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New Alzheimer’s treatment accelerates removal of plaque from the brain in clinical trials

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New Alzheimer’s treatment accelerates removal of plaque from the brain in clinical trials

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A new Alzheimer’s therapy has shown potential in the first human trials.

Researchers at the West Virginia University Rockefeller Neuroscience Institute (RNI) found that by pairing focused ultrasound in combination with antibody therapies, they were able to accelerate the removal of amyloid-beta plaques from the brains of patients with Alzheimer’s disease.

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The study findings were published in The New England Journal of Medicine on Jan. 11.

FASTING COULD REDUCE SIGNS OF ALZHEIMER’S DISEASE, STUDIES SUGGEST: ‘PROFOUND EFFECTS’

An abnormal buildup of amyloid-beta proteins is one of the hallmarks of Alzheimer’s, as these proteins clump together to form plaques that interfere with neurons in the brain. 

Anti-amyloid-beta monoclonal antibody treatments, such as aducanumab and lecanemab, have proven to be effective in clearing these plaques and slowing disease progression.

An Alzheimer’s patient undergoes focused ultrasound treatment with the WVU RNI team. (Rockefeller Neuroscience Institute (RNI) at West Virginia University (WVU))

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But until now the drugs have been limited by the blood-brain barrier (BBB), which is designed to keep harmful substances from reaching the brain, according to a press release from RNI.

“A study like this is important because it demonstrates that there may be safe ways to increase drug delivery to the brain without any serious adverse effects.”

More than 98% of drugs are blocked by the barrier, which means patients require higher doses and more frequent therapies, the researchers noted.

ALZHEIMER’S BLOOD TEST COULD HIT THE MARKET IN EARLY 2024, RESEARCHERS SAY

In this study, scientists used a focused ultrasound (FUS) system to temporarily open the blood-brain barrier, which allowed the antibodies to have greater access to areas of the brain with high amyloid-beta plaques.

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After six months of antibody treatment, the study participants had an average of 32% more reduction in amyloid-beta plaques in areas where the BBB was opened compared to areas where the drug was used without the ultrasound, the release stated.

The WVU RNI team, shown in the MRI suite’s control area, plans ultrasound blood-brain barrier treatment. (Rockefeller Neuroscience Institute (RNI) at West Virginia University (WVU))

“This was a first in human safety and feasibility study in three participants demonstrating that the BBB opening can accelerate clearance of beta amyloid plaques,” study lead Dr. Ali Rezai, director of the Rockefeller Neuroscience Institute (RNI) at WVU, told Fox News Digital. 

“Non-invasive focused ultrasound is an outpatient procedure that allows for targeted delivery of therapeutics to the brain that can potentially accelerate the benefit of the antibody treatment in Alzheimer’s disease,” he added.

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The three patients, between the ages of 59 and 77, all had mild Alzheimer’s disease.

During the study, they received six monthly infusions of the aducanumab antibody. 

After each treatment, the focused ultrasound was used to open the BBB at the sites of the highest plaque buildup.

While there are some potential risks associated with ultrasound use, such as brain swelling and hemorrhage, Rezai said those effects were not observed in this study.

The focused ultrasound helmet unit with 1,024 ultrasound transducers attaches to the MRI table for MRI-guided treatment. (Rockefeller Neuroscience Institute (RNI) at West Virginia University (WVU))

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“We verified with MRI scans that the BBB opening was temporary and it closed 24 to 48 hours after the FUS procedure,” he told Fox News Digital.

The reductions in amyloid plaques were verified in PET scans.

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This was the first step toward larger studies; in those, researchers will be able to evaluate more patients and larger areas of the brain, Rezai noted.

In the next phase of the clinical trial, the ultrasound therapy will be paired with lecanemab, another anti-beta amyloid antibody.

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This 3-D illustration shows how ultrasound waves from inside the helmet converge on a focal point on the brain used for blood-brain barrier opening.  (Rockefeller Neuroscience Institute (RNI) at West Virginia University (WVU))

Dr. James Galvin, director of the Comprehensive Center for Brain Health at UHealth, the University of Miami Health System, was not involved in the WVU research but shared his reaction.

“A study like this is important because it demonstrates that there may be safe ways to increase drug delivery to the brain without any serious adverse effects,” he told Fox News Digital. 

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“Focused ultrasound has been used in other treatment paradigms for brain diseases such as Parkinson’s disease and brain tumors,” Galvin went on. 

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Galvin also cautioned that this research was conducted with only three patients and was not a placebo-controlled study. 

As of 2023, an estimated 6.7 million Americans age 65 and older were living with Alzheimer’s. (iStock)

“It was also designed as a safety study and not appropriately powered to detect significant clinical changes,” he added. “It is still too early to make any specific recommendations, but I am excited to see if there are planned follow-up studies with a larger number of patients.”

Rebecca M. Edelmayer, PhD, senior director of scientific engagement at the Alzheimer’s Association, was also not involved in the study but called the results “very intriguing,” albeit preliminary.

“The blood brain barrier, in its healthy form, protects the brain from harmful agents that could reach it via the bloodstream,” she told Fox News Digital via email.

