Medicine News

Honey is More Effective than Usual Care Alternatives for Improving Respiratory Symptoms

Honey is more effective than usual care alternatives and avoids causing harm through antimicrobial resistance. Image credit: PollyDot.
Aug 21, 2020 by News Staff

Honey is more effective and less harmful than usual care for improving symptoms of upper respiratory tract infections, particularly cough frequency and cough severity, according to a systematic review and meta-analysis of previous studies, published in the journal BMJ Evidence Based Medicine. Honey is more effective than usual care alternatives and avoids causing harm through antimicrobial resistance. Image credit: PollyDot. Upper respiratory tract...

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Inner ear anatomy. Image credit: Medical Gallery of Blausen Medical 2014, doi: 10.15347/wjm/2014.010.

Opioid Use Can Cause Partial or Full Deafness, Says Study

Aug 18, 2020 by News Staff

Opioid receptors in the inner ear can cause partial or full hearing loss, according to new research from Rutgers New Jersey Medical School and New Jersey...

Krittanawong et al found that chocolate consumption (>1 time per week or >3.5 times per month) is associated with a reduced risk of coronary artery disease. Image credit: Sci-News.com.

Chocolate Helps Keep Heart’s Blood Vessels Healthy, Review Suggests

Jul 28, 2020 by Sergio Prostak

A new systematic review and meta-analysis of previous studies suggests that the consumption of chocolates at least once a week is associated with a reduction...

Conceptual illustrations of drawing on-skin electronics on paper using a 9B sketching pencil. Image credit: Xu et al, doi: 10.1073/pnas.2008422117.

Researchers Use Pencil to Draw Bioelectronic Devices on Human Skin

Jul 26, 2020 by News Staff

Scientists from the University of Missouri, the University of Illinois and Yale University have demonstrated that a combination of pencils and paper could...

Mühlemann et al show that the Vikings also suffered from smallpox. Image credit: Henrietta Elizabeth Marshall.

Diverse Strains of Smallpox Virus Were Widespread in Viking Age, New Study Shows

Jul 25, 2020 by News Staff

Smallpox, caused by the variola virus, is one of the most devastating human diseases. Smallpox killed millions of people but drove Edward Jenner’s invention...

This high-resolution scanning electron microscope image shows an unusual tube-like structural form that is less than 1/100th the width of a human hair in size found in the Martian meteorite ALH84001. Image credit: NASA.

Immune System of Humans, Other Mammals Could Struggle to Fight Extraterrestrial Microorganisms

Jul 23, 2020 by News Staff

In a new study published in the journal Microorganisms, a team of researchers from the UK, the Netherlands and Germany tested how mammalian immune cells...

Colorized scanning electron micrograph of a cell (green) infected with SARS-CoV-2 virus particles (purple), isolated from a patient sample. Image credit: NIAID.

Experimental Vaccine Induces Anti-SARS-CoV-2 Immune Responses in All Participants

Jul 17, 2020 by News Staff

Dr. Lisa Jackson of Kaiser Permanente Washington Health Research Institute in Seattle and colleagues conducted a first-in-human Phase 1 clinical trial...

Pickled capers were found to activate KCNQ channels important for normal human brain and heart activity. Image credit: Bo Abbott.

Eating Pickled Capers May Help Improve Brain and Heart Health

Jul 16, 2020 by News Staff

A duo of researchers from the School of Medicine at the University of California, Irvine has discovered that a compound commonly found in pickled capers,...

Retina ages faster than other organs, with a 70% ATP reduction over life and a significant decline in photoreceptor function. Image credit: Mario Rottonara.

Study: Staring at Deep Red Light Can Improve Naturally Declining Vision

Jul 7, 2020 by News Staff

Looking at 670-nm red light for three minutes a day can significantly improve cone color contrast sensitivity (the ability to detect colors) and rod sensitivity...

Welch et al show for the first time that far-UVC efficiently inactivates airborne aerosolized viruses. These fluorescent images show epithelial cells infected with H1N1; the viruses were exposed in aerosolized form in the irradiation chamber to doses of 0, 0.8, 1.3 or 2.0 mJ/cm2 of 222-nm far-UVC light; infected cells fluoresce green. Image credit: Welch et al, doi: 10.1038/s41598-018-21058-w.

Far-UVC Light Efficiently Inactivates Airborne Seasonal Coronaviruses

Jun 30, 2020 by News Staff

A team of scientists at Columbia University Irving Medical Center has demonstrated that low doses of 222-nm far ultraviolet C (far-UVC) light inactivate...

