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Archive for the ‘biotech/medical’ category: Page 150

May 2, 2024

Sepsis Builds Immune System to Fight Cancer

Posted by in categories: biotech/medical, information science, neuroscience

Sepsis is a condition in which the body responds improperly. More specifically, the infection causes the organs in the body to shut down. This is a serious illness which could lead to extremely low blood pressure or septic shock. In this case, permanent damage to the lungs, kidneys, liver, and other organs can occur. Unfortunately, if the damage is extensive enough, it could be fatal. Common symptoms associated with sepsis includes alteration of mental status, shallow breathing, sweating out of context, lightheadedness, chills, and other symptoms associated with infection or fever. Sepsis can lead to septic shock and raises the risk of death. Symptoms of septic shock include inability to stand, sleepiness, and extreme confusion. Interestingly, symptoms can vary between people, and it is important to monitor bodily changes to detect sepsis as early as possible. Bacterial, viral, or fungal infections can lead to sepsis including common infections such as pneumonia, urinary tract infections, and burns, among others. It is critical to see a doctor if you suspect you are not getting better or if your symptoms worsen. Early detection of sepsis can help improve survival rate and prevent permanent organ damage. Treatments include antibiotics, increased fluids, vasopressors to increase blood pressure, and steroids. Although scientists and physicians have worked to understand sepsis and how to treat it, other discoveries are yet to be made.

A recent study in Nature Immunology by Dr. Antoine Roquilly from Nantes University in France, demonstrated that patients that experienced sepsis build strong immune cells that aid in the prevention of tumor development. It was previously unknown how the immune landscape was shaped after a patient recovered from sepsis. Roquilly and his team wanted to understand the relationship between these exposed immune cells and the risk of developing cancer in the future.

Roquilly’s research team first analyzed big datasets that consisted of information from patients who survived sepsis. Researchers were able to determine the risk of cancer prevalence up to 10 years following the discharge from the hospital for sepsis patients. Interestingly, sepsis survivors had lower risk of developing cancer compared to those that did not have sepsis.

May 2, 2024

More than 100,000 students try to sue universities over disruption to their studies

Posted by in categories: biotech/medical, education

THE END OF ACADEMIA?


The pandemic and industrial action has caused massive upheaval in the education system in recent years, and many students feel short-changed.

May 2, 2024

The extraordinary promise of personalised cancer vaccines

Posted by in categories: biotech/medical, neuroscience

Glioblastomas are an extremely aggressive type of brain tumour, which is why the news this week of a vaccine that has shown promise in fighting them is so exciting. And this comes right off the back of the announcement of another trial of the world’s first personalised mRNA vaccine for melanoma, a kind of skin cancer. Ian Sample talks to Prof Alan Melcher of the Institute of Cancer Research about how these vaccines work and whether they could one day be used to target cancer before it is even detectable on scans.

How to listen to podcasts: everything you need to know.

May 1, 2024

A gut bacteria could hold the key to universal blood, revolutionizing transfusion medicine

Posted by in category: biotech/medical

Study found that exoglycosidases from Akkermansia muciniphila effectively target blood group antigens, potentially converting A and B blood types to ABO-universal blood.

May 1, 2024

Researchers create new chemical compound to solve 120-year-old problem

Posted by in categories: biotech/medical, chemistry, food

For the first time, chemists in the University of Minnesota Twin Cities College of Science and Engineering have created a highly reactive chemical compound that has eluded scientists for more than 120 years. The discovery could lead to new drug treatments, safer agricultural products, and better electronics. The study is published in Science.

May 1, 2024

First cancer jab trial finds they ‘weaponise immune system to attack tumours’

Posted by in categories: biotech/medical, neuroscience

A NEW mRNA cancer vaccine can reprogram the immune system to attack tumours within 48 hours, a study shows.

The first-ever human clinical trial of four adult patients showed the jab helps fight against aggressive and deadly brain tumours.

May 1, 2024

Voltage Breakthrough in Quest for Cheaper, Safer Batteries

Posted by in categories: biotech/medical, chemistry, engineering

A QUT-led team of international researchers has made a breakthrough in the development of a type of battery that is much safer and cheaper than the batteries currently charging our smart devices.

The research, published in the prestigious Journal of the American Chemical Society, has demonstrated a way of improving the voltage of aqueous zinc-ion batteries, which are a type of rechargeable battery which have a water-based electrolyte.

QUT researchers involved in the study are Professor Ziqi Sun, Associate Professor Dongchen Qi, and Fan Zhang from the School of Chemistry and Physics, Professor Ting Liao and Professor Cheng Yan from the School of Mechanical, Medical and Process Engineering and Dr Aaron Micallef from the Central Analytical Research Facility.

May 1, 2024

Resident tissue macrophages: Key coordinators of tissue homeostasis beyond immunity

Posted by in categories: biotech/medical, neuroscience

From the brain to the bowels, a division of labor between resident tissue lmacrophages keeps organs healthy.

Learn more in a new Science Immunology Review: #DayOfImmunology

May 1, 2024

Therapists Warn That Taking Magic Mushrooms for Treatment Can Lead to Unwanted Romantic Feelings

Posted by in category: biotech/medical

Therapists suggest in a new study that there are some intense drawbacks, on their sides and for patients, of psychedelic therapy.

Apr 30, 2024

Mammograms should start at 40 to address rising breast cancer rates at younger ages, panel says

Posted by in category: biotech/medical

Regular mammograms to screen for breast cancer should start younger, at age 40, according to an influential U.S. task force. Women ages 40 to 74 should get screened every other year, the group said.

Previously, the task force had said women could choose to start breast cancer screening as young as 40, with a stronger recommendation that they get the exams every two years from age 50 through 74.

The announcement Tuesday from the U.S. Preventive Services Task Force makes official a draft recommendation announced last year. The recommendations were published in the Journal of the American Medical Association.

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