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Image of three chromosomes "trees" with the highlighted section displaying telomeres shortening over time as “falling leaves”.
Chromosome Ends in Double Jeopardy
Laura Tran, PhD | May 16, 2024 | 4 min read
Researchers have finally uncovered the other half of the end-replication problem at the lagging strand.
Harnessing Metagenomics for Health and Disease Research
Harnessing Metagenomics for Health and Disease Research
The Scientist Staff | 1 min read
Discover how metagenomics approaches provide insights into human diseases.
The feet of several runners wearing brightly colored shoes.
How Exercise Sparks, then Soothes, Inflammation
Rachael Moeller Gorman | May 15, 2024 | 4 min read
Regulatory T cells in muscles surge after exercise, quelling inflammation, protecting mitochondria, and enhancing performance.
Row of cows being milked in a dairy farm.
Deciphering the Unusual Pattern of Bird Flu Symptoms in Cows
Danielle Gerhard, PhD | May 15, 2024 | 6 min read
The distribution of flu virus receptors in cow mammary glands helps explain the high H5N1 viral loads in milk, but it also raises concerns about risks to human health.
An individual looking at graphs and charts on a clipboard in front of a laptop. 
How to Write a Good Results Section
Nathan Ni, PhD | 5 min read
Effective results sections need to be much more than a list of data points given without context. 
Illustration of a glowing orange DNA double helix with a blurry blue brain in the background.
A Brain Breakthrough 25 Years in the Making
Aparna Nathan, PhD | May 14, 2024 | 5 min read
New sequencing technologies unmask a mutation that sheds new light on ataxia.
The heart sections on the left present defects while the hearts on the right do not show defects. 
Genetic Signatures of a Defective Heart
Mariella Bodemeier Loayza Careaga, PhD | May 14, 2024 | 4 min read
In a mouse model of Down syndrome, three copies of a gene encoding a kinase contributed to congenital heart defects.
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Understanding the Effects of Extrachromosomal DNA on Cancer
The Scientist | 1 min read
Lukas Chavez uses multiomic techniques to study how extrachromosomal DNA (ecDNA) contributes to tumor heterogeneity and gene expression changes in medulloblastoma.
A developing embryo with DNA labeled blue, cell boundaries labeled pink, and certain cells fluorescing green.
The First Two Cells in a Human Embryo Contribute Disproportionately to Fetal Development
Shelby Bradford, PhD | May 13, 2024 | 4 min read
A research team showed that, contrary to current models, one early embryonic cell dominates lineages that will become the fetus.
Cartoon of a turtle inside of an ice cube.
The First Turtle Organoids
Danielle Gerhard, PhD | May 13, 2024 | 5 min read
Herpetology meets hepatology as scientists develop new tools for exploring how turtles survive freezing, oxygen-poor environments.
Gloved hand holding miniature organ models
From the Expert: Júlia Crispim da Fontoura on 3D Cell Cultures
The Scientist | 1 min read
Júlia Crispim da Fontoura explains how researchers grow different types of 3D cell cultures.
A blue microscopy image of mouse brain cells, with dorsal raphe neurons shown in red.
A Novel Panic Pathway in the Brain
Hannah Thomasy, PhD | May 10, 2024 | 5 min read
A neural pathway driving panic-like behaviors in mice points to new therapeutic targets.
White and white and black mice in an overcrowded cage.
Viruses Keep Mice from Stressing Out
Shelby Bradford, PhD | May 9, 2024 | 3 min read
Gut viruses influence behavioral responses in mice and may be important players in the gut-brain axis.
An illustration of cells growing in the presence of cytokines.
Advancing Immunotherapy Development with High-Quality Cytokines
The Scientist and Sino Biological | 3 min read
Superior quality cytokines are crucial for reliable research results and the safe production of cancer cell therapies.
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