Issues
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Cover image
Cover Image
Cover: Immunofluorescence image of submandibular salivary glands (SMGs) in a mouse exposed to three doses of 5 Gy gamma irradiation. The image was taken 3 days after irradiation; the epithelial marker E-cadherin is shown in magenta and the water channel aquaporin 5 in green. Since radiation injury alters the epithelial architecture and vascularisation of murine SMG three radiation regimes were compared to model the salivary gland injury that occurs after radiotherapy to treat head and neck cancer. A single dose of 10 Gy is the most refined method for studying acute injury. See article by Johnson et al. (dmm050733). Cover image is licensed under a Creative Commons Attribution 4.0 International license.
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EDITORIAL
Negative equity – the value of reporting negative results
Summary: Negative data are often not published or shared, despite their immense value to scientific progression. Here, we outline some initiatives that aim to encourage the dissemination of all scientific results.
REVIEWS
Understanding the interplay between dNTP metabolism and genome stability in cancer
Summary: This Review provides an overview of the current knowledge on both the causes and consequences of dNTP pool perturbations in cancer cells, together with their impact upon genome stability.
Fine-tuning AMPK in physiology and disease using point-mutant mouse models
Summary: Knock-in mouse models of AMPK target proteins deepen our understanding of AMPK biology, revealing new insights and complexities that impact related human disease.
EDITOR'S CHOICE
RESEARCH ARTICLES
CCL2 signaling promotes skeletal muscle wasting in non-tumor and breast tumor models
Editor's choice: Using in vitro and in vivo models, this study identifies an important role for CCL2–CCR2 signaling in skeletal muscle wasting associated with breast cancer, with important implications for therapeutic targeting.
A genetically small fetus impairs placental adaptations near term
Summary: In a mouse model of reduced fetal growth demand, the placenta receives diminished blood flow via the umbilical artery and lowers its nutrient transfer capacity towards the end of gestation.
A deleterious variant of INTS1 leads to disrupted sleep–wake cycles
Summary: A deleterious variant of INTS1, the core subunit of the Integrator complex, causes severe sleep disturbances in humans.
Reduced connexin-43 expression, slow conduction and repolarisation dispersion in a model of hypertrophic cardiomyopathy
Summary: iPSC-derived cardiomyocytes with the MYH7 R403Q variant show conduction slowing, increased spatial dispersion of repolarization and reduced expression of some rhythmonome proteins, suggesting a biophysical basis for arrhythmia in hypertrophic cardiomyopathy.
A single dose of radiation elicits comparable acute salivary gland injury to fractionated radiation
Summary: Using three regimes of γ-irradiation, a single 10 Gy dose was found to be the most refined method of inducing acute salivary gland injury in a mouse model to study the effects of head and neck cancer radiotherapy.
Functional distinction in oncogenic Ras variant activity in Caenorhabditis elegans
Summary: This research uncovers distinct functional classes for oncogenic Ras variants in a C. elegans model, including distinctions in their response to genetic modifiers that function in neighboring cells.
Macrophages directly kill bladder cancer cells through TNF signaling as an early response to BCG therapy
Summary: The BCG vaccine induces bladder cancer clearance by recruiting and polarizing macrophages towards a pro-inflammatory state, directly inducing apoptosis through TNF signaling, adding an extra step to the BCG-induced tumor immunity model.
HBS1L deficiency causes retinal dystrophy in a child and in a mouse model associated with defective development of photoreceptor cells
Summary: Deficiency of the ribosomal rescue factor HBS1L causes retinal degeneration in both a human patient and hypomorph mice, and proteomic profiling reveals the underlying disruption of disc morphogenesis and photoreceptor cell function.
Characterization of a monkey model with experimental retinal damage induced by N-methyl-D-aspartate
Summary: Retinal damage was experimentally induced in rhesus monkeys by intravitreal injection of N-methyl-D-aspartate (NMDA). Optical coherence tomography and electroretinography examinations showed similarities with human retinal diseases.
Muscle-specific lack of Gfpt1 triggers ER stress to alleviate misfolded protein accumulation
Summary: Gfpt1 deficiency only in skeletal muscles triggers the unfolded protein response. Maladaptive unfolded protein response due to suppressed autophagy fails to eliminate protein aggregates and provokes apoptosis in skeletal muscles.
FIRST PERSON
The Company of Biologists Workshops

For the last 15 years, our publisher, The Company of Biologists, has provided an apt environment to inspire biology and support biologists through our Workshops series. Read about the evolution of the Workshop series and revisit JEB's experience with hosting the first Global South Workshop.
A new perspective on disease research
DMM publishes perspectives – peer-reviewed articles that provide expert analysis of a topic important to the disease research community. Read our collection from authors presenting new or potentially controversial ideas or hypotheses, to help address future challenges and forge new directions.
Read & Publish Open Access publishing: what authors say

We have had great feedback from authors who have benefitted from our Read & Publish agreement with their institution and have been able to publish Open Access with us without paying an APC. Read what they had to say.
Fast & Fair peer review

Our sister journal Biology Open has recently launched the next phase of their Fast & Fair peer review initiative: offering high-quality peer review within 7 working days. To learn more about BiO’s progress and future plans, read the Editorial by Daniel Gorelick, or visit the Fast & Fair peer review page.
Interviews with Biologists @ 100 conference speakers

Explore our interviews with keynote speakers from the Biologists @ 100 conference, hosted to celebrate our publisher’s 100th anniversary, where we discuss climate change and biodiversity with Hans-Otto Pörtner and Jane Francis, health and disease with Charles Swanton and Sadaf Farooqi, and emerging technologies with Manu Prakash and Jennifer Lippincott-Schwartz.