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Not yet recruitingOBSERVATIONAL

Transcriptional Analysis of Mechanisms in Liver Failure and Sepsis

This research aims to understand why the body reacts to sudden, severe liver failure, often caused by paracetamol overdose, and serious widespread infections called sepsis. When the liver suddenly stops working, it can trigger a strong reaction where the body's own defence system causes swelling and damage to other important organs like the kidneys, lungs, and heart. Currently, a liver transplant is often the only real cure, but not everyone can get one. This study will look closely at blood cells to see how our defence system works in these situations. By understanding these processes, we hope to find new treatments that could stop more damage, potentially reduce the need for transplants, and improve the chances of survival for patients.

At a glance

Status
Not yet recruiting
Sponsor
University of Cambridge
Enrolment target
100
Start
01 Sep 2025
Estimated completion
01 Sep 2028

What is this study about?

Imagine your liver is like a powerful filter and processing plant for your body. Sometimes, for different reasons like accidental paracetamol overdose, it can suddenly stop working properly. This is called acute liver failure, and it's very serious. When this happens, your body's alarm system, called the immune system, goes into overdrive, causing swelling and damage not just to the liver but also to other vital organs like your kidneys, lungs, and heart. Patients often need intensive care and, in many cases, a liver transplant is the best or only way to get better. Sepsis is another life-threatening condition where the body has an extreme reaction to an infection, which also causes widespread inflammation and organ damage.

The tricky part is that we don't fully understand why some people's bodies react in certain ways, and why this inflammation spreads. Because of this, it's hard to develop new medicines that can effectively prevent this damage or help people who aren't able to get a liver transplant. For those who can't have a transplant, survival rates are often very low. This study aims to dig deeper into these problems.

Our researchers want to closely examine blood samples from patients with acute liver failure or sepsis. By studying the cells in these samples, we hope to understand exactly how the immune system works during these illnesses. We want to find out which parts of the immune system are most active and how the liver, when it's in trouble, might be contributing to inflammation spreading throughout the body. The main goal is to discover new targets for medications. These new treatments could potentially prevent the need for a liver transplant, or at least buy more time for patients while they wait for an organ. Ultimately, this research hopes to improve treatments and save lives.

Key takeaways

  • This study investigates severe liver failure and sepsis.
  • It aims to understand how the body's defence system reacts and causes inflammation.
  • The goal is to find new treatments to reduce the need for liver transplants.
  • Participation involves providing blood samples.
  • It will not change your current medical treatment.

Who may be eligible?

This study is looking for volunteers who are currently in intensive care because of a few specific conditions. Firstly, you might be eligible if you have acute liver failure that was caused by an overdose of paracetamol (also known as acetaminophen).

Secondly, if you are in intensive care with sepsis, which is a very serious full-body reaction to an infection, you might also be able to take part. The study is open to both men and women, and you must be at least 18 years old.

It's important to know that people under 16 years old cannot be included in this particular study.

Could this study suit you?

Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.

  1. Are you 18 years old or older?
  2. Are you in intensive care due to sudden liver failure caused by paracetamol?
  3. Are you in intensive care due to a severe infection called sepsis?
  4. Are you able to provide consent, either directly or through a legal representative?
Answer every question to see your result.

What does participation involve?

Taking part in this study would involve giving blood samples. These samples will be analysed by researchers to understand the immune system's response to acute liver failure or sepsis. We do not anticipate any additional visits or assessments beyond the medical care you would already be receiving. There will be no new medications given as part of this study. The total duration of your participation would be limited to the period during which blood samples are collected, likely during your time in intensive care. Specific details about the number and timing of blood draws will be explained by the study team.

Potential risks and benefits

The main benefit of taking part in this study is that your contribution will help researchers better understand acute liver failure and sepsis. This could lead to new treatments in the future, potentially helping many people. There are no direct medical benefits for you immediately in this study. The risks associated with simply providing blood samples are generally low, mainly involving temporary discomfort or bruising at the site of the blood draw. You have the right to withdraw from the study at any time without giving a reason, and this will not affect your medical care.

Locations (7)

Some site locations are approximate. We're improving this — please verify with the trial team before travelling.
  • University Hospitals Birmingham
    Verified postcode
    Birmingham, United Kingdom
  • Addenbrooke's Hospital
    Verified postcode
    Cambridge, United Kingdom
  • Royal Infirmary of Edinburgh
    Verified postcode
    Edinburgh, United Kingdom
  • Leeds General Infirmary
    Verified postcode
    Leeds, United Kingdom
  • Kings College Hospital
    Verified postcode
    London, United Kingdom
  • Royal Free Hospital
    Verified postcode
    London, United Kingdom
  • Freeman Hospital
    Verified postcode
    Newcastle, United Kingdom

Common questions

What is 'acute liver failure'?

Acute liver failure is when your liver, which is usually healthy, suddenly stops working properly, often due to significant damage.

What is 'sepsis'?

Sepsis is a very serious condition where your body has an extreme and life-threatening reaction to an infection, causing widespread inflammation.

Will taking part in this study change my treatment?

No, this study is observational. It won't change your medical care or the treatments your doctors are already giving you.

How much blood will be taken?

Small amounts of blood will be taken for research purposes. The study team will explain the exact amounts and how often.

Will my personal information be kept private?

Yes, any information collected will be kept confidential and anonymised as much as possible to protect your privacy.

How to find out more

Always speak to your GP or specialist before deciding to take part in a study.

Interested in taking part?

Register your interest

Share your details and the research team for "Transcriptional Analysis of Mechanisms in Liver Failure and …" will contact you if you may be eligible. Always speak to your GP before agreeing to take part.

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