Issues
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Cover image
Cover Image
Cover: Sagittal section through a juvenile Tg(sws1:GFP) zebrafish retina (ultraviolet-sensitive cones shown in orange), demonstrating the distribution of phalloidin-stained F-actin (cyan) in the photoreceptor layer. The image is a three-dimensional reconstruction of a confocal z-stack. See article by M. Sharkova et al. (jcs261721).
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RESEARCH HIGHLIGHTS
STICKY WICKET
CELL SCIENTISTS TO WATCH
HYPOTHESIS
A working model for the formation of Robertsonian chromosomes
Summary: Robertsonian chromosomes are common in nature and can lead to reproductive isolation and speciation. Recent technological advances have led to new insights into how they form in the human genome.
REVIEW
Expanding boundaries – a cell biologist's guide to expansion microscopy
Summary: Expansion microscopy is a sample preparation technique that allows increased resolution in many settings by physically enlarging specimens and can be easily adopted in cell biology laboratories.
RESEARCH ARTICLES
Cx31.1 can selectively intermix with co-expressed connexins to facilitate its assembly into gap junctions
Summary: The co-expression of select connexin isoforms enhances the ability of Cx31.1 to form gap junctions in rat epidermal keratinocytes.
F-box protein FBXB-65 regulates anterograde transport of the kinesin-3 motor UNC-104 through a PTM near its cargo-binding PH domain
Summary: An FBXB-65-dependent pathway post-translationally modifies UNC-104 (a KIF1A homolog) and controls motor levels on cargo, cargo movement and C. elegans lifespan.
Widespread nuclear lamina injuries defeat proteostatic purposes of α-synuclein amyloid inclusions
Highlighted Article: Crosstalk of two types of inclusion body (IB), Syn-aggresomes and Lewy body-like (LB-like) IBs, provide quality control for amyloidogenic α-synuclein. Among these, perinuclear LB-like IBs are neurodegenerative and act by disrupting the nuclear lamina.
MADD regulates natural killer cell degranulation through Rab27a activation
Highlighted Article: The Rab27a guanine nucleotide exchange factor MADD is involved in the cell-mediated killing of cytotoxic lymphocytes.
Reduction of cortical pulling at mitotic entry facilitates aster centration
Summary: Aster centration occurs at entry into mitosis while MT-based cytoplasmic pulling remains active, and when MT-based cortical pulling is switched off there is a coincident transient fall in cortical tension.
Photoreceptor calyceal processes accompany the developing outer segment, adopting a stable length despite a dynamic core
Highlighted Article: An analysis of the complex development, interactions and characteristics of photoreceptor microvilli (calyceal processes).
FIRST PERSON
Call for papers - Cilia and Flagella: from Basic Biology to Disease

We are welcoming submissions for our upcoming special issue: Cilia and Flagella: from Basic Biology to Disease. This issue will be coordinated by two Guest Editors: Pleasantine Mill (University of Edinburgh) and Lotte Pedersen (University of Copenhagen). Extended submission deadline: 31 March 2025.
History of our journals

As our publisher, The Company of Biologists, turns 100 years old, read about Journal of Cell Science’s journey and explore the history of each of our sister journals: Development, Journal of Experimental Biology, Disease Models & Mechanisms and Biology Open.
Introducing our new Associate Editors

In this Editorial, JCS Editor-in-Chief Michael Way welcomes five new Associate Editors to the JCS team. These Associate Editors will expand our support for the wider cell biology community and handle articles in immune cell biology, proteostasis, imaging and image analysis, plant cell biology, and stem cell biology and modelling.
Diversity of microtubule arrays in animal cells at a glance

In this Cell Science at a Glance article, Emma van Grinsven and Anna Akhmanova provide an overview of the diverse microtubule arrays present in differentiated animal cells and discuss how these arrays form and function.
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: 7 March 2025 (decision by week commencing 21 April 2025) and 6 June 2025 (decision by week commencing 28 July 2025).