CD4 T helper cells are a type of white blood cell called a lymphocyte that serves an important role in your immune system. These cells help defend the body against infection by directing other "killer ...

Cell signalling is the mechanism by which stimuli are transmitted via a signalling cascade to effector molecules that orchestrate the appropriate response. Types of cell signalling pathways ...

1 seed in the NFC. Those hoping to see the Lions, who toppled the Green Bay Packers with a walk-off field goal on Thursday night, extend their lead in the division and conference races had a ...

The NFC North is the best division in football, and the Eagles have won nine straight games, as well. After Sunday’s games, with the Eagles hanging on against the Carolina Panthers and the ...

The Chiefs already have the second-longest streak of consecutive division titles in NFL history after surpassing the 1970s Los Angeles Rams last year. But they still need to win three more in a ...

As women age, they produce an increasing number of “killer” immune cells, which hunt down and destroy infected cells. This discovery, and the fact that the same isn’t true of men ...

During mitosis, as cells repair and replace themselves ... of DNA before cell division followed by stages of cell division: prophase, metaphase, anaphase, and telophase. See Table 1 for a review ...

Geir Pedersen told the Security Council the country faced grave risk of further division that was in no Syrian’s interest. “As I brief you today, a vast swathe of territory has come under the control ...

It says a lot for Lawrence. 2. Otherwise, just another day in the AFC South – pretty clearly the league’s worst division, its futility why a team like the Tennessee Titans (3-9), who were ...

Cosmopolitan, Esquire, Good Housekeeping, Men's Health, Popular Mechanics, Town & Country, and Harper's Bazaar are among the titles the division of Hearts Communications publishes. Affected employees ...