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Archive for the ‘biotech/medical’ category: Page 244

Jun 30, 2023

New journal, podcast take a closer look at artificial intelligence in medicine

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

ChatGPT isn’t the only tool available though. Google is working with medicine and so is IBM and I believe, Microsoft though they use ChatGPT. So far, I’m liking the responses more from Bard on many questions so I am hoping Google keeps up the good work. But whoever stays ahead in AI, I hope it helps humanity. BTW, ask Bard and Bing AI how it they will help humanity. They have different but somewhat similar answers now. At first Bing was on the fence on if it would help humanity when the Singularity arrived but Bard was firm in saying it would help us. So yes, I have more faith in Bard than ChatGPT. I am a little biased though. I’m a Pixel Super Fan and own a Pixel 6 and have owned several Google products/services. Anyway, what are your thoughts in AI and medicine? I think we should be cautious because it can be manipulated by hackers more easily, like chat bots were, but at the same time there’s great potential to benefit humanity.


Andrew Beam, deputy editor of a new journal on AI and co-host of a podcast on the topic, discusses both the potential and challenges of the powerful tool.

Jun 30, 2023

Tired of scooping cat litter? The robot will do it for you

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

After using the Whisker Litter-Robot 4, I will never return to a regular litter box. The insight it gives me into Norbert’s overall health and the daily cleaning makes it completely worth it. Just be patient with the setup process and with your cat learning a new routine. Norbert’s opinion also upholds the new litter box since he was able to transition pretty seamlessly and gets to have a clean litter box every single time.

Also: This army robot dog is part of a bigger battle for brain-machine interface tech

The Whisker Litter-Robot 4 is no doubt expensive, but the company also offers the previous generation Litter-Robot 3 for a bit cheaper at $549. It’s definitely an investment, but this is a type of automated technology I can get behind.

Jun 30, 2023

Adding natural molecule to toothpastes and mouthwash may help prevent plaque and cavities

Posted by in category: biotech/medical

Most of the world’s population either chronically suffers from plaque and dental cavities or will develop them at some point in their lives. Toothpastes, mouthwashes, and regular checkups do their part, but more can always be done. Now, Ben-Gurion University of the Negev scientists and their colleagues at Sichuan University and the National University of Singapore have discovered that 3,3′-Diindolylmethane (DIM), a naturally occurring molecule also known as bisindole, reduces by 90% the biofilms that produce plaque and cavities. The molecule is also found to have anti-carcinogenic properties.

Their findings were published earlier this month in the journal Antibiotics.

Your mouth is a great reservoir for bacteria such as S. mutans, which is believed to be one of the primary actors in dental cavities. After you eat, S. mutans grows in the moist and sugary atmosphere of your in a biofilm that coats your teeth. Biofilm generates plaque, attacks enamel and causes cavities. The scientists found that the bisindole (DIM) disrupted that biofilm by 90% and therefore the bacterium was not given a chance to grow.

Jun 30, 2023

AI-discovered drug enters Phase II trials, first patients dosed in the US, China

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

Phase I trials were conducted in New Zealand and China, and the drug was found to be safe for use.

A drug discovered using generative artificial intelligence (AI) has now entered Phase II clinical trials, with the first dose given to patients, its inventor Insilico Medicine said in a press release. The trials occurring at multiple sites in the US and China will involve 60 subjects with Idiopathic Pulmonary Fibrosis (IPF).

The term “Generative AI” has become common knowledge these days and is associated with bots that can perform tasks like having human-like conversations or creating art or images. However, Hong Kong and New York-based Insilico Medicine have been using the technology for years to discover therapies for debilitating diseases.

Jun 29, 2023

Harnessing ancient genomes to study the history of human adaptation

Posted by in categories: biotech/medical, evolution, genetics

Ancient genomes can inform our understanding of the history of human adaptation through the direct tracking of changes in genetic variant frequency across different geographical locations and time periods. The authors review recent ancient DNA analyses of human, archaic hominin, pathogen, and domesticated animal and plant genomes, as well as the insights gained regarding past human evolution and behaviour.

Jun 29, 2023

A healthy lifestyle reduces risk of developing severe liver disease

Posted by in category: biotech/medical

In a recent study published in Metabolism, researchers investigate the correlation between a healthy lifestyle and Life’s Essential 8 (LE8) scores in new-onset severe non-alcoholic fatty liver disease (NAFLD).

Study: A healthy lifestyle, Life’s Essential 8 scores and new-onset severe NAFLD: A prospective analysis in UK Biobank. Image Credit: Explode / Shutterstock.com.

Jun 29, 2023

Biocompatible Innovation: MIT’s Soft, Printable, Metal-Free Electrodes for Next-Gen Implants

Posted by in categories: biotech/medical, computing, neuroscience

A new Jell-O-like material could replace metals as electrical interfaces for pacemakers, cochlear implants, and other electronic implants.

Do an image search for “electronic implants,” and you’ll draw up a wide assortment of devices, from traditional pacemakers and cochlear implants to more futuristic brain and retinal microchips aimed at augmenting vision, treating depression, and restoring mobility.

Some implants are hard and bulky, while others are flexible and thin. But no matter their form and function, nearly all implants incorporate electrodes — small conductive elements that attach directly to target tissues to electrically stimulate muscles and nerves.

Jun 29, 2023

Beta Cells From Stem Cells: Nearing a Cure for Type 1 Diabetes?

Posted by in category: biotech/medical

Anne L. Peters, MD, discusses clinical trial results of beta cells made from stem cells in patients with type 1 diabetes.

Jun 28, 2023

Newly discovered cells could be responsible for atherosclerosis complications

Posted by in categories: biotech/medical, neuroscience

A new type of macrophage recently identified in atherosclerotic lesions could provide a missing link in understanding the inflammatory origins of the common yet fatal condition.

Atherosclerosis is a common condition in which an accumulation of fat, named plaque, builds up on the innermost walls of arteries, causing them to become narrow and restrict the blood flow to such as the heart and the brain. It can be life-threatening if untreated—narrow arteries increase the risk of a blockage and lead to a or stroke.

Macrophages are immune cells that play essential roles in organ homeostasis as well as infection and injury. Key to their success is the ability to alter their transcriptional patterns of gene expression to perform highly-specialized roles in specific organs and tissues. However, their prominent role means that when things go wrong, macrophages can be impactful drivers of disease.

Jun 28, 2023

Researchers uncover new CRISPR-like system in animals that can edit the human genome

Posted by in category: biotech/medical

A team of researchers led by Feng Zhang at the Broad Institute of MIT and Harvard and the McGovern Institute for Brain Research at MIT has uncovered the first programmable RNA-guided system in eukaryotes—organisms that include fungi, plants, and animals.

In a study published in Nature, the team describes how the system is based on a called Fanzor. They showed that Fanzor proteins use RNA as a guide to target DNA precisely, and that Fanzors can be reprogrammed to edit the of human cells. The compact Fanzor systems have the potential to be more easily delivered to cells and tissues as therapeutics than CRISPR/Cas systems, and further refinements to improve their targeting efficiency could make them a valuable new technology for editing.

CRISPR/Cas was first discovered in prokaryotes (bacteria and other single-cell organisms that lack nuclei) and scientists including Zhang’s lab have long wondered whether similar systems exist in eukaryotes. The new study demonstrates that RNA-guided DNA-cutting mechanisms are present across all kingdoms of life.

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