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An artist’s rendering of a DNA-based virus trap, represented as gray rods in a short cone-shaped arrangement. One is coated with blue molecules, likely antibodies, that adhere to a virus target. Another image shows to traps coming together to capture a red coronavirus.
“Origami” DNA Traps Could Keep Large Viruses From Infecting Cells
By engineering structures out of DNA, scientists could potentially prevent larger viruses, like coronaviruses and influenza viruses, from interacting with cells.
“Origami” DNA Traps Could Keep Large Viruses From Infecting Cells
“Origami” DNA Traps Could Keep Large Viruses From Infecting Cells

By engineering structures out of DNA, scientists could potentially prevent larger viruses, like coronaviruses and influenza viruses, from interacting with cells.

By engineering structures out of DNA, scientists could potentially prevent larger viruses, like coronaviruses and influenza viruses, from interacting with cells.

medicine
A collection of images from prior stories, including illustrations of DNA, chromosomes, and various cells, microscopy images of cancer cells, and a photo of a mouse on a treadmill.
Our Favorite Cancer Stories of 2022
Dan Robitzski | Dec 27, 2022 | 4 min read
This year, cancer researchers uncovered a variety of ways that tumors can survive and spread, ranging from damaging their own DNA to exploiting the nearby microenvironment for nutrients.
Artist’s rendition of two X chromosomes in blue, with a glowing orange line swirling around one.
Male and Female Stem Cells Derived from One Donor in Scientific First
Dan Robitzski | Dec 22, 2022 | 3 min read
Studying otherwise identical XY, XX, X0, and XXY pluripotent stem cells will allow researchers to investigate sex-based differences in greater depth.
Illustration of HIV virus
Viral Protein Behind Chronic Inflammation in People with HIV: Study
Natalia Mesa, PhD | Dec 12, 2022 | 3 min read
The HIV protein Nef can cause long-term genetic changes that lead to hyperreactive immune cells, according to research in human cells and mice. 
Image of a white cardboard box with a blue vertical stripe on the left side, the word “Apixaban” in blue lettering at the bottom, and a depiction of apixaban’s molecular structure in black.
Blood Thinner Ineffective for COVID-19 Patients: Study
Dan Robitzski | Nov 28, 2022 | 2 min read
A clinical trial finds that the anticoagulant apixaban, which has been prescribed to help COVID-19 patients recover, is ineffective and in rare instances dangerous.
person in white jacket putting bandaid on arm of child
Can We Predict How Well Someone Will Respond to a Vaccine?
Natalia Mesa, PhD | Nov 14, 2022 | 7 min read
Researchers find signatures pre- and post-vaccination that correlate with a more robust immune response. 
Blue 3D illustration of X-shaped chromosomes
X Chromosome Silenced in Some Cancers in Males
Natalia Mesa, PhD | Nov 11, 2022 | 3 min read
A study finds that XIST, the gene that shuts down one X chromosome in people who have two, is linked to cancer in males. 
An excited-looking toddler crawls towards toys while her mother watches on.
Doctors Treat a Rare Genetic Condition Before Patient Is Born
Dan Robitzski | Nov 10, 2022 | 2 min read
Thanks to continued weekly medications, a 16-month-old girl shows no symptoms of a severe genetic disease that typically kills children before they turn two.
A vial labeled “RSV vaccine” on a reflective surface next to a syringe.
After Decades of Delays, RSV Vaccines Show Promise in Early Data 
Dan Robitzski | Nov 1, 2022 | 3 min read
Both Pfizer and GSK have shared preliminary data suggesting that their experimental vaccines can protect older adults and newborn infants from the virus.
Orange colony of bacteria on red medium
Skin Bacteria May Trigger Lupus: Mouse Study
Natalia Mesa, PhD | Oct 28, 2022 | 3 min read
Staphylococcus aureus appears to be the culprit.
illustration of liver with veins in blue and arteries in red.
Ethanol-Making Microbe Tied to Nonalcoholic Fatty Liver Disease
Natalia Mesa, PhD | Oct 19, 2022 | 4 min read
A study adds to evidence linking gut bacteria to liver conditions in people who don’t drink excessive amounts of alcohol. 
A photo of King Charles III, then formally Prince of Wales, wearing a dark suit, shown from the shoulders up.
The Unscientific King: Charles III’s History Promoting Homeopathy
Sophie Fessl, PhD | Sep 29, 2022 | 6 min read
King Charles III has a long history of promoting homeopathic or alternative medical treatments not supported by scientific evidence.
Illustration of light blue neurons with white amyloid plaques accumulating on their axons.
New Alzheimer’s Drug Slows Cognitive Decline in Clinical Trial
Dan Robitzski | Sep 28, 2022 | 2 min read
The Biogen-developed treatment, called lecanemab, appears to have a more clear-cut effect on slowing the disease than the company’s previous Alzheimer’s drug, Aduhelm.
white mouse sitting down
Drug Spurs Neuron Growth in Mice with Chronic Spinal Cord Injury
Natalia Mesa, PhD | Sep 27, 2022 | 4 min read
A protein duo increases transcription of growth-related genes to enhance axon regeneration and boost plasticity, a study finds—but fails to improve mobility.
A surgical mask next to an open pill bottle that’s toppled over, spilling out red capsules meant to represent vitamin D supplements.
Vitamin D Likely Doesn’t Prevent COVID-19, Studies Find
Dan Robitzski | Sep 9, 2022 | 2 min read
The results from two large clinical trials don't support the idea that supplements of the vitamin bolster immune defenses against SARS-CoV-2.
Lower part of a skeleton with the left foot missing
31,000-Year-Old Skeleton Reveals Oldest Known Surgery
Christie Wilcox, PhD | Sep 7, 2022 | 2 min read
A Stone Age individual’s left leg healed after being amputated just above the foot, allowing them to survive for six to nine years after the procedure was performed, researchers say.
An illustration of a pregnant women wearing a mask, surrounded by microbes
How COVID-19 Affects Pregnancy
Amanda Heidt | Aug 16, 2022 | 10 min read
Evidence thus far shows that pregnant people infected with SARS-CoV-2 are at higher risk for severe disease and death, as well as complications in their pregnancies.
A translucent illustration of the BA.2.75 subvariant of SARS-CoV-2 against a black background
Experts Mixed on Risk of “Centaurus” Omicron Subvariant
Dan Robitzski | Aug 15, 2022 | 3 min read
BA.2.75 is spreading rampantly in India and has so far reached at least 20 other countries, but it doesn’t seem to be outcompeting other Omicron SARS-CoV-2 subvariants.
Artist’s rendition of light blue monkeypox viruses in front of a black background.
FDA To Stretch Monkeypox Vaccine Supply via Intradermal Injection
Shafaq Zia | Aug 12, 2022 | 4 min read
The newly authorized intradermal vaccination only requires one-fifth of the usual vaccine dose. This will help stretch out the limited vaccine supply, experts say, but only if healthcare personnel receive sufficient training.
Four glass vials sit on a reflective tabletop next to a syringe. Each is labeled as a subsequent dose in a four-dose series of COVID-19 vaccines.
What We Know About Getting a Second Booster Shot of COVID-19 Vaccines
Dan Robitzski | Aug 11, 2022 | 10+ min read
Studies show that a fourth mRNA vaccine dose offers the elderly and other high-risk groups strong protection against hospitalization and death from COVID-19, but experts say benefits for other populations may be more limited.
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