

Dahl, Fredrik, Gullberg, Mats, Stenberg, Johan, Landegren, Ulf, Nilsson, Mats

We present a method to specifically select large sets of DNA sequences for parallel amplification by PCR using target-specific oligonucleotide constructs, so-called selectors. The selectors are...

PieceMaker: selection of DNA fragments for selector-guided multiplex amplification

Stenberg, Johan, Dahl, Fredrik, Landegren, Ulf, Nilsson, Mats

We describe PieceMaker, a software tool for the design of applications of selector probes–oligonucleotide probes that direct circularization of target nucleic acid molecules. Such probes can be...

RNA-templated DNA ligation for transcript analysis

Nilsson, Mats, Antson, Dan-Oscar, Barbany, Gisela, Landegren, Ulf

Ligase-mediated gene detection has proven valuable for detection and precise distinction of DNA sequence variants. We have recently shown that T4 DNA ligase can also be used to distinguish single...

Expression profiling across many samples via manifold-assisted mRNA processing

Hagberg, Anette, Barbany, Gisela, Krook, Henrik, Samiotaki, Martina, Landegren, Ulf

Analysis of mRNA provides a condensed view of gene structure, and quantitative analyses can reveal induction of physiological or pathological gene expression programs. One of the main hurdles for...

Endothelial PDGF-B retention is required for proper investment of pericytes in the microvessel wall

Lindblom, Per, Gerhardt, Holger, Liebner, Stefan, Abramsson, Alexandra, Enge, Maria, Hellström, Mats, ...

Several platelet-derived growth factor (PDGF) and vascular endothelial growth factor (VEGF) family members display C-terminal protein motifs that confer retention of the secreted factors within the...

Parallel gene analysis with allele-specific padlock probes and tag microarrays

Banér, Johan, Isaksson, Anders, Waldenström, Erik, Jarvius, Jonas, Landegren, Ulf, Nilsson, Mats

Parallel, highly specific analysis methods are required to take advantage of the extensive information about DNA sequence variation and of expressed sequences. We present a scalable laboratory...

Ligase-mediated construction of branched DNA strands: a novel DNA joining activity catalyzed by T4 DNA ligase

Mendel-Hartvig, Maritha, Kumar, Anil, Landegren, Ulf

Branched nucleic acid strands exist as intermediates in certain biological reactions, and bifurcating DNA also presents interesting opportunities in biotechnological applications. We describe here...

Circle-to-circle amplification for precise and sensitive DNA analysis

Dahl, Fredrik, Banér, Johan, Gullberg, Mats, Mendel-Hartvig, Maritha, Landegren, Ulf, Nilsson, Mats

We present a tightly controlled process for strand-specific amplification of circularized DNA molecules. Tandem repeated complements of DNA circles are generated by rolling-circle replication, and...

Cytokine detection by antibody-based proximity ligation

Gullberg, Mats, Gústafsdóttir, Sigrún M., Schallmeiner, Edith, Jarvius, Jonas, Bjarnegård, Mattias, Betsholtz, Christer, ...

Efficient and precise detection techniques, along with extensive repertoires of specific binding reagents, will be needed to meet the challenges of proteome analyses. The recently established...

Diagnostic application of padlock probes—multiplex detection of plant pathogens using universal microarrays

Szemes, Marianna, Bonants, Peter, De Weerdt, Marjanne, Baner, Johan, Landegren, Ulf, Schoen, Cor D.

Padlock probes (PLPs) are long oligonucleotides, whose ends are complementary to adjacent target sequences. Upon hybridization to the target, the two ends are brought into contact, allowing PLP...

Multiplex amplification enabled by selective circularization of large sets of genomic DNA fragments

Dahl, Fredrik, Gullberg, Mats, Stenberg, Johan, Landegren, Ulf, Nilsson, Mats

We present a method to specifically select large sets of DNA sequences for parallel amplification by PCR using target-specific oligonucleotide constructs, so-called selectors. The selectors are...

PieceMaker: selection of DNA fragments for selector-guided multiplex amplification

Stenberg, Johan, Dahl, Fredrik, Landegren, Ulf, Nilsson, Mats

We describe PieceMaker, a software tool for the design of applications of selector probes–oligonucleotide probes that direct circularization of target nucleic acid molecules. Such probes can be...

Defective N-sulfation of heparan sulfate proteoglycans limits PDGF-BB binding and pericyte recruitment in vascular development

Abramsson, Alexandra, Kurup, Sindhulakshmi, Busse, Marta, Yamada, Shuhei, Lindblom, Per, Schallmeiner, Edith, ...

During vascular development, endothelial platelet-derived growth factor B (PDGF-B) is critical for pericyte recruitment. Deletion of the conserved C-terminal heparin-binding motif impairs PDGF-BB...

In vitro analysis of DNA–protein interactions by proximity ligation

Gustafsdottir, Sigrun M., Schlingemann, Joerg, Rada-Iglesias, Alvaro, Schallmeiner, Edith, Kamali-Moghaddam, Masood, Wadelius, Claes, ...

Protein-binding DNA sequence elements encode a variety of regulated functions of genomes. Information about such elements is currently in a state of rapid growth, but improved methods are required to...

A dual-tag microarray platform for high-performance nucleic acid and protein analyses

Ericsson, Olle, Jarvius, Jonas, Schallmeiner, Edith, Howell, Mathias, Nong, Rachel Yuan, Reuter, Hendrik, ...

DNA microarrays serve to monitor a wide range of molecular events, but emerging applications like measurements of weakly expressed genes or of proteins and their interaction patterns will require...

Padlock and Proximity Probes for in Situ and Array-Based Analyses: Tools for the Post-Genomic Era

Landegren, Ulf, Dahl, Fredrik, Nilsson, Mats, Fredriksson, Simon, Banér, Johan, Gullberg, Mats, ...

Highly specific high-throughput assays will be required to take full advantage of the accumulating information about the macromolecular composition of cells and tissues, in order to characterize...

Phosphorylation of inositol 1,4,5-trisphosphate receptors by protein kinase B/Akt inhibits Ca2+ release and apoptosis

Szado, Tania, Vanderheyden, Veerle, Parys, Jan B., De Smedt, Humbert, Rietdorf, Katja, Kotelevets, Larissa, ...

Imbalance of signals that control cell survival and death results in pathologies, including cancer and neurodegeneration. Two pathways that are integral to setting the balance between cell survival...

Simultaneous Genotyping of All Hemagglutinin and Neuraminidase Subtypes of Avian Influenza Viruses by Use of Padlock Probes ▿ †

Gyarmati, Péter, Conze, Tim, Zohari, Siamak, LeBlanc, Neil, Nilsson, Mats, Landegren, Ulf, ...

A subtyping assay for both the hemagglutinin (HA) and neuraminidase (NA) surface antigens of the avian influenza virus (AIV) has been developed. The method uses padlock probe chemistry combined with...