Immunology

Keeping a lid on inflammation

Regulatory T cells (Treg cells) are part of the system of checks and balances that prevents the immune response from going overboard and causing autoimmune disease. Although critically important for shaping the immune response ...

Biomedical technology

Tiny wireless implant detects oxygen deep within the body

Engineers at the University of California, Berkeley, have created a tiny wireless implant that can provide real-time measurements of tissue oxygen levels deep underneath the skin. The device, which is smaller than the average ...

Medical research

Sensor chip for monitoring tumors

A chip implant may soon be capable of monitoring tumors that are difficult to operate on or growing slowly. Medical engineers at Technische Universitaet Muenchen have developed an electronic sensor chip that can determine ...

Immunology

Immune cells, 'macrophages' become activated by body temperature

Macrophages playing an important role in the immune system eat and fight against pathogens and foreign substances in the very beginning of infection. In this condition, macrophages produce reactive oxygen species for sterilization. ...

Oncology & Cancer

A cancer treatment with built-in light

Therapies should be highly effective and as free as possible of side effects—a big challenge, particularly in the case of cancer. A Chinese research team has now developed a novel form of photodynamic tumor therapy for ...

Inflammatory disorders

Researchers report inflammation suppression process

Inflammation needs energy An important source for this energy is oxygen, which is indispensable for the cells of the immune system to work properly. Oxygen is an essential element required for cells to survive, but it also ...

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