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“Getting therapeutics across this barrier — from the bloodstream into the brain tissue — is a challenge for any drug used to treat brain diseases, including drugs to treat Alzheimer’s disease.”

Edelmayer added that while this was a “very small study of relatively short length,” it was a worthwhile way to test a “cutting-edge idea” for improving the effectiveness of Alzheimer’s medications.

This illustration of the MRI-guided focused ultrasound system includes a representation of treatment delivery, the target region, and the corresponding opening of the blood-brain barrier demonstrated by contrast enhancement. (Rockefeller Neuroscience Institute (RNI) at West Virginia University (WVU))

Focused ultrasound-induced blood-brain barrier opening has also been shown to improve drug delivery to treat brain tumors, Edelmayer pointed out. 

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“This is a great example of how learnings from research in other diseases might be repurposed for Alzheimer’s disease and other dementia.”

Looking ahead, Edelmayer said the results of this early research point to the need for larger-scale, longer trials.

“We need more research in individuals with Alzheimer’s disease from all communities to know the full impact this approach could have.”

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Grieving mom hospitalized with rare ‘broken heart syndrome’ after veteran son’s suicide

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Grieving mom hospitalized with rare ‘broken heart syndrome’ after veteran son’s suicide

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A distraught mother who thought she was having a heart attack was instead hospitalized with broken heart syndrome — otherwise known as takotsubo syndrome (TTS) — less than a year after her veteran son tragically took his own life.

Dawn Turner, 57, of the U.K., lost her son in August of last year. 

Just last month, the mom of three awoke with “unbearable” chest pains, she said — and called an ambulance, worried she was going into cardiac arrest. But when she arrived at the hospital, doctors told her she was suffering from the effects of grief caused by a broken heart, as news agency SWNS reported. 

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TTS is a temporary, reversible heart condition often triggered by extreme emotional or physical stress, such as grief, fear or severe illness, according to experts.

Symptoms usually mimic a heart attack, with sudden and severe chest pain and shortness of breath the most common — and it primarily affects women over the age of 50.

A mom whose soldier son took his own life feared she was suffering cardiac arrest — only to be told by hospital doctors that she was feeling the effects of grief caused by a broken heart. Dawn Turner, mother of deceased soldier Rob Homans, is pictured above, April 2026. (SWNS)

Turner, of Eckington in Worcester, said, “I was [sitting] downstairs earlier that night and thought I had a bit of indigestion. I went to bed and just couldn’t get comfortable — I was breaking out in a sweat and had heart palpitations.

“Then, around midnight, I had pain down my arm and in my jaw. I was still putting it down to indigestion… My partner Paul asked me if I was all right, and I said, ‘I think I’m having a heart attack.’”

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HIDDEN CAUSE OF VETERANS’ STRUGGLES DRIVES RENEWED URGENCY IN VA MESSAGING

She said she couldn’t catch her breath — “and my heart felt as though it was missing a beat and then [started] thudding again. For those moments, I truly believed I was having a heart attack.”

“Your heart is all over the place — there’s an extra beat,” Turner was told. 

She said her partner called emergency services, and an ambulance arrived within five minutes.

“They came in and linked me up to an ECG. They said, ‘Your heart is all over the place — there’s an extra beat, and it’s all over the place,’” she said, as SWNS reported. 

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Turner was rushed to the hospital by ambulance.

Turner is shown with her son in full dress uniform. He worked as an artilleryman and spent 10 years in the U.K.’s Royal Horse Artillery after joining in 2006. He was battling mental health challenges after his military service, and ultimately took his own life. (SWNS)

In emergency care, Turner was also given blood tests.

She added, “They came back and said I didn’t have the enzymes produced from a heart attack in my blood. But they said there [was] something going on.”

After undergoing more tests and seeing a cardiologist, Turner was told she had takotsubo syndrome.

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“I told [the doctor] that my heart feels broken. I told her about [my son] Rob, and she said it’s exactly that. She said it’s a real thing, and that I’d been under so much stress. The body can only take so much, and the grief and the stress can be quite physical.”

Turner’s son committed suicide in August 2025 after struggling to get help with his mental health.

He spent 10 years in the Royal Horse Artillery after joining in 2006, when he worked as an artilleryman.

Turner’s son did two tours of duty in Afghanistan, she said. After he returned to civilian life, he began suffering from a number of health conditions. She’s shown above with a flower-draped memorial to her son. (SWNS)

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He did two tours of duty in Afghanistan, she said, and returned to civilian life in 2016 before suffering several worsening health conditions.

Turner, who is also the CEO of a veterans charity called Stepway, “When he left the army, he got married, and they settled down in London. He walked straight into a job as a delivery driver. But then his health took a downward spiral, and he started having digestive troubles.”

YOUR HEART MAY BE OLDER THAN YOU THINK — AND THE NUMBER COULD PREDICT DISEASE RISK

He was eventually told he had PTSD — but those symptoms may be similar to those of mild traumatic brain injury, Turner said.

“He was deaf in one ear from using the guns,” she said. “He realized he was putting so much pressure on his marriage, so he moved back up with me. He started to build himself up — then COVID hit.”

