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Archive for the ‘bioengineering’ category: Page 35

Aug 6, 2023

Analysis of Over 7,000 Reservoirs Shows Worldwide Water Reserves Are Depleting

Posted by in category: bioengineering

Water is a crucial and irreplaceable part of daily human life. As the world’s population expands and global temperatures rise, the demand for water proportionally increases.

In the last twenty years, worldwide water reserves have been depleting, even though the total storage capacity has expanded due to the building of additional reservoirs.

Led by Dr. Huilin Gao, associate professor in the Zachry Department of Civil and Environmental Engineering at Texas A&M University, researchers used a new approach with satellite data to estimate the storage variations of 7,245 global reservoirs from 1999 to 2018.

Aug 6, 2023

There Was A NASTY Illegal Lab Situation In California

Posted by in categories: bioengineering, biotech/medical, government

A makeshift lab in Fresno, California was illegally storing over 1,000 bioengineered mice and disease samples. Ana Kasparian and Wosney Lambre discuss on The Young Turks. https://shoptyt.com/collections/justice-is-coming.

Watch TYT LIVE on weekdays 6–8 pm ET. http://youtube.com/theyoungturks/live.

Continue reading “There Was A NASTY Illegal Lab Situation In California” »

Aug 5, 2023

Powerful gene editing approach boosts rotifers in pantheon of laboratory animals

Posted by in categories: bioengineering, biotech/medical, genetics, life extension

Rotifers are excellent research organisms for studying the biology of aging, DNA repair mechanisms, and other fundamental questions. Now, using an innovative application of CRISPrCas9, scientists at the Marine Biological Laboratory, Woods Hole, have devised a method for making precise, heritable changes to the rotifer genome, enabling the larger community of scientists to deploy the rotifer as a genetically tractable lab organism.

Aug 4, 2023

Scientists Uncover a Surprising Link Between Pure Mathematics and Genetics

Posted by in categories: bioengineering, biotech/medical, encryption, evolution, genetics, mathematics

An interdisciplinary team of mathematicians, engineers, physicists, and medical scientists has discovered a surprising connection between pure mathematics and genetics. This connection sheds light on the structure of neutral mutations and the evolution of organisms.

Number theory, the study of the properties of positive integers, is perhaps the purest form of mathematics. At first sight, it may seem far too abstract to apply to the natural world. In fact, the influential American number theorist Leonard Dickson wrote “Thank God that number theory is unsullied by any application.”

And yet, again and again, number theory finds unexpected applications in science and engineering, from leaf angles that (almost) universally follow the Fibonacci sequence, to modern encryption techniques based on factoring prime numbers. Now, researchers have demonstrated an unexpected link between number theory and evolutionary genetics.

Aug 2, 2023

Scientists Discover Potential New Function of CRISPR-Cas System

Posted by in categories: bioengineering, biotech/medical, genetics, health

Microorganisms leverage the CRISPR-Cas system as a defense mechanism against viral intrusions. In the realm of genetic engineering, this microbial immune system is repurposed for the targeted modification of the genetic makeup.

Under the leadership of Professor Dr. Alexander Probst, microbiologist at the Research Center One Health Ruhr at the Research Alliance Ruhr a research team has now discovered another function of this specialised genomic sequence: archaea – microorganisms that are often very similar to bacteria in appearance – also use them to fight parasites.

The team has recently published their findings in Nature Microbiology.

Aug 2, 2023

Organoids revolutionize research on respiratory infections

Posted by in categories: bioengineering, biotech/medical

Biofilms are highly resistant communities of bacteria that pose a major challenge in the treatment of infections. While studying biofilm formation in laboratory conditions has been extensively conducted, understanding their development in the complex environment of the human respiratory tract has remained elusive.

A team of researchers led by Alexandre Persat at EPFL have now cracked the problem by successfully developing organoids called AirGels. Organoids are miniature, self-organized 3D tissues grown from to mimic actual body tissues and organs in the human body. They represent a paradigm shift in the field, enabling scientists to replicate and study the intricate environments of organs in the laboratory.

