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Protecting the genome from transposon activation

Transposons are foreign DNA elements capable of random insertion into the genome, an event that can be very dangerous for a cell. Their activity must be silenced to maintain genomic integrity, which is primarily achieved by H3K9me3-mediated repressio.....»»

Category: topSource:  theglobeandmailJan 15th, 2021

Earth"s magnetic field protects life on Earth from radiation, but it can move, and the magnetic poles can even flip

The Earth's magnetic field plays a big role in protecting people from hazardous radiation and geomagnetic activity that could affect satellite communication and the operation of power grids. And it moves......»»

Category: topSource:  physorgRelated NewsNov 28th, 2023

Clonal fish: Same genes, same environment, different fitness levels

According to current knowledge, individuality is determined by either differences in genome or in the apparent environmental conditions. However, studies show, the paradigm of twin research is currently crumbling......»»

Category: topSource:  physorgRelated NewsNov 28th, 2023

Team discovers protein crucial for B cell differentiation and antibodies

A cell nucleus is a busy place. Cellular proteins twist and pull DNA, folding the genome into intricate 3D structures that support functioning of its coding parts......»»

Category: topSource:  physorgRelated NewsNov 27th, 2023

Comprehensive analysis of the telomere-to-telomere genome of soybean cultivar ZH13

Soybean (Glycine max) is one of the most crucial oil and protein crops, and contributes to more than a quarter of the protein utilized in both human food and animal feed. It is widely acknowledged that the cultivated soybean emerged through the domes.....»»

Category: topSource:  physorgRelated NewsNov 27th, 2023

Quinoa research punctures 100-year-old theory of odd little "water balloons"

Quinoa and many other extremely resilient plants are covered with strange balloon-like "bladders" that for 127 years were believed to be responsible for protecting them from drought and salt......»»

Category: topSource:  physorgRelated NewsNov 22nd, 2023

Physicists model chromosome folding, reveal how loops affect spatial organization of the genome

Human chromosomes are long polymer chains that store genetic information. The nucleus of each cell contains the entire human genome (DNA) encoded on 46 chromosomes with a total length of about 2 meters. To fit into the microscopic cell nucleus and at.....»»

Category: topSource:  physorgRelated NewsNov 22nd, 2023

Unlocking citrus tolerance secrets: The Valencia sweet orange genome and the fight against HLB disease

Sweet orange (Citrus sinensis L.), a hybrid fruit crop originating from mandarins (Citrus reticulata Blanco) and pummelos [Citrus maxima (Burm.) Merr.], exhibits complex genomic diversity due to ancient interspecific hybridization. At present, the be.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2023

Protecting delicate polar ecosystems by mapping biodiversity

Polar regions contain vast, undiscovered biodiversity but are both the most threatened and least-understood areas of the world......»»

Category: topSource:  physorgRelated NewsNov 20th, 2023

Researchers develop comprehensive genetic map for bison, discover gene responsible for albinism

A research team led by scientists from the Texas A&M School of Veterinary Medicine & Biomedical Sciences (VMBS) has developed the most comprehensive genome yet for the North American bison, bringing the animal's genetic roadmap up to date with the la.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2023

3D folding of the genome: Theoretical model helps explain how cell identity is preserved when cells divide

Every cell in the human body contains the same genetic instructions, encoded in its DNA. However, out of about 30,000 genes, each cell expresses only those genes that it needs to become a nerve cell, immune cell, or any of the other hundreds of cell.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

Protecting native fauna from housecats

Fans of the musical "Cats" will know that the naming of cats is a difficult matter, and that cats have three different names. The same is true of cats in New Zealand—there are three types: companion or pet cats that live with people and rely on the.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

Research reveals molecular mechanism of asymmetric calcium-sensitive receptor activation

Calcium-sensing receptors (CaSRs), widely distributed in tissues and organs such as parathyroid glands, intestines, bones and kidneys, sense the concentration of calcium ions in the blood and maintain the calcium balance in the human body. CaSR is so.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

Apple extends free period for iPhone 14 satellite features

Apple today announced it is extending the free usage period for Emergency SOS satellite features for iPhone 14 users. Previously, Apple gave iPhone 14 customers two free years after device activation, which would have began expiring this time next ye.....»»

Category: topSource:  theglobeandmailRelated NewsNov 15th, 2023

Nuclear and oil & gas are major targets of ransomware groups in 2024

Resecurity, Inc. (USA) protecting major Fortune 100 and government agencies globally has identified an alarming rise in ransomware operators targeting the energy sector, including nuclear facilities and related research entities. Over the last year,.....»»

Category: securitySource:  netsecurityRelated NewsNov 15th, 2023

Decoding the Cascade hop genome: Unraveling evolutionary secrets and divergence in the Cannabaceae family

Hop (Humulus lupulus L. var. Lupulus) is a diploid, wind-pollinated, perennial plant. Not only does the H. lupulus play an important role in brewing and flavoring, but its female inflorescences contain lupulin glands (glandular trichomes) that can sy.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Hidden or extinct? Genome analysis of 120-year-old torpedo ray specimen confirms species status

There are always little treasures to be found in museum collections—that's what makes them so valuable for research. With todays methods of analysis, new, detailed findings can be elicited from archives that are often centuries old......»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Forests could absorb much more carbon, but does it matter?

Protecting forests globally could vastly increase the amount of carbon they sequester, a new study finds, but given our current emissions track, does it really matter?.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

In a first, cryptographic keys protecting SSH connections stolen in new attack

An error as small as a single flipped memory bit is all it takes to expose a private key. Enlarge (credit: Getty Images) For the first time, researchers have demonstrated that a large portion of cryptographic keys used t.....»»

Category: topSource:  arstechnicaRelated NewsNov 13th, 2023

Securing Your IP Address: Best Practices for Online Privacy

In an increasingly connected world, safeguarding your online privacy has become paramount. One crucial aspect of this is protecting your IP address. But what is an IP address? An IP address is a distinctive numerical label given to devices that conne.....»»

Category: topSource:  tapscapeRelated NewsNov 9th, 2023

Yeast with more than 50% synthetic genome is created in the lab

Researchers have combined over seven synthetic chromosomes that were made in the lab into a single yeast cell, resulting in a strain with more than 50% synthetic DNA that survives and replicates similarly to wild yeast strains......»»

Category: topSource:  physorgRelated NewsNov 8th, 2023