Rho guanine nucleotide exchange factors: regulators of Rho GTPase activity in development and disease

DR Cook, KL Rossman, CJ Der - Oncogene, 2014 - nature.com
The aberrant activity of Ras homologous (Rho) family small GTPases (20 human members)
has been implicated in cancer and other human diseases. However, in contrast to the direct …

Function and regulation of the Rho guanine nucleotide exchange factor Trio

S Schmidt, A Debant - Small GTPases, 2014 - Taylor & Francis
Rho GTPases oscillate between an inactive GDP-bound state and an active GTP-bound
state. They are activated by Rho Guanine nucleotide Exchange Factors (GEF), which …

The guanine nucleotide exchange factor Tiam1: a Janus-faced molecule in cellular signaling

P Boissier, U Huynh-Do - Cellular signalling, 2014 - Elsevier
Abstract The Rho family of GTPases consists of several small proteins that have been
described as molecular switches, playing important roles in a wide variety of fundamental …

Cell–Cell Communication Alterations via Intercellular Signaling Pathways in Substantia Nigra of Parkinson's Disease

M Huang, L Xu, J Liu, P Huang, Y Tan… - Frontiers in aging …, 2022 - frontiersin.org
Parkinson's disease (PD) is a neurodegenerative movement disorder characterized with
dopaminergic neuron (DaN) loss within the substantia nigra (SN). Despite bulk studies …

TIAM-1/GEF can shape somatosensory dendrites independently of its GEF activity by regulating F-actin localization

LTH Tang, CA Diaz-Balzac, M Rahman… - Elife, 2019 - elifesciences.org
Dendritic arbors are crucial for nervous system assembly, but the intracellular mechanisms
that govern their assembly remain incompletely understood. Here, we show that the …

Neuronal Rho GEFs in synaptic physiology and behavior

MB Miller, Y Yan, BA Eipper, RE Mains - The Neuroscientist, 2013 - journals.sagepub.com
In the mammalian brain, the majority of excitatory synapses are housed in micron-sized
dendritic protrusions called spines, which can undergo rapid changes in shape and number …

NMFLRR: clustering scRNA-seq data by integrating nonnegative matrix factorization with low rank representation

W Zhang, X Xue, X Zheng, Z Fan - IEEE Journal of Biomedical …, 2021 - ieeexplore.ieee.org
Fast-develo** single-cell technologies create unprecedented opportunities to reveal cell
heterogeneity and diversity. Accurate classification of single cells is a critical prerequisite for …

The Rac-GEF Tiam1 promotes dendrite and synapse stabilization of dentate granule cells and restricts hippocampal-dependent memory functions

J Cheng, F Scala, FA Blanco, S Niu, K Firozi… - Journal of …, 2021 - jneurosci.org
The dentate gyrus (DG) controls information flow into the hippocampus and is critical for
learning, memory, pattern separation, and spatial coding, while DG dysfunction is …

Sos1 disruption impairs cellular proliferation and viability through an increase in mitochondrial oxidative stress in primary MEFs

P Liceras-Boillos, R García-Navas, A Ginel-Picardo… - Oncogene, 2016 - nature.com
Abstract Using a 4-hydroxytamoxifen (4OHT)-inducible, conditional Sos1-null mutation, we
analyzed wild-type (WT), single Sos1-KO, Sos2-KO and double Sos1/2 KO primary mouse …

[HTML][HTML] EpiMOGA: an epistasis detection method based on a multi-objective genetic algorithm

Y Chen, F Xu, C Pian, M Xu, L Kong, J Fang, Z Li… - Genes, 2021 - mdpi.com
In genome-wide association studies, detecting high-order epistasis is important for
analyzing the occurrence of complex human diseases and explaining missing heritability …