User profiles for Oleksii Nikolaienko

Oleksii Nikolaienko

Institute of Biomedicine, University of Bergen, Bergen (Norway)
Verified email at biomed.uib.no
Cited by 928

[HTML][HTML] Arc protein: a flexible hub for synaptic plasticity and cognition

O Nikolaienko, S Patil, MS Eriksen… - Seminars in cell & …, 2018 - Elsevier
Mammalian excitatory synapses express diverse types of synaptic plasticity. A major
challenge in neuroscience is to understand how a neuron utilizes different types of plasticity to …

[HTML][HTML] The molecular characteristics of high-grade gastroenteropancreatic neuroendocrine neoplasms

…, H Elvebakken, A Perren, O Nikolaienko… - Endocrine-related …, 2022 - erc.bioscientifica.com
High-grade (HG) gastroenteropancreatic (GEP) neuroendocrine neoplasms (NEN) are rare
but have a very poor prognosis and represent a severely understudied class of tumours. …

Intersectin multidomain adaptor proteins: regulation of functional diversity

L Tsyba, O Nikolaienko, O Dergai, M Dergai… - Gene, 2011 - Elsevier
Adaptor/scaffold proteins serve as platforms for the assembly of multiprotein complexes and
regulate the efficiency and specificity of signalling cascades. Intersectins (ITSNs) are an …

[HTML][HTML] Concentration and methylation of cell-free DNA from blood plasma as diagnostic markers of renal cancer

…, D Morderer, O Kashparova, O Nikolaienko… - Disease …, 2016 - hindawi.com
The critical point for successful treatment of cancer is diagnosis at early stages of tumor
development. Cancer cell-specific methylated DNA has been found in the blood of cancer …

Constitutional BRCA1 methylation and risk of incident triple-negative breast cancer and high-grade serous ovarian cancer

PE Lønning, O Nikolaienko, K Pan, AW Kurian… - Jama …, 2022 - jamanetwork.com
Importance About 25% of all triple-negative breast cancers (TNBCs) and 10% to 20% of high-grade
serous ovarian cancers (HGSOCs) harborBRCA1promoter methylation. While …

[HTML][HTML] Prenatal BRCA1 epimutations contribute significantly to triple-negative breast cancer development

O Nikolaienko, HP Eikesdal, E Ognedal, B Gilje… - Genome Medicine, 2023 - Springer
Background Normal cell BRCA1 epimutations have been associated with increased risk of
triple-negative breast cancer (TNBC). However, the fraction of TNBCs that may have BRCA1 …

Evidence for widespread association of mammalian splicing and conserved long-range RNA structures

…, EE Khrameeva, MY Pichugina, OV Nikolaienko… - Rna, 2012 - rnajournal.cshlp.org
Pre-mRNA structure impacts many cellular processes, including splicing in genes associated
with disease. The contemporary paradigm of RNA structure prediction is biased toward …

Arc self‐association and formation of virus‐like capsids are mediated by an N‐terminal helical coil motif

MS Eriksen, O Nikolaienko, EI Hallin… - The FEBS …, 2021 - Wiley Online Library
Activity‐regulated cytoskeleton‐associated protein (Arc) is a protein interaction hub with
diverse roles in intracellular neuronal signaling, and important functions in neuronal synaptic …

Stimulus-evoked ERK-dependent phosphorylation of activity-regulated cytoskeleton-associated protein (Arc) regulates its neuronal subcellular localization

O Nikolaienko, MS Eriksen, S Patil, H Bito… - Neuroscience, 2017 - Elsevier
Activity-regulated cytoskeletal-associated protein (Arc) is implicated as a master regulator of
long-term synaptic plasticity and memory formation in mammalian brain. Arc acts at …

[HTML][HTML] GSK3α and GSK3β phosphorylate Arc and regulate its degradation

A Gozdz, O Nikolaienko, M Urbanska… - Frontiers in Molecular …, 2017 - frontiersin.org
The selective and neuronal activity-dependent degradation of synaptic proteins appears to
be crucial for long-term synaptic plasticity. One such protein is activity-regulated cytoskeleton-…