A new phase of networking: the molecular composition and regulatory dynamics of mammalian stress granules

SR Millar, JQ Huang, KJ Schreiber, YC Tsai… - Chemical …, 2023 - ACS Publications
Stress granules (SGs) are cytosolic biomolecular condensates that form in response to
cellular stress. Weak, multivalent interactions between their protein and RNA constituents …

RNA granules: functional compartments or incidental condensates?

A Putnam, L Thomas, G Seydoux - Genes & development, 2023 - genesdev.cshlp.org
RNA granules are mesoscale assemblies that form in the absence of limiting membranes.
RNA granules contain factors for RNA biogenesis and turnover and are often assumed to …

Stress granules plug and stabilize damaged endolysosomal membranes

C Bussi, A Mangiarotti, C Vanhille-Campos, B Aylan… - Nature, 2023 - nature.com
Endomembrane damage represents a form of stress that is detrimental for eukaryotic cells,.
To cope with this threat, cells possess mechanisms that repair the damage and restore …

Viscoelasticity and advective flow of RNA underlies nucleolar form and function

JA Riback, JM Eeftens, DSW Lee, SA Quinodoz… - Molecular cell, 2023 - cell.com
The nucleolus is the largest biomolecular condensate and facilitates transcription,
processing, and assembly of ribosomal RNA (rRNA). Although nucleolar function is thought …

Stress-related biomolecular condensates in plants

J Solis-Miranda, M Chodasiewicz, A Skirycz… - The Plant …, 2023 - academic.oup.com
Biomolecular condensates are membraneless organelle-like structures that can concentrate
molecules and often form through liquid-liquid phase separation. Biomolecular condensate …

eIF4F is a thermo-sensing regulatory node in the translational heat shock response

CD Altamirano, MK Kang, MA Jordan, T Borianne… - Molecular Cell, 2024 - cell.com
Heat-shocked cells prioritize the translation of heat shock (HS) mRNAs, but the underlying
mechanism is unclear. We report that HS in budding yeast induces the disassembly of the …

Regulation of stress granule formation in human oligodendrocytes

F Pernin, QL Cui, A Mohammadnia… - Nature …, 2024 - nature.com
Oligodendrocyte (OL) injury and subsequent loss is a pathologic hallmark of multiple
sclerosis (MS). Stress granules (SGs) are membrane-less organelles containing mRNAs …

Molecular crowding: Physiologic sensing and control

AR Subramanya… - Annual Review of …, 2024 - annualreviews.org
The cytoplasm is densely packed with molecules that contribute to its nonideal behavior.
Cytosolic crowding influences chemical reaction rates, intracellular water mobility, and …

An adaptive biomolecular condensation response is conserved across environmentally divergent species

S Keyport Kik, D Christopher, H Glauninger… - Nature …, 2024 - nature.com
Cells must sense and respond to sudden maladaptive environmental changes—stresses—
to survive and thrive. Across eukaryotes, stresses such as heat shock trigger conserved …

Membraneless organelles in health and disease: exploring the molecular basis, physiological roles and pathological implications

Y Li, Y Liu, XY Yu, Y Xu, X Pan, Y Sun… - … and Targeted Therapy, 2024 - nature.com
Once considered unconventional cellular structures, membraneless organelles (MLOs),
cellular substructures involved in biological processes or pathways under physiological …