Pulses News and Research

RSS

How an orchestra of neurons control hunger pangs

A new study has shown that multiple neurons within the brain come together to regulate the need to eat and feeling of fullness, or satiety.

26 Jun 2019

Passive cavitation imaging can estimate a drug’s dose and location in the brain

An ultrasound imaging technique called passive cavitation imaging was able to create an image and estimate the amount of a drug that crossed the blood-brain barrier to reach a specific location in the brain, according to a study by NIBIB-funded bioengineers at Washington University.

18 Jun 2019

New 'virtual biopsy' device developed to detect skin tumors

Using sound vibrations and pulses of near-infrared light, a Rutgers University scientist has developed a new "virtual biopsy" device that can quickly determine a skin lesion's depth and potential malignancy without using a scalpel.

13 Jun 2019

UAMS-developed noninvasive device detects melanoma in earliest stages

A University of Arkansas for Medical Sciences research team led by Vladimir Zharov, Ph.D., D.Sc., has demonstrated the ability to detect and kill circulating tumor cells in the blood using a noninvasive device called Cytophone that integrates a laser, ultrasound and phone technologies.

13 Jun 2019

Scorpion venom contains compounds that could help fight Staph and tuberculosis bacteria

Researchers at Stanford University and Universidad Nacional Autónoma de México (UNAM) have found that a scorpion found in Eastern Mexico has a venom that could have antibacterial properties.

10 Jun 2019

FDA authorizes marketing of first medical device for pain relief in adolescents with IBS

The U.S. Food and Drug Administration today permitted marketing of the first medical device to aid in the reduction of functional abdominal pain in patients 11-18 years of age with irritable bowel syndrome when combined with other therapies for IBS.

10 Jun 2019

Blink and you miss it: Imaging single cells travelling at the speed of Usain Bolt

A new review has summarized recent research into the development of ultra-high-throughput single cell analysis and multi-parametric imaging tools.

6 Jun 2019

Breakthrough method could be useful for proton therapy and other applications

Researchers from Sweden's Chalmers University of Technology and the University of Gothenburg present a new method which can double the energy of a proton beam produced by laser-based particle accelerators.

27 May 2019

Novel technique that uses nanotechnology and photonics prevents bacterial infections on surgical implants

Invented approximately 50 years ago, surgical medical meshes have become key elements in the recovery procedures of damaged-tissue surgeries, the most common being hernia repair.

23 May 2019

First Footage of T-Cells Training To Fight Pathogens Revealed

Immunologists at The University of Texas at Austin have recorded visuals of T-cells learning what kind of cells to ignore when fighting pathogens, to ensure they do not attack healthy cells and tissues when fighting disease. It is the first time that this process has been captured on video.

20 May 2019

Non-invasive brain-machine interface helps chronic paraplegics to regain their walking ability

In another major clinical breakthrough of the Walk Again Project, a non-profit international consortium aimed at developing new neuro-rehabilitation protocols, technologies and therapies for spinal cord injury, two patients with paraplegia regained the ability to walk with minimal assistance, through the employment of a fully non-invasive brain-machine interface that does not require the use of any invasive spinal cord surgical procedure.

14 May 2019

Biophysicists study structure of KR2 rhodopsin under physiological conditions

A team of biophysicists from Russia, Germany, and France, featuring researchers from the Moscow Institute of Physics and Technology, has discovered and studied the structure of the KR2 rhodopsin under physiological conditions.

8 May 2019

Common foods linked to arterial stiffening in new metabolomics study

Researchers have identified several lifestyle factors that could cause arteries to stiffen and increase the risk of heart disease, two of which were peptides found in common foods.

7 May 2019

Maggot sausages may soon be a reality

When it comes to food – especially meat, where do you draw the line? Researchers from University of Queensland seem to find nothing inedible! They are researching on use of maggots and locusts to make a range of food items that could address the food shortages around the world.

1 May 2019

Germ-zapping robot helps curb the spread of infectious diseases

A germ-zapping robot called LightStrike from Xenex is used at California Pacific Medical Center (CPMC) hospitals to help curb the spread of infectious diseases.

26 Apr 2019

WiFi may interact with signaling pathways in the brain, causing irreversible damage

A recent study reviewed evidence from 23 controlled scientific studies to determine once and for all, whether WiFi has a detrimental effect on human health.

18 Apr 2019

New technology developed for microscopic imaging in living organisms

Biotechnologists, physicists, and medical researchers at Friedrich-Alexander-Universität Erlangen-Nürnberg have developed technology for microscopic imaging in living organisms.

17 Apr 2019

Stimulating parvalbumin-containing cells causes surprising changes in blood volume, flow

Alzheimer's disease and schizophrenia are some of the most common brain disorders and have been associated with problems in cells that contain a type of protein, called parvalbumin.

10 Apr 2019

Newly developed melanin nanoparticles could slow tumor growth

The dark skin pigment melanin protects us from the sun's damaging rays by absorbing light energy and converting it to heat.

5 Apr 2019

New short-pulse ultrasound technique enhances drug delivery to brains of mice

Scientists currently use long-wave pulses of ultrasound to deliver drugs, which can cause side effects. These new findings from Imperial on shorter-wave pulses could have implications for how drugs are used to help patients of Alzheimer's and other neurological diseases.

26 Mar 2019