Within this understanding, we can think about the immune system as a living guardian that protects and regulates an individual’s internal balance and connection to the wider world.

Key Takeaways TIL therapy uses a patient's immune cells to target cancer, offering a novel treatment for advanced melanoma after anti-PD-1/PD-L1 therapy failure. The FDA approved Amtagvi (lifileucel) ...

Key TakeawaysKey Takeaways Wildfire smoke alters the immune system on a cellular level People have changes in immune cells and markers for inflammation Dozens of genes related to allergies and ...

TUESDAY, July 1, 2025 (HealthDay News) —Exposure to wildfire smoke might make some people more likely to fall ill by altering their immune systems, a new study says.

The filoviruses Ebola and Marburg use several different and effective mechanisms to both evade and battle the immune system. This Review explores recent findings in the filovirus–host-defence ...

Nana Tao, Qingru Sun, Yuyuan Ying, Yitao Wang, Jianli Gao, Dermal T cell immunity and key regulatory signaling pathways: Implications in immune-mediated alopecia and hair regeneration, Genes ...

Credit: Cell (2025). DOI: 10.1016/j.cell.2025.05.032 The innate immune system is the body's first line of defense against pathogens and foreign substances.

The immune system consists of a vast number of cells, tissues, and messengers—for example, cytokines—that play a key role in the protection of the body against infection and in healing after injury.

Immune tolerance in peripheral CD4 + T cells is cooperatively regulated by PD-1 and CD73 A healthy immune system is tolerant to self-antigens while maintaining responsiveness to foreign threats.

3. Clean proteins Protein-rich foods like wild-caught salmon, organic tofu, grass-fed beef, pasture-raised eggs, and poultry ...