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Turner said there were unfortunate delays as her son tried to get access to various services and facilities.

“When people lose loved ones, you’re obviously distraught, but you eventually find closure,” she said, per SWNS. “I found peace when I lost my sister in 2015. But with Rob, I can’t find closure because there’s no justice there.”

“I had never really understood that a person could become so overwhelmed by stress and grief that it physically affects the heart,” said the grieving mom. “Broken heart syndrome can look and feel like a heart attack.” (iStock)

Turner is now on the mend and hopes to be fully recovered in a couple of weeks, SWNS reported. 

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“Until that moment, I had never really understood that a person could become so overwhelmed by stress and grief that it physically affects the heart,” she shared. “Broken heart syndrome can look and feel like a heart attack. It was a warning sign for me, and for anyone. It can change the shape of one of your heart chambers … it can cause some serious damage.”

She added, “The cardiologist told me that thankfully, my heart itself is healthy and there was no damage, but that it will take around two weeks to a month for my heart to reboot itself.”

“Maybe the extra [heart]beat is for Rob. You are carrying on living for him,” her partner told her. 

Turner was told she needed to rest, seek counseling and make lifestyle changes to reduce stress.

“Things have settled down, and I’m taking things easy — I’m pacing myself now, and I feel a lot better. Paul said, ‘Maybe the extra beat is for Rob. You are carrying on living for him.’”

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Turner said, “That broke me and healed me a little bit all at once.”

Fox News Digital previously reported that broken heart syndrome, which causes the heart to temporarily weaken, has been linked to the brain’s reaction to stress, as studies have found. 

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In an article published in the European Heart Journal in March 2019, Swiss researchers said they found that the syndrome is linked to the way the brain communicates with the heart.

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Broken heart syndrome, which causes the heart to temporarily weaken, has been linked to the brain’s reaction to stress, studies have found. (iStock)

Caused by intense emotional events, TTS is a rare, temporary condition that weakens the left ventricle and disrupts its normal pumping function.

The syndrome causes the heart’s main pumping chamber to change shape and get larger. The heart muscle becomes weaker, and its pumping action loses strength. 

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Symptoms include sudden, intense chest pain, pressure or heaviness in the chest, along with shortness of breath. 

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It is treated with beta blockers and blood-thinning medicine to reduce risks of clots and other flareups.

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GLP-1s Don’t Work for Everyone: What To Know if You’re Not Seeing Results

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GLP-1s Don’t Work for Everyone: What To Know if You’re Not Seeing Results


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Common eating habit may trigger premature immune system aging, study finds

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Common eating habit may trigger premature immune system aging, study finds

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Eating too much salt has long been linked to high blood pressure, but new research suggests it could trick the immune system into prematurely aging the blood vessels.

A preclinical study recently published in the Journal of the American Heart Association has identified a biological chain reaction that links a salty diet to cardiovascular decay.

Scientists at the University of South Alabama observed that mice on a high-salt diet experienced rapid deterioration in their blood vessel function.

HIGH SALT INTAKE LINKED TO FASTER MEMORY DECLINE IN ONE GROUP, STUDY FINDS

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After just four weeks of high sodium intake, the small arteries responsible for regulating blood flow lost their ability to relax, according to a press release.

The team found that the cells lining these vessels had entered a state of cellular senescence, a form of premature cellular aging in which cells stop dividing and release a mix of inflammatory signals that can damage surrounding tissue.

Excess salt has long been linked to high blood pressure, but a new study goes deeper into its effects on the cardiovascular system. (iStock)

The researchers tried to replicate this damage by exposing blood vessel cells directly to salt in a laboratory dish, but the cells showed no harmful effects.

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This suggests that salt isn’t directly causing damage to the vascular lining but that the real culprit may be the body’s own defense mechanism, the researchers noted.

Excess salt may trigger the immune system to release a molecule called interleukin-16 (IL-16), which acts as a messenger that instructs blood vessel cells to grow old before their time, according to the study.

Excess salt may trigger the immune system to release a molecule called interleukin-16, which acts as a messenger that instructs blood vessel cells to grow old before their time, according to the study. (iStock)

Once these cells age, they fail to produce nitric oxide, the essential gas that tells arteries to dilate and stay flexible.

To test whether this process could be reversed, the team turned to a class of experimental drugs known as senolytics.

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Using a cancer medication called navitoclax, which selectively clears out aged and dysfunctional cells, the researchers were able to restore nearly normal blood vessel function in the salt-fed mice, the release stated.

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By removing the decaying cells created by the high-salt diet, the drug allowed the remaining healthy tissue to maintain its elasticity and respond correctly to blood flow demands.

Excess salt may trigger the immune system into stopping the cells from dividing, the study suggests. (iStock)

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The study did have some limitations. The transition from mouse models to human treatment remains a significant hurdle, the team cautioned.

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Senolytic drugs like navitoclax are still being studied for safety, and the team emphasized that previous trials have shown mixed results regarding their impact on artery plaque.

Additionally, the researchers have not yet confirmed whether the same IL-16 pathway is the primary driver of vascular aging in humans.

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