Latest Proceedings of the National Academy of Sciences Stories
By detailing a process required for repairing DNA breakage, scientists at the Duke Cancer Institute have gained a better understanding of how cells deal with the barrage of damage that can contribute to cancer and other diseases.
When faced with uncertain situations, people are less able to make decisions as they age.
The amount of raw materials needed to sustain the economies of developed countries is significantly greater than presently used indicators suggest.
The onset of the Great Recession and, more generally, deteriorating economic conditions lead mothers to engage in harsh parenting, such as hitting or shouting at children.
UC Davis researchers have identified how and where in the genome a cancer chemotherapy agent acts on and 'un-silences' the epigenetically silenced gene that causes Angelman syndrome, a rare neurodevelopmental disorder characterized by severe intellectual disability, seizures, motor impairments, and laughing and smiling.
UC San Francisco researchers have found a way to knock down cancers caused by a tumor-driving protein called “myc,” paving the way for patients with myc-driven cancers to enroll in clinical trials for experimental treatments.
A collaboration of biologists, engineers, and material scientists at Brown University has found that jagged edges of graphene can easily pierce cell membranes, allowing graphene to enter the cell and disrupt normal function.
Knowing virtually everything about how the body’s cells make transitions from one state to another – for instance, precisely how particular cells develop into multi-cellular organisms – would be a major jump forward in understanding the basics of what drives biological processes.
For patients managing cancer and other chronic health issues, painkillers such as morphine and Vicodin are often essential for pain relief.
Females play a larger role in determining paternity than previously thought.
The Proceedings of the National Academy of Sciences of the United States of America (PNAS) is a peer-reviewed scientific journal established in 1914 as the official journal of the US National Academy of Sciences. The first managing editor of the journal was mathematician Edwin Bidwell Wilson. As of May 2012, the editor-in-chief is Inder M. Verma. PNAS is published weekly in print, and daily online in PNAS Early Edition. The first issue of PNAS was published in 1915, and the journal...
- In medieval musical notation, a sign or neume denoting a shake or trill.