Articles tagged with Crisprs
Researchers created a CRISPR system that recognizes and cuts the HIV virus, effectively inactivating it. The technology has shown success in both treating active infections and removing dormant copies of the virus from cells.
Scientists at Gladstone Institutes have discovered a way to enhance CRISPR's precision while boosting its efficiency using small molecules. This breakthrough has important implications for correcting disease-causing genetic mutations and creating personalized therapeutics.
Researchers at Johns Hopkins Medicine have successfully used CRISPR to precisely and efficiently alter human stem cells, showcasing its potential for treatment and disease research. The findings suggest that CRISPR may be a useful tool for editing genes in human-induced pluripotent stem cells with minimal risk of off-target effects.
Researchers used iPS cells to correct genetic mutations in Duchenne muscular dystrophy (DMD), a severe muscular degenerative disease. Engineered nucleases TALEN and CRISPR were successfully used to edit the genome of iPS cells generated from DMD patient skin cells, resulting in the disappearance of the mutation responsible for DMD.
Researchers at Harvard University have used CRISPR technology to edit out the CCR5 receptor in human blood stem cells, which could provide a new approach to treating HIV/AIDS. The edited cells showed no unwanted mutations and retained their functionality.
Researchers have developed a technique that uses the bacteria's own CRISPR-Cas system to turn off specific genes or sets of genes, creating a powerful tool for future research on genetics. This approach allows researchers to better understand the role of individual genes and identify gene sets associated with problems such as multidrug...
Researchers at NC State University have made significant advancements in the genome editing technique CRISPR-Cas, identifying key molecular elements that drive its activity. The study sheds light on how guide RNAs interact with the Cas9 endonuclease, enabling more precise genetic modifications.
UCSF researchers develop SunTag technology to precisely turn genes on and off, revolutionizing CRISPR applications. The technique has broad implications for reprogramming cells and understanding diseases.
Researchers have found an alternative way to model cancer using CRISPR, a gene-editing system that can introduce cancer-causing mutations into the livers of adult mice. This method enables scientists to screen these mutations much more quickly than traditional breeding methods.
Researchers found that a mutated CRISPR system in Francisella novicida bacteria makes them more vulnerable to antibiotics and immune responses. The study suggests the regulatory role of Cas9 in envelope integrity and membrane permeability, potentially impacting bacterial virulence.
Scientists have observed the process by which CRISPR enzymes bind and alter DNA structure, paving the way for correcting genetic diseases in humans. The study provides a vital piece of the puzzle for genome editing tools to be used in humans.
Researchers successfully used CRISPR gene-editing to correct a defective gene in adult mice, allowing them to survive without treatment. The study offers promising hope for treating genetic disorders, including hemophilia and Huntington's disease.
Researchers developed a new method to control genes by targeting transcription, allowing for positive and negative regulation with the same protein. The technique has the potential to enable complex synthetic biology circuits and applications such as disease detection and drug production.
Scientists discovered that certain bacteria require parts of the CRISPR system to stay infectious, using it to shut off a gene that triggers detection by the immune system. This finding could accelerate vaccine development, but also highlights the dangers of defensive tools being co-opted for stealth.
Scientists at UC San Francisco have developed a more precise way to turn off genes using a protein from bacteria to fight off viruses. The new technology, called CRISPR interference, allows researchers to selectively perturb gene expression on a genome-wide scale and identify key proteins that control cellular events.
Researchers from Indiana University have conducted the most in-depth genetic analysis of defense systems used by trillions of micro-organisms to fend off viruses. The study identifies 64 known and 86 novel types of CRISPRs, providing a history of past exposures to outside invaders like plasmids and bacteriophages.
Berkeley lab researchers have discovered a complex protein structure in E.coli that plays a critical role in defending against viruses and other invaders. The 'Cascade' complex acts as a surveillance system, detecting and inactivating invading pathogens using RNA-guided target binding.
Scientists have analyzed the evolution of CRISPR bacterial immune systems in human saliva over time, revealing unique and traceable defenses against viruses. The study's findings suggest that the development of resistance to viruses occurs frequently, even daily, and could lead to more personalized oral health care.
Rice University scientists analyze how bacteria acquire immunity from disease through the CRISPR system, which uses RNA interference to silence viral genes. The study's findings have implications for biotechnology and drug development.
Researchers have identified Csy4 as the enzyme responsible for producing CRISPR-derived RNAs, which target and silence invading viruses and plasmids. The discovery sheds light on how microbes use CRISPR to acquire immunity from future invasions.
Northwestern University researchers have discovered a CRISPR locus that can impede the spread of antibiotic resistance in pathogenic staphylococci by blocking plasmid transfer. This mechanism could provide a means to limit the spread of antibiotic resistance genes and virulence factors in bacteria.
Researchers identified a number of cas genes associated with CRISPR clusters, potentially involved in RNA-processing mechanisms. They propose that all CRISPR inserts are derived from viruses or plasmids, transcribed and silenced via Cas proteins.