Cost saving laser-based process for manufacturing free-form optics

There is a growing demand for non-spherical glass optics. Currently, these optical elements - for example lenses for cameras or multifocal...

When the immune system defeats HIV

Experts at Johns Hopkins report compelling evidence that some asymptomatic people with HIV and remain symptom free without treatment do so because of a strong immune system.

Organ rejection culprit identified

When a mouse's immune system is deciding whether to reject a skin graft, one powerful member of a molecular family can help the graft survive.



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