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How Many Genes Do Humans Have? | TS Digest | The Scientist
WEBApr 1, 2024 · To determine how many genes are in the human genome, researchers first needed to produce a complete genomic sequence. The Human Genome Project (HGP), spanning between 1990-2003, was a publicly funded initiative led by an international consortium of researchers in order to comprehensively study DNA and generate the first human genome sequence.
News | The Scientist Magazine®
WEBThe Scientist's News articles. Proteins that trigger cell senescence occupy much of the literature on aging, but a small RNA moves into the limelight.
Universe 25 Experiment | TS Digest | The Scientist
WEBMay 28, 2024 · UNIVERSE 25: John Calhoun crouches within his rodent utopia-turned-dystopia that, at its peak, housed approximately 2,200 mice. Calhoun was studying the breakdown of social bonds that occurs under extreme overcrowding, following up on his earlier discovery of the learned "behavioral sink" phenomenon in rats. 1
Words for Nerds - Science Wordle Game - The Scientist Magazine®
WEBIt’s Like Science Wordle. Welcome to Words for Nerds, our popular and addictive daily science word game. Think of it as science Wordle—a guessing jumble for every nerd, especially the busy life scientist looking to get a little break from the rigors of research.
Microbiology News, Articles | The Scientist Magazine®
WEBThe latest news and opinions in the field of Microbiology from The Scientist, the life science researcher’s most trusted source of information.
What Does a Positive Covid Test Look Like? - The Scientist …
WEBMay 10, 2024 · ABOVE: A positive rapid test will yield two visible lines (middle) while a valid negative test will only show a single line in the control region (right) and an invalid test will show no control line (left). iStock, ASIFE V iral TikTok videos showing teenagers hacking rapid COVID-19 tests by inserting sodas and other acidic solutions into the tests’ inlet caused quite a stir in 2021 ...
How Red Blood Cells Get Their Dimples - The Scientist Magazine®
WEBSep 1, 2018 · EDITOR’S CHOICE IN CELL & MOLECULAR BIOLOGY The paper. A.S. Smith et al., “Myosin IIA interacts with the spectrin-actin membrane skeleton to control red blood cell membrane curvature and deformability,” PNAS, 115:E4377–85, 2018. Healthy red blood cells are puffy with a dimpled middle.
New Evidence Complicates the Story of the Peopling of the Americas
WEBMay 2, 2022 · A HODGEPODGE OF EVIDENCE. For decades, scientists subscribed to the Clovis-first model of the peopling of the Americas, the idea that the earliest humans on the landmass had crossed the Bering Land Bridge after the Last Glacial Maximum when glaciers began to recede, about 13,000 years ago.
Sketching out Cell Theory, circa 1837 | The Scientist Magazine®
WEBAug 1, 2013 · Robert Hooke had coined the word “cell”—short for cellula, or “small compartment” in Latin—in the mid-17th century, after he’d seen tiny rectangular shapes while studying slices of cork using a rudimentary microscope.