Cilia are evolutionarily conserved, microtubule-based organelles that project from the surface of most eukaryotic cells and play a central role in sensing ...

Millions of people worldwide are diagnosed with cancer every year. In advanced tumor diseases, cancer cells detach from the ...

That’s only one problem. Your immune system also has an adaptive system of specialized immune cells and antibodies that attack and destroy invading microbes. This system remembers what those intruders ...

In 1982, cartoonist Gary Larson published a now-iconic Far Side comic entitled Cow Tools. In it, a cow stands proudly beside ...

Every time our body encounters a new disease-causing agent, a crucial defense system called adaptive immunity comes into play ...

There are hundreds of cell types in the human body, each with a specific role spelled out in their DNA. In theory, all it ...

A new kind of microscope is giving scientists a way to watch life inside cells with a clarity that feels almost unfair. Instead of choosing between seeing big structures or tiny particles, researchers ...

The image shows a metaphase spindle in a human ovarian cancer cell, surrounded by interphase cells. Microtubules are color-coded according to imaging depth, and chromosomes are shown in gray. Most ...

Cells are the basic unit of life and come in many different sizes and shapes. In animals, cell size is exquisitely matched to cell function: the smallest cells (such as red blood cells and sperm) shed ...