Immunology

T cells and aging: Unraveling the complexities of lifespan

Aging significantly impacts the immune system, notably through the involution of the thymus, which reduces T cell production. This decline weakens immune responses, making older adults more susceptible to infections and diseases. ...

Oncology & Cancer

Study identifies two critical genes in pancreatic tumors

University of Toronto researchers have identified two genes that play a critical role in tumor growth in the pancreas—findings that have significant implications for understanding and treating pancreatic cancer.

Oncology & Cancer

Researchers uncover how colorectal cancer cells colonize the liver

In cases where cancer is fatal, 9 out of 10 times the culprit is metastasis. This is when the primary tumor has sent out cells, like seeds, and invaded other organs of the body. While medicine has made great progress in treating ...