Entamoeba histolytica infects nearly 50 million people each year and kills around 70,000. It’s a shape-shifting parasite that ...

Basophils are white blood cells that the bone marrow makes. They play a role in a healthy immune system. Having more or less basophils than usual may be a sign of inflammation, hyperthyroidism, or ...

But in the wrong place, immune cells like neutrophil granulocytes can cause damage. If these white blood cells infiltrate ... the movement of cells under the microscope—one sample at a time.

Scientists have revealed how a parasite that affects millions of people every year evades our immune defenses.

"It can kill anything you throw at it, any kind of human cell," said Katherine Ralston, an associate professor in the Department of Microbiology and Molecular Genetics. E. histolytica can even evade ...