SARS-CoV-2 viruses visible on a cell with filopodia. Image credit: Elizabeth Fischer, Miscroscopy Unit NIH / NIAID.

SARS-CoV-2 Coronavirus Produces Long Tentacles in Infected Cells

Jun 29, 2020 by News Staff

Cells hijacked by SARS-CoV-2, a novel coronavirus that causes the COVID-19 disease, grow arm-like extensions, or filopodia, which may explain rapid viral...

Air Force Tech Sgt. Joseph Anthony, medical technician with the 911th Aeromedical Staging Squadron, administers a vaccination to a member of the U.S. Army Reserve’s 336 Engineering Company Command and Control, Chemical Radiological and Nuclear Response Enterprise Team at the Pittsburgh International Airport Air Reserve Station, Pennsylvania, April 11, 2019. Image credit: Joshua J. Seybert, U.S. Air Force.

Live Attenuated Vaccines Could Protect against Most Severe COVID-19 Symptoms

Jun 22, 2020 by News Staff

Dr. Paul Fidel, Jr., from Louisiana State University Health – School of Dentistry and Professor Mairi Noverr from Tulane University School of Medicine...

Popular Heartburn Drug Famotidine May Help Fight Mild to Moderately Severe COVID-19 Cases

Jun 8, 2020 by News Staff

Famotidine is widely available over the counter at low cost, does not interact with other medications and has been safely used for suppression of gastric...

Kolarik et al find link between level of vision impairment and audio accuracy. Image credit: Melmak.

People with Severe Vision Loss Less Accurately Judge Distance of Nearby Sounds, Study Shows

Jun 5, 2020 by News Staff

A new study shows that greater severity of vision loss is associated with increased auditory judgments of distance and room size; on average, participants...

A hair-bearing skin organoid. Image credit: Indiana University School of Medicine.

Scientists Create Hair-Bearing Human Skin from Pluripotent Stem Cells

Jun 5, 2020 by News Staff

A team of researchers from several U.S. institutions has created an organoid culture system that generates complex skin from human pluripotent stem cells. A...

This scanning electron microscope image shows SARS-CoV-2 (yellow) isolated from a patient in the U.S., emerging from the surface of cells (blue/pink) cultured in the lab. Image credit: NIAID.

Up to 81% of COVID-19-Positive Patients are Asymptomatic: Study

Jun 1, 2020 by News Staff

In a paper published in the journal Thorax, a team of Australia researchers described the first instance of complete COVID-19 testing of all passengers...

Handwashing is minimally disruptive and socially acceptable in a variety of community settings and has an important role in raising awareness and slowing transmission alongside measures such as physical and social distancing. Image credit: Zukunftssicherer.

Study: Regular Handwashing Reduces Personal Risk of Acquiring Seasonal Coronavirus Infection

May 25, 2020 by News Staff

In a new study looking at 1,633 participants of the England-wide Flu Watch project, a team of researchers found that moderate-frequency handwashing (6-10...

Positive effects of aerobic exercise in Alzheimer’s disease may be mediated by redistribution of blood flow and neural activity in Alzheimer’s disease-sensitive regions of brain. Image credit: Mabel Amber.

Aerobic Exercise Improves Memory in Older Adults, New Study Finds

May 21, 2020 by News Staff

Aerobic exercise boosts blood flow into two key regions of brain associated with memory: the anterior cingulate cortex and the hippocampus, according to...

Colorized scanning electron micrograph of a VERO E6 cell (purple) exhibiting elongated cell projections and signs of apoptosis, after infection with SARS-CoV-2 virus particles (pink), which were isolated from a patient sample. Image credit: NIAID.

New Antibody Completely Neutralizes SARS-CoV-2 Coronavirus

May 18, 2020 by News Staff

A team of researchers from Sorrento Therapeutics, Inc. has isolated a new antibody that completely inhibits the SARS-CoV-2 coronavirus virus in cell culture. Colorized...

A Malayan pangolin (Manis javanica) climbing a lychee tree. Image credit: Jinping Chen.

SARS-CoV-2 Coronavirus Didn’t Come from Pangolins, Scientists Say

May 15, 2020 by Enrico de Lazaro

A team of researchers from China and the United States has sequenced the genome of pangolin-CoV-2020, a coronavirus isolated from sick Malayan pangolins...

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