physiology, inflammation, neurodegeneration
Alzheimer’s Should be Characterized by Biomarkers: Report
Alzheimer’s Should be Characterized by Biomarkers: Report
Diana Kwon | Apr 10, 2018
A proposed definition of the disease emphasizes signs of neurodegeneration and the presence of β-amyloid and tau, rather than cognitive symptoms.
Macrophages Play a Double Role in Cancer
Macrophages Play a Double Role in Cancer
Amanda B. Keener | Apr 1, 2018
Macrophages play numerous roles within tumors, leaving cancer researchers with a choice: eliminate the cells or recruit them.
Image of the Day: Aging Brain Cells
Image of the Day: Aging Brain Cells
The Scientist Staff | Mar 13, 2018
Scientists identified a gene involved in the age-related deterioration of mouse neural stem cells.
Study Finds No Neurogenesis in Adult Humans’ Hippocampi
Study Finds No Neurogenesis in Adult Humans’ Hippocampi
Ashley Yeager | Mar 7, 2018
Failure to produce evidence of neural precursor cells and immature neurons raises questions about the role of the process in learning and memory.
Prosthetic Retinas Help Blind Mice See
Prosthetic Retinas Help Blind Mice See
Ashley Yeager | Mar 6, 2018
Artificial photoreceptors made of nanowires help restore blind animals’ sensitivity to light.
FDA Report on BPA’s Health Effects Raises Concerns
FDA Report on BPA’s Health Effects Raises Concerns
Ashley Yeager | Feb 28, 2018
The pre-peer review assessment finds the compound has “minimal effects,” but endocrinologists and others say key data have yet to come out.
Nobel Prize–Winning Biologist Dies
Nobel Prize–Winning Biologist Dies
Catherine Offord | Feb 20, 2018
Günter Blobel, known for his work on the signal hypothesis of protein targeting, has died from cancer at age 81.
Researchers Develop Potential Blood Test for Alzheimer’s Disease
Researchers Develop Potential Blood Test for Alzheimer’s Disease
Catherine Offord | Feb 2, 2018
The test uses levels of plasma amyloid-β to estimate the buildup of protein plaques in the brain.
Cellular Senescence in Astrocytes May Play Central Role in Parkinson’s Disease
Cellular Senescence in Astrocytes May Play Central Role in Parkinson’s Disease
Katarina Zimmer | Jan 24, 2018
The elimination of these glia in the mouse brain ameliorated the development of Parkinsonian neuropathologies induced by the pesticide toxin paraquat.  
How Gaining and Losing Weight Affects the Body
How Gaining and Losing Weight Affects the Body
Abby Olena | Jan 17, 2018
Millions of measurements from 23 people who consumed extra calories every day for a month reveal changes in proteins, metabolites, and gut microbiota that accompany shifts in body mass.