RNA is usually portrayed as a molecule that works deep inside the cell, helping to turn genetic information into proteins.

A T cell count is a blood test that measures the number of T cells in your body. T cells are a type of white blood cell called lymphocytes. These cells fight off diseases. The two categories of ...

Many biological processes are regulated by electricity-from nerve impulses to heartbeats to the movement of molecules in and ...

One of the fundamental biological processes in life is the cell cycle leading from DNA replication to cell division. While it has been studied for decades and our knowledge has matured, sophisticated ...

What keeps our cells the right size? Scientists have long puzzled over this fundamental question, since cells that are too ...

Researchers discovered that a long-misunderstood protein plays a key role in helping chromosomes latch onto the right “tracks” during cell division. Instead of acting like a motor, it works more like ...

Doctors may carry out blood tests, prenatal screenings, and various other tests to assess a person’s symptoms and diagnose sickle cell anemia. Sickle cell anemia is a blood disorder that affects ...

What Is Mantle Cell Lymphoma? Mantle cell lymphoma is a cancer of white blood cells, which help your body fight infections. You may hear your doctor call your condition a type of "non-Hodgkin's ...

Acute lymphocytic leukemia (ALL) is a type of cancer that affects your blood and bone marrow. According to the National Cancer Institute, B-cell acute lymphoblastic leukemia is the most common type of ...

Cell phones can make life easier in many ways. But you may worry that using a cell phone can raise your risk of cancer. Scientists have been studying this question since more and more people started ...