Issues
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Cover image
Cover Image
Cover: Two organoids made from the patient-derived xenograft mucinous colorectal carcinoma cells stained with DAPI (green), and for Epcam (blue) and actin (pink). See article by Charlotte Canet-Jourdan (jcs259256).
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RESEARCH HIGHLIGHTS
STICKY WICKET
CELL SCIENTISTS TO WATCH
CELL SCIENCE AT A GLANCE
The appressorium at a glance
Summary: A review of the role of appressoria in fungal infections of plants. Appressoria are specialised infection cells that facilitate host cell invasion.
REVIEW
Affimers and nanobodies as molecular probes and their applications in imaging
Summary: Affimers and nanobodies are small binding proteins that are becoming widely used in cell biology in place of antibodies. We explain how Affimers and nanobodies are generated, used and their advantages for super-resolution imaging.
RESEARCH ARTICLES
Distinct nuclear and cytoplasmic assemblies and interactomes of the mammalian CTLH E3 ligase complex
Summary: The mammalian CTLH complex forms different molecular mass complexes in the nucleus and the cytoplasm and interacts with different proteins in each compartment, and its stability in the nucleus depends on WDR26.
Glucocorticoids enhance chemotherapy-driven stress granule assembly and impair granule dynamics, leading to cell death
Summary: Combining cortisone with the chemotherapy vinorelbine enhances the assembly of stress granules that are less likely to be cleared from the cells, augmenting vinorelbine-induced cell death.
Patient-derived organoids identify an apico-basolateral polarity switch associated with survival in colorectal cancer
Summary: Mucinous colorectal carcinoma tumors maintain a robust apico-basolateral polarity with two distinct topologies – either a conventional ‘apical-in’ polarity or an inverted ‘apical-out’ topology.
Laminar shear stress alleviates monocyte adhesion and atherosclerosis development via miR-29b-3p/CX3CL1 axis regulation
Summary: The laminar shear stress-sensitive miR-29b-3p/CX3CL1 axis significantly inhibits monocyte adhesion to activated human aortic endothelial cells, and alleviates local inflammation and plaque formation in ApoE−/− mice fed a high-fat diet.
Centriole distal-end proteins CP110 and Cep97 influence centriole cartwheel growth at the proximal end
Highlighted Article: Cp110 and Cep97, proteins that are normally located at the distal-end of the centriole, appear able to influence the assembly of the centriole cartwheel at the proximal end.
Independently paced Ca2+ oscillations in progenitor and differentiated cells in an ex vivo epithelial organ
Summary: Live imaging of the Drosophila intestinal epithelium reveals that stem cells and their terminal progeny exhibit distinct, fate-specific Ca2+ oscillations that are paced independently of each other.
Rac1, the actin cytoskeleton and microtubules are key players in clathrin-independent endophilin-A3-mediated endocytosis
Highlighted Article: Rac1 GTPase, the actin cytoskeleton and microtubules are involved in endophilin-A3-mediated clathrin-independent endocytosis, with a role for myosin 2A, kinesin KIF5B and kinesin-14 family members.
TOOLS AND RESOURCES
Imaging nanoscale nuclear structures with expansion microscopy
Highlighted Article: Expansion microscopy provides quantitative insight into the impact of chromatin modifiers on spatiotemporal organisation of the DNA repair proteins BRCA1, 53BP1 and RAD51 at a resolution of 65–70 nm.
FIRST PERSON
RETRACTION
CORRECTION
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). Submission deadline: 1 March 2025.
Biologists @ 100 - join us in Liverpool in March 2025
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.
Principles and regulation of mechanosensing
Mechanics play a fundamental role in cell physiology and represent physical mechanisms which cells use to influence function from the molecular to tissue scale. In this Review, Stefano Sala and colleagues clearly define mechanosensing and mechanotransduction, illustrate various mechanosensing mechanisms and discuss methods that cells use to regulate these processes.
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 2024 applications: 7 September (decision by week commencing 8 October 2024); 22 November (decision by week commencing 16 December).