Issues
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Cover image
Cover Image
Cover: A mosaic Drosophila third-instar larval eye-antennal imaginal disc epithelium overexpressing Vha44 marked by GFP (green) in clones, stained for the Yki transcriptional reporter ex-lacZ (red) and Yki protein levels (blue). ex-lacZ and Yki staining is elevated in Vha44-overexpressing clones, most prominently in the posterior region of the eye disc (left), appearing as yellow in the merged image. This result reveals that elevated Vha44 levels, which increase V-ATPase activity, lead to impairment of the Hippo pathway. See article by M. Portela et al. (jcs261917).
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RESEARCH HIGHLIGHTS
CELL SCIENTISTS TO WATCH
REVIEWS
Emerging insights into CP110 removal during early steps of ciliogenesis
Summary: In this Review, we outline key early steps of primary ciliogenesis, focusing on several novel mechanisms for removal of CP110. We also highlight examples of ciliopathies caused by genetic variations in genes that encode key proteins involved in the early steps of ciliogenesis.
Going through changes – the role of autophagy during reprogramming and differentiation
Summary: This Review discusses advances in our understanding of the role of autophagy during cellular reprogramming by drawing comparisons between plant and animal studies.
SHORT REPORTS
Exploring the ATG9A interactome uncovers interaction with VPS13A
Highlighted Article: Interactomics analysis of ATG9A uncovers lipid transport and homeostasis proteins as major hits, leading to the characterization of the ATG9A–VPS13A complex.
The Cl− transporter ClC-7 is essential for phagocytic clearance by microglia
Highlighted Article: Microglia, brain-resident macrophages, require the endolysosomal Cl− transporter ClC-7 for effective clearance of debris.
RESEARCH ARTICLES
Structure-based engineering of Tor complexes reveals that two types of yeast TORC1 produce distinct phenotypes
Highlighted Article: Structure-based engineering uncovers functional differences for a protein complex: two types of yeast TORC1 have distinct functions.
The neuronal transcription factor MEIS2 is a calpain-2 protease target
Highlighted Article: The intracellular protease calpain-2 modulates neurogenesis of adult neural stem and progenitor cells of the mouse forebrain through cleavage of the neuronal transcription factor MEIS2.
Estimates of differential toxin expression governing heterogeneous intracellular lifespans of Streptococcus pneumoniae
Summary: To evade phagocytic killing, some pathogens puncture phagosomes using pore-forming toxins. Here, we delineate how pore formation dynamics dictate modes of host–pathogen interaction in the intracellular space and govern microbial fate.
Properties of biomolecular condensates defined by Activator of G-protein Signaling 3
Highlighted Article: AGS3 assembles into distinct biomolecular condensates in response to cell stress, and this assembly is selectively regulated by AGS3-binding partners involved in signal transduction within the cell.
The Drosophila tumour suppressor Lgl and Vap33 activate the Hippo pathway through a dual mechanism
Summary: The Drosophila tumour suppressor Lgl and Vap33 activate the Hippo pathway by a dual mechanism, involving RtGEF, Git and Arf79F, and the inhibition of the V-ATPase.
TOOLS AND RESOURCES
filoVision – using deep learning and tip markers to automate filopodia analysis
Summary: filoVision is a filopodia analysis platform that uses deep learning and tip markers to measure filopodia, prioritizing automation and flexibility for user data.
FIRST PERSON
Call for papers - Cilia and Flagella: from Basic Biology to Disease
![](https://cob.silverchair-cdn.com/ImageLibrary/JCellScience/Snippets/JCS-CFP-Cilia600x230SnippetBanner.png?versionId=7981)
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). Submission deadline: 1 March 2025.
Biologists @ 100 - join us in Liverpool in March 2025
![](https://cob.silverchair-cdn.com/ImageLibrary/Development/Snippets/extendedSnippet%20image_600x230_RGB_RegisterNow_ED.jpg?versionId=7981)
We are excited to invite you to a unique scientific conference, celebrating the 100-year anniversary of The Company of Biologists, and bringing together our different communities. The conference will incorporate the Spring Meetings of the BSCB and the BSDB, the JEB Symposium Sensory Perception in a Changing World and a DMM programme on antimicrobial resistance. Find out more and register your interest to join us in March 2025 in Liverpool, UK. The deadline for abstract submission and early-bird registration is 17 January 2025.
Fantastic proteins and where to find them – histones, in the nucleus and beyond
![](https://cob.silverchair-cdn.com/ImageLibrary/JCellScience/Snippets/snippetjcshistonesresized.jpg?versionId=7981)
In this Review, Johanna Grinat and colleagues provide an evolutionary perspective of histones, nuclear chromatin and extracellular chromatin biology, describing the known extranuclear and extracellular functions of histones.
JCS-FocalPlane Training Grants
![Supporting microcopy training for early-career researchers in cell biology - apply for a grant up to £1,000](https://cob.silverchair-cdn.com/ImageLibrary/JCellScience/Snippets/0524_JCS-FP_traininggrants.png?versionId=7981)
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).
How to reduce your lab's carbon footprint
All stakeholders – from those working in the lab to those providing funding and infrastructure – have an important role to play to becoming more sustainable. In this Essay, Julie Welburn discusses what lab users can collectively do to transform biomedical research into a discipline that is significantly and positively sustainable.