The Scientist - Science News, Educational Articles, Expert Opinion
WEBThe Scientist Staff | 1 min read. In this webinar, Sarkis Mazmanian and Gautam Dantas will discuss how researchers study the roles that endogenous gut microbes play in influencing the body’s response to neural injury and disease. Page 1 of 983. Your guide to the most essential developments in life sciences.
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 Many Genes Do Humans Have? | TS Digest | The Scientist
WEBApr 1, 2024 · In 2004, Human Genome Project researchers published the full and estimated that the human genome contained between 20,000-25,000 genes. Scientists now estimate that the number of protein-coding genes is but that number still fluctuates because the definition of a gene is up to interpretation. A gene is …
Infographic: A Look at the Big Five Mass Extinctions
WEBJul 18, 2022 · Commonly referred to as the “Great Dying,” this extinction event is estimated to have wiped out more than 95 percent of marine species, as well as some terrestrial amphibians and reptiles. Many scientists think a key culprit was widespread volcanic activity. Triassic-Jurassic. Global warming triggered by heavy volcanic activity is ...
Universe 25 Experiment | TS Digest | The Scientist
WEBMay 28, 2024 · Which scientist conducted the Universe 25 experiment? John B. Calhoun led the Universe 25 experiment, which examined the long-term effects of increasing population density and resulting social stressors on mice living in a constructed environment. 2. How many times was the Universe 25 experiment repeated?
Anatomy News, Articles | The Scientist Magazine®
WEBDeathly Displays, circa 1662–1731. Sukanya Charuchandra | Dec 1, 2019 | 3 min read. Frederik Ruysch’s collections blended specimens for scientific discovery with macabre art. Page 1 of 4. The latest news and opinions in anatomy from The Scientist, the life science researcher's most trusted source of information.
An Introduction to Glycoproteins | The Scientist Magazine®
WEBJul 18, 2023 · Glycoproteins are a large and diverse group of proteins to which one or more sugar molecules, known as oligosaccharides, have been attached through covalent bonding. These diverse proteins have a wide range of functions, including roles in immune response activation, cell signaling, and disease processes. More …
Immunohistochemistry: Origins, Tips, and a Look to the Future
WEBOct 17, 2023 · Stay up to date on the latest science with Brush Up Summaries. Immunohistochemistry (IHC) is a laboratory technique used to detect specific antigens in tissues or cells based on antigen-antibody recognition. A standout feature of IHC compared to other laboratory tests is that it is performed without destroying any …
Scientists Engineer Dreams to Understand the Sleeping Brain
WEBDec 1, 2020 · Dream researchers who spoke with The Scientist say Dormio marks an exciting step for a field traditionally limited by scientists’ inability to interact with their study participants. Many experts define dreams broadly as any subjective experiences people have while asleep, although most projects rely on dream reports collected specifically from people woken up from rapid-eye movement (REM ...
William Harvey Revolutionized Our Understanding of Circulation
WEBSep 12, 2022 · Like Newton’s laws of motion and Darwin’s theory of evolution, the scientific appreciation of the blood’s circulation benefited heavily from the contributions of a single individual, the English physician William Harvey, who in 1628 published De Motu Cordis (the full title of the book is Exercitatio Anatomica de Motu Cordis et Sanguinis in Animalibus [Anatomical Exercise About the ...