Related Science News – Page 123 – Innovita Research

Related Science News

March 11, 2021

Expanded lung cancer screening eligibility would save lives

Reducing the initial screening age and including those with lower smoking exposures would help avert lung cancer-related deaths, according to a new study by the Cancer Intervention and Surveillance Modeling Network, led by a University of Michigan researcher. The modeling study, commissioned by the U.S. Preventive Services Task Force and […]
March 11, 2021

How one patient’s rare mutation helped solve a mycobacterial mystery

Just because you are exposed to a pathogen does not mean you will become sick. Increasingly, scientists have shown that genetics play a central role in determining whether the pathogens that cause a wide range of disease—including influenza, warts, and COVID-19—end up causing serious diseases. The lab of Jean-Laurent Casanova, which has spent 25 […]
March 10, 2021

Upregulation of Autophagy via mTOR Inhibition Reduces Tendon Stem Cell Senescence

One of the more interesting studies of cellular senescence in recent years was the demonstration that topical treatment with rapamycin, an inhibitor of mTOR signaling, over a period of months meaningfully reduced the burden of cellular senescence in the skin of aged individuals, leading to improvement in skin quality. It […]
March 10, 2021

Troubling Trio: Many with Dementia Take Risky Combinations of Medicines

People over 65 shouldn’t take three or more medicines that act on their brain and nervous system, experts strongly warn, because the drugs can interact and raise the risk of everything from falls to overdoses to memory issues. But a new study finds that 1 in 7 people with dementia who […]
March 10, 2021

Not so sweet: increased risk of death among breast cancer patients who drink sugar-sweetened soda

New research from the University at Buffalo suggests that breast cancer patients who drink sugar-sweetened beverages regularly are at increased risk for death from any cause and breast cancer in particular. Compared to women who never or rarely drank non-diet soda, those who reported drinking non-diet soda five times or […]
March 10, 2021

Team discovers new organelle involved in cancer metastasis

Some of Princeton’s leading cancer researchers were startled to discover that what they thought was a straightforward investigation into how cancer spreads through the body — metastasis — turned up evidence of liquid-liquid phase separations: the new field of biology research that investigates how liquid blobs of living materials merge […]
March 10, 2021

New Brain Sensor Offers Answers about Alzheimer's

Scientists at the University of Virginia School of Medicine have developed a tool to monitor communications within the brain in a way never before possible, and it has already offered an explanation for why Alzheimer’s drugs have limited effectiveness and why patients get much worse after going off of them. The […]
March 10, 2021

New Clues about How Night Shift Work Increases Cancer Risk

PNNL bioinformatics experts tease out link to DNA repair signaling Night shift work disrupts the natural 24-hour rhythms in the activity of certain cancer-related genes, making workers more vulnerable to damage to their DNA while at the same time causing the body’s DNA repair mechanisms to be mistimed to deal with […]
March 9, 2021

Physical Exercise and the Resilience of the Brain to Aging

Being active and fit slows the impact of aging on the brain. A diverse set of mechanisms are involved, and, as is often the case in these matters, it is far from clear as to which of these mechanisms are the most important. Fitness helps to maintain the vascular system […]
March 9, 2021

Membrane around tumors may be key to preventing metastasis

For cancer cells to metastasize, they must first break free of a tumor’s own defenses. Most tumors are sheathed in a protective “basement” membrane — a thin, pliable film that holds cancer cells in place as they grow and divide. Before spreading to other parts of the body, the cells […]
March 9, 2021

Cells as computers

Scientists at ETH Zurich are working to develop information-​processing switching systems in biological cells. Now, for the first time, they have developed an OR switch in human cells that reacts to different signals. Biological cells might one day be equipped with artificial genetic programs that work in much the same […]
March 9, 2021

Immune cell implicated in development of lung disease following viral infection

Scientists at Washington University School of Medicine in St. Louis have implicated a type of immune cell in the development of chronic lung disease that sometimes is triggered following a respiratory viral infection. The evidence suggests that activation of this immune cell — a type of guardian cell called a […]
March 9, 2021

Failing to see the wood for the trees may be preventing better cardiovascular outcomes

Managing single risk factors like blood pressure rather than looking at overall risk may be wasting scarce resources in countries where cardiovascular disease (CVD) is on the rise, according to a new study. Researchers looked at country-specific levels of cardiovascular risk, associations with socio-demographic factors and whether WHO guidelines on the […]
March 9, 2021

Engineers Propose Solar-Powered Lunar Ark as "Modern Global Insurance Policy"

The ambitious project aims to preserve humankind – and animal-kind, plant-kind and fungi-kind – in the event of a global crisis. University of Arizona researcher Jekan Thanga is taking scientific inspiration from an unlikely source: the biblical tale of Noah's Ark. Rather than two of every animal, however, his solar-powered […]
March 8, 2021

Lab identifies pathway for treating deadly melanomas

Melanoma is the most aggressive and deadliest form of skin cancer. Effective treatments are elusive because one type of this cancer develops resistance to available inhibitors, and in another type, no effective drug treatment has yet been found. But a promising pathway to effective drug treatment of both types of […]
March 8, 2021

New ‘Split-drive’ System Puts Scientists in the (Gene) Driver Seat

Powerful new genetic engineering methods have given scientists the potential to revolutionize several sectors of global urgency. So-called gene drives, which leverage CRISPR technology to influence genetic inheritance, carry the promise of rapidly spreading specific genetic traits throughout populations of a given species. Gene-drive technologies applied in insects, for example, […]
March 8, 2021

Why children are more immune to COVID-19?

