Science News
Cancer models created by mechanical engineers offer new insight into tumor growth
Science Daily - 14 Jan 2021 22:40
Engineers have developed in vitro -- in the lab -- lymphatic vessel model to study the growth of tumor emboli, collections of tumor cells within vessels that are often associated with increased metastasis and tumor recur...
The role of T cells in fighting cancer
Science Daily - 15 Jan 2021 01:40
Why do some hosts' immune systems reject tumors easily, while others have a harder time doing so? It depends on the types of the immune cells known as CD8 T cells and how a host's specific T cells match up with the neoan...
Metformin use reduces risk of death for patients with COVID-19 and diabetes, study finds
Science Daily - 15 Jan 2021 01:40
Use of the diabetes drug metformin -- before a diagnosis of COVID-19 -- is associated with a threefold decrease in mortality in COVID-19 patients with Type 2 diabetes, according to a new study. Diabetes is a significant ...
COVID-19 reduced U.S. life expectancy, especially among Black and Latino populations
Science Daily - 15 Jan 2021 01:39
A new study finds that due to COVID-19 deaths last year, life expectancy at birth for Americans will shorten by 1.13 years to 77.48 years -- the largest single-year decline in life expectancy in at least 40 years.
Researchers discover new inhibitor drug combination for rare form of cancer
Science Daily - 15 Jan 2021 01:39
Researchers took the novel approach of targeting specific cell proteins that control DNA information using inhibitors, or drugs, that were effective in reducing the growth of the Waldenström macroglobulinemia cancer cel...
SARS-CoV-2 antibody test helps select donor blood samples for therapeutic use
Science Daily - 15 Jan 2021 01:39
Researchers have developed and applied a robust, versatile antibody test to assist health authorities in managing the coronavirus disease 2019 (COVID-19) pandemic, according to a new study.
Even skin shielded from the sun accumulates genomic DNA changes from UV light
Science Daily - 15 Jan 2021 01:39
For the first time, scientists have measured the different types of genomic DNA changes that occur in skin cells, finding that mutations from ultraviolet (UV) light is especially common, but Black individuals have lower ...
Model analyzes how viruses escape the immune system
Science Daily - 15 Jan 2021 01:39
MIT researchers have devised a way to computationally model viral escape, using models that were originally developed to model language. The model can predict which sections of viral surface proteins, including those of ...
Flip the script: Cardiac rehabilitation is underused, but a simple change could fix that
Science Daily - 15 Jan 2021 01:39
Making doctors opt out from prescribing cardiac rehabilitation instead of opting in increased referrals by roughly 70 percent
Toadlet peptide transforms into a deadly weapon against bacteria
Science Daily - 15 Jan 2021 01:38
Researchers have discovered remarkable molecular properties of an antimicrobial peptide from the skin of the Australian toadlet. The discovery could inspire the development of novel synthetic drugs to combat bacterial in...
Keeping the costs of superconducting magnets down using ultrasound
Phys.org - 15 Jan 2021 01:24
Superconductivity already has a variety of practical applications, such as medical imaging and levitating transportation like the ever-popular maglev systems. However, to ensure that the benefits of applied superconducto...
Researchers conduct security analysis and improve quantum random number generation
Phys.org - 15 Jan 2021 01:19
Recently, the research team led by academician GUO Guangcan from the University of Science and Technology of China of the Chinese Academy of Sciences has made security analysis and improvement of source independent quant...
Memory May Be Preserved in Condition With Brain Changes Similar to Alzheimer's Disease
Neuroscience News - 15 Jan 2021 01:08
While 40% of people with primary progressive aphasia have underlying Alzheimer's disease, a new study suggests they may not develop the memory problems associated with Alzheimer's.
Mystery of massive, train-stopping millipede swarms solved
Live Science - 14 Jan 2021 23:52
For over a century, hundreds to thousands of poisonous millipedes have swarmed train tracks in the thick, forested mountains of Japan, forcing trains to grind to a halt
Stash of late medieval gold coins discovered on a farm in Hungary
Live Science - 14 Jan 2021 23:38
In the 16th century, an attack from the Ottoman Empire may have prompted panicked Hungarians to bury a stash of valuable silver and gold coins.
New state of matter in one-dimensional quantum gas
Phys.org - 14 Jan 2021 23:00
As the story goes, the Greek mathematician and tinkerer Archimedes came across an invention while traveling through ancient Egypt that would later bear his name. It was a machine consisting of a screw housed inside a hol...
Population density and virus strains will affect how regions can resume normal life
Science Daily - 14 Jan 2021 22:40
As a new, apparently more transmissible version of the virus that causes COVID-19 has appeared in several countries, new research finds that the transmissibility of viral strains and the population density of a region wi...
Reverse engineering 3D chromosome models for individual cells
Science Daily - 14 Jan 2021 22:40
A new computational technique that uses heat map data to reverse engineer highly detailed models of chromosomes and researchers have uncovered new information about the close spatial relationships that chromatin folding ...
NASA Will Choose One of These 3 Landers to Send Americans Back to the Moon
Singularity Hub - 14 Jan 2021 22:33
America's going back to the moon. It's been over 50 years since the Apollo missions, when Neil Armstrong and Buzz Aldrin became the first people to walk on the moon in 1969. Both NASA and the current administration have ...
Feces and algorithms: Artificial Intelligence to map our intestinal bacteria
Science Daily - 14 Jan 2021 22:01
The intestines and their bacteria are sometimes called our 'second brain', but studying these bacteria in their natural environment is difficult. Now researchers have developed a method that uses artificial intelligence ...
Biochemical pathway that protects cells from ferroptosis discovered
Science Daily - 14 Jan 2021 22:01
In an article published in Cell Metabolism, Moffitt Cancer Center researchers report on a newly discovered biochemical pathway that protects cells from a type of cell death called ferroptosis.
Physical frailty syndrome: A cacophony of multisystem dysfunction
Science Daily - 14 Jan 2021 22:01
Aging experts synthesize converging evidence that the aging-related pathophysiology underpinning the clinical presentation of phenotypic frailty is a state of lower functioning due to severe dysregulation of the complex ...