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DNA: Past to Present

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L'Histoire de l'ADN 

A Brief History of Stem Cells

A timeline spanning more than 60 years of stem cell research.

Will Gene Therapy Cure Cancer?

Jonathan Strickland walks through the process of human gene therapy, reveals it's exciting potential, and questions the ethics of genetic modification and altering DNA.

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Engineered E. Coli: Diagnostic & Therapeutic Tools

In this animation, see an example of how genetically engineered microbes being developed by researchers at the Wyss Institute could detect and treat a wide range of gastrointestinal illnesses and conditions.

Tumor Immunology and Immunotherapy

Tumor cells are sensed and destroyed by cells of the immune system and they can evolve to evade immune-mediated elimination. Scientists are developing new immunotherapies that help the immune system to "fight back" — the animation created by Nature Reviews Cancer and Nature Reviews Immunology explains how these exciting new drugs work.

How Bacteria Make a Grappling Hook for Propulsion

Many bacteria, including important pathogens, move by projecting grappling-hook-like extensions called type IV pili from their cell bodies. After these pili attach to other cells or objects in their environment, the bacteria retract the pili to pull themselves forward.

Why Are People Allergic to Peanuts?

Eating a peanut butter and jelly sandwich could be potentially fatal for 1 to 2 percent of the global population. What makes peanut allergies so lethal, and why is the number of peanut-allergy sufferers on the rise?

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