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 You are here Home News & Events
 NIH Research Matters
 April 16, 2024 Edition
 20240416-cholesterol.jpeg A young woman and older man preparing a salad.
 Gut bacteria may reduce cholesterol and lower heart disease risk
 Researchers pinpointed gut bacteria that affect levels of cholesterol and other compounds linked to heart disease.
 20240416-stem-cell.jpg 3D rendering of several stem cells dividing in the bone marrow.
 Rejuvenating the immune system by depleting certain stem cells
 Researchers found that depleting certain stem cells improved the immune systems of aged mice.
 20240416-bladder.jpeg Bathroom sign on the wall of a hallway.
 Sensor monitors bladder fullness
 Researchers developed a wireless implantable device that can monitor bladder filling and emptying in real time and send data to a smartphone.
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 20240206-prostate.jpg
    
  
  Doctor showing something on a clipboard to a senior man.    
          Comparing side effects after prostate cancer treatment    
          February 6, 2024 —     
          Men with cancer confined to the prostate experienced different long-term side effects depending on the type of treatment received.
  20240206-water.jpg
    
  
  Pristine river running through a forest.    
          Machine learning identifies federally protected waters    
          February 6, 2024 —     
          Researchers used machine learning to estimate which waters are protected by the Clean Water Act, which provides the basis for federal regulation of water quality, including water for drinking.
  20240206-nano.jpg
    
  
  Spherical nanoparticle coated with clumps of protein and Y-shaped antibodies.    
          Preventing severe allergic reactions with nanoparticles    
          February 6, 2024 —     
          Researchers created nanoparticles that could deactivate immune cells and prevent severe allergic reactions in mice.
  20240130-family.jpg
    
  
  Elderly father with adult son and grandson out for a walk in the park.    
          Research in Context: Diagnosing dementia    
          January 30, 2024 —     
          This special Research in Context feature explores approaches to the diagnosis of Alzheimer’s and other dementias and the development of strategies to try to prevent their progression.
  20240123-semaglutide.jpg
    
  
  Closeup of hands preparing a semaglutide injection.    
          People taking semaglutide had lower risk of suicidal thoughts    
          January 23, 2024 —     
          Semaglutide was associated with a lower risk of suicidal thoughts than other anti-obesity and anti-diabetes drugs.
  20240123-hospital.jpg
    
  
  Medical worker blurred in the distance down an otherwise deserted hospital hallway.    
          Infections and falls increased in private equity-owned hospitals    
          January 23, 2024 —     
          After hospitals were purchased by private equity firms, patients had a substantial increase in infections, falls, and other adverse events.
  20240123-plastic.jpg
    
  
  Illustration of light shining through a plastic bottle with a magnified view showing various plastic particles of different sizes and shapes.    
          Plastic particles in bottled water    
          January 23, 2024 —     
          Researchers developed an imaging technique that detected thousands of tiny bits of plastic in common single-use bottles of water.
  20240109-diabetes.jpg
    
  
  Man sitting on couch and preparing a GLP-1RA injection.    
          Anti-diabetes drugs may reduce the risk of colorectal cancer    
          January 9, 2024 —     
          People with diabetes who took drugs called GLP-1 receptor agonists had a lower risk of colorectal cancer compared with those prescribed other diabetes drugs.
  20240109-tinnitus.jpg
    
  
  Young Black man touching his ear in distress.    
          Cochlear nerve damage associated with tinnitus    
          January 9, 2024 —     
          People with chronic tinnitus were more likely to have signs of damage to their cochlear nerve than people without the condition.
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  **Editor:** Harrison Wein, Ph.D.

**Assistant Editors:** Vicki Contie and Brian Doctrow, Ph.D.

***NIH Research Matters***is a weekly update of NIH research highlights reviewed by NIH’s experts. It's published by the Office of Communications and Public Liaison in the NIH Office of the Director.

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