العلوم والبيئة
Spiny dogfish blood contains a hormone long thought absent in sharks
المصدر: Phys.org - latest science and technology news stories · نُشر
Cortisol is a hormone that helps humans and many other animals regulate their energy use and respond to changing conditions. For a long time, sharks and rays were believed to rely on a different steroid hormone for these functions, without producing cortisol themselves. Now, a ne
Cortisol is a hormone that helps humans and many other animals regulate their energy use and respond to changing conditions. For a long time, sharks and rays were believed to rely on a different steroid hormone for these functions, without producing cortisol themselves. Now, a new study of North Pacific spiny dogfish, a species of small shark, challenges this view.
أخبار ذات صلة
AI designs working molecular scissors that recognize and cut selected protein targets
Proteases are naturally occurring enzymes that break down proteins into peptides and even single amino acids. They are useful in medicine and industrial processes, where they clean tissue, digest waste and help in the manufacture of everyday products. Now scientists have used art
Phys.org - latest science and technology news stories ·
Scientists may have overlooked a hidden Alzheimer's culprit for decades
For decades, scientists have focused on amyloid beta as a major culprit behind Alzheimer’s disease, spending billions of dollars developing treatments that have often delivered disappointing results. Now, researchers at UC Santa Cruz are drawing attention to a largely overlooked
All Top News -- ScienceDaily ·
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11 New Albums You Should Listen to Now: Fontaines D.C., the Avalanches, and More
Stream new releases from Fontaines D.C., the Avalanches, @, and more
RSS: News ·
From the Octagon to Quantico: UFC teaching the FBI to fight is its latest tie to Trump world
The mixed martial arts organization has had links to the US president for years. Now it could be involved in training federal agents In the lead-up to UFC Freedom 250 – the cagefighting spectacle that took place on the South Lawn of the White House to mark Donald Trump’s 80th bir
Sport | The Guardian ·
FC Copenhagen Women have a ‘startup-like’ brand. Now they need results
A famous name and record attendances have given FCK a platform but a difficult start in Denmark’s top-flight shows success on the pitch is not guaranteed On an August day in 2024, 5,165 fans gathered at Vanløse Idrætspark to watch FC Copenhagen (FCK) take on B73 Slagelse in their
Sport | The Guardian ·