Issues
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Cover image
Cover Image
Cover: ‘Glorious lymphocyte’ by Rossana Melo was the winning image in the FocalPlane/elmi2024 image competition. It shows a leukocyte (lymphocyte) trapped among aggregates of red blood cells in a small lung vessel of an individual with asthma. The image was acquired with a transmission electron microscope (Tecnai G2 Spirit Bio Twin Thermo Fisher Scientific) at the Harvard Medical School EM Core Facility and colorized using Photoshop.
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RESEARCH HIGHLIGHTS
CELL SCIENTISTS TO WATCH
PERSPECTIVE
Perspectives in collective cell migration – moving forward
Summary: Collective cell migration is key to morphogenesis and metastasis. Advances in imaging and modelling reveal how cells interact with each other and their environment, shaping their migration behaviours.
CELL SCIENCE AT A GLANCE
Desmosomes at a glance
Summary: A review of desmosome structure and assembly, highlighting recent insights into how desmosomes integrate signaling in the epidermis, and an overview of desmosomes as targets in human disease.
SHORT REPORT
De novo TANGLED1 recruitment from the phragmoplast to aberrant cell plate fusion sites in maize
Highlighted Article: The plant division site protein TANGLED1 is recruited to de novo cell plate insertion sites independently of the preprophase band.
RESEARCH ARTICLES
Stress granule-mediated sequestration of EGR1 mRNAs correlates with lomustine-induced cell death prevention
Summary: Lomustine induces stress granules that sequester EGR1 mRNA, inhibiting its translation, thereby reducing apoptosis and enhancing cell survival during chemotherapy.
Reduced vacuolar ATPase protects mice from Friend virus infection – an unintended but instructive effect in Hif-2afl mice
Summary: Insertion of loxP sites around exon2 of the Hif-2a gene unintendedly reduced the expression of the Atp4v1e2 gene located 147 kbp away. This revealed a prominent role of the vacuolar ATPase for Friend virus spread.
Nitrogen availability is important for preventing catastrophic mitosis in fission yeast
Highlighted Article: Nitrogen has a general positive effect on mitotic fidelity in fission yeast and indirectly suppresses catastrophic mitosis in lipid metabolism mutants.
Adult expression of the cell adhesion protein Fasciclin 3 is required for the maintenance of adult olfactory interneurons
Highlighted Article: Little is known about the maintenance of adult neural circuits. Continuous expression of Fasciclin 3, a cell adhesion protein involved in axon guidance, is required for neuronal survival in the adult fly olfactory circuit.
KRAP regulates mitochondrial Ca2+ uptake by licensing IP3 receptor activity and stabilizing ER–mitochondrial junctions
Summary: KRAP regulates transfer of Ca2+ from IP3 receptors to mitochondria by both stabilizing membrane contact sites between the ER and mitochondria and licensing IP3 receptors to respond to IP3 at these junctions.
Rear cortex contraction aids in nuclear transit during confined migration by increasing pressure in the cell posterior
Highlighted Article: Cells migrating through confined 3D spaces contract their rear cortex using RhoA-mediated myosin activity to generate increased pressure in the back compartment that drives the nucleus through the constriction.
FIRST PERSON
PREPRINT HIGHLIGHTS
Special Issue – Cell Biology of Mitochondria

Our special issue on ‘Cell Biology of Mitochondria’ is now complete. Explore this issue and read the Editorial from our Guest Editors Ana J. García-Sáez and Heidi McBride.
Save the date – Imaging Cell Dynamics

We are delighted to announce that we will be hosting a 2026 Imaging Cell Dynamics meeting. This meeting will provide a unique opportunity to bring together experts working at the interface between cell biology and imaging. Save the date for 11-14 May 2026 and register for more information.
Mitochondria–membranous organelle contacts at a glance

Antigoni Diokmetzidou and Luca Scorrano provide an overview of contacts between mitochondria and other membranous organelles, describing the interorganelle tethers involved and the factors that regulate the composition and functions of such contacts.
JCS-FocalPlane Training Grants

Early-career researchers - working in an area covered by JCS - who would like to attend a microscopy training course, please apply. Deadline dates for 2025 applications: 6 June 2025 (decision by week commencing 28 July 2025) and 5 September 2025 (decision by week commencing 20 October 2025).
JCS fast-track option
Have a paper that has been reviewed elsewhere? JCS is pleased to consider such manuscripts for fast-tracked decision making. Send us your manuscript together with the full set of reviews and decision letters, and we will make an initial decision within one week.