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Archive for the ‘biotech/medical’ category: Page 1744

Dec 3, 2019

Scientists Finally Build Artificial Brain Cells

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

The development could lead to personalized, responsive medical devices.

Dec 3, 2019

Company claims signs of success with CRISPR-edited stem cell transplants for two genetic diseases

Posted by in categories: biotech/medical, genetics

Editing of hemoglobin gene leads two people with different conditions to no longer need regular blood transfusions.

Dec 3, 2019

Artificial neurons which could replace lost brain cells in Alzheimer’s, developed by scientists

Posted by in categories: biotech/medical, computing

Artificial neurons which could be implanted in the brain to repair the damage caused by Alzheimer’s disease or other neurodegenerative conditions, have been invented by scientists.

The electronic cells, developed by teams at the University of Bath and a team of international collaborators, sit on a silicon chip and mimic the responses of biological neurons when triggered by the nervous system.

Neurons are specialised cells which transmit nerve impulses, allowing parts of the body to communicate, and are the core components of the brain, spinal cord and nervous system. They are also present around the heart.

Dec 3, 2019

Family thankful for new technique that eases giving gift of life

Posted by in category: biotech/medical

More than 10,000 people are waiting for a lifesaving liver transplant.

The liver is one of the only organs that can be donated from a living person, and now, a new technique is making it easier than ever before to give the gift of life.

Nikko Velazquez, 29, watched helplessly as his girlfriend’s father, Abraham Aviv, 66, experienced end stage liver disease.

Dec 3, 2019

World first as artificial neurons developed to cure chronic diseases

Posted by in categories: biotech/medical, computing

Artificial neurons on silicon chips that behave just like the real thing have been invented by scientists—a first-of-its-kind achievement with enormous scope for medical devices to cure chronic diseases, such as heart failure, Alzheimer’s, and other diseases of neuronal degeneration.

Critically the artificial not only behave just like biological neurons but only need one billionth the power of a microprocessor, making them ideally suited for use in medical implants and other bio-electronic devices.

The research team, led by the University of Bath and including researchers from the Universities of Bristol, Zurich and Auckland, describe the artificial neurons in a study published in Nature Communications.

Dec 3, 2019

Ms. Nina Khera — 13 Year Old Longevity Biotech Researcher and Entrepreneur — Founder and CEO of Biotein — ideaXme — Ira Pastor

Posted by in categories: aging, bioengineering, biotech/medical, business, DNA, genetics, life extension, robotics/AI, science, transhumanism

Dec 3, 2019

Israeli scientists find way to treat deadly pancreatic cancer in 14 days

Posted by in category: biotech/medical

The tumor in one mouse that was injected with human cancer cells completely disappeared.

Dec 3, 2019

Cyrus Biotechnology and the Broad Institute of MIT and Harvard Launch Multi-Target Collaboration to Develop Optimized CRISPR Gene Editing Technology

Posted by in categories: bioengineering, biotech/medical

Cyrus Biotechnology in Seattle and Broad Institute of MIT and Harvard launch collaboration to develop optimized CRISPR gene technology.

Cyrus Biotechnology, Inc. Lucas Nivon, 206−258−6561 [email protected]

Dec 2, 2019

Harnessing the power of CRISPR in space and time

Posted by in categories: bioengineering, biotech/medical

Researchers in Vienna from Ulrich Elling’s laboratory at IMBA—Institute of Molecular Biotechnology of the Austrian Academy of Sciences—in collaboration with the Vienna BioCenter Core Facilities have developed a revolutionary CRISPR technology called “CRISPR-Switch,” which enables unprecedented control of the CRISPR technique in both space and time.

CRISPR/Cas9 technology is based on a modified version of a bacterial defense system against bacteriophages. One of the landmark discoveries for this technique in fact was laid in Vienna and published in 2012 in a study co-authored by Emmanuelle Charpentier and VBC Ph.D. student, Krzysztof Chylinski. Due to its power to also edit mammalian genomes, CRISPR/Cas9 has rapidly established itself as the most employed gene editing method in laboratories across the world with huge potential to find its way to the clinics to cure rare disease. Just a week ago, the first success in the treatment of sickle cell anemia was announced.

To control the power of genome editing, several groups have worked on systems to control editing activity. Scientists from the lab of Ulrich Elling at IMBA were now able to gain unprecedented control over sgRNA activity, in a system termed “CRISPR-Switch.” The results are published in the renowned journal Nature Communications.

Dec 2, 2019

New principle for activation of cancer genes discovered

Posted by in categories: biotech/medical, computing

Researchers have long known that some genes can cause cancer when overactive, but exactly what happens inside the cell nucleus when the cancer grows has so far remained enigmatic. Now, researchers at Karolinska Institutet in Sweden have found a new mechanism that renders one canonical driver of cancer overactive. The findings, published in Nature Genetics, create conditions for brand new strategies to fight cancer.

One gene that is called MYC is central for normal cell growth. However, if the gene mutates and/or becomes overactive, it could lead to abnormal cell growth and . It is previously known that so-called super-enhancers, large regions in the DNA that develop near cancer genes, could somehow make the MYC gene overactive.

The current study increases our understanding of how this process takes place by highlighting how environmental cues can conspire with the architecture of the cell nucleus to cause overexpression. With the help of new laboratory techniques and computer models, the researchers show how the activation of the pathway of the signal-molecule WNT charges the super-enhancer with proteins that lures the MYC gene to the cell nucleus pores. The pores are situated on the membrane of the cell nucleus and control the flow of information between the cell nucleus and the cytoplasm.