COVID-19 has been with us for more than a year already. But do you remember how little we knew about it just one year ago? We didn’t know what this viral disease can do to children. It turned out, they are more immune to COVID-19 than adults are. But why? […]
March 8, 2021

For breakthroughs in slowing aging, scientists must look beyond biology

Incorporating social and behavioral factors alongside biological mechanisms is critical for improving aging research, according to a trio of studies by leading social scientists. A trio of recent studies highlight the need to incorporate behavioral and social science alongside the study of biological mechanisms in order to slow aging. The […]
March 8, 2021

Scientists are learning to listen to the clock plants use to keep time

Human population in the world is growing. And we will need to feed all these people. How can we do that without limited resources and farming capabilities, not putting even more damage on the wildlife. Scientists at the University of Melbourne have put their ears on the clock the plants […]
March 8, 2021

Study shows vast potential of genomics-driven medicine approaches

Using cellular genomics, Garvan-led researchers have uncovered new links between DNA variants and cell gene activity. Researchers led by the Garvan Institute of Medical Research have made a crucial step forward in the understanding of how our own DNA information influences our personal disease risk, thanks to cutting-edge cellular genomics […]
March 8, 2021

Researchers aim to end chronic pain in MS patients by finding its starting point

A newly announced grant from the MS Society is helping researchers at the University of Alberta to better understand the underlying cause of chronic pain that afflicts an estimated half of people with multiple sclerosis, and how to eradicate it. Bradley Kerr and his team are looking in particular at the peripheral nervous […]
March 8, 2021

Rapid 3D printing method moves toward 3D-printed organs

It looks like science fiction: A machine dips into a shallow vat of translucent yellow goo and pulls out what becomes a life-sized hand. But the seven-second video, which is sped-up from 19 minutes, is real. The hand, which would take six hours to create using conventional 3D printing methods, […]
March 8, 2021

Deep Immune Profiling Shows Significant Immune Activation in Children with MIS-C

Taking the first deep dive into how the immune system is behaving in patients with multisystem inflammatory syndrome in children (MIS-C), researchers at Children’s Hospital of Philadelphia (CHOP) and the Perelman School of Medicine at the University of Pennsylvania have found that children with this condition have highly activated immune […]
March 8, 2021

COVID-19 can kill heart muscle cells, interfere with contraction

Study reveals details of how coronavirus infects heart; models of tissue damage may help develop potential therapies. Since early in the pandemic, COVID-19 has been associated with heart problems, including reduced ability to pump blood and abnormal heart rhythms. But it’s been an open question whether these problems are caused […]
March 8, 2021

International team suggests revisiting 14-day limit on human embryo research for potential health and fertility benefits

An international team of bioethicists and scientists, led by a researcher at Case Western Reserve University, contends it may be justified to go beyond the standing 14-day limit that restricts how long researchers can study human embryos in a dish. Going beyond this policy limit could lead to potential health […]
March 8, 2021

AI and Alzheimer's Disease

New treatments for Alzheimer’s disease are desperately needed, but numerous clinical trials of investigational drugs have failed to generate promising options. Now, a team at Harvard Medical School and Massachusetts General Hospital has developed an artificial intelligence-based method to screen currently available medications as possible treatments for Alzheimer’s disease. The method could […]
March 8, 2021

Concussion Consequences

Concussion linked to short- and long-term risk for overall health. While chronic neurological effects from concussion have been widely studied, little is known about possible links between concussion and long-term medical and behavioural comorbidities. A retrospective analysis published in the Journal of Neurotrauma found that people who had a concussion also […]
March 6, 2021

What is Known of the Interaction of Cancer Stem Cells and Tumor Associated Macrophages

Cancers subvert the immune system in order to survive, but also to accelerate their growth. Macrophages are a part of the innate immune system, and have roles in wound healing. They become engaged by a tumor; tumor-associated macrophages assist in the rampant growth of tumor cells by supporting them in […]
March 6, 2021

Poor-quality carbohydrates in your diet are increasing the risk of heart disease and death

Have you been eating well during the lockdown? It is likely that you’ve been ordering a lot of junk food, which is not only making you overweight – it is also slowly killing you. Scientists at the University of Toronto found that consuming lots of poor-quality carbohydrates increases the risk […]
March 6, 2021

Original Error: When does a cancer first arise?

There is no stronger risk factor for cancer than age. At the time of diagnosis, the median age of patients across all cancers is 66. That moment, however, is the culmination of years of clandestine tumor growth, and the answer to an important question has thus far remained elusive: When […]