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Hydrogen peroxide-producing drug boosts cancer-killing effect of radiotherapy

A small drug molecule that appears to protect normal tissue from the damaging effects of radiation, may simultaneously be able to boost the cancer-killing effect of radiation therapy, according to a new study......»»

Category: biomedSource:  sciencedailyMay 14th, 2021

The electron merry-go-round: Researchers find new mechanism for classical behavior of many-particle quantum systems

Photoemission is a property of metals and other materials that emit electrons when struck by light. Electron emission after light absorption was already explained by Albert Einstein. But since this effect is a highly complex process, scientists have.....»»

Category: topSource:  physorgRelated News9 hr. 42 min. ago

How do social media influence ethnic polarization?

Those who deactivated their Facebook profiles report a lower regard for other ethnic groups, and this effect was more prevalent among people living in more ethnically homogenous areas, shows a new study of users in Bosnia and Herzegovina (BiH). The f.....»»

Category: topSource:  physorgRelated NewsJun 14th, 2021

YouTube bans election, alcohol and prescription drug ads from its masthead

YouTube is banning several types of advertisers from one of the most prominent spots on its homepage......»»

Category: topSource:  cnnRelated NewsJun 14th, 2021

Marvel’s Guardians of the Galaxy puts a superhero spin on Mass Effect

Square Enix unveiled marvel's Guardians of the Galaxy at E3 and it borrows several ideas from Mass Effect......»»

Category: topSource:  digitaltrendsRelated NewsJun 13th, 2021

Three experts resign as FDA advisers over approval of Alzheimer’s drug

One former adviser accused the FDA of presenting “slanted” questions to committee. Enlarge / The Food and Drug Administration headquarters in White Oak, Maryland. (credit: Getty | Congressional Quarterly) Fallout continues from the Food an.....»»

Category: topSource:  arstechnicaRelated NewsJun 13th, 2021

Three experts resign as FDA advisors over approval of Alzheimer’s drug

One former advisor accused the FDA of presenting “slanted” questions to committee. Enlarge / The Food and Drug Administration headquarters in White Oak, Maryland. (credit: Getty | Congressional Quarterly) Fallout continues from the Food an.....»»

Category: topSource:  arstechnicaRelated NewsJun 11th, 2021

Third Member of US FDA Advisory Panel Resigns Over Alzheimer"s Drug Approval

A third member of a panel of outside advisers to the U.S. Food and Drug Administration has resigned in protest over the agency's decision to approve Biogen's Alzheimer's disease treatment despite the committee's recommendation against doing so. Reute.....»»

Category: topSource:  slashdotRelated NewsJun 11th, 2021

Pinpointing how cancer cells turn aggressive

As deadly as it is, cancer metastasis is a poorly understood process. A new study describes a cutting-edge tool for tracing the lineage and gene expression of thousands of individual metastatic cancer cells. Their findings open new angles for investi.....»»

Category: biomedSource:  sciencedailyRelated NewsJun 11th, 2021

Predisposition to addiction may be genetic, study finds

People who have a high sensation-seeking trait in the brain could be more susceptible to drug addition, according to a new study......»»

Category: biomedSource:  sciencedailyRelated NewsJun 10th, 2021

Study confirms safety and effectiveness of COVID-19 vaccination in people with cancer

In a review of 200 patients with a wide spectrum of cancer diagnoses, researchers found that after full vaccination, 94 percent of patients overall demonstrated seroconversion, which was determined by the presence of antibodies to the SARS-CoV-2 spik.....»»

Category: biomedSource:  sciencedailyRelated NewsJun 10th, 2021

Laughing gas relieves symptoms in people with treatment-resistant depression

Researchers have found that a single, one-hour treatment that involves breathing in a mixture of oxygen and the anesthetic drug nitrous oxide -- otherwise known as laughing gas -- can significantly improve symptoms in people with treatment-resistant.....»»

Category: biomedSource:  sciencedailyRelated NewsJun 10th, 2021

Common diabetes drug shows promise as treatment for COVID-19 lung inflammation

Researchers identify the molecular mechanism for the anti-inflammatory activity of diabetes drug metformin and, in mouse studies, say it prevents lung inflammation in animals infected with SARS-CoV-2, the virus that causes COVID-19......»»

Category: biomedSource:  sciencedailyRelated NewsJun 10th, 2021

Cholesterol metabolite induces production of cancer-promoting vesicles

Scientists studying the link between cholesterol and breast cancer report that a byproduct of cholesterol metabolism causes some cells to send out cancer-promoting signals to other cells. These signals are packaged in membrane-bound compartments call.....»»

Category: biomedSource:  sciencedailyRelated NewsJun 10th, 2021

Biggest health insurer plans to deny ER bills if it doubts you had an emergency

UnitedHealthcare delayed the policy's rollout, but experts worry about chilling effect. Enlarge / UnitedHealth Group Inc. headquarters stands in Minnetonka, Minnesota, U.S., on Wednesday, March 9, 2016. (credit: Getty | Bloomberg) Doctors and.....»»

Category: topSource:  arstechnicaRelated NewsJun 10th, 2021

Hydrogen sulfide critical to innate ability of bacteria to survive antibiotics

The signaling molecule hydrogen sulfide (H2S) plays a critical role in antibiotic tolerance, the innate ability of bacteria to survive normally lethal levels of antibiotics, a new study finds......»»

Category: topSource:  physorgRelated NewsJun 10th, 2021

Could naked mole rats hold key to curing cancer and dementia?

Scientists say naked mole rats—a rodent native to West Africa—may hold the key to new treatments for degenerative diseases such as cancer and dementia......»»

Category: topSource:  physorgRelated NewsJun 10th, 2021

Three factors may predict college students" loss of self-control, study finds

Joining a club that sparks a new interest, playing a new intramural sport or finding a new group of friends may be just as indicative of a college freshman's loss of self-control as drinking or drug use, according to new research at West Virginia Uni.....»»

Category: topSource:  physorgRelated NewsJun 10th, 2021

A mitochondria-targeted fluorescent probe for cisplatin

NUS chemists have developed a mitochondria-targeted fluorescent probe for real-time imaging of clinically important anticancer drug cisplatin in live cancer cell models......»»

Category: topSource:  physorgRelated NewsJun 10th, 2021

Local lockdowns brought fast global ozone reductions, NASA finds

When lockdowns during the coronavirus pandemic cut local nitrogen oxide emissions, the effect on ozone pollution was global and unexpectedly rapid......»»

Category: topSource:  physorgRelated NewsJun 10th, 2021

Novel study looks at nitrogen credit trading to spur growth of riparian buffers

Watershed-wide nutrient credit trading has been suggested as a mechanism for reducing pollution entering the Chesapeake Bay, but a new study by Penn State researchers suggests that the high cost of producing nitrogen credits through the establishment.....»»

Category: topSource:  physorgRelated NewsJun 10th, 2021