Blue balls in the shape of a brain fit inside a drawing of a male person in profile, and pink balls in the shape of a brain fit inside of a drawing of a female person in profile, representing sex differences in the brain.
| 5 min read
Female and male brains are very similar, but on the level of molecular mechanisms, clear sex differences emerge, revealing paths to develop targeted drugs.

estrogen

3D illustration of a neuron synapse, with yellow glowing neurotransmitters crossing the gap. Green spheres representing a ligand are bound to one synapse.

Female Sex Hormones Reduced Fentanyl Use in Rats

Middle aged woman sitting on a sofa, holding her knee in pain.

Bone-Building Hormone Identified in Lactating Mice 

Artist’s rendition of a neuron silhouetted against a glowing red background.

SNO-y Protein Levels Help Explain Why More Women Develop Alzheimer’s

neurological disorder, brain disease, Q&A, Alzheimer's disease, Parkinson's disease, multiple sclerosis, motor neuron disease, neurodegeneration, blood-brain barrier, sex

Sex of Human Cells Matters in Studying Neurological Disease

Monthly Contraceptive Pill Shows Promise in Pig Study

Endocrinologist Ann Nardulli Dies

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Light’s Dark Side

Bodybuilders Take Breast Cancer Drug

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Kirsty Wright is searching for evidence in a missing persons investigation. She is wearing a blue shirt and glasses. Behind her is dense vegetation and police procedural tape.

How a Forensic Biologist Exposed a DNA Lab Scandal That Shook Australia

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Universe 25 Experiment

Hands holding an older woman’s hands.

One Gene Influences 75 Percent of Alzheimer’s Disease Cases

A picture of Rohita Roy, a postdoc at Stanford University.

Postdoc Portrait: Rohita Roy

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From Data to Discovery: Omics in Therapeutic Innovation

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Exploring Organoids for Disease Modeling Research

February 2026

A Stubborn Gene, a Failed Experiment, and a New Path

When experiments refuse to cooperate, you try again and again. For Rafael Najmanovich, the setbacks ultimately pushed him in a new direction.

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Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

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Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

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Maximizing Cancer Research Model Systems

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Beckman Coulter Life Sciences Partners with Automata to Accelerate AI-Ready Laboratory Automation

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Refeyn named in the Sunday Times 100 Tech list of the UK’s fastest-growing technology companies