abby olena

Abby Olena, PhD

As a freelancer for The Scientist, Abby reports on new developments in life science for the website. She has a PhD from Vanderbilt University and got her start in science journalism as the Chicago Tribune’s AAAS Mass Media Fellow in 2013. Following a stint as an intern for The Scientist, Abby was a postdoc in science communication at Duke University, where she developed and taught courses to help scientists share their research. In addition to her work as a science journalist, she leads science writing and communication workshops and co-produces a conversational podcast. She is based in Alabama.  

Articles by Abby Olena, PhD

A section of a mouse distal colon showing luminal contents with bacteria in magenta, the mucus lining (green) and the epithelial cell barrier of the gut (blue, right).

Mapping the Neighborhoods of the Gut Microbiome

Photo of lab-grown chicken from Eat Just, Inc.

Cultured Meat Advances Toward the Market

An illustration shows circular red blood cells running into a yellow cholesterol blockage in a transverse section of an artery on a blue and purple background

Genetic Variant Discovered in Amish Protects from Heart Disease

The lungfish has a beige face and grey spotted body with a darker tail fin, as well as four long, spindly appendages. It is on a white background.

Lungfish Cocoons Are Alive, Sort Of

Rounded red and green fluorescent cells are visible on a light and dark gray background

Neurons Firing Together Generate Spontaneous Pain

A black and brown ant stands over various sizes of whitish purple, oval shaped larvae and yellow, oblong eggs

A Single Transcription Factor Changes Ants to Queens

An artist's rendition of an RNA molecule in light blue on a dark blue background

Same RNA Acts in Neurodegeneration and Cancer

Red blood cells are pictured in grayscale on a gray background

Red Blood Cells Activate Innate Immune System

The head of a tadpole is pictured. Its eye is black, but the rest of its head is various shades of green

Scientists Use Photosynthesis to Power an Animal’s Brain

A brown tick is shown from above as it climbs a green blade of grass

Bacterial Symbionts Tell Ticks When to Eat

A view of the nucleus of a cell with DNA in blue, RNA in pink, and associated proteins in yellow and purple

DNA Methylation Influences Replication and Genome Organization

One white mouse with red eyes runs on a blue exercise wheel, while another mouse stands with front paws on the wheel

Serious Infections Linked to Autism: Study

A multicolored section of a fruit fly brain

Tumors Disrupt the Blood-Brain Barrier at a Distance

Six primates eat leaves

Umami Taste Receptor Evolved with Primates’ Diets

Watercolor coronaviruses in green, red, blue, and purple are layered above an abstract background of watercolor swashes

Plenty of Evidence for Recombination in SARS-CoV-2

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3D illustration of a gold lipid nanoparticle with pink nucleic acid inside of it. Purple and teal spikes stick out from the lipid bilayer representing polyethylene glycol.
February 2025, Issue 1

A Nanoparticle Delivery System for Gene Therapy

A reimagined lipid vehicle for nucleic acids could overcome the limitations of current vectors.

View this Issue
Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

Considerations for Cell-Based Assays in Immuno-Oncology Research

Considerations for Cell-Based Assays in Immuno-Oncology Research

An illustration of animal and tree silhouettes.

From Water Bears to Grizzly Bears: Unusual Animal Models

Sex Differences in Neurological Research

Sex Differences in Neurological Research

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Tecan introduces Veya: bringing digital, scalable automation to labs worldwide

Explore a Concise Guide to Optimizing Viral Transduction

A Visual Guide to Lentiviral Gene Delivery

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Inventia Life Science Launches RASTRUM™ Allegro to Revolutionize High-Throughput 3D Cell Culture for Drug Discovery and Disease Research

An illustration of differently shaped viruses.

Detecting Novel Viruses Using a Comprehensive Enrichment Panel

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