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Phys.org / The battle of the sexes in the egg: How early nuclear rivalry helps embryos develop properly
The sperm and the egg cell's nuclei compete for size directly after fertilization and this is necessary for proper embryonic development. A mouse study with Kobe University participation finally gives meaning to a phenomenon ...
Phys.org / Single-molecule method rapidly screens custom enzymes from vast mutant libraries
Enzymes are proteins that catalyze chemical reactions in living organisms. They are widely applied in industries such as food production, detergents, pharmaceuticals, and chemicals. However, for commercial use, natural enzymes ...
Medical Xpress / Adenotonsillectomy improves sleep efficiency in pediatric obstructive sleep apnea
For many children with obstructive sleep apnea (OSA), adenotonsillectomy (T&A) improves sleep efficiency (SE) and resolves OSA, according to a study published online April 12 in Laryngoscope: Investigative Otolaryngology.
Medical Xpress / The language of helplessness: How we write about ourselves reveals symptoms of depression
People struggling with symptoms of depression are less likely to perceive themselves as active initiators of their activities, which is directly reflected in the way they express themselves. Analyzing the way people construct ...
Phys.org / Mini-antibodies reactivate the 'guardian of the genome'
Each year, 20 million people are diagnosed with cancer. Various organs can be affected, and cancer types sometimes differ greatly at the cellular and molecular level. In about half of all cases, however, the protein p53 is ...
Phys.org / Hold your nose and don't stop for a selfie: Why getting up close to a beached whale is a really bad idea
The beaches of Sydney's Royal National Park have been disrupted by a pungent odor. And its source is drawing in more than just seagulls.
Medical Xpress / AI model detects normally 'invisible' tissue changes of pancreatic cancer at stage 0
An AI model (REDMOD) can pick up the very early subtle tissue changes of pancreatic ductal adenocarcinoma, the most common form of pancreatic cancer, which conventional imaging and the human eye find difficult to detect, ...
Phys.org / Data from Earth's most remote atoll show soil fungi are key to island regeneration
Palmyra Atoll, a remote, uninhabited speck of land, coral and sea halfway between Hawaii and American Samoa, is one of the healthiest, intact atolls on the planet—so ecologically sensitive that visiting researchers freeze ...
Phys.org / Molecular probe upgrade could make off-target drug effects easier to measure
A UCLA-led international research collaboration has unveiled a new technology that may help scientists better understand how small molecules, including many drugs, bind to proteins. The invention works with an existing lab ...
Tech Xplore / Nano-tin interlayer steadies solid-state batteries, holding 81% capacity after 500 cycles
A research team led by Dr. Nam Ki-Hun at the Battery Materials and Process Research Center of the Korea Electrotechnology Research Institute (KERI) has successfully developed a nano-tin (Sn) interlayer control technology ...
Phys.org / Environmental DNA in NYC's East River reveals clues about nearby human and animal residents
Sequencing environmental DNA—or eDNA—from the East River in New York City can effectively monitor human diets and local wildlife, as well as the river's fish populations, report Mark Stoeckle and Jesse Ausubel of The Rockefeller ...
Phys.org / AI speeds chemists' search for better disinfectants
Chemists and computer scientists tapped AI to find new disinfectants to combat the growing threat of dangerous "superbugs." Their computational-experimental framework for developing quaternary ammonium compounds, or QACs, ...