Red blood cells are important mediators of the innate immune system. Depending on the cellular environment, these cells either activate the immune system or maintain the system in a dormant state ...

The initial storage temperature of whole blood determines which components can be produced from it (Figure 1). Because platelet function rapidly deteriorates at 4°C, whole blood must be processed ...

Here’s what blood clots are, how they’re typically treated and what they actually feel and look like so you can know when it's time to worry.