Psychology & Psychiatry
Sleep problems can lead to teen depression
New evidence suggests that sleep difficulties, long thought to be a symptom of adolescent depression, might actually come first.
Jul 5, 2022
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Page 22 - News tagged with human systems
Immunology
Boot camp for the immune system: How immune cells learn to discern friend from foe
The human immune system is a nearly perfect defense mechanism. It protects the body from disease-causing bacteria, viruses, and other pathogens. It detects nascent tumors and eradicates them. It cleans up cellular debris ...
Jun 28, 2022
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Neuroscience
Robotic arms connected directly to brain of partially paralyzed man allows him to feed himself
Two robotic arms—a fork in one hand, a knife in the other—flank a seated man, who sits in front of a table, with a piece of cake on a plate. A computerized voice announces each action: "Moving fork to food," and "Retracting ...
Jun 28, 2022
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Diseases, Conditions, Syndromes
Researchers capture new high-resolution view of rabies virus, revealing potential vaccine targets
Rabies virus kills a shocking 59,000 people each year, many of them children. Some victims, especially kids, don't realize they've been exposed until it is too late. For others, the intense rabies treatment regimen is out ...
Jun 17, 2022
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Oncology & Cancer
Exercise amplifies immune attack on pancreatic cancer
Aerobic exercise reprograms the immune system to reduce pancreatic tumor growth and amplify the effects of immunotherapy, a new study finds.
Jun 2, 2022
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Oncology & Cancer
Discovery could lead to better cancer immunotherapy
A type of white blood cell previously known only as a helper in the immune system appears also to be the instigator of the body's defenses against cancerous tumors. The discovery could lead to more effective cancer immunotherapy, ...
May 31, 2022
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Diseases, Conditions, Syndromes
Studies reveal key clues about COVID-19 immunity, immune recall
How does the immune system remember and recognize viral invaders it has encountered in the past? A trio of newly published studies of people infected with SARS-CoV-2, vaccinated against the virus, or both are providing tantalizing ...
May 19, 2022
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Neuroscience
'STING' protein's efforts to clean up brain cell damage may speed Parkinson's disease progress
In studies with mouse and human tissue, as well as live mice, Johns Hopkins Medicine researchers report that a snag in the normal process of cleaning up broken DNA in brain cells may hasten the progression of Parkinson's ...
May 19, 2022
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Diabetes
World's largest islet transplant program celebrates 20 years of changing lives for people with diabetes
After 20 years of perfecting their technique, the team behind the largest islet cell transplant program in the world reports the procedure is a safe, reliable and life-changing treatment for people with hard-to-control diabetes.
May 19, 2022
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Immunology
'Natural immunity' from omicron is weak and limited, study finds
In unvaccinated people, infection with the omicron variant of SARS-CoV-2 provides little long-term immunity against other variants, according to a new study by researchers at Gladstone Institutes and UC San Francisco (UCSF), ...
May 18, 2022
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