Saturday, December 06, 2025

Reverse kidney damage: A breakthrough treatment that may transform kidney treatment

A groundbreaking discovery offers hope for reversing kidney damage, challenging the notion that it’s irreversible. Researchers found that blocking ceramides, fat linked to kidney cell injury, protected and restored normal function in animal trials. This breakthrough could shift kidney disease treatment from slowing decline to actively restoring health, potentially reducing the need for dialysis and transplantation.

Kidney disease has long been considered a progressive and irreversible condition, where treatment focuses only on slowing decline rather than restoring lost function. However,  a promising scientific discovery challenges that belief. Researchers have identified a potential way to reverse kidney damage by blocking the activity of ceramides, a type of  fat molecule kinked to cellular injury inside the kidney. In animal trials, targeting ceramides protected kidney cells from damage entirely and allowed renal function to return to normal. In future studies confirms similar results in humans, this breakthrough could transform how kidney disease is treated and provide new hope for millions of patients worldwide.

A peer-reviewed study published in JCI Insight investigated the role of ceramides in acute kidney injury. The researchers demonstrated that suppressing ceramides production in mice preserved mitochondrial function in kidney cells and prevented injury. They reported significantly improved kidney structure and function in treated animals/

How the potential to reverse kidney damage could change future treatment

The role of ceramides in kidney injury

Ceramides are lipid molecules that rise sharply in kidney tissue when the organs are under stress.

High ceramide levels interfere with mitochondrial function inside kidney cells.  Mitochondria provide the energy cells need to survive and recover, so once they fail, cells begin to die. This leads to inflammation, scarring and long-term loss of kidney function. Researchers believe that stopping ceramide accumulation may prevent early injury from becoming permanent damage.

Protecting kidney cells by reducing ceramides

In the recent animal study, scientists treated mice with a compound that reduced ceramide production before inducing acute kidney injury. The treated mice maintained healthy mitochondrial function and experienced no significant loss of kidney performance. In contrast, untreated mice developed severe damage typical of acute kidney injury. This suggests that kidney cells may be able to recover if they are protected at the cellular level.

Why this matters for patient care

If treatments based on ceramide control can be proven safe and effective in humans, the implications are significant. Instead of waiting for damage to accumulate and eventually relying on dialysis or transplantation, patients may one day receive targeted therapy to restore healthy kidney function shortly after injury. This could dramatically change clinical outcomes for individuals affected by sudden kidney failure caused by infection, surgery complications or medication side effects.

What reversing kidney damage could mean for patients

Hope for recovery after acute kidney injury rather than long-term decline.

Less progression to chronic kidney disease and fewer cases of end-stage kidney failure.

Reduced need for dialysis or kidney transplantation.

Improved quality of life and reduced healthcare burden.

Earlier intervention guided by future biomarkers, like urinary ceramide levels.

Why caution and further research are essential

Although results are promising, research is still in early stages. The treatment has only been tested in mice and human kidneys may respond differently. The studies also examined injury prevention rather than full reversal of long-standing kidney damage. Clinical trials will need to confirm safety, dosage, and effectiveness, in humans, and it remains unclear how well this method might work for chronic kidney disease with established scarring.

What scientists plan to explore next

Research groups are now preparing to test ceramic-targeting drugs in human cell models and later. Early-stage clinical trials. Scientists are also exploring whether combining metabolic therapies, cell regeneration strategies and anti-fibrosis treatments could enhance kidney repair even further. Another focus is the development of early detection tools, so patients receive support before irreversible scarring forms.

The discovery that kidney function can be restored in animal studies challenges one of the longest-held assumption in nephrology. If researchers succeed in translating these findings to human treatment, the future of kidney care may shift from slowing damage to restoring health. Though there is a long road ahead, the progress already achieved marks an important step toward a future where kidney damage does not have to be permanent.

 

 

This is only for your information, kindly take the advice of your doctor for medicines, exercises and so on.   

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Thursday, October 28, 2021

Doctors explain how substance abuse wrecks the body and ways counselling can help

Ways substance abuse can affect our body

Addiction can take a serious toll on a person's physical and mental well-being, and in some cases it can even prove fatal. Substance abuse is a form of addiction wherein a person misuses drugs to the extent of losing the ability to stop when needed. Mostly, people start using drugs to experiment or to experience something new, it is almost harmless initially. However, once it becomes more frequent, the body and the mind becomes accustomed to the substance, making it more difficult to resist.

Why do people indulge in substance abuse?

It is important to understand that substance abuse or drug addiction is not only about heroin, cocaine, marijuana or any other illegal drugs, but it also involves overconsumption of prescribed medications, stimulants, opioids, alcohol, nicotine and legal drugs.

Initially, it is all about how the drugs make you feel. You may believe that you're in control and have the sense and sensibility to manage how much and how often you use the drug. But over time, as it becomes more frequent, your brain may be affected in a way that it is deprived of its cognitive powers and you may lose the ability to reason.

In many ways, substance abuse not only affects your mind and behaviour, but it may also impact different parts of your body. Keeping aside the sociological aspect of how it disrupts relationships, self-identity and much more, it can take a great toll on people's body and health.

That being said, we have well-established doctors from different medical fields elaborate on how substance abuse can disrupt our bodily functions and can cause severe damage to various parts of the body. Read on to find out.

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The impact of substance abuse on the brain

Substance abuse aggressively targets the human brain.

According to Dr. Nithin Kumar N, Consultant – Neurology, Fortis Hospitals, Cunningham Road, Bengaluru, "The brain is the most delicate organ in the human body and the center of all human activity." Substance abuse, on the other hand, "is attributed to both short and long-term detrimental effects on the human brain, leading to the destruction of brain cells and an influenced mind and body upon the drug's interaction with the brain's limbic system altering its chemistry."

Given that the drugs target the brain's reward system, inducing the nerve cells to release an excessive quantity of a chemical called dopamine, it produces a high intensity of pleasure, leading to a constant urge to do more drugs, which can be detrimental.

Prolonged use of drugs may also cause certain changes in the brain circuits and chemical systems, which may damage one's decision-making abilities, judgement, cause memory problems and impact a person's ability to learn.

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Can it increase the risk of cancer?

As far as substance abuse is concerned, it can increase the risk of chronic health conditions, including cancer. As per the American Cancer Society, substance abuse and addiction sum up about 30% of all cancer deaths.

Dr Niti Raizada, Director - Medical Oncology and Hemato-Oncology, Fortis Hospitals, Bangalore suggests that long-term abuse of any drug can make people prone to numerous health problems, including the risk of developing cancer. "Tobacco is the leading cause of lung cancer and accounts for 80% of cancer deaths; 3,500 per day in India alone," she says.

Furthermore, as per the Lancet Oncology Journal, heavy alcohol use was associated with 5% of cancer diagnoses last year while the National Cancer Institute attributes 3.5% of deaths due to the same, Dr. Raizada explains. According to her, it interferes with DNA repair leading to cirrhosis and sex hormone deregulation leading to breast cancer.

That said, when it comes to cancer patients particularly, besides the general risks associated with substance abuse, Dr. Raizada says, "cancer patients face complications specific to the disease and its treatment like reduced efficacy of treatments or therapies in some, while side effects such as nausea and vomiting in others."

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The link between ketamine abuse and kidney damage

Our kidneys play an important role in removing wastes and extra fluid from the body. It helps maintain a healthy balance between water, salts and minerals in our blood.


Having said that, while substance abuse in all its forms is bad for your overall health, ketamine is a dissociative anesthetic used on animals, abused for recreational purposes. It is a sedating drug which induces unconsciousness in a patient. Due to its dissociated amnesia effect, it's also known as a "date rape drug", says Dr. Vinod S Dibbur, Consultant – Nephrology, Fortis Hospitals, Bannerghatta Road, Bangalore.

Delving deeper into the effects of ketamine on the kidney, the doctor says, "Upon prolonged abuse of Ketamine, the byproducts of Ketamine accumulate in the urinary bladder, which results in chronic, usually irreversible damage (in early stages)."

"However, with continued exposure, other complications can occur such as a small shrunken urinary bladder, hydroureteronephrosis (excess fluid in the kidneys), which is found in 50% of the cases. This inevitably affects the overall functioning of the kidneys", he adds.

Burning micturition, incontinence, increased frequency of urination, and bloody urine are some of the symptoms associated with it.

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The role of counselling in managing drug cravings and preventing a relapse

Substance abuse is more than just a physical urge to do or misuse drugs. It is also an illness of the mind, driving a person to give in to the cravings.

Having said that, counselling plays an important role in curbing drug cravings and may even make a person proficient in resisting it. "Detoxification, or the removal of drugs and toxins from the body, is the first step in which one learns to control drug cravings while avoiding relapse", says Akanksha Pandey, Consultant Clinical Psychology, Fortis Hospitals, Bannerghatta Road, Bangalore.

Given that the chances of a recovering patients/addicts experiencing a relapse is high, as per Ms. Pandey, "Counselling assists one in overcoming cravings and learning to cope with life's challenges, aims to change people's behaviors and attitudes as well as strengthens life skills, and supports other treatments."

This is only for your information, kindly take the advice of your doctor for medicines, exercises and so on.   

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