Developed by Tamara Rossy and her colleagues, the AirGels are bioengineered models of human lung tissue that open up new possibilities in . They revolutionize research by accurately emulating the physiological properties of the airway mucosa, including mucus secretion and ciliary beating. This technology allows scientists to study airway infections in a more realistic and comprehensive manner, bridging the gap between in vitro studies and clinical observations.

Jul 30, 2023

2014 August Breaking News USA Military DARPA Transhumanism Super humans Humanoids

Posted by in categories: bioengineering, biotech/medical, ethics, genetics, internet, military, transhumanism

This is older but this is just the tip of the iceberg. China is rumored to be working on genetic engineering to create “super soldiers” and they’re one country that isn’t stopped by ethics concerns. In the Prime TV series “The peripheral” it has something similar and I don’t want to spoil it beyond that. I think there’s a Vin Diesel movie called Blood Shot where he’s made into a super soldier. It’s a shame that this is used for warfare but the plus side is it’ll, some of the tech, will make its way down to civilian life such as the Internet did.

Jul 30, 2023

Scientists Use Gene Editing To Create a Better Melon

Posted by in categories: bioengineering, biotech/medical

The plant hormone ethylene, in its gaseous state, has long been recognized for its ability to hasten fruit ripening and has a notable impact on shelf-life. In a recent study, scientists used the CRISPR/Cas9 system for gene editing to modify the ethylene production pathway in the luxury Japanese melon (Cucumis melo var. reticulatus “Harukei-3”) to increase its shelf-life.

Their findings were recently published in the journal Frontiers in Genome Editing.

The enzyme 1-aminocyclopropane-1-carboxylic acid.

Jul 29, 2023

MU researcher receives $3 million grant to use gene editing for investigating the building blocks of disease

Posted by in categories: bioengineering, biotech/medical, health

In a new study funded by a $3 million grant from the National Institutes of Health (NIH), University of Missouri researcher Kiho Lee, an associate professor in the College of Agriculture, Food and Natural Resources, will use gene editing to investigate the building blocks of disease.

Jul 29, 2023

Bioengineered Probiotics: Synthetic Biology Can Provide Live Cell Therapeutics for the Treatment of Foodborne Diseases

Posted by in categories: bioengineering, biotech/medical, economics, food, health

The rising prevalence of antibiotic resistant microbial pathogens presents an ominous health and economic challenge to modern society. The discovery and large-scale development of antibiotic drugs in previous decades was transformational, providing cheap, effective treatment for what would previously have been a lethal infection. As microbial strains resistant to many or even all antibiotic drug treatments have evolved, there is an urgent need for new drugs or antimicrobial treatments to control these pathogens. The ability to sequence and mine the genomes of an increasing number of microbial strains from previously unexplored environments has the potential to identify new natural product antibiotic biosynthesis pathways. This coupled with the power of synthetic biology to generate new production chassis, biosensors and “weaponized” live cell therapeutics may provide new means to combat the rapidly evolving threat of drug resistant microbial pathogens. This review focuses on the application of synthetic biology to construct probiotic strains that have been endowed with functionalities allowing them to identify, compete with and in some cases kill microbial pathogens as well as stimulate host immunity. Weaponized probiotics may have the greatest potential for use against pathogens that infect the gastrointestinal tract: Vibrio cholerae, Staphylococcus aureus, Clostridium perfringens and Clostridioides difficile. The potential benefits of engineered probiotics are highlighted along with the challenges that must still be met before these intriguing and exciting new therapeutic tools can be widely deployed.

The discovery and application of antibiotic drugs is among the most significant accomplishments of medical science. Alexander Fleming’s discovery of penicillin (Fleming, 1929) and subsequent discovery and development of multiple classes of natural product antibiotics have been transformational to modern society. These compounds have yielded cheap and effective treatments for diseases caused by common bacterial infections that would previously have proven fatal. The advent of effective antibiotic drugs has made it possible to survive complex surgical procedures like open heart surgery and organ transplants and extended the average human life-span (Riley, 2005; Kaviani et al., 2020). The benefits of readily available antibiotic drugs have extended into agriculture and aquaculture, making it possible to increase productivity of farmed animals (Park et al., 1994; Patel et al., 2020).

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