[HTML][HTML] Elevated endogenous GDNF induces altered dopamine signalling in mice and correlates with clinical severity in schizophrenia

…, A Panhelainen, LL Porokuokka… - Molecular …, 2022 - nature.com
Presynaptic increase in striatal dopamine is the primary dopaminergic abnormality in
schizophrenia, but the underlying mechanisms are not understood. Here, we hypothesized that …

[HTML][HTML] Gfra1 underexpression causes Hirschsprung's disease and associated enterocolitis in mice

LL Porokuokka, HT Virtanen, J Lindén… - Cellular and molecular …, 2019 - Elsevier
Background & Aims RET, the receptor for the glial cell line–derived neurotrophic factor (GDNF)
family ligands, is the most frequently mutated gene in congenital aganglionic megacolon …

[HTML][HTML] GDNF overexpression from the native locus reveals its role in the nigrostriatal dopaminergic system function

A Kumar, J Kopra, K Varendi, LL Porokuokka… - PLoS …, 2015 - journals.plos.org
Degeneration of nigrostriatal dopaminergic system is the principal lesion in Parkinson’s
disease. Because glial cell line-derived neurotrophic factor (GDNF) promotes survival of …

Dampened amphetamine-stimulated behavior and altered dopamine transporter function in the absence of brain GDNF

…, S af Bjerkén, LL Porokuokka… - Journal of …, 2017 - Soc Neuroscience
Midbrain dopamine neuron dysfunction contributes to various psychiatric and neurological
diseases, including drug addiction and Parkinson's disease. Because of its well established …

Gene Knock Up via 3'UTR editing to study gene function in vivo

…, A Montaño-Rodriguez, G Turconi, LL Porokuokka… - bioRxiv, 2019 - biorxiv.org
Currently available genetic tools do not allow researchers to upregulate (‘Knock Up’) the
levels of a given protein while retaining its cell-type-specific regulation. As a result, we have …

[HTML][HTML] The role of GDNF and its receptor GFRa1 in neuronal development and function

LL Porokuokka - 2020 - helda.helsinki.fi
Neurotrophic factor glial cell line-derived neurotrophic factor (GDNF), its co-receptor GDNF
family receptor alpha 1 (GFRa1), and signaling receptor RET tyrosine kinase are essential to …

Correction: GDNF overexpression from the native locus reveals its role in the Nigrostriatal dopaminergic system function

A Kumar, J Kopra, K Varendi, LL Porokuokka… - Plos …, 2016 - journals.plos.org
Fig 4. Increased endogenous GDNF expression affects the development and function of the
nigrostriatal dopaminergic system.(A) Levels of phosphorylated ERK2 at P7. 5 in the striatum …

Changes in the enteric nervous system and surrounding cells during ageing

MJ Saffrey - 2012 - oro.open.ac.uk
The enteric nervous system continues to undergo changes throughout life. Changes in both
enteric neurons and glial cells in old age have been reported, but our understanding both of …

[PDF][PDF] Role of 3'UTR in the regulation of neurotrophic factors BDNF and GDNF

A Kumar - 2014 - helda.helsinki.fi
During the past decade, 3ʹ untranslated regions (3ʹUTRs) of mRNAs continue to emerge
as important sites for gene regulation due to the binding of microRNAs (miRs), RNA-binding …