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Scientists unveil ‘living bandage’ that could dramatically speed wound healing

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Scientists unveil ‘living bandage’ that could dramatically speed wound healing

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A new “living bandage” could soon revolutionize how doctors treat serious injuries by accelerating the healing process, according to new research reported by SWNS.

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The high-tech patch was developed by researchers at Rice University in Texas. It acts like an around-the-clock mini factory, continuously delivering healing proteins directly to different types of wounds, the same source noted.

Caring for chronic wounds is often a challenge for doctors, as it’s difficult to deliver steady, localized signals that tell the body to repair its own tissue, the researchers said. 

POPULAR FRUIT MAY HELP PROTECT YOUR SKIN FROM THE SUN, NEW STUDY SUGGESTS

The body naturally relies on small chemical messengers called cytokines to control inflammation and healing. However, traditional treatments like ointments or injections usually fail, as fragile proteins break down too quickly or wash away from the injury site.

To solve the problem, the research team created a cell-based patch that stays on top of the wound. Inside the device, scientists placed engineered cells programmed to manufacture and secrete three specific healing cytokines, known as IL-10, IL-12 and Transforming Growth Factor-beta.

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A living bandage patch delivers healing proteins from engineered cells to accelerate wound healing, according to new research by American scientists. (Jared Jones/Rice University/SWNS)

These cells are safely housed inside protective material that acts like a shield — letting vital nutrients and therapeutic proteins pass through to the skin while keeping the body’s immune system from attacking the engineered cells inside.

The system also uses a special hydrogel that helps the patch blend naturally with the wound, SWNS reported. It may be updated eventually, the research team indicated, to work alongside electronic components.

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In lab tests on rodents and pigs, the patch successfully accelerated wound healing. By analyzing the genetic material of the cells, the researchers confirmed the treatment successfully activated the processes needed for tissue repair.

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Professor Omid Veiseh, faculty director of the Rice Biotech Launch Pad and leader of the laboratory development, said the animal trials showed strong potential for the approach.

“By maintaining a consistent presence of these signaling molecules at the wound site, we can more effectively engage the body’s natural healing response,” the scientists said.  (iStock)

“The findings show how continuous, localized cytokine delivery can support key biological pathways involved in tissue repair,” Veiseh said, according to SWNS.

SURGEONS KEEP MAN ALIVE WITHOUT LUNGS, PAVING NEW PATH TO TRANSPLANT

“By maintaining a consistent presence of these signaling molecules at the wound site, we can more effectively engage the body’s natural healing response.”

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He said genetic analysis “revealed coordinated upregulation of genes associated with tissue regeneration and immune modulation, providing a mechanistic basis for the functional improvements observed.”

Researcher Elizabeth Kelley of Rice University holds a cytokine-secreting patch designed to accelerate wound healing by delivering healing proteins from engineered cells continuously.  (Jared Jones/Rice University/SWNS)

The platform is fully customizable, so the engineered cells can easily be adapted to produce different combinations of proteins and growth factors, depending on what each individual patient needs.

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Study co-author Christian Schreib, Ph.D., noted that “the ability to tune both the type and timing of cytokine delivery opens the door to more precise control over the healing process.”

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Schreib said that “future work will focus on expanding the flexibility of the platform, including approaches such as optogenetic control” — using light to control cell activity — “to regulate cytokine secretion in real time.”

The technology is still in an early stage and has not yet been tested on human patients. 

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Further research is needed to understand how the technology will be used on humans.

The study was published in the journal Nature Biomedical Engineering.

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Common food preservatives may raise blood pressure and heart risks, study suggests

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Common food preservatives may raise blood pressure and heart risks, study suggests

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Top stories

→ 8 common food preservatives linked to high blood pressure and heart disease

→ Study suggests latest COVID vaccine may have unexpected health benefit

→ Switching from cigarettes to vapes linked to higher risk of major eye diseases

Common food preservatives may contribute to higher risks of high blood pressure and cardiovascular disease, according to a large French study. (iStock)

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Health challenges

→ Former reality star opens up about new diagnosis after years-long health ordeal

→ Popular mommy blogger dies at 48 two years after devastating cancer diagnosis

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Easy improvements

→ Want to age better? Researchers say 4-minute routine may help prevent dangerous falls

→ One question may reveal whether your body is getting the rest it needs

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Feeling older than your current age could be a sign that you’re not getting enough quality sleep, according to new research. (iStock)

Conversation starters

→ Dad jokes may be good for your brain in one surprising way, experts say

→ Measles-infected traveler may have exposed passengers at LAX and nearby hotel

→ No sex for 10 weeks? Championship team’s playoff strategy raises eyebrows

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Switching from cigarettes to vapes linked to higher risk of major eye diseases, large study finds

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Switching from cigarettes to vapes linked to higher risk of major eye diseases, large study finds

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Switching from cigarettes to electronic vapes is often seen as a healthier move, but a massive nationwide study published in the American Journal of Ophthalmology suggests that smokeless alternatives could increase the risk of serious eye diseases compared to quitting nicotine altogether.

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Researchers from the Korea University College of Medicine in Seoul, South Korea, analyzed health data from a group of 179,273 adults through the Korean National Health Insurance Service, according to a press release.

All participants had smoked traditional cigarettes between 2011 and 2012 and then quit smoking by 2018 or 2019, they reported.

SINGLE WORKOUT CUTS CRAVINGS, OFFERING NEW HOPE FOR SMOKERS TRYING TO QUIT

To ensure a fair comparison, the researchers paired up participants who shared similar backgrounds, including their age, gender, medical history, existing health conditions and general lifestyle habits.

Switching from cigarettes to electronic vapes is often seen as a healthier move, but a large study suggests it could pose a risk to eye health. (iStock)

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This process created a balanced group of 32,316 matched participants, who were divided into two categories: complete quitters who stopped using all nicotine products and those who transitioned to smokeless nicotine products, such as vapes.

The researchers followed the participants for an average of 4.6 years to determine whether they developed eye conditions, including cataracts, glaucoma, age-related macular degeneration, diabetic retinopathy and focus-related eyesight disorders.

5 WAYS TO PRESERVE YOUR VISION AS YOU AGE, ACCORDING TO AN OPHTHALMOLOGIST

Over the tracking period, the group experienced a total of 6,328 major eye disease events. People who quit nicotine entirely had the lowest disease rate in the study, at 41.1 cases per 1,000 person-years (a measure that accounts for both the number of people in the study and how long they were followed).

In comparison, that rate rose to 44 cases for individuals who had switched over to smokeless alternatives like vapes.

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The people included in the study were divided into two main categories: complete quitters who stopped using all nicotine products, and switchers who transitioned to smokeless tobacco or nicotine products, like vapes. (iStock)

Ultimately, the data showed that switching to alternative nicotine products carried a steady 7% increased risk of serious eye diseases compared to quitting nicotine completely.

FOOD CHOICES THAT CAN BOOST YOUR VISION AND PROTECT AGAINST EYE DISEASE

Most notably, those who switched faced a 24% higher risk of developing diabetic retinopathy, a condition that damages the blood vessels in the light-sensitive tissue at the back of the eye.

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Additionally, those who ditched cigarettes for vapes had a 7% higher risk of developing refractive and accommodation disorders, which affect the eye’s ability to focus clearly.

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“These findings challenge the assumption that substituting noncombustible nicotine or tobacco products for conventional cigarettes is visually harmless,” the researchers noted.

“These findings challenge the assumption that substituting noncombustible nicotine or tobacco products for conventional cigarettes is visually harmless,” the researchers noted. (iStock)

The authors did point out a few limitations of the research. Because this was a study looking back at health insurance data, it cannot definitively prove that vaping directly causes eye damage.

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Additionally, the study relied on people filling out questionnaires about their own smoking and vaping habits, which can sometimes lead to underreporting or simple memory errors.

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Still, the researchers concluded the findings suggest that replacing cigarettes with alternative nicotine products may not eliminate the risk of certain eye diseases.

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Does Berberine Aid Weight Loss? The Best Time To Take It To Boost Results

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Does Berberine Aid Weight Loss? The Best Time To Take It To Boost Results


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Does Berberine Help With Weight Loss? How To Boost Results After 50




















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