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Archive for the ‘biotech/medical’ category: Page 238

Jul 6, 2023

Colorectal cancer in the liver: New treatment gives more people hope for a cure

Posted by in categories: biotech/medical, health

Health care professionals are overcoming these obstacles with a new treatment called hepatic artery infusion pump chemotherapy that shrinks liver tumors, giving more people a chance for surgery. This treatment also can shrink tumors in the bile ducts inside the liver, called intrahepatic cholangiocarcinoma.

“Our goal is to expand the number of patients who could be offered curative treatment,” says Dr. Thiels. “We are also aiming to reduce the risk of cancer recurring in people with high-risk liver tumors.”

Continue reading “Colorectal cancer in the liver: New treatment gives more people hope for a cure” »

Jul 6, 2023

New biomarker confirmed for early diagnosis of multiple sclerosis

Posted by in categories: biotech/medical, neuroscience

A study conducted by researchers from the Department of Neurology at MedUni Vienna and University Hospital Vienna has demonstrated for the first time that the diagnosis of multiple sclerosis (MS) can be significantly improved by additionally measuring the thickness of retinal layers in the eye.

Use of the procedure, which is already available at the Departments of MedUni Vienna and University Hospital Vienna, helps to detect the condition at an earlier stage and predict its progression more accurately. This can lead to a decisive increase in the chance of improved patient outcomes. The findings have been published in the journal Neurology.

As part of their investigation, the research team headed by Gabriel Bsteh and Thomas Berger of the Department of Neurology at MedUni Vienna and University Hospital Vienna collaborated with colleagues from MedUni Vienna and University Hospital Vienna’s Department of Ophthalmology and Optometrics to examine 267 MS patients over a period of five years.

Jul 6, 2023

Living digital camera: scientists capture light patterns in DNA for image storage

Posted by in categories: biotech/medical, electronics

In a recent article published in Nature communications*, researchers described a technique of capturing two-dimensional (2D) light patterns into deoxyribonucleic acid (DNA) and using high-throughput next-generation sequencing to retrieve recorded images.

Study: A biological camera that captures and stores images directly into DNA. Image Credit: BillionPhotos/Shutterstock.com.

Jul 6, 2023

Smile, You’re on BacCam! DNA Stores Images from a Living Digital Camera

Posted by in categories: biotech/medical, computing

Scientists at the National University of Singapore (NUS) have used bacteria for recording, storing, and retrieving images in DNA. This biological analog to a digital camera, which the authors have named “BacCam,” is a crucial step for DNA data storage techniques and the merging of biological and electronic systems.

The article, “A biological camera that captures and stores images directly into DNA,” was published in Nature Communications.

Prior to this publication, there were two landmark papers that addressed either the use of cells to capture light or the storage of images into DNA, but not the two together. In May 2017, researchers from the lab of Christopher Voigt, PhD, at the Massachusetts Institute of Technology (MIT) developed a system to produce ‘color photographs’ on bacterial culture plates by controlling pigment production and to redirect metabolic flux by expressing CRISPRi guide RNAs. Two months later, researchers in the lab of George Church, PhD, at Harvard Medical School demonstrated a method for encoding images via de novo DNA synthesis before insertion into the bacterial genome.

Jul 6, 2023

What does the future hold for humanity? Well, 4 out of 10 experts said they were equally concerned and excited “about the changes in the ‘human-tech’ evolution”

Posted by in categories: biotech/medical, robotics/AI

Wonder drugs, environmental sustainability or Skynet apocalypse: Hundreds of experts weigh in on what life might be for A.I.-fueled 2035 in new Pew Research report.

Jul 6, 2023

Another deadly pandemic seems inevitable — but there is a way to avoid it

Posted by in category: biotech/medical

We need to do big things quickly to halt the disturbance of nature. And I fear that’s not happening, says former Guardian environment editor John Vidal.

Jul 6, 2023

Dissolving electronic device to monitor and treat heart dysfunction gets FDA approval

Posted by in categories: biotech/medical, electronics

New gadget can map electrical activity and deliver electrical stimuli to stop atrial fibrillation, before dissolving into the body.

Nearly 800K people fall victim to a heart attack in the US each year. A recent study undertaken by a team of researchers at Northwestern and George Washington (GW) universities has developed a new device to monitor and treat heart disease and dysfunctions in the aftermath of heart-related incidents.

The device seems to hold promise for providing critical support during the days, weeks, or months following heart problems. According to the researchers convey that the new technology harmlessly dissolves inside the body and skips the need for extraction.

Continue reading “Dissolving electronic device to monitor and treat heart dysfunction gets FDA approval” »

Jul 6, 2023

AI tests into top 1% for original creative thinking

Posted by in categories: biotech/medical, business, finance, robotics/AI

New research from the University of Montana and its partners suggests artificial intelligence can match the top 1% of human thinkers on a standard test for creativity.

The study was directed by Dr. Erik Guzik, an assistant clinical professor in UM’s College of Business. He and his partners used the Torrance Tests of Creative Thinking, a well-known tool used for decades to assess human creativity.

The researchers submitted eight responses generated by ChatGPT, the application powered by the GPT-4 engine. They also submitted answers from a of 24 UM students taking Guzik’s entrepreneurship and personal finance classes. These scores were compared with 2,700 college students nationally who took the TTCT in 2016. All submissions were scored by Scholastic Testing Service, which didn’t know AI was involved.

Jul 6, 2023

Microbial Composition May Affect Lifespan

Posted by in categories: biotech/medical, life extension

New research published in Scientific Reports suggests that microbes in the human gut and mouth can impact how long people live [1].

Bacteria and other microbes are often associated with diseases, but disease-causing microbes are only a minority. The majority of microbes are harmless or beneficial to humans, and we have millions of them living inside and outside us. Researchers refer to this community as the microbiota.

In previous research, scientists had noticed an association between microbiota and longevity [2]. However, the association between two things does not necessarily mean that one is causing the other. Therefore, in this new paper, researchers explored potential causal relationships between gut and mouth microbes’ composition and longevity in order to determine what compositions of microbiota result in increases or decreases in lifespan.

Jul 6, 2023

Artificial cells demonstrate that ‘life finds a way’

Posted by in categories: bioengineering, biotech/medical, education, evolution

Evolutionary biologist Jay T. Lennon’s research team has been studying a synthetically constructed minimal cell that has been stripped of all but its essential genes. The team found that the streamlined cell can evolve just as fast as a normal cell—demonstrating the capacity for organisms to adapt, even with an unnatural genome that would seemingly provide little flexibility.

Details about the study can be found in a paper featured in Nature. Roy Z. Moger-Reischer, a Ph.D. student in the Lennon lab at the time of the study, is first author on the paper.

“Listen, if there’s one thing the history of evolution has taught us is that life will not be contained. Life breaks free. It expands to new territories, and it crashes through barriers painfully, maybe even dangerously, but… ife finds a way,” said Ian Malcolm, Jeff Goldblum’s character in Jurassic Park, the 1993 science fiction film about a park with living dinosaurs.

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