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Genes are switched on in the human embryo from the get-go

The finding that some genes are active from the get-go challenges the textbook view that genes don't become active in human embryos until they are made up of four-to-eight cells, two or three days after fertilization......»»

Category: topSource:  physorgDec 21st, 2021

First-ever artificial cell nuclei created in living egg from purified DNA injection

A research group is the first in the world to succeed in constructing artificial cell nuclei by injecting purified DNA solution instead of sperm into living mouse eggs. Their findings are published in the journal Genes to Cells......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Researchers determine how a protein contributes to human immune defense against RNA viruses

An international research team led by Prof. Dr. Janosch Hennig from the University of Bayreuth has discovered how the TRIM25 protein contributes to defense against RNA viruses whose genetic material is contained as ribonucleic acid (RNA)......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

New method quantifies single-cell data"s risk of private information leakage

Access to publicly available human single-cell gene expression datasets, or scRNA-seq datasets, has significantly enhanced researchers' understanding of both complex biological systems and the etymology of various diseases. However, the increase in a.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Japan records second-hottest September

Japan had its second-hottest September since records began with some regions the warmest yet, the weather agency said, in a year likely to become the warmest in human history......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Snakes in the city: Ten years of wildlife rescues reveal insights into human-reptile interactions

A new analysis of a decade-long collection of wildlife rescue records in NSW has delivered new insights into how humans and reptiles interact in urban environments......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Research provides new insights into role of mechanical forces in gene expression

The genome inside each of our cells is modeled by tension and torsion—due in part to the activity of proteins that compact, loop, wrap and untwist DNA—but scientists know little about how those forces affect the transcription of genes......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Only 5 women have won the Nobel Prize in physics—recent winners share advice for young women in the field

Out of 225 people awarded the Nobel Prize in physics, only five have been women. This is a very small number, and certainly smaller than 50%—the percent of women in the human population......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Seeing double: Designing drugs that target "twin" cancer proteins

Some proteins in the human body are easy to block with a drug; they have an obvious spot in their structure where a drug can fit, like a key in a lock. But other proteins are more difficult to target, with no clear drug-binding sites......»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Use Windows event logs for ransomware investigations, JPCERT/CC advises

The JPCERT Coordination Center – the first Computer Security Incident Response Team established in Japan – has compiled a list of entries in Windows event logs that could help enterprise defenders respond to human-operated ransomware atta.....»»

Category: securitySource:  netsecurityRelated NewsOct 1st, 2024

How the Taliban"s new "vice and virtue" law erases women by justifying violence against them

Since returning to power three years ago, the Taliban have been enforcing oppressive laws that violate people's freedoms and human rights, especially those of women and girls......»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Protein study reveals how the tiny shrew achieves a resting heart rate of 1,020 beats per minute

The shrew's resting heart rate can reach up to 17 beats per second, equivalent to about 1,020 beats per minute. In comparison, the average human resting heart rate is around 60 to 100 beats per minute, making the shrew's resting heart rate approximat.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Molecular computing method uses metal ions to mimic complex mathematical functions

Researchers at the University of Twente have developed a new method that allows them to precisely control chemical reactions using metal ions. This marks an important step toward computers that function like the human brain. They recently published t.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

SpaceX shuts down launches after problem with Crew-9 mission"s 2nd stage

SpaceX celebrated the first human spaceflight from its Cape Canaveral launch site on Saturday, and while the two humans aboard the Crew Dragon Freedom are safely on their way to the International Space Station, a problem arose with the rocket's secon.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Exploring the role of hydrogen sulfide in the expression of iron uptake genes in E. coli

Antibiotic resistance and oxidative stress response are important biological mechanisms that help bacteria thrive, especially pathogenic bacteria like Escherichia coli. Hydrogen sulfide (H2S), a chemical messenger molecule, regulates several intracel.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

The biological marvels of the seabed are being mined to create commercial products—here are the risks

Thousands of genes from deep-sea marine life are being used to create new commercial products ranging from pharmaceuticals to cosmetics. Genes are segments of DNA that provide instructions for making other molecules that are essential for the structu.....»»

Category: topSource:  informationweekRelated NewsSep 27th, 2024

Scientists identify structural basis of stitched-together protein complexes that recycle most proteins in cells

Scientists at Sanford Burnham Prebys have developed a clearer picture of how crucial machinery in the human cell's recycling process for obsolete and misshapen proteins—known as proteasomes—are formed......»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

The 25 best YouTube videos for kids (September 2024)

Toddlers can prep for bathtime, grade schoolers do themed yoga, and older kids learn about human anatomy in the best YouTube videos for kids......»»

Category: topSource:  digitaltrendsRelated NewsSep 27th, 2024

Scientists develop method to control timing of synthetic DNA droplet division

Many cellular functions in the human body are controlled by biological droplets called liquid-liquid phase separation (LLPS) droplets. These droplets, made of soft biological materials, exist inside living cells but are not enclosed by membranes like.....»»

Category: topSource:  marketingvoxRelated NewsSep 26th, 2024

Key negotiator Norway sees "positive signals" ahead of plastic talks

In the single week that world leaders convened for high-level UN talks in New York, nearly 100,000 water bottles' worth of microplastics swirled through the city's air, posing known and still unknown risks to human health......»»

Category: topSource:  physorgRelated NewsSep 26th, 2024

Improving industrial scale lactoferrin production with synthetic biological systems

Lactoferrin (LF), a multifunctional glycoprotein of the transferrin family, is naturally expressed in human and cow milk. The name "LF" is derived from its ability to bind to iron (ferrin, a suffix indicating iron-binding protein)......»»

Category: topSource:  physorgRelated NewsSep 25th, 2024