An image of a pair of wild type (left) and mir-193 mutant (right) African squinting bush brown butterflies.
| 4 min read
The vivid wing patterns of butterflies, once attributed to a gene, are now traced to an overlooked microRNA.

microRNA

Black and gold sketch of Victor Ambros and Gary Ruvkun, the 2024 Nobel Prize laureates. 

Nobel Prize for microRNA

A giant panda sitting on a tree.

Stem Cells Could Save the Giant Panda

A photo of a newborn baby’s feet with a hospital bracelet.

Tiny Biomarkers for Small Patients with Brain Injuries

An image of cells on a black background, with some cells stained red and some others stained green. 

Deleting a MicroRNA Cluster Reversed Biological Sex in Mice 

A woman looks shocked as a radioactive waste container leaks onto the floor in front of the exit door.

When the Floor is Radioactive

Red DNA in a blue test tube.

DNA and RNA Biomarkers: Why Scientists Need to Use Them

A microRNA Family Drives the T Cell Response in Cancer

The image shows a brain section of the mouse amygdala. Using fluorescent markers, the expression of synapses is shown in purple, while neurons are shown as red dots and the microRNA miR-483-5p is shown as green dots.

A Brain MicroRNA Curbs Anxiety

Cells with miRNA activity reporter glowing

MicroRNAs Can Boost Gene Expression: Study

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Infographic: How Epigenetic Marks Can Change the Genome

Cellular DNA and epigenetics

Do Epigenetic Changes Influence Evolution?

Conceptual image showing molecules making up a brain shape

The Noncoding Regulators of the Brain

Illustration of RNAs

Infographic: Noncoding RNA in the Brain

Ribonucleic acid strands consisting of nucleotides important for protein bio-synthesis

Katharina Höfer Probes the Machinery of Bacterial Gene Expression

Harnessing microRNAs for Cancer Therapeutics

Harnessing microRNAs for Cancer Therapeutics

Bisrat Debeb Models How Cancer Spreads to the Brain

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Simple Spit Test Could Diagnose Concussions

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Blood MicroRNA Patterns Linked to Chronic Fatigue Syndrome

Q&A: How Animals Change in Space

the knees of a woman sitting on grass outside

Adult Humans Can Regenerate Cartilage: Study

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Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

Raised hand holding a gold medal against blue sky.

What Is Gene Doping in Sports, and How Can Experts Detect It?

An MRI image of a human brain, with a glowing red section which indicates a tumor.

Why Are Breast Cancers That Metastasize to the Brain Hard to Treat?

Illustration of a pipette tip releasing a drop with a dollar sign into a test tube on a teal background.

Scientists Find Their Voices to Rally Support for Research

Multimedia

Close up concept art of PCR wells with colorful contents

Improving Cell Therapy Sterility Testing

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Conceptual photograph of connecting the dots in a pathway through route planning.

The Computer-Assisted Retrosynthesis Revolution

Merck
May digest 2025 cover
May 2025, Issue 1

Study Confirms Safety of Genetically Modified T Cells

A long-term study of nearly 800 patients demonstrated a strong safety profile for T cells engineered with viral vectors.

View this Issue
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TaqMan Probe & Assays: Unveil What's Possible Together

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Meet Aunty and Tackle Protein Stability Questions in Research and Development

Meet Aunty and Tackle Protein Stability Questions in Research and Development

Unchained Labs
Detecting Residual Cell Line-Derived DNA with Droplet Digital PCR

Detecting Residual Cell Line-Derived DNA with Droplet Digital PCR

Bio-Rad
How technology makes PCR instruments easier to use.

Making Real-Time PCR More Straightforward

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