An SOS signals a call for immediate action during an emergency to request a need for protection. The immune system, a network of defense mechanisms, enhances protection to recover the body's internal ...

To fight off viral and bacterial invaders, immune cells known as lymphocytes generate antibodies that specifically recognize and bind to these invaders, neutralizing them directly or marking them for ...

Epstein-Barr virus (EBV) infection is known to convert resting B lymphocytes into immortal cells that continuously multiply, leading to posttransplant lymphoproliferative disorder (PTLD). Researchers ...

Colorized scanning electron micrographs of a B and T lymphocyte shown with a fluorescent microscopy image of the previously unseen "X lymphocyte," which is a hybrid of the other two immune cells.

High neutrophils and low lymphocytes can mean your body is under severe stress or fighting an infection. The neutrophil-to-lymphocyte ratio (NLR) helps doctors understand how sick you are and what ...

The transcription factors encoded by the E2A gene are critical for the initiation of B cell development in the bone marrow. In the early Edition of the Proceedings of the National Academy of Science s ...

Fan pattern A, so-called classical B-cell-rich nodular pattern: Clusters of single LP cells are embedded within enlarged follicles/nodules predominantly composed of small B-cells. Reactive T-cells are ...

Monoclonal B-cell lymphocytosis (MBL) is a condition in which a person has an excessive amount of abnormal B cells, which are a type of white blood cell known as lymphocytes. The number of abnormal B ...

Chronic lymphocytic leukemia (CLL) affects cells that become lymphocytes. Monitoring the number of lymphocytes in the blood is important for many aspects of this form of cancer. A healthy adult ...

In a recent study posted to the bioRxiv* preprint server, researchers evaluated the BNT162b2 coronavirus disease 2019 (COVID-19) messenger ribonucleic acid (mRNA) vaccine (antigen)-specific immune ...