REM sleep may help the brain forget, Scientists identified neurons in mice that are involved in actively forgetting memories during dream sleep.

---

How cancer vesicles breach the blood-brain barrier Small particles from cancer cells called extracellular vesicles cross the blood-brain barrier to make the brain more hospitable to metastatic tumors.

---

Disrupting host protein blocks enterovirus infections in mice Researchers found a host protein that enteroviruses, which cause many cases of the common cold as well as more serious diseases, need to replicate.

---

Popular Stories

• How brown fat improves metabolism
• Gene identified in people who need little sleep
• High sugar intake worsens autoimmune disease in mice
• Aspirin use may be widespread despite new guidelines
• Blood test may detect myalgic encephalomyelitis/chronic fatigue syndrome