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A nine-day-old human embryo, with specific proteins and cellular structures colorized.

Real-Time Recording of Human Embryo Transplantation Offers Infertility Insights

Illustration of cell division and regeneration, symbolizing cellular repair and wound healing.

Cells Sense Tissue Curvature To Heal Wounds

A model illustrating the different layers of blood vessels, which are aged during COVID infection.

COVID Infection Ages Blood Vessels by Five Years

A Fading Sense of Smell May Be the Earliest Sign of Alzheimer's Disease

Scientists Take First Step to Creating Human Eggs and Sperm in Lab

Scientists Discover Dementia-Like Behavior in Pre-Cancerous Cells

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An old woman smiles slightly, accentuating the wrinkles and aging lines in her skin.

Factors in Young Blood Serum Plus Bone Marrow Cells Rejuvenate Skin

New research shows that components in young human blood serum can help restore youthful properties to skin, but only when bone marrow cells are also present.

A macrophage, it's distended shape filled with molecules, illustrating the mechanisms behind its response to pathogens.

How Macrophages Switch Into Attack Mode

Researchers have mapped the molecular mechanisms behind macrophage activation in response to pathogens over time, identifying the key regulators behind immune responses.

A strand of RNA coils across the image.

Molecular Drivers of Cellular Differentiation Identified

Researchers have used a new RNA sequencing technology to uncover molecular drivers of cellular differentiation that could lead to better regenerative therapies.

A cell with a nucleus and rippling proteins within it, illustrating regulators of autophagy.

Key Regulator of Autophagy Discovered

Researchers have found an important “switch” regulating autophagy, which could lead to ways to treat dementia, ALS and cancer.

Bacteria in the gut, which release palmitic acid in response to a high-fat diet.

Palmitic Acid From Gut Bacteria Increases Blot Clot Risk

Researchers have shown how a high-fat diet increases palmitic acid release from gut bacteria, in turn increasing blood clot risk.

Mouse fat cells filled with lipid droplets (green).

CRISPR Uncovers Hidden Microproteins That Could Help Treat Obesity

Salk Institute scientists are looking for a new treatment strategy in microproteins, an understudied class of molecules found throughout the body that play roles in both health and disease.

Outline of human made from white molecules on pink/purple gradient background.

The Science Behind Sex Differences in Health and Immunity

Scientists have examined how genetics, sex hormones and environmental factors come together to shape the immune system.

Seven West Nile Virus particles infect a human cell.

Cells Shut Down Their Metabolism To Survive Viral Infection

New research has detailed the mechanics of how and when cells "go dark" after infection with West Nile virus, challenging widely held ideas about cells’ antiviral defenses.

A plastic model of a human heart on a silver stand, the complex structures of the heart muscle visible.

How the Heart Develops Its Complex Structure

Researchers have examined the early stages of heart development, showing how complex meshes of muscle grow to form a complex 3D pump structure.

Red blood cells, which have recently been shown to play a surprising role in blood clot formation.

Red Blood Cells Play a Surprising Role in Blood Clotting

Red blood cells, long thought to be passive bystanders in the formation of blood clots, actually play an active role in helping clots contract.

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