Mart Saarma

The structure of the conserved neurotrophic factors MANF and CDNF explains why they are bifunctional (2009)

Parkash, Vimal, Lindholm, Päivi, Peränen, Johan, Kalkkinen, Nisse, Oksanen, Esko, Saarma, Mart, ...

We have solved the structures of mammalian mesencephalic astrocyte-derived neurotrophic factor (MANF) and conserved dopamine neurotrophic factor (CDNF). CDNF protects and repairs midbrain...

Neurturin mRNA Expression Suggests Roles in Trigeminal Innervation of the First Branchial Arch and in Tooth Formation (2007)

Keijo Luukko Mart, Mart Saarma, Irma Thesleff

Neurturin (NTN) is a recently characterized member of the glial cell line-- derived neurotrophic factor (GDNF)-family which, like GDNF, can promote the survival of certain populations of neuronal...

Large-scale production of dsRNA and siRNA pools for RNA interference utilizing bacteriophage {phi}6 RNA-dependent RNA polymerase (2007)

Aalto, Antti P., Sarin, L. Peter, Van Dijk, Alberdina A., Saarma, Mart, Poranen, Minna M., Arumäe, Urmas, ...

The discovery of RNA interference (RNAi) has revolutionized biological research and has a huge potential for therapy. Since small double-stranded RNAs (dsRNAs) are required for various RNAi...

Large-scale production of dsRNA and siRNA pools for RNA interference utilizing bacteriophage {varphi}6 RNA-dependent RNA polymerase (2007)

Aalto, Antti P., Sarin, L. Peter, Van Dijk, Alberdina A., Saarma, Mart, Poranen, Minna M., Arumäe, Urmas, ...

The discovery of RNA interference (RNAi) has revolutionized biological research and has a huge potential for therapy. Since small double-stranded RNAs (dsRNAs) are required for various RNAi...

The neuronal ceroid lipofuscinosis Cln8gene expression is developmentally regulated in mouse brain and up-regulated in the hippocampal kindling model of epilepsy (2005)

Lonka, Liina, Aalto, Antti, Kopra, Outi, Kuronen, Mervi, Kokaia, Zaal, Saarma, Mart, ...

Abstract Background The neuronal ceroid lipofuscinoses (NCLs) are a group of inherited neurodegenerative disorders characterized by accumulation of autofluorescent material in many tissues,...

Two distinct conformations of rat liver ribosomal 5S RNA (1982)

Toots, Indrek, Misselwitz, Rolf, Böhm, Siegfried, Welfle, Heinz, Villems, Richard, Saarma, Mart

Three different conformers of rat liver 5S ribosomal RNA were investigated by partial nuclease cleavage technique using S nuclease and cobra venom endoribonuclease (CVE) as conformational probes....

Location of single-stranded and double-stranded regions in rat liver ribosomal 5S RNA and 5.8S RNA (1981)

Toots, Indrek, Metspalu, Andres, Villems, Richard, Saarma, Mart

Rat liver 5S rRNA and 5.8S rRNA were end-labelled with 32P at 5′-end or 3′-end of the polynucleotide chain and partially digested with single-strand specific S1 nuclease and double-strand...

Development and persistence of kindling epilepsy are impaired in mice lacking glial cell line-derived neurotrophic factor family receptor α2

Nanobashvili, Avtandil, Airaksinen, Matti S., Kokaia, Merab, Rossi, Jari, Asztély, Fredrik, Olofsdotter, Klara, ...

Seizure activity regulates gene expression for glial cell line-derived neurotrophic factor (GDNF) and neurturin (NRTN), and their receptor components, the transmembrane c-Ret tyrosine kinase and the...

The structure of GFRα1 domain 3 reveals new insights into GDNF binding and RET activation

Leppänen, Veli-Matti, Bespalov, Maxim M, Runeberg-Roos, Pia, Puurand, Ülo, Merits, Andres, Saarma, Mart, ...

Glial cell line-derived neurotrophic factor (GDNF) binds to the GDNF family co-receptor α1 (GFRα1) and activates RET receptor tyrosine kinase. GFRα1 has a putative domain structure of three...

Ozone-Induced Programmed Cell Death in the Arabidopsis radical-induced cell death1 Mutant1

Overmyer, Kirk, Brosché, Mikael, Pellinen, Riikka, Kuittinen, Tero, Tuominen, Hannele, Ahlfors, Reetta, ...

Short, high-concentration peaks of the atmospheric pollutant ozone (O3) cause the formation of cell death lesions on the leaves of sensitive plants. Numerous similarities between the plant responses...

The first cysteine-rich domain of the receptor GFRα1 stabilizes the binding of GDNF

Virtanen, Heidi, Yang, Jianmin, Bespalov, Maxim M., Hiltunen, Jukka O., Leppänen, Veli-Matti, Kalkkinen, Nisse, ...

The GDNF (glial cell line-derived neurotrophic factor)-binding receptor GFRα1 (GDNF family receptor α1) is attached to the membrane by a GPI (glycosylphosphatidylinositol) anchor and consists of...

Development and persistence of kindling epilepsy are impaired in mice lacking glial cell line-derived neurotrophic factor family receptor α2

Nanobashvili, Avtandil, Airaksinen, Matti S., Kokaia, Merab, Rossi, Jari, Asztély, Fredrik, Olofsdotter, Klara, ...

Seizure activity regulates gene expression for glial cell line-derived neurotrophic factor (GDNF) and neurturin (NRTN), and their receptor components, the transmembrane c-Ret tyrosine kinase and the...

The structure of GFRα1 domain 3 reveals new insights into GDNF binding and RET activation

Leppänen, Veli-Matti, Bespalov, Maxim M, Runeberg-Roos, Pia, Puurand, Ülo, Merits, Andres, Saarma, Mart, ...

Glial cell line-derived neurotrophic factor (GDNF) binds to the GDNF family co-receptor α1 (GFRα1) and activates RET receptor tyrosine kinase. GFRα1 has a putative domain structure of three...

Ozone-Induced Programmed Cell Death in the Arabidopsis radical-induced cell death1 Mutant1

Overmyer, Kirk, Brosché, Mikael, Pellinen, Riikka, Kuittinen, Tero, Tuominen, Hannele, Ahlfors, Reetta, ...

Short, high-concentration peaks of the atmospheric pollutant ozone (O3) cause the formation of cell death lesions on the leaves of sensitive plants. Numerous similarities between the plant responses...

The first cysteine-rich domain of the receptor GFRα1 stabilizes the binding of GDNF

Virtanen, Heidi, Yang, Jianmin, Bespalov, Maxim M., Hiltunen, Jukka O., Leppänen, Veli-Matti, Kalkkinen, Nisse, ...

The GDNF (glial cell line-derived neurotrophic factor)-binding receptor GFRα1 (GDNF family receptor α1) is attached to the membrane by a GPI (glycosylphosphatidylinositol) anchor and consists of...

Large-scale production of dsRNA and siRNA pools for RNA interference utilizing bacteriophage ϕ6 RNA-dependent RNA polymerase

Aalto, Antti P., Sarin, L. Peter, Van Dijk, Alberdina A., Saarma, Mart, Poranen, Minna M., Arumäe, Urmas, ...

The discovery of RNA interference (RNAi) has revolutionized biological research and has a huge potential for therapy. Since small double-stranded RNAs (dsRNAs) are required for various RNAi...

GDNF promotes tubulogenesis of GFRα1-expressing MDCK cells by Src-mediated phosphorylation of Met receptor tyrosine kinase

Popsueva, Anna, Poteryaev, Dmitry, Arighi, Elena, Meng, Xiaojuan, Angers-Loustau, Alexandre, Kaplan, David, ...

Glial cell line–derived neurotrophic factor (GDNF) and hepatocyte growth factor (HGF) are multifunctional signaling molecules in embryogenesis. HGF binds to and activates Met receptor tyrosine...

BDNF-induced TrkB activation down-regulates the K+–Cl− cotransporter KCC2 and impairs neuronal Cl− extrusion

Rivera, Claudio, Li, Hong, Thomas-Crusells, Judith, Lahtinen, Hannele, Viitanen, Tero, Nanobashvili, Avtandil, ...

Pathophysiological activity and various kinds of traumatic insults are known to have deleterious long-term effects on neuronal Cl− regulation, which can lead to a suppression of fast postsynaptic...

GDNF-deprived sympathetic neurons die via a novel nonmitochondrial pathway

Yu, Li-Ying, Jokitalo, Eija, Sun, Yun-Fu, Mehlen, Patrick, Lindholm, Dan, Saarma, Mart, ...

The mitochondrial death pathway is triggered in cultured sympathetic neurons by deprivation of nerve growth factor (NGF), but the death mechanisms activated by deprivation of other neurotrophic...

Evidence that DmMANF is an invertebrate neurotrophic factor supporting dopaminergic neurons

Palgi, Mari, Lindström, Riitta, Peränen, Johan, Piepponen, T. Petteri, Saarma, Mart, Heino, Tapio I.

In vertebrates the development and function of the nervous system is regulated by neurotrophic factors (NTFs). Despite extensive searches no neurotrophic factors have been found in invertebrates....