Tag: cell-biology

Illustration of actin filaments assembling and disassembling within a cell cytoskeleton during contraction and division

Actin: The Molecular Engine Powering Cell Movement, Division, and Immune Defense

Actin, comprising ~6% of cellular protein, is a multifunctional molecule enabling muscle contraction, immune cell migration, and cell division. Cells…

GMJ Perspectives Desk

15/08/2026

Diagram showing five foundational principles of cell organization: cell theory, membrane structure, compartmentalization, energy metabolism, and genetic regulation

Explainers New Studies Perspectives Research Digest

Biology’s Universal Blueprint: How Cells Reveal the Mechanics of Life

All living organisms operate according to shared cellular principles—membrane structure, energy metabolism, genetic regulation, and evolutionary continuity. Understanding this conserved,…

GMJ Perspectives Desk

07/08/2026

Glowing microtubule filaments showing dynamic assembly and disassembly inside a living cell under fluorescence microscopy

Explainers Perspectives

How Cells Move Materials: The Microtubule Transport System Explained

Microtubules—cylindrical protein structures inside cells—continuously rebuild themselves through dynamic instability, enabling cell division, neuronal transport over meter-long distances, and cellular…

GMJ Perspectives Desk

05/08/2026

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