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Archive for the ‘biotech/medical’ category: Page 227

May 8, 2024

AlphaFold 3 predicts the structure and interactions of all of life’s molecules

Posted by in categories: biotech/medical, nanotechnology, open access

Inside every plant, animal and human cell are billions of molecular machines. They’re made up of proteins, DNA and other molecules, but no single piece works on its own. Only by seeing how they interact together, across millions of types of combinations, can we start to truly understand life’s processes.

In a paper published in Nature, we introduce AlphaFold 3, a revolutionary model that can predict the structure and interactions of all life’s molecules with unprecedented accuracy. For the interactions of proteins with other molecule types we see at least a 50% improvement compared with existing prediction methods, and for some important categories of interaction we have doubled prediction accuracy.

We hope AlphaFold 3 will help transform our understanding of the biological world and drug discovery. Scientists can access the majority of its capabilities, for free, through our newly launched AlphaFold Server, an easy-to-use research tool. To build on AlphaFold 3’s potential for drug design, Isomorphic Labs is already collaborating with pharmaceutical companies to apply it to real-world drug design challenges and, ultimately, develop new life-changing treatments for patients.

May 8, 2024

AlphaFold Server Demo — Google DeepMind

Posted by in categories: biotech/medical, chemistry, open access, robotics/AI

Google DeepMind’s newly launched AlphaFold Server is the most accurate tool in the world for predicting how proteins interact with other molecules throughout the cell. It is a free platform that scientists around the world can use for non-commercial research. With just a few clicks, biologists can harness the power of AlphaFold 3 to model structures composed of proteins, DNA, RNA and a selection of ligands, ions and chemical modifications.

AlphaFold Server will help scientists make novel hypotheses to test in the lab, speeding up workflows and enabling further innovation. Our platform gives researchers an accessible way to generate predictions, regardless of their access to computational resources or their expertise in machine learning.

Continue reading “AlphaFold Server Demo — Google DeepMind” »

May 8, 2024

New AI Tools Predict How Life’s Building Blocks Assemble

Posted by in categories: biotech/medical, information science, nanotechnology, robotics/AI

Proteins are the molecular machines that sustain every cell and organism, and knowing what they look like will be critical to untangling how they function normally and malfunction in disease. Now researchers have taken a huge stride toward that goal with the development of new machine learning algorithms that can predict the folded shapes of not only proteins but other biomolecules with unprecedented accuracy.

In a paper published today in Nature, Google DeepMind and its spinoff company Isomorphic Labs announced the latest iteration of their AlphaFold program, AlphaFold3, which can predict the structures of proteins, DNA, RNA, ligands and other biomolecules, either alone or bound together in different embraces. The findings follow the tail of a similar update to another deep learning structure-prediction algorithm, called RoseTTAFold All-Atom, which was published in March in Science.

May 8, 2024

Researchers discover how Gut Muscle can be Vital for Growth, Repair and Treatments

Posted by in categories: biotech/medical, food

The findings, published in a study in Developmental Cell, reveal that intestinal smooth muscle originates in embryos and forms by the same process that is a hallmark of creating scar tissue when a wound heals.

The smooth muscle sits inside tiny finger-like projections called villi, which absorb fats—also known as lipids—from foods. Contractions of these smooth muscles squeeze absorbed dietary fats through lymphatic capillaries, called lacteals, which send the fats into the systemic blood circulation to produce energy.

May 8, 2024

The Key Roles of DNA in Brief

Posted by in categories: biotech/medical, genetics

Advances in DNA technology enable personalized approaches to healthcare, tailoring treatments and therapies based on an individual’s genetic makeup to improve efficacy and minimize side effects.

May 8, 2024

It’s Not Recommended to Rinse Your Teeth After Brushing. Here’s Why

Posted by in category: biotech/medical

If you’re still rinsing your teeth with water after brushing them, it may be time to stop. There are actually some benefits to leaving that extra bit of toothpaste on your teeth. I used to rinse after brushing my teeth — and even went back over them with a wet toothbrush — to remove any remnants of toothpaste left in my mouth. But then I found out from a dentist’s TikTok video that doing that isn’t the most effective method of keeping your chompers in good shape.

Instead, I now spit out as much toothpaste as I can without swishing with water, so I can allow the toothpaste to do its job just a little longer. However, I wasn’t sure why I was doing this — or what the benefits were — until I spoke with an expert.

I talked to Dr. Edmond Hewlett, consumer advisor for the American Dental Association and a professor at UCLA School of Dentistry, to find out why you shouldn’t rinse your mouth with water after brushing your teeth. Here’s the answer. For more tips, here’s why you should floss before brushing your teeth.

May 8, 2024

The Silicon Hospital: Silicon and Software Could Replace Drugs

Posted by in category: biotech/medical

The Silicon Hospital is OpenWater’s revolutionary open-source software and hardware platform.

May 8, 2024

Nanoparticle researchers develop microfluidic platform for better delivery of gene therapy for lung disease

Posted by in categories: biotech/medical, nanotechnology

Drug delivery researchers at Oregon State University have developed a device with the potential to improve gene therapy for patients with inherited lung diseases such as cystic fibrosis.

May 8, 2024

Researchers develop a nanoparticle that can penetrate the blood-brain barrier

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

Researchers at Sylvester Comprehensive Cancer Center at the University of Miami Miller School of Medicine have developed a nanoparticle that can penetrate the blood-brain barrier. Their goal is to kill primary breast cancer tumors and brain metastases in one treatment, and their research shows the method can shrink breast and brain tumors in laboratory studies.

May 8, 2024

‘Better than graphene’ material development may improve implantable technology

Posted by in categories: biotech/medical, engineering

The team, led by Dipanjan Pan, Dorothy Foehr Huck & J. Lloyd Huck Chair Professor in Nanomedicine and professor of materials science and engineering and of , published their work —the first of its kind, they said—in ACS Nano.

“Borophene is a very interesting material, as it resembles carbon very closely including its atomic weight and electron structure but with more remarkable properties. Researchers are only starting to explore its applications,” Pan said.

“To the best of our knowledge, this is the first study to understand the biological interactions of borophene and the first report of imparting chirality on borophene structures.”

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