The nuclear-to-cytoplasmic ratio: coupling DNA content to cell size, cell cycle, and biosynthetic capacity

S Balachandra, S Sarkar… - Annual review of genetics, 2022 - annualreviews.org
Though cell size varies between different cells and across species, the nuclear-to-
cytoplasmic (N/C) ratio is largely maintained across species and within cell types. A cell …

Eukaryotic cell size regulation and its implications for cellular function and dysfunction

Y Chadha, A Khurana… - Physiological …, 2024 - journals.physiology.org
Depending on cell type, environmental inputs, and disease, the cells in the human body can
have widely different sizes. In recent years, it has become clear that cell size is a major …

RNA polymerase II dynamics and mRNA stability feedback scale mRNA amounts with cell size

MP Swaffer, GK Marinov, H Zheng, LF Valenzuela… - Cell, 2023 - cell.com
A fundamental feature of cellular growth is that total protein and RNA amounts increase with
cell size to keep concentrations approximately constant. A key component of this is that …

Oncogenic signals prime cancer cells for toxic cell overgrowth during a G1 cell cycle arrest

R Foy, L Crozier, AU Pareri, JM Valverde, BH Park… - Molecular Cell, 2023 - cell.com
CDK4/6 inhibitors are remarkable anti-cancer drugs that can arrest tumor cells in G1 and
induce their senescence while causing only relatively mild toxicities in healthy tissues. How …

The uniformity and stability of cellular mass density in mammalian cell culture

X Liu, S Oh, MW Kirschner - Frontiers in Cell and Developmental …, 2022 - frontiersin.org
Cell dry mass is principally determined by the sum of biosynthesis and degradation.
Measurable change in dry mass occurs on a time scale of hours. By contrast, cell volume …

Cell size homeostasis is tightly controlled throughout the cell cycle

X Liu, J Yan, MW Kirschner - PLoS biology, 2024 - journals.plos.org
To achieve a stable size distribution over multiple generations, proliferating cells require a
means of counteracting stochastic noise in the rate of growth, the time spent in various …

Epithelial tissue confinement inhibits cell growth and leads to volume-reducing divisions

J Devany, MJ Falk, LJ Holt, A Murugan, ML Gardel - Developmental cell, 2023 - cell.com
Cell proliferation is a central process in tissue development, homeostasis, and disease, yet
how proliferation is regulated in the tissue context remains poorly understood. Here, we …

Skeletal muscle nuclei in mice are not post-mitotic

AK Borowik, A Davidyan, FF Peelor III, E Voloviceva… - Function, 2023 - academic.oup.com
The skeletal muscle research field generally accepts that nuclei in skeletal muscle fibers (ie,
myonuclei) are post-mitotic and unable to proliferate. Because our deuterium oxide (D2O) …

A cell size threshold triggers commitment to stomatal fate in Arabidopsis

Y Gong, R Dale, HF Fung, GO Amador, ME Smit… - Science …, 2023 - science.org
How flexible developmental programs integrate information from internal and external
factors to modulate stem cell behavior is a fundamental question in developmental biology …

The intensities of canonical senescence biomarkers integrate the duration of cell-cycle withdrawal

HM Ashraf, B Fernandez, SL Spencer - Nature Communications, 2023 - nature.com
Senescence, a state of irreversible cell-cycle withdrawal, is difficult to distinguish from
quiescence, a state of reversible cell-cycle withdrawal. This difficulty arises because …