Even months after the initial diagnosis of Covid -- caused by the SARs-CoV-2 virus -- millions of people worldwide suffer from its ongoing effects. Cognitive impairment and fatigue are the most ...

T cells are white blood cells that are important for adaptive ... These receptors allow T cells to sense and respond to diverse types of infection. CD8 + T cell exhaustion is defined by a unique ...

Hematopoietic (hee-MA-toh-poy-EH-tik) stem cells (usually just called stem cells) grow into all types of blood cells. The white blood cells fight infection, red blood cells carry oxygen, and platelets ...

Higher levels of leukocytes -- a form of white blood cell -- are associated with more severe symptoms of long COVID among ...

Let’s understand the rare blood disorders and its types and treatment ... characterized by the destruction of red blood cells, white blood cells, and platelets due to the absence